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TouchWare for OS/2 User's Guide

1. gt To correct the communication settings 1 Run Microcal 2 Note the COM port IRQ and baud rate settings being used by the touchscreen controller The Microcal Status box displays this information 3 Install TouchWare again and make sure you specify the correct communication settings Chapter 5 Troubleshooting the Touchscreen 113 Common Problems Problem This section lists common problems experienced by users working with the touchscreen software Touchscreen not working Cannot select objects on the screen position the cursor or use other touch features May indicate that the touchscreen was not properly installed Check that the touchscreen is securely connected to the correct COM port Check that the touchscreen cable does not have any kinks and that connector pins are not bent Check that the touchscreen is connected to the next successive COM port in your system Refer to Selecting the COM Port in Chapter 1 Reset the touchscreen and its controller Turn off both the computer and the monitor wait a few minutes and then turn on each device again and reboot your system Check if the touchscreen controller has a visible LED If it does refer to Status Light on the Controller later in this chapter for information on diagnosing touchscreen problems using this LED Check that the PC Bus touchscreen controller if used is firmly seated in an expansion bus slot in your computer The touchscree
2. Appendix A Settings Commands and TouchWare Files 127 Mouse Driver Settings During the TouchWare for OS 2 installation if you specify that you will be using a mouse with the touchscreen the Setup program automatically adds switch STYPE MTOUCHS to the mouse driver line in the CONFIG SYS file as follows DEVICE disk drive OS2 MOUSE SYS STYPE MTOUCH This line enables the mouse to work with the touchscreen Note Be sure to keep the mouse driver line below the touchscreen driver line in the CONFIG SYS file The touchscreen driver must be loaded before the mouse driver in order for the mouse to operate If you do not initially specify that you will be using a mouse or other input device during the installation of TouchWare you must complete the following procedures to add a mouse 1 Install the mouse following instructions in your OS 2 system documentation and reboot the system 2 Reinstall TouchWare for OS 2 by running Setup During the installation specify that you will be using a mouse with the touchscreen When you complete the installation reboot the system TouchWare Files TouchWare for OS 2 User s Guide Table 10 lists the touchscreen files installed by Setup for TouchWare for OS 2 These files are located in the directory specified during Setup Table 10 Touchscreen Files for OS 2 File Name MTCHTRL EXE MTTOUCH INF OS2PEN EXE MTOUCH SYS TOUCHINLEXE MTS ICO MTSETUP INF MCAL OVL QCAL OVL
3. The port base addresses for COM1 COM4 are defined standard addresses There are no defined standard addresses for COMS COMS8 The addresses listed have been defined specifically for TouchWare Chapter 1 Installing TouchWare 21 Installing TouchWare for OS 2 You run the Setup program in an OS 2 command window to install TouchWare Setup copies all touchscreen files to your hard disk and configures your system for a touchscreen Once you begin Setup follow the instructions displayed on the screen Online help is available during the setup process What Setup Does During the installation process the Setup program performs the following tasks Creates a backup copy of the CONFIG SYS file Setup copies the contents of the CONFIG SYS file to a backup file named CONFIG MTS before making any changes This backup file allows you to restore the configuration of your system to the state prior to installing the touchscreen software Modifies the CONFIG SYS file The Setup program adds information to your CONFIG SYS file This information defines the settings for the OS 2 touchscreen driver If you specified that you would be using a mouse with the touchscreen Setup adds the mouse driver setting to the mouse driver line in the CONFIG SYS file Creates or modifies the STARTUP CMD file The Setup program creates the STARTUP CMD file if it does not already exist The Setup program adds the following line to the file dis
4. depending on your touchscreen controller e Noise Check might be located on the Main menu e Noise Check might be located on the Diagnostics menu There are two noise check programs available The noise check program opened by Microcal depends on the type of touchscreen controller you are using This manual refers to the noise check programs as Automatic Frequency Adjust and Manual Frequency Adjust Instructions for using these two programs follow this section Determine which noise check program your controller uses and consult the appropriate instructions To determine which noise check program your controller uses select the Noise Check option and look at the first screen Chapter 4 Microcal Diagnostic Utility 83 Automatic Frequency Adjust displays the following screen Set Frequency Test Frequencies 19 2 kHz 20 7 kHz 22 7 kHz 25 0 kHz lt current 27 6 kHz 31 3 kHz ESC to exit Manual Frequency Adjust displays the following screen Suggested frequency Current frequency New frequency SUGA 9 375 kHz EGA 9 375 kHz 77777 kHz 9 375 kHz CGA 9 375 kHz l MDA 9 375 kHz This is the frequency the controller was previouly setstested at H This is the frequency the controller will now be set to when observing the noise levels Type ENTER to observe levels Before observing the noise levels turn the monitors brightness to the highest setting If t
5. the current video mode and the current help level Video card detected VGA Video mode VGA color Help level 3 To change the video mode press F5 You can continue to press F5 to cycle through the available video modes Note If you change the video mode you should calibrate the touchscreen again The display area is different in each video mode To change the level of help displayed press F2 Chapter 4 Microcal Diagnostic Utility 75 Getting Help when Using Microcal Microcal includes an online help facility gt To display a list of all help topics press Use the cursor arrow keys to highlight the topic you want and then press Enter gt To get help about an option on a menu use the cursor arrow keys to highlight the menu option and then press F1 or H The system displays help information for the currently selected menu option gt To select the level of help displayed press F2 The following menu appears Setup help level Reninder Summary Detailed help f 4 ESC to exit You can choose one of three levels of help Table 5 describes each help level Table 5 Help Levels Level Menu Choice Description 1 Reminder Provides a short description of the function Use this level if you simply need a reminder of what a particular menu option does 2 Summary Provides a more detailed description of the function 3 Detailed Provides a full description of the function Use this lev
6. A MicroTouch touchscreen using an SMT2 SMT3 TouchPen or PC Bus touchscreen controller OS 2 operating system version 3 0 or later An available serial port or 16 bit ISA expansion slot if installing a PC Bus touchscreen controller Caution It is a requirement of the OS 2 operating system that you must connect the touchscreen to the next available serial port in sequence For example if COM1 and COM2 are already being used in your system then the touchscreen must be assigned to COM3 3 Mb of available hard disk space A keyboard for installation configuration and running Microcal In addition MicroTouch recommends A mouse for installation and configuration A DOS boot disk if the OS 2 dual boot feature for DOS is not installed on your system which includes a basic text editor Chapter 1 Installing TouchWare 17 Viewing the ReadMe File The TouchWare diskette includes a ReadMe text file which contains product summary information and the latest information about TouchWare for OS 2 Before you install the TouchWare software check the ReadMe file for any last minute changes and updates You can view the ReadMe file using any text editor or use the procedure which follows Note The ReadMe file can also be viewed after TouchWare has been installed by selecting the MicroTouch ReadMe icon in the touchscreen desktop folder gt To view the ReadMe file 1 Insert the TouchWare for OS 2 diskette into a disk drive
7. 2 Open an OS 2 command window 3 Enter the following command MORE lt A README TXT or B README TXT depending on your drive 4 Press the space bar to view subsequent screens or press Ctrl C to exit gt To print a copy of the ReadMe file 1 Insert the TouchWare for OS 2 diskette into a disk drive 2 Open an OS 2 command window 3 Enter the following command COPY A README TXT LPT1 or B README TXT depending on your drive 18 TouchWare for OS 2 User s Guide Before You Install TouchWare for OS 2 Prior to installing the touchscreen software you should e Uninstall any previous touchscreen software that is not a version of TouchWare from MicroTouch e Select the correct COM port for the touchscreen Uninstalling Previous Touchscreen Software TouchWare for OS 2 can be installed over previous versions of TouchWare However you must uninstall any previous version of touchscreen software that is not a version of TouchWare from MicroTouch Refer to the uninstall instructions that came with that product If you are currently using the TouchBase OS 2 driver complete the following procedures to remove it from your system gt To remove the TouchBase driver 1 Using a text editor make the following changes to your CONFIG SYS file Delete the following line entry DEVICE C TOUCH T2driver SYS Delete the STYPE T2DRIVR switch from the end of your mouse driver statement For example DEVICE C OS2 BOOT MOUS
8. 43 testing 43 double click defined 41 drag defined 41 Draw option Microcal 91 drawing mode 40 driver touchscreen 14 touchscreen settings defined 126 E E Mail technical support 11 emulation mode terminal 100 erratic cursor 81 errors controller status light 120 during startup 28 in cursor display 114 in cursor movement 114 in drawing lines 115 messages 116 F fax technical support 11 feedback audible 42 files CONFIG MTS 21 CONFIG SYS 21 ReadMe 17 touchscreen 128 Find Touchscreen option 76 Finger Only mode defined 56 Finger Only mode performance 59 firmware commands 100 firmware version 73 flags See command options frequency 81 adjusting for finger and pen 51 adjusting in Microcal 81 adusting in control panel 51 testing 52 touchscreen 51 when to adjust 51 function keys 71 H hardware version 73 help bulletin board system 11 online 75 online in Microcal 75 online control panel 53 phone support 10 ReadMe file 17 hot line technical support 11 Index 133 icon for double click test 43 identity of touchscreen controller 73 information about TouchWare 53 help on control panel options 53 ReadMe file 17 installation before installing 18 error messages after 28 removing previous software 18 removing TouchBase driver 18 running Setup 22 uninstalling TouchWare 32 interference 51 J jittery cursor 81 K keys for drawing in Microcal 91 for terminal mode 102 Microcal function 71 L LED s
9. Adjusting the Sensitivity MicroTouch sets the sensitivity of each touchscreen controller during the manufacturing process The default sensitivity is optimal for most touch applications Chapter 4 Microcal Diagnostic Utility 103 However you may want to adjust the touch sensitivity for differences in systems and touchscreen implementations Caution You should only adjust the sensitivity of the touchscreen if it is necessary for proper operation If the sensitivity is set too high or too low you will experience erratic touchscreen operation gt To adjust the touchscreen controller sensitivity 1 Select Configure from the Microcal Main menu 2 Select Adjust Sensitivity The Sensitivity menu appears Sensitivity Norma l Medium High Very High ESC to exit 3 Select a sensitivity setting and press Enter Data Protocol The data protocol defines how the controller sends information to and receives information from the PC The default protocol is format decimal and mode stream The Data Protocol option lets you select the format and mode for how the controller communicates with the touchscreen When the setting is entered the change occurs immediately gt To set the protocol 1 Select Configure from the Microcal Main menu 104 TouchWare for OS 2 User s Guide 2 Select Data Protocol A dialog box prompts for confirmation that you want to change the controller s default format and mode 3 Type Y
10. COR A GORE Search Ammit Search All Forts Exit Pape Key Searching for Tmickecreen ESC to Caene COME CIF AH 3606 Bed HEE You can press Esc at any time to cancel the search for a touchscreen If a Touchscreen Is Found If a touchscreen is found on either COM1 or COM2 Microcal displays the Touchscreen Diagnostics and Configurator screen You can now select other menu options If a Touchscreen Is Not Found If a touchscreen is not found on COM1 or COM2 Microcal reports that the search was unsuccessful No Touchscreen Controller Found Select Menu Item and Press Enter 68 TouchWare for OS 2 User s Guide Microcal returns to the Find Touchscreen menu You can choose one of the following options e Search COM1 and COM2 again e Search the mouse port Mouse port is not supported in TouchWare for OS 2 e Search all serial communication ports and the mouse port Note Microcal will only search COM1 COM7 addresses as defined by MicroTouch COM8 is not searched by Microcal If you have the touchscreen connected to COM8 Microcal will not be able to detect it e Exit from the Microcal utility gt To select a menu item use the cursor up and down arrow keys to highlight an option Press Enter Before you repeat the search on COM1 and COM2 check to make sure the touchscreen is properly connected If you choose Search All Ports Microcal scans all serial communication ports COM1 COM7 Microcal uses all
11. However this is not true when you are running a Windows session under OS 2 In this case the Windows WIN OS2 mouse double click setting and touchscreen double click setting are independent of one another Setting the Double Click Area The Double Click Area defines the maximum area in which successive touches will be recognized as occurring at the same touch point In other words area defines how close one touch must be to the next touch for your system to register the two touches as a double click A double click occurs when you quickly touch the screen twice in the same location When using the touchscreen double click area is the maximum screen area allowed between the first liftoff and the next touch If your touches fall within the allowed space on the screen and within the double click speed then a double click occurs In TouchWare for OS 2 the double click area can range in size as follows 80 pixels Large Area 7 3 Small pixels Area T N pixels k 100 pixels _ Chapter 2 Touchscreen Control Panel 45 gt To adjust the double click area drag the scroll box toward Small or Large You can also click the left and right arrows on the scroll box A smaller setting provides a narrower touch range on the screen while a larger setting allows for more distance between the two touches If the second touch does not occur within the area defined the application will see two success
12. It does not change the baud rate of the touchscreen controller You must make sure the touchscreen driver and the touchscreen controller are set to the same baud rate The default for all MicroTouch controllers is 9600 baud If you select a baud rate other than 9600 for the touchscreen driver during installation the touchscreen will not be able to communicate with your computer You must then use Microcal to change the baud rate of the touchscreen controller to be the same rate as the driver Refer to Changing the Baud Rate later in this chapter for additional information on changing the baud rate of your touchscreen Once you have verified that the COM settings are correct select Continue to proceed with the installation program 26 TouchWare for OS 2 User s Guide Using Other Pointing Devices with the Touchscreen In order to install the drivers correctly Setup needs to know whether you will be using another pointing device such as a mouse in conjunction with the touchscreen The pointing device must be mouse compatible Support for Another Pointing Device Will you be using another pointing device such as a mouse or trackball with the touchscreen e If you are using another pointing device with the touchscreen select Yes Setup modifies the CONFIG SYS file signaling the mouse driver to route mouse messages through the touchscreen driver which enables you to use the mouse with the touchscreen e If you are not using
13. MICROCAL EXE MICROCAL HLP QUICKCAL HLP NAME BMP README TXT Purpose Touchscreen control panel for OS 2 Help file for the touchscreen control panel Pen Configuration utility for OS 2 Touchscreen driver for OS 2 Program to read the double click speed and area settings from the system profile MicroTouch Systems icon Help file for the MicroTouch Setup program Overlay files for the Microcal Diagnostic utility Microcal Diagnostic utility Help files for the Microcal Diagnostic utility Bitmap for the installation logo Product information release notes Appendix A Settings Commands and TouchWare Files 129 COM Port Base Addresses Table 11 lists the TouchWare defined address for each COM port Table 11 TouchWare Defined Base Addresses COM Decimal Hexadecimal Port Address Address COM Decimal Hexadecimal Port Address Address COM 1 1016 3F8 COM 5 736 2E0 COM 2 760 2F8 COM 6 752 2F0 COM 3 1000 3E8 COM 7 992 3E0 COM 4 744 2E8 COM 8 1008 3F0 Index A about information TouchWare 53 address COM port 129 E Mail 11 MicroTouch offices 12 MicroTouch website 11 Adjust Frequency option 51 area double click 44 audible feedback 42 AutoBaud option 105 Automatic Frequency Adjust 83 automatic mode See Pen or Finger mode B backup system file 21 base addresses 129 baud rate Autobaud option 90 before you change 25 changing in controller 31 changing in driver 31 changing with Microcal 8
14. To exit from Color Bars and return to the Main menu press Esc Color Purity Every monitor has three electron guns or signals that send the primary colors red green and blue to the screen The Color Purity option lets you test that each electron gun works properly You can test each primary color individually You can also test combinations of these colors to produce the same 16 colors shown in the Color Bars option The advantage of the Color Purity option is that the color fills the screen You can check a color for a consistent appearance and saturation across the screen When you select the Color Purity option Microcal fills the screen with black and displays the following dialog box 1 Z 3 4 RED GREEN BLUE INTENSE SPACE to clear ESC to exit 98 TouchWare for OS 2 User s Guide gt To use the Color Purity option press the following keys e To toggle the dialog box on and off press the space bar e To toggle a particular color gun on or off press the appropriate numeric key 1 2 or 3 Angled brackets for example lt 1 gt indicate the color gun is on e To toggle the intensity of the selected color press 4 Table 7 shows how to produce each color by turning the color guns on or off For example turn on red and blue to view magenta or turn on green and blue to view cyan When viewing a color with the Color Purity option look for the color to be uniform across all areas of the screen Sha
15. another pointing device select No Specifying the Location for the Touchscreen Files In the Installation Location dialog box enter the path and directory where you want to install the touchscreen files The default is C MTSOS2 Chapter 1 Installing TouchWare Installation Location To change the default location type your drive and directory location and press Enter To accept the default location choose Continue Destination location You can specify any path If the directory does not exist Setup will automatically create it If you select Cancel the Setup program will terminate without modifying your system Completing the Installation After the software has been installed on your hard drive the Installation Complete dialog box appears Installation Complete PI Installation is complete To load the touchscreen driver and make the touchscreen active you must remove your installation floppy disk and reboot the system NOTE You may see error messages during startup These are not harmful and can be eliminated by disabling the OS 2 communications port drivers in your config sys file 27 28 TouchWare for OS 2 User s Guide Note Error messages may be displayed when you start your system This is normal and does not affect the operation of your system However you can prevent these messages from appearing by following the procedure described in Error Messages During St
16. be set to when observing the noise levels Type ENTER to observe levels Before observing the noise levels turn the monitors brightness to the highest setting If the suggested frequency is noisy select the next highest frequency and continue to do so until the noise levels are at a minimal Esc to exit ft Increase frequency 4 Decrease frequency 4 Display levels Use the up arrow key to increase the frequency use the down arrow key to decrease the frequency The New Frequency box displays the frequency you selected Before you save the new frequency always test the frequency and see if it improves the performance of the touchscreen Testing the Newly Selected Frequency To test the selected operating frequency l 2 Turn the monitor s brightness to the highest setting Press Enter to display the noise levels A dialog box warns that Microcal cannot detect the current frequency and prompts for confirmation that you want to change the frequency Type N to view the noise levels without changing the current frequency The following screen appears 88 TouchWare for OS 2 User s Guide Current frequency Prev frequency Percent noise gt Touch here steadily to get noise levels _______________ ESC 1 to select another frequency F18 J noise peak hold on off 4 Touch the box in the lower right corner and hold your finger
17. called automatic mode Pen Only The system recognizes pen touches on the screen The system ignores finger touches on the screen Finger Only The system recognizes finger touches on the screen The system ignores touch pen touches on the screen If you are using Pen or Finger mode the system gives higher priority to the touch pen This priority prevents accidental screen touches from your finger or hand as being interpreted as input Chapter 3 Pen Configuration Utility 57 If the system detects both touch pen and finger touches at the same time it gives the touch pen higher priority and acknowledges only the pen touches Also if you are using your finger and the pen touches the screen the pen overrides the finger input If you are using the touch pen and you lift the pen from the screen the system does not recognize finger or hand touch until after a pre defined time delay You cannot adjust the delay amount For example if you rest your hand on the screen while you write with the touch pen you can lift the pen and put it back again without your hand touch being acknowledged If a finger or hand is on the screen when the touch pen lifts off the system ignores the finger or hand until you lift off and touch the screen again Selecting the Pen Mode You can use one of the following methods to select the pen mode Open the Pen Configuration Utility Issue the OS2PEN command gt To configure the pen mode using the Pen Confi
18. cannot be saved when Dual Boot is using the CONFIG SYS file Chapter 2 Touchscreen Control Panel 39 Selecting a Touch Mode Touch mode defines exactly how your touch will be interpreted by your computer Use the Touch Mode option to specify the touch actions that equate to mouse events like clicking double clicking and dragging There are three touch modes available Touch Mode _ Desktop eal Drawing Button In describing these touch modes the following terminology is used e Touch means to place your finger or touch pen on the screen e Tap means to touch the screen and quickly lift your finger or touch pen off the screen e Liftoff means the moment you remove your touch from the screen e Pen refers to the MicroTouch touch pen Desktop Mode Desktop mode is useful for general purpose desktop applications In this mode the initial touch locates the cursor on the screen Holding your finger steady is equivalent to pressing and holding the mouse button Lifting your finger is equivalent to releasing the mouse button To click touch the object and then lift your finger off the screen To double click quickly tap the object twice in the same location The two taps must occur within the time defined by the double click speed in the Touchscreen control panel 40 TouchWare for OS 2 User s Guide To drag touch the object pause momentarily to generate a button down and then slide your finger When you are finished
19. dragging lift your finger off the screen In Desktop mode dragging has an additional feature to facilitate text selection For text selection you can touch drag and pause at the point to begin text selection After pausing continue dragging to select the desired text Drawing Mode Drawing mode is useful for draw paint illustrator and graphics applications In drawing mode touching the screen is equivalent to pressing and holding down the mouse button Lifting your finger is equivalent to releasing the mouse button To click touch the object and then lift your finger off the screen To double click quickly tap the object twice in the same location The two taps must occur within the time defined by the double click speed in the Touchscreen control panel To drag touch the object and slide your finger When you are finished dragging lift your finger off the screen Button Mode Button mode default is useful for applications that exclusively use buttons for the controls In button mode touching the screen is equivalent to pressing and releasing the mouse button The action happens immediately You do not need to lift your finger off the screen for the action to happen To click touch the object To double click quickly tap the object twice in the same location The two taps must occur within the time defined by the double click speed in the Touchscreen control panel To drag touch the object and then slide yo
20. has been changed e Check that the MTOUCH SYS file the touchscreen driver has not been moved from the directory specified during installation e During installation did you select Yes in the Other Pointing Devices dialog box with no mouse connected Selecting Yes without a mouse connected disables mouse and cursor operation with the touchscreen Run Setup again e Check the order of the device drivers in the CONFIG SYS file The mouse driver must be listed after the touchscreen driver The touchscreen driver and mouse driver must be listed before the OS 2 driver Refer to Order of Device Drivers in Appendix A Cursor does not reach out to the edges of the screen Try calibrating the touchscreen When calibrating the screen be sure you touch the center of each target firmly and precisely Problem Problem Problem Problem Chapter 5 Troubleshooting the Touchscreen 115 Cursor appears jittery or erratic If the cursor appears jittery when you touch the screen or moves erratically as you move your touch across the screen electrical noise from the monitor might be interfering with the touchscreen To stabilize the cursor you adjust the operating frequency of the touchscreen Refer to Testing the Touchscreen in Chapter 4 and Adjusting the Frequency in Chapter 2 Cursor jumps or bounces suddenly across the screen The touchscreen received more than one touch simultaneously When you tou
21. i325 cnc ct aie sincere eaten de eens 76 Calibrating the Touchscreen Using Microcal ee eeeeeeseeee 77 When You Should Calibrate eee eeeeeeeesneeeeeeeeneeeeeees 11 How to Touch the Screen During a Calibration 78 Calibrating the Touchscreen 24icoae2hnaateoteenseciden eeeuend 78 Testing the Calibration aslaaseassbvened cn discon eeteccnd uaasaesastaass 80 Adjusting the Frequency jive ics disceredacescecsaescceliccececiategraols 81 When You Should Adjust the Frequency c ceeceeeeeeeeees 81 Adjusting the PreQuenCy 24 veic cians ee testa eed 81 About Noise CheC Kr ic4 ee tet ieee etait eer eee death 82 Accessing the Noise Check Option cssseceeeeeeeeeeeeneees 82 Using Automatic Frequency AdjuSt eee ee eeeseeeeeeeeneeeeeeeeaeeees 83 Using Manual Frequency Adjust eee ceeeesseeeeeessneeeeenenneeees 86 Question Marks in the Current Frequency Box 0006 86 Selecting a New Frequency x iccesssascncladcnasadiessenctavveased cnannena s 86 Testing the Newly Selected Frequency s 87 Saving the Operating Frequency seseeeseereeeererreerrerrsereen 89 Setting the Baud Rat s ipese icies onkorau 89 Matching Controller and Driver Baud Rates ee 89 Controller Restrictions eeesseeeeessneeeeeessneeeceessaeeeeeeesaes 90 Using the Baud Rate Option 24 0442 csaeeksoestarvce 90 Testing th Pouch screen 6s1 lt ccssestieteasesstcveyseasoacsseseney wa
22. that the touchscreen is securely connected to the correct COM port Check that the touchscreen cable does not have any kinks and that connector pins are not bent Check that the touchscreen is connected to the next successive COM port in your system Refer to Selecting the COM Port in Chapter 1 Reset the touchscreen and its controller Turn off both the computer and the monitor wait a few minutes and then turn on each device again and reboot your system Check if the touchscreen controller has a visible LED If it does refer to Status Light on the Controller later in this chapter for information on diagnosing touchscreen problems using this LED Check that the PC Bus touchscreen controller if used is firmly seated in an expansion bus slot in your computer The touchscreen must be connected to this controller if it is installed Verify that you specified the correct COM port IRQ number and baud rate when you installed the touchscreen software Run Setup again and specify the correct COM settings Try running Microcal and searching all communication ports If Microcal cannot find the Touchscreen controller the controller may not be connected to the system or the controller may be using COMS8 Refer to Chapter 4 Verify that the order of touchscreen entries in the CONFIG SYS file is correct Refer to Order of Device Drivers in Appendix A Error Error Error Chapter 5 Troubleshooting the Touchscreen
23. the beginning of the line For example REM DEVICE C MTSOS2 MTOUCHLSYS 4 If you are using a mouse with your touch screen find the line which contains your mouse driver For example DEVICE C OS2 MOUSE SYS STYPE MTOUCH 66 TouchWare for OS 2 User s Guide Remove the switch STYPE MTOUCHS from the line The line should look similar to the following DEVICE C OS2 MOUSE SYS Alternatively you can move the switch STYPE MTOUCHS to the next line and add the word REM to the beginning of the line as follows DEVICE C OS2 MOUSE SYS REM STYPE MTOUCH Reboot your system to implement these changes Open a DOS command window in OS 2 At the DOS command line prompt move to the drive and directory which contains the Microcal files For example C MTSOS2 Type MICROCAL plus any command line options and press Enter Microcal opens 10 When you are done refer to Quitting Microcal and Returning to OS 2 at the end of this chapter Chapter 4 Microcal Diagnostic Utility 67 Searching for a Touchscreen When Microcal opens the Find Touchscreen menu is displayed If no command line options were specified an automatic scan of communication ports COM and COM2 begins Microcal uses all valid combinations of IRQs baud rates and communication settings parity data bits stop bits when searching these two COM ports C id IL L Copyright te 19 97 Alerotomeh Aetea Ine Tin Tachecree Search
24. the frequency will eliminate erratic or jittery cursor movement ragged lines or random touch points being registered by the controller Use the Noise Check option to adjust the touchscreen frequency When You Should Adjust the Frequency You should adjust the operating frequency if e The cursor is jittery or erratic when you touch the screen e The cursor does not track follow your touch smoothly as you move across the screen e You have to press hard on the screen to register a touch Adjusting the Frequency You can adjust the controller frequency for use with a touch pen or a finger The optimum frequency may be different for the pen and the finger therefore you adjust each touch method separately You may find that the performance of one touch method is fine while the other touch method needs the frequency adjusted If you are using a touch pen controller the Noise Check option prompts you about whether you want to set the frequency for the pen or finger If you need to set the frequency for both touch methods you can run Noise Check for each touch method 82 TouchWare for OS 2 User s Guide About Noise Check You use the Noise Check option in Microcal to adjust the touchscreen frequency Before you modify the operating frequency of the touchscreen familiarize yourself with Noise Check and frequency adjustment considerations Accessing the Noise Check Option You access the Noise Check option from different locations
25. 116 Status Light on the Controller ssssseesseeeeeeesseesereserressreresrersees 120 Touchscreen Care and Cleaning ccccccccccceesesseneeeeeeeeeeeeeees 121 Settings Commands and TouchWare Files Touchscreen Settings nasse ii asie e E NE n ess 124 CONFIG SY S Aar a a Cr mene A T E 124 Order of Device Drivers esssessssssseeseressssssseerreesssssssesreee 124 Touchscreen Driver Settings Defined 126 Mouse Driver Settings ssc stecesici ce taesiie ia asia ss 127 TouchWare Flegimiisornegero ni aE aaa 128 COM Port Base Addresses sssnssesseeeeeeeesseeeeeessseressssseeess 129 About This Manual The MicroTouch touchscreen is the most intuitive pointing device available for the PC series of computers and monitors Touchscreens make using computers as simple as touching the screen Touchscreens are ideal for a variety of applications which include gaming training systems information and self service kiosks point of sale factory automation laboratory and medical instrumentation interactive selling demonstrations and educational programs This manual describes how to e Install TouchWare the software for your touchscreen e Use the Touchscreen control panel to customize your touchscreen for your working environment e Use the Pen Configuration utility to set the pen mode if you are using a TouchPen controller e Use the Microcal Diagnostic utility to test the operation of the touchscreen This manual a
26. 119 Unable to copy INS0762 LIB to temporary location The INSO762 LIB file is the Setup program s user support file You copy INS0762 LIB to your first distribution disk and the Setup program automatically decompresses and copies INS0762 LIB to a temporary location on the user s hard disk You will see this error message if the Setup program cannot find an acceptable temporary location where it can copy the installation support file or if there wasn t enough free disk space to copy the files Make sure you have enough free disk space Make sure that the environment variable TEMP points to a valid location with enough available disk space Unable to open output file The Setup program cannot open the output file Make sure that the target directory and files are specified correctly Unable to write to output file The Setup program cannot write to the output file Make sure that the output file is not read only 120 TouchWare for OS 2 User s Guide Status Light on the Controller The touchscreen controller has a light emitting diode LED built into it The LED provides valuable information about the status of the touchscreen and controller If you are experiencing problems with the touchscreen be sure to check the LED Refer to Table 9 for an explanation of a bright dim and blinking LED Table 9 Status LED Information Status of LED Meaning Bright Indicates one of the following conditions e Power has been applied to t
27. 12 TouchWare for OS 2 User s Guide MicroTouch Corporate Headquarters and Worldwide Offices United States MicroTouch Systems Inc 300 Griffin Brook Park Drive Methuen MA 01844 Main Phone 978 659 9000 Main Fax 978 659 9100 Web Site http www microtouch com E Mail touch microtouch com Tech Support Hot Line 978 659 9200 Tech Support Fax 978 659 9400 Tech Support E Mail support microtouch com Australia MicroTouch Australia Pty Ltd 797 Springvale Road Mulgrave Victoria 3170 Australia Phone 61 03 9561 7799 Fax 61 03 9561 7393 Web Site http www microtouch com au E Mail touch microtouch com au Tech Support E Mail support microtouch com au France MicroTouch Systems SARL Europarc de Cr teil 19 rue Le Corbusier 94042 Cr teil Cedex France Phone 33 1 45 13 90 30 Fax 33 1 45 13 90 34 Germany MicroTouch Systems GmbH Schiess Str 55 40549 Diisseldorf Germany Phone 49 0 211 59907 0 Fax 49 0 211 599 06 55 Hong Kong MicroTouch Systems Inc Unit D 9 F Trust Tower 68 Johnston Road Wanchai Hong Kong China Phone 852 2333 6138 852 2334 6320 Fax 852 2333 6861 Italy MicroTouch Systems srl Via Solferino 12a 20052 Monza MI Italy Phone 39 0 39 230 2230 Fax 39 0 39 230 2370 Japan MicroTouch Systems K K Bellevue Mizonokuchi Building 3F 3 2 3 Hisamoto Takatsu ku Kawasaki shi Kanagawa 213 Japan Phone 81 044 811 1133 Fax 81 0
28. 2 00 0 eeeseceeeeesseeeeeeesneeeeensnaeeees 21 What Setup DOES ioe raes an E a enaa asaos 21 Running the Setup Program seeesssseecseeereressrerrrsereressererssseee 22 Specifying the Communication Settings 23 Using Other Pointing Devices with the Touchscreen 26 Specifying the Location for the Touchscreen Files 26 Completing the Installation ee eeeeeessneeeeeeesneeeeeeeeaes 27 Error Messages During Startup eee eeeeeeeseeeeeeseeeeeeeneees 28 Checking Touchscreen Operation i 22 22 siete tee iceas ieee Acie 30 Changing the Baud Rate ssisshis veseseis sensi st cong sebagetaesesctea seis teseanszess 31 To chsereen Drivetrain 31 Touchscreen Controller ssseeeeeeeeeeeeeeeeereeerressserersssererssseee 31 Uninstalling TouchWare ieecis2 ks desentan nu elon eek elaiee coed 32 Restoring the CONFIG SYS File ee eeeceseeeeceeeeeeeeennaeees 32 Removing TOUCHINI EXE from the Startup File 34 Removing the TouchWare Files and Directory 0 00 35 Removing the Touchscreen Program Icons and Folder 35 Touchscreen Control Panel Opening the Touchscreen Control Panel 38 Selecting a Touch Mode ssssseeeseeeessssseeeeeesssssseeerreessssssserree 39 Desktop Mode sirieni nasari 39 Drawing Mode sisececusctate inte hea cheieecsttisi adhe teats 40 Button Mode okie tee ae E E arate 40 Summary of Touch Modes ec eeeesseeeeesssneeeeessnneeeeeseeaes 41 Selecting
29. 44 811 1143 Korea MicroTouch Systems Inc 402 4 Floor Nam Kyung Building 769 6 Yeoksam Dong Kangnam Gu Seoul Korea Phone 82 2 552 3198 Fax 82 2 552 3210 Taiwan R O C MicroTouch Systems Inc 3F 12 No 351 Chung Shan Road Sec 2 Chung Ho City Taipei Taiwan R O C Phone 886 02 2226 0875 Fax 886 02 2226 4824 United Kingdom MicroTouch Systems Ltd 163 Milton Park Abingdon Oxon OX14 4SD England Phone 44 0 1235 444400 Fax 44 0 1235 861603 BBS 44 0 1235 861620 c HAPTER 1 Installing TouchWare TouchWare is the software for your MicroTouch touchscreen It provides full touchscreen functionality for all software applications running under OS 2 This chapter describes how to e View the most current information about your version of TouchWare e Install the touchscreen software e Test your touchscreen for proper operation e Uninstall the touchscreen software Once you install TouchWare you can select launch and drag objects using the touchscreen To make a selection you touch the screen It s that simple and that natural touch to select 14 TouchWare for OS 2 User s Guide What Is TouchWare TouchWare is a set of software drivers and tools that are necessary for proper operation of your touchscreen The drivers allow the touchscreen to work with any application you choose to run on your system The software tools allow you to customize the operation of the
30. 9 specifying during installation 23 beep on touch event 42 boot disk DOS 63 bulletin board system BBS 11 button mode 40 C calibration how to touch the screen 48 testing touchscreen after 50 using control panel 47 using Microcal 77 when you should 47 with finger and pen 50 cleaning the touchscreen 121 click defined 41 Color Bars option 96 Color Purity option 97 COM port base addresses 129 default settings 24 selecting correct 19 132 TouchWare for OS 2 User s Guide specifying during Setup 23 using PC Bus controller 20 command options Microcal 62 commands firmware 100 communication settings 23 CONFIG MTS 21 CONFIG SYS modifications by Setup 21 mouse driver settings 127 order of device drivers 124 restoring to previous version 32 touchscreen entries defined 124 configure menu Microcal 102 control panel about information 53 calibration 47 cursor offset 45 double click area 44 double click speed 43 frequency adjust 51 opening 38 saving your settings 54 touch modes 39 control panel defined 14 controller communication settings 74 frequency adjust 81 identity information 73 status light 120 cursor jittery 81 offset 45 problems with display or movement 114 D Data Protocol option 103 desktop mode 39 destination directory 26 directory touchscreen files 26 DOS boot disk 63 returning to OS 2 108 running Microcal 64 double click area 44 double click speed effects on mouse 43 pen performance 60 setting
31. C MTSOS2 the default path directory SET BOOKSHELF C OS2 BOOK C MTSOS2 C Remove the reference so the line looks like SET BOOKSHELF C OS2 BOOK C Save the file and exit When you restart your system it will boot into the configuration prior to the installation of TouchWare Removing TOUCHINI EXE from the Startup File During the installation of TouchWare the path to the touchscreen initialization program is inserted into your startup file If you are uninstalling TouchWare then MicroTouch recommends that you remove this path gt To remove the path to TOUCHINI EXE 1 Open STARTUP CMD using a text editor This file is usually found in the root directory of your system disk C Delete the line containing TOUCHINI For example C AMTSOS2 TOUCHINI Save the file and exit Chapter 1 Installing TouchWare 35 Removing the TouchWare Files and Directory The TouchWare files are located in the directory specified during the installation of the touchscreen software Delete all files in this directory Remove the directory For example C DEL C MTSOS2 C RMDIR C MTSOS2 Removing the Touchscreen Program Icons and Folder To finish uninstalling TouchWare delete the program folder and icons from the desktop You can delete the icons and program folder by using one of the two following methods e Select an icon Press the Delete key e Select an icon Press the right mouse button to display menu Sel
32. Commands and TouchWare Files This chapter defines the touchscreen settings commands and files installed on your system 124 TouchWare for OS 2 User s Guide Touchscreen Settings You can select settings for the touchscreen by using the touchscreen control panel These changes take effect immediately Whenever you save your changes to the touchscreen control panel the system saves the new settings to the MTOUCH SYS driver entry in the CONFIG SYS system file CONFIG SYS is a text file that you can open view edit and save using any editor or word processor that reads ASCII text files The operating system reads this file when you start your system Caution Be careful when making any changes to CONFIG SYS Making incorrect entries in CONFIG SYS may prevent OS 2 from operating Changing the order of the entries could prevent the touchscreen or the mouse if installed from operating CONFIG SYS This section defines the settings for the touchscreen entries in the CONFIG SYS system file Order of Device Drivers Device drivers must be listed in correct order in the CONFIG SYS file to ensure that the touchscreen and the mouse if installed operate properly During the TouchWare for OS 2 installation the touchscreen and mouse device drivers are added to CONFIG SYS in the correct order When editing the file be careful to maintain this order 1 DEVICE disk drive directory MTOUCH SYS This line specifies the MicroTouch t
33. E SYS STYPE T2DRIVR should be DEVICE C OS2 BOOT MOUSE SYS 2 Delete all files in the TouchBase directory C TOUCH 3 Delete the directory C TOUCH 4 Delete the following files from the C OS2 directory e T2driver ini e T2calib Chapter 1 Installing TouchWare 19 5 Delete the TouchBase desktop icons e T2SETUP e T2driver reference Select and drag each icon to the desktop shredder or select each icon and press Delete 6 Shut down and reboot your system Selecting the COM Port Make sure that the touchscreen is connected to a serial COM port The touchscreen is a serial input device You can connect the touchscreen in one of the following ways To a serial communication COM port on your computer To the connector on a MicroTouch PC Bus touchscreen controller card The PC Bus touchscreen controller has a serial communications port built into it Note When the touchscreen controller card is installed the touchscreen must be connected to it Do not connect the touchscreen to any other serial port in your computer When selecting a COM port for your touchscreen keep the following items in mind COM is usually paired with IRQ4 COM2 is usually paired with IRQ3 A serial mouse typically uses COM and IRQ4 If you also have a mouse installed on your system make sure you do not specify the same COM port and IRQ for the touchscreen The touchscreen must be connected to the next available COM port in sequenc
34. Error Messages During Startup in Chapter 1 126 TouchWare for OS 2 User s Guide Touchscreen Driver Settings Defined When you install the OS 2 touchscreen driver the Setup program automatically adds the following line to the CONFIG SYS file DEVICE disk drive directoryNWMTOUCH SYS SERIAL COMn IRQ irg BAUD baud TOUCHMODE touchmode AUDIBLECLICK audibleclick OFFSET offset where disk drive The location disk and path for the touchscreen and driver files For example directory C MTSOS2 n The serial communications port number from 1 to 8 irq The interrupt number that the serial port is configured to use from 3 to 15 baud The baud rate that the touchscreen driver is set to use typically 9600 The touchscreen driver baud rate and touchscreen controller baud rate must be the same for the touchscreen to work properly touchmode The touch mode the touchscreen is set to use either DESKTOP DRAWING or BUTTON audibleclick The touchscreen audible feedback setting either OFF UP or DOWN offset The cursor s vertical offset value from 0 to 512 Note You can define settings for the touchscreen using the touchscreen control panel or you can use a text editor to add or change touchscreen settings in the CONFIG SYS file Settings changed using the touchscreen control panel are sent to the driver and take effect immediately Settings changed by editing CONFIG SYS will not take effect until you reboot the system
35. S For example DEVICE C MTSOS2 MTOUCH LSYS SERIAL Remove this line or remark it out by typing REM at the beginning of the line For example REM DEVICE C MTSOS2 MTOUCH SYS SERIAL Find the line which contains STYPE MTOUCH This is a switch which was added to your mouse driver For example DEVICE C OS2 BOOT MOUSE SYS STYPE MTOUCH Remove the STYPE MTOUCHS switch from the statement For example DEVICE C OS2 BOOT MOUSE SYS Or you can move the switch to the next line and remark it out DEVICE C OS2 BOOT MOUSE SYS REM STYPE MTOUCH If you previously disabled COM SYS find the line which contains the remarked out COM SYS For example REM DEVICE C OS2 BOOT COM SYS Re enable this driver by removing the REM at the beginning of the line For example DEVICE C OS2 BOOT COM SYS 34 TouchWare for OS 2 User s Guide 8 10 11 If you previously disabled VCOM SYS find the line which contains the remarked out VCOM SYS For example REM DEVICE C OS2 MSDOS VCOM SYS Re enable this driver by removing the REM at the beginning of the line For example DEVICE C OS2 MSDOS VCOM SYS Remove all references to the directory where TouchWare was installed You can do this by doing a search for all occurrences referencing the path directory you specified during the installation of the touchscreen software Remove each occurrence For example using the text editors find search command locate all occurrences of
36. The following menu appears Data Protocol t Factory Default Select Protocol f 4 ESC to exit 4 Select one of the following options e To return to the default setting of format decimal and mode stream choose Factory Default e To set a new protocol choose Select Protocol to open the Protocol menu Protocol Decimal Decimal Hex Hex Binary Strean Point Stream Foint Folled Stream Folled Folled Foint Stream Foint Folled Binary Decimal Hex Binary Tablet Tablet Tablet ESC to exit 5 Highlight the desired protocol and then press Enter to save the highlighted format and mode as the new data protocol The list of available protocols varies depending on your touchscreen controller Note If you select a Tablet format you must also set the controller s communication parameters to N 8 1 Chapter 4 Microcal Diagnostic Utility 105 AutoBaud Detection and Disabling AutoBaud detection is available in some MicroTouch controllers but may not be supported in future products MicroTouch recommends that you disable the AutoBaud feature and manually set the baud rate AutoBaud Detection Enable Disable ESC to exit Note Before setting the baud rate check Setting the Baud Rate earlier in this chapter and Changing the Baud Rate in Chapter 1 for information on controller restrictions and matching the controller and touchscreen driver baud rat
37. TouchWare for OS 2 User s Guide RA MicroTouch The information in this document is subject to change without notice No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of MicroTouch Systems Inc MicroTouch may have patents or pending patent applications trademarks copyrights or other intellectual property rights covering subject matter in this document The furnishing of this document does not give you license to these patents trademarks copyrights or other intellectual property except as expressly provided in any written license agreement from MicroTouch 1998 MicroTouch Systems Inc All rights reserved Printed in the United States of America Document Title TouchWare for OS 2 User s Guide Document Number 19 222 Version 2 0 TouchWare for OS 2 Version 3 4 Microcal Diagnostic Utility Version 6 2 MicroTouch the MicroTouch logo AdLink ClearTek DrivePoint Factura FinePoint Ibid the Ibid logo KeyPad Microcal PicturePad PrivacyTouch Prospector The Public Browser QuickPoint Screen Writer Tablet SimpleTouch SurfControl ThruGlass TouchMate TouchPad TouchPen TouchWare TouchTek TruePoint Tufffouch UnLink UnMouse WebStation and WorldService are either registered trademarks or trademarks of MicroTouch Systems Incorporated in the United States and or other countries Microsoft MS an
38. Using the Touch Pen The following settings affect the performance of a touch pen e Pen mode e Communication baud rate e Double click speed Pen Mode Setting Changing the pen mode setting can optimize the performance of the touchscreen In Pen or Finger mode the touch pen controller checks for input from either a touch pen or a finger The controller always gives priority to the pen If you are not currently using the pen for your touch application use Finger Only mode for optimum system performance Communication Rate The default baud rate for all MicroTouch controllers and drivers is 9600 This rate is generally acceptable for most applications However if you are using a touch pen the best baud rate depends on your application and your system You may find that the pen operates better with the touch pen controller set to a baud rate of 19200 Use Microcal to change the baud rate of the controller The baud rate used by the touchscreen driver and the controller must be identical If you use Microcal to change the baud rate in the controller then you will have to also change the baud rate in the touchscreen driver This is explained in detail in Chapter 1 Changing the Baud Rate However systems that cannot handle the higher data rates seen from the touch pen may result in degraded pen performance To improve performance on these systems select a lower baud rate 60 TouchWare for OS 2 User s Guide Note With some
39. Yes if you want Setup to determine the touchscreen communication settings Note The search for the touchscreen may take up to five minutes If you know the COM settings for your touchscreen you should select No and enter the settings in the Touchscreen Location dialog box that follows Setup attempts to locate the touchscreen by searching the communication ports Setup will search COM1 COM4 using the N72 and the N81 protocols at both 9600 and 19200 Baud If Setup finds the touchscreen the settings are stored If the Setup program does not find the touchscreen the following default communication settings are used e COM Port 1 e COM IRQ 4 e Baud Rate 9600 When Setup has finished searching the touchscreen COM settings are displayed in the Touchscreen Location dialog box Chapter 1 Installing TouchWare 25 Touchscreen Location Please select your Touchscreen settings Status Information Touchscreen located at Com Port 1 Com IRQ 4 Baud Rate EIJ Continue To enter or change a value click on the down arrow located at the right of each parameter box and select the correct setting from the menu If you are using a TouchPen controller the optimum baud rate depends on your application and your system The default baud rate is 9600 however you might find that your system works better at 19200 Note Changing the baud rate during Setup only changes the rate at which the touchscreen driver communicates
40. a DOS boot disk 1 Close the touchscreen control panel Close any other applications you have running 2 Select Shut down 3 Insert your DOS boot disk into the diskette drive and press Ctrl Alt Del to reboot your system Your system will reboot into DOS 4 Move to the drive and directory that contains the Microcal files For example C MTSOS2 Chapter 4 Microcal Diagnostic Utility 65 5 Type MICROCAL plus any command line options and press Enter Microcal opens 6 When you are done refer to Quitting Microcal and Returning to OS 2 at the end of this chapter Using a DOS Command Window in OS 2 Microcal is a DOS application which directly accesses the serial ports You must free up the COM port being used by the touchscreen so that Microcal can use the COM port to communicate with the touchscreen controller You do this by modifying your CONFIG SYS file Note Device drivers must be listed in correct order in the CONFIG SYS file to ensure that the touchscreen and the mouse if you have one installed operate properly During the TouchWare for OS 2 installation the touchscreen and mouse device drivers are added to CONFIG SYS in the correct order When editing the file be careful to maintain this order gt To modify your CONFIG SYS file 1 Using a text editor open the CONFIG SYS file 2 Find the line which contains MTOUCH SYS For example DEVICE C MTSOS2 MTOUCH SYS 3 Insert the word REM at
41. apter 4 Microcal Diagnostic Utility 107 To change the default communication parameters 1 Select Configure from the Microcal Main menu 2 Select Communication Parameters The following menu appears Parameters Naz E81 081 N81 Recommended setting E72 072 N72 E71 071 ESC to exit 3 Highlight the parameters you want and then press Enter The controller stores the changes in non volatile memory Therefore your changes remain in effect until you change them again Resetting Microcal To reset Microcal to its initial state press F6 When you reset Microcal to its initial state the system e Resets all menu options e Sets the communication settings to the defaults e Sets the Status box to Search not activated You need to select the Find Touchscreen option before you can select other Microcal options 108 TouchWare for OS 2 User s Guide Quitting Microcal and Returning to OS 2 To return to the OS 2 operating system you must e Exit Microcal e Exit DOS and reboot OS 2 Exit Microcal gt To exit from Microcal and return to the DOS prompt 1 Access the Microcal Main menu 2 Select Exit to DOS Press Enter You can press Esc to exit from any option or menu Pressing Esc returns to the previous menu If you are accessing the Main menu you can press Esc to exit from Microcal Exit DOS and Reboot OS 2 gt If you are using the dual boot feature in OS 2 1 Move to the OS 2
42. arity data bits stop bits You can now select other options If Microcal does not find the touchscreen the Status box reports that Microcal failed to find the touchscreen Check that the touchscreen is connected properly and then repeat the search Chapter 4 Microcal Diagnostic Utility 77 Calibrating the Touchscreen Using Microcal Calibration is the process of aligning the touchscreen with the underlying video Calibration defines the dimensions of the image area of the screen determines the edge of the screen image and locates the center of the touchscreen When you calibrate the touchscreen the controller stores the touch points in non volatile memory Therefore you do not need to calibrate the touchscreen each time you start your system Note If you are using both your finger and a touch pen as touch input devices you must calibrate the screen twice once with your finger and once with the pen The touchscreen controller stores both sets of calibration data When You Should Calibrate You should calibrate the touchscreen in the following cases e After you have initially installed your touch system e Any time you change your video card or swap in a new monitor e Any time the cursor does not accurately follow the movement of your finger or pen e Any time you cannot position the cursor at the edges or corners of the screen image e Any time you change the size or position of the video image area by adjusting the cont
43. artup later in this chapter This information is also available by selecting Help in the Installation is Complete dialog box gt To complete the software installation 1 Select OK in the Installation is Complete dialog box 2 In the OS 2 command window type EXIT and press Enter The command window will close 3 Remove the installation disk 4 Select Shut down from the desk top menu to reboot your system The touchscreen driver is loaded and initialized with the values you specified during installation Error Messages During Startup When you start your system with TouchWare for OS 2 installed two error messages similar to the following may be displayed e COMSSYS device driver was not installed e VCOM SYS device driver was not installed This is normal and does not affect the operation of your system The TouchWare driver is used to control the COM ports for the touchscreen and mouse The OS 2 drivers COM SYS and VCOM SYS are not required and are not installed during system boot You can simply press Enter at each error message to continue booting your system Or you can edit your CONFIG SYS file to prevent these messages from occurring Chapter 1 Installing TouchWare 29 gt To prevent the error messages from occurring 1 2 Open your CONFIG SYS file using a text editor Find the line which contains COM SYS For example DEVICE C OS2 BOOT COM SYS Remark out this line by typing REM at the beginning of the
44. cal 107 S saving control panel settings 54 sensitivity 102 settings communication 23 in CONFIG SYS file 126 in control panel 54 Setup before running 18 removing previous software 18 removing TouchBase driver 18 running 22 Setup program 22 sound feedback 42 speed double click 60 stabilizing cursor 51 STARTUP CMD 21 status box in Microcal 72 status light on controller 120 support technical 10 switches See command options system files list of touchscreen 128 location of touchscreen 26 system requirements 16 Index 135 T tapping area See double click area definition of 39 problems with 114 speed See double click speed technical support 10 telephone support 10 terminal emulation mode 100 test icon for double click speed 43 testing calibration in control panel 50 calibration in Microcal 80 monitor video 95 touchscreen after installation 30 touchscreen with problem 91 tone on touch event 42 touch jitter 81 touch modes button 40 desktop 39 drawing 40 selecting 39 summary of 41 using with pen 56 touch pen See pen touch pen and touch modes 56 touch definition of 39 touching the screen during calibration 48 touchini exe 21 TouchWare for OS 2 User s Guide touchscreen adjusting operating frequency 51 calibrating using control panel 47 calibrating using Microcal 77 checking after installation 30 cleaning the 121 finding the 76 identity information 73 location of touchscreen files 26 Microcal Draw opt
45. ch the screen be sure to point and touch with one finger only Keep your other fingers away from the touchscreen Lines are not straight and smooth Indicates that the monitor may be interfering with the touchscreen To stabilize the cursor you need to adjust the operating frequency of the touchscreen Refer to Testing the Touchscreen in Chapter 4 and Adjusting the Operating Frequency in Chapter 2 Sluggish touch response e Systems that cannot handle higher data rates from the touch pen may result in degraded pen performance To improve performance on these systems select a lower baud rate Refer to Performance Considerations When Using the Touch Pen in Chapter 3 e With specific video cards you may notice finger touch performance lagging behind when using a TouchPen controller Lowering the baud rate will improve performance Refer to Changing the Baud Rate in Chapter 1 116 TouchWare for OS 2 User s Guide Error Messages Error Error Error Error Error This section lists the error messages you may receive when installing TouchWare or using the Touchscreen control panel The messages are listed in alphabetical order A specified device driver not installed SYS1201 The device driver devicedriver specified in the DEVICE statement on line inenumber of the CONFIG SYS file was not installed Line inenumber is ignored This is normal for COM SYS and VCOM SYS after the installation of To
46. d MS DOS are registered trademarks and Windows is a trademark of Microsoft Corporation OS 2 and OS 2 Warp are registered trademarks of IBM Corporation CHAPTER 1 Contents About This Manual What You Need to Know s 20530 24cne ii ead 10 MicroTouch Support Services scsivisccsseavessstccsseaavavateteersssseenntvernes 10 MicroTouch Technical Supportt sssseeeeeeeesssssseeerreesssssssee 10 MicroTouch on the World Wide WeD sseeceeeeeeeeeees 11 MicroTouch Bulletin Board System s src 11 MicroTouch Corporate Headquarters and Worldwide Offices 12 Installing TouchWare What Is TouchWate ioie isei te ieres pege rains iige cle ieii 14 Touchscreen Ori Ver eeeeeessseeeessreresssrerrrseressssrrersssrreessereess 14 Touchscreen Control Panel eeeeeeeeeeeesereeeeerrerreerrerrsereee 14 Pen Configuration Utility eeeeeessseeseesserssssrersesrressserrressereess 15 Microcal Diagnostic Utility eeseeeeeeeseeeeesereesssrrersserrrersereen 15 ReadMe Filen niea E E RE ees 15 Online Help sncscsunsnnscsununiinanin siisii 16 System Requirements 2 422d ches Geesh ainda dees 16 Viewing the ReadMe Piles oxsdes52 2 502 lsodesesuee blac tgedp deine sieceraeteaten 17 Before You Install TouchWare for OS 2 escenes 18 Uninstalling Previous Touchscreen Software 0 0 00 18 Selecting the COM Port saciucasteiiaineasieig eeriek si 19 4 TouchWare for OS 2 User s Guide CHAPTER 2 Installing TouchWare for OS
47. ding shadows and distortion in the color indicate there may be problems with the video Some monitors have a Degauss button If you notice any problems with the color try pressing the Degauss button to neutralize the magnetic field that builds up on the CRT Also check that other monitor controls such as the Text button or terminating switches are set properly For more information on these controls refer to the documentation on your particular monitor If there are still problems with the video review the installation procedure for the touchscreen and check that you reassembled the monitor properly Remember that a bad video indicates a hardware problem with the monitor not the touchscreen To exit from Color Purity and return to the Main menu press Esc Chapter 4 Microcal Diagnostic Utility 99 Table 7 Testing Colors with Color Purity Color Red Green Blue Intense Black Off Off Off Off Gray Off Off Off On Blue Off Off On Off Light Blue Off Off On On Green Off On Off Off Light Green Off On Off On Cyan Off On On Off Light Cyan Off On On On Red On Off Off Off Light Red On Off Off On Magenta On Off On Off Light Magenta On Off On On Brown On On Off Off Yellow On On Off On Light Gray On On On Off Light White On On On On 100 TouchWare for OS 2 User s Guide Using Terminal Emulation Mode Use Terminal Emulation mode to send firmware commands directly to the touchscreen controller and to view touch position data se
48. directory For example C OS2 2 Type BOOT OS2 and press Enter C OS2 BOOT OS2 3 Type Y yes to Do you want to continue Y N and press Enter Your system will reboot into OS 2 If you are using a DOS boot disk 1 Remove the DOS boot disk from the disk drive 2 Press Ctrl Alt Del Your system will reboot into OS 2 Chapter 4 Microcal Diagnostic Utility 109 gt If you are running Microcal from a DOS command window in OS 2 1 Using a text editor open the CONFIG SYS file For example C E CONFIG SYS Note You can exit the DOS command window and edit the CONFIG SYS file from OS 2 if desired It is only important that the CONFIG SYS file be edited before you reboot you system Your touchscreen will not operate correctly until you have edited this file and rebooted your system Find the line which contains MTOUCH SYS For example REM DEVICE C MTSOS2 MTOUCH SYS Delete the word REM at the beginning of the line For example DEVICE C MTSOS2 MTOUCH SYS If you are using a mouse with your touch screen find the line which contains your mouse driver For example DEVICE C OS2 MOUSE SYS Add the switch STYPE MTOUCHS to the end of the line The line should look similar to the following DEVICE C OS2 MOUSE SYS STYPE MTOUCH Save your changes and close the text editor Type EXIT and press Enter to close the DOS command window Press Ctrl Alt Del to restart your system and implement the
49. e 1 2 3 4 in your system For example if COM1 and COM2 are already being used in your system then the touchscreen must be assigned to COM3 If only COM1 is being used then the touchscreen must be assigned to COM2 20 TouchWare for OS 2 User s Guide If you installed the MicroTouch PC Bus touchscreen controller card use the jumpers on the card to set the port and interrupt to the next available COM port and IRQ number in sequence in your system The default settings on the PC Bus touchscreen controller are COM3 and IRQ4 Be sure the information in the Touch Screen Location dialog box displayed during Setup matches the settings you are using on the PC card If you install a mouse on COM and are using the PC Bus touchscreen controller default settings there will be an IRQ conflict Be sure that the mouse and controller are using different COM ports and IRQs If you installed the MicroTouch PC Bus touchscreen controller and configured it to use COM8 you can not use Microcal to test the operation of your touchscreen The Microcal Diagnostic utility only searches for the touchscreen on COM1 COM7 The COM port addresses used by TouchWare for OS 2 are shown in Table 1 The address of the serial port you are using for the touchscreen must match the address listed for the corresponding COM port Table 1 COM Port Addresses COM Port Address COM Port Address COM1 3F8 COMS5 2E0 COM2 2F8 COM6 2F0 COM3 3E8 COM7 3E0 COM4 2E8 COM8 3FO
50. e for OS 2 User s Guide Microcal Installation MicroTouch delivers the Microcal Diagnostic utility as part of TouchWare for OS 2 When you install the TouchWare software the Setup program automatically copies the Microcal Diagnostic utility and associated files to the hard disk You must complete the Setup program before you can use Microcal The Setup program installs Microcal into the directory you specified for the touchscreen files during installation By default this directory is C MTSOS2 Microcal Command Line Options By default Microcal initially searches only COM1 and COM2 trying to find the touchscreen If you know the port your touchscreen is using you can specify the COM port when you open MICROCAL For example MICROCAL C4 In this case Microcal searches only COM4 for the touchscreen Microcal still uses all valid combinations of IRQs interrupt requests baud rates and communication settings when searching the specified port The syntax for the Microcal command is as follows MICROCAL Annnn Bnnnnn Cn Dn Ann Pc Sn where indicates an optional parameter Chapter 4 Microcal Diagnostic Utility 63 The command options are Option Purpose Valid Entries Default Annnn Port base address 200H 3F8H 3F8H Bnnnnn_ Baud rate 1200 2400 4800 9600 9600 19200 Cn COM port 1 7 1 Dn Data bits 7or8 8 Inn Interrupt request 2 3 4 5 7 9 10 11 12 15 4 number Pc Parity N none E e
51. ect Delete e Use the right mouse button to select and drag an icon to the desktop shredder Once you have deleted all of the icons you can delete the program folder c HAPTER 2 Touchscreen Control Panel The touchscreen control panel lets you customize the operation of your touchscreen by selecting the way the cursor responds as you touch the screen and as you move your finger or touch pen You can use the control panel to Select and change the touch mode Select whether or not you hear a beep when you touch the screen Change the double click speed and double click area Adjust the cursor offset Calibrate the touchscreen Adjust the touchscreen operating frequency View information about TouchWare 38 TouchWare for OS 2 User s Guide Opening the Touchscreen Control Panel gt To open the touchscreen control panel 1 Open the MicroTouch Touchscreen desktop folder P 2 Double click on the MicroTouch Touchscreen icon The control panel opens Touchscreen Control Panel Touch Mode Double Click Aw Speed Fast Ean P L a Cancel Area Large D E sawing nE Offset Button Calibrate Audible Feedback Help iT op E About Controller Frequency Finger Pen Decrease Increase 22 70 KHz Note Do not use the control panel if you have the OS 2 Dual Boot window open When OS 2 Dual Boot is running it opens and locks the CONFIG SYS file Changes made to the control panel
52. ed in the controller s memory Matching Controller and Driver Baud Rates When you use Microcal to change the baud rate you are changing the rate at which the touchscreen controller communicates You must make sure the touchscreen driver uses the same baud rate If the baud rates are different the controller and the touchscreen cannot communicate You have two options for changing the baud rate used by the touchscreen driver e You can install TouchWare again and specify the new baud during the installation 90 TouchWare for OS 2 User s Guide e You can edit the baud setting in the CONFIG SYS file using a text editor Find the DEVICE line containing MTOUCH SYS Edit the baud rate by changing the variable BAUD rate to the new value Refer to Changing the Baud Rate in Chapter 1 for a description on how to change the baud rate of your touchscreen Controller Restrictions Depending on the type of touchscreen controller connected to your system Microcal may not have a Baud Rate option on the Main menu For these controllers you need to use the AutoBaud Detection option on the Configure menu You must first disable the AutoBaud feature and then set the communication rate For more information refer to AutoBaud Detection and Disabling later in this chapter Using the Baud Rate Option gt To reset the baud rate 1 Select Baud Rate from the Main menu A dialog box lists the supported baud rates The default ba
53. el if you are not familiar with Microcal The Status box displays the current help level 76 TouchWare for OS 2 User s Guide Finding the Touchscreen When you open Microcal Microcal automatically searches your system and tries to find a touchscreen Microcal also has a Find Touchscreen option If Microcal has already found the touchscreen you do not need to use this option However you can press F6 to reset the touchscreen and its controller to an initial state In this case the Status box displays the message Search not activated You must then select the Find Touchscreen option If you select another option before finding the touchscreen the system displays a message that you must first find the touchscreen gt To find the touchscreen select Find Touchscreen Depending on the type of touchscreen controller connected to your system you may need to select Diagnostics from the Main menu and then select Find Touchscreen When you select the Find Touchscreen option Microcal e Scans the communication ports COM1 COM7 for a touchscreen and searches the valid combinations of communication IRQs baud rates and data formats e Tries to communicate with the touchscreen controller e Requests information on the touchscreen and its controller e Waits for the touchscreen controller to respond If Microcal finds the touchscreen the Status box displays the current COM port IRQ baud rate and communication parameters p
54. er s Guide If the calibration program detects touches outside an acceptable range the following error message is displayed Touchscreen Calibration Invalid calibration Select Retry to go back to the calibration screen or select Cancel to exit the calibration procedure without changing current values Testing the Calibration To test the accuracy of your calibration 1 Touch the screen and drag your finger or pen across the screen Check that the cursor follows your movements Move your finger or pen to each corner and edge of the screen Check that the cursor follows your finger or pen and reaches the edges of the screen image If any part of the test fails calibrate the touchscreen again Make sure to touch the targets carefully It is possible that one of your touches did not register properly or you accidentally touched the screen in the wrong place during calibration For example if you touch beyond the targets or into the black non image area you will distort the touchscreen calibration Note If you are using a TouchPen controller and touch pen repeat the calibration and test procedure with the pen Chapter 2 Touchscreen Control Panel 51 Adjusting the Operating Frequency In general your touchscreen is immune to any electrical noise which may be present in the monitor itself However sometimes this noise may be at the same frequency as the operating frequency of your touchscreen This could
55. es gt To reset the controller to a specific baud rate 1 Select Configure from the Microcal Main menu 2 Select AutoBaud Detection 3 Select Disable and press Y to confirm Microcal displays a list of baud rates from 1200 to 19200 Baud Rates 9600 2400 19200 4800 1200 ESC to exit 4 Select the baud rate and press Enter 106 TouchWare for OS 2 User s Guide When you select a new baud rate the system locks the baud rate that the controller must use Disabling the AutoBaud feature lets the controller automatically reset itself when power is applied at the redefined baud rate To lock in the baud rate power down the system for 10 seconds and then restart You may need to enable AutoBaud detection for certain applications to work If you enable the AutoBaud feature Microcal polls the controller and gets the default setting Communication Parameters The communication parameters define the method of communications between the controller and the RS 232 serial port The communication parameters define the following items e Type of parity N none E even and O odd e Number of data bits 7 or 8 e Number of stop bits 1 or 2 When changing the communication parameters keep in mind the following rules e If you are using Format Tablet you must use N81 e The touchscreen driver must be using the same communication parameters as the touchscreen controller The Windows touchscreen driver uses N81 Ch
56. es or corners of the screen image e Any time you change the size or position of the video image area by adjusting the controls on your monitor e Anytime you change the screen video resolution e Any time you adjust the touchscreen operating frequency 48 TouchWare for OS 2 User s Guide How to Touch the Screen During a Calibration Calibration requires you to touch targets which are displayed on the screen To obtain the most accurate calibration results Touch each target with the fingertip of an extended finger or touch pen Keep your palm and free hand away from the touchscreen and monitor Touch as close to the center of the target as possible Remember that the liftoff position not the touchdown position determines the calibration point when you calibrate the touchscreen Therefore if your touch position is not quite centered on the target you can slide your finger or touch pen to the center of target hold steady momentarily and then lift your finger or pen off the screen Hold your finger or touch pen as still as possible after you reach the final calibration location Always lift your finger or pen straight off the touchscreen Do not use any swiping motion during liftoff Calibration Procedure The calibration procedure is quick and easy and insures that the touchscreen is aligned with the underlying video image Data from this procedure is stored within the touchscreen controller in non volatile memory T
57. following command A SETUP or B SETUP depending on your disk drive Setup first loads its initialization files It then displays a Welcome screen followed by a series of dialog boxes requesting information required to configure the touchscreen Welcome P Welcome to the MicroTouch Setup program You can use Setup to transfer MicroTouch files to your hard disk and configure your computer for a touchscreen Thank you for choosing MicroTouch Continue Exit 6 Follow the instructions displayed on the screen Make your selections carefully when answering questions to complete the installation If you need more information on the installation dialog boxes refer to the following sections or the online help Specifying the Communication Settings Setup will attempt to use the communications settings from any previous touchscreen installation by checking the CONFIG SYS file If Setup finds previous touchscreen settings the Touchscreen Location dialog box will be displayed The previous touchscreen settings are shown 24 TouchWare for OS 2 User s Guide If Setup does not find any previous touchscreen installation the following dialog box is displayed TouchWare Install E Do you want Touchware to try and locate your controller This search may take up to 5 minutes Yes Ho You can choose to enter the settings yourself or to let Setup search for the touchscreen and determine the correct settings gt Select
58. for OS 2 User s Guide The Microcal Status Box The Status box contains three information groups e Controller and firmware information e Communication settings being used to communicate with the touchscreen controller e Video monitor information and help level Output Identity P50210 Controller and firmware Hardware Version PS information Firnware Version 2 1 Self Test OK Port active COMZ IRQ 3 Communication settings being Baud rate 19200 used to communicate with the Parameters NB1 touchscreen controller Video card detected UGA Video monitor information Video mode VGA color and help level Help level 3 The Status box displays this information only if the touchscreen is found Any time you press F6 to reset the touchscreen the Status box clears all information about the controller and its communication settings and displays the following message Search not activated You need to select the Find Touchscreen option so Microcal can locate the touchscreen and obtain information about the controller You can select other Microcal options after the touchscreen is found Chapter 4 Microcal Diagnostic Utility 73 Controller and Firmware Information The top portion of the Status box shows the controller s output identity hardware version firmware version and results of the self test Output Identity P50210 Hardware Version P5 Firmware Version 2 1 Self Test OK The output identi
59. guration Utility 1 A 2 Close the touchscreen control panel if it is open You cannot access the pen configuration utility if the control panel is open Double click on the Pen Configuration icon in the touchscreen desktop folder The following panel opens Pen Configuration Utility Version 3 4 FA Copyright c 1996 1998 MicroTouch Systems Inc Pen Only Finger Only Pen or Finger 58 TouchWare for OS 2 User s Guide 3 Select one of the pen modes To obtain information about pen modes click on help Note The mode change takes effect immediately upon selection and remains in effect until you change it or reboot your system Each time you start your system the pen mode is always Pen or Finger the default 4 Select OK to close the Pen Configuration Utility You can also use the OS2PEN command to set the pen mode The OS2PEN command uses the following switches to configure the pen mode Command Switch Mode P Pen Only F Finger Only PF Pen or Finger gt To configure the pen mode using the OS2PEN command 1 Open an OS 2 command window 2 Type the OS2PEN command followed by the appropriate command switch Be sure to specify the command path drive and directory location For example to set the touchscreen for pen only mode C MTSOS2 0S2PEN P 3 Close the command window The selected pen mode takes effect immediately Chapter 3 Pen Configuration Utility 59 Performance Considerations When
60. he controller but communication with the controller has not been started e Controller has been initialized e The sensor is being touched Continuously Dim Indicates the sensor is not being touched Blinking Indicates the power on self test failed Possible errors are as follows 1 flash per 10 seconds RAMerror 2 flashes per 10 seconds ROM error 3 flashes per 10 seconds A D error 4 flashes per 10 seconds NOVRAM error 5 flashes per 10 seconds Analog error When the touchscreen is operating normally the LED will be dim When you touch the screen the LED will brighten When you remove your touch the LED will dim again If the cursor does not follow your touch but the operation of the LED appears normal when you touch the screen then you are probably experiencing a communication problem between your system and the touchscreen Chapter 5 Troubleshooting the Touchscreen 121 Touchscreen Care and Cleaning The touchscreen does not require much maintenance MicroTouch does however recommend that you periodically clean the glass touchscreen surface e Use isopropyl alcohol or a non abrasive glass cleaner Avoid using cleaners other than glass cleaners Do not use any vinegar based solutions e Apply the cleaner with a soft cloth Avoid using gritty cloths e Always dampen the cloth and then clean the screen Always handle the touchscreen with care Do not pull on or stress cables APPENDIX A Settings
61. he suggested frequency is noisy select the next highest frequency and continue to do so until the noise levels are at a minimal Esc to exit Tt Increase frequency 4 Decrease frequency 4 1 Display levels Using Automatic Frequency Adjust Use the Noise Check option to test the available frequency range and determine the best frequency You can set a new operating frequency and then check the behavior and performance of the touchscreen at that frequency 84 TouchWare for OS 2 User s Guide gt To test operating frequencies and set a new frequency 1 Choose Noise Check from the Microcal Main menu or Diagnostics menu If you are using a touch pen controller a dialog box appears asking if you want to adjust the frequency for pen or finger Specify the touch method for which you want to adjust the frequency You may see an initializing screen as Microcal does a preliminary check of the frequency levels The Set Frequency dialog box appears Set Frequency Frequencies kHz kHz kHz kHz lt current kHz kHz ESC to exit Choose Test Frequencies Microcal displays a testing area Press the space bar to begin testing Caution Do not touch the screen during the test The test is measuring the amount of noise when you are not touching the screen Microcal tests each frequency level and determines the optimum setting based on the current noise the touchscreen is receiving When the test i
62. his means that you do not need to calibrate your touchscreen each time you turn on your system gt To calibrate the touchscreen 1 Make sure that the monitor has been powered on for at least five minutes This allows the monitor to reach it s normal operating temperature and stabilize before you attempt to calibrate the touchscreen 2 Open the touchscreen control panel Chapter 2 Touchscreen Control Panel 49 3 Select Calibrate The following dialog box is displayed Touchscreen Calibration amp Are you sure you want to calibrate 4 Click OK to continue A calibration target appears in the lower left corner of the screen a 5 Touch the center of the target Make sure to follow the guidelines described previously in How to Touch the Screen During a Calibration Hold your touch for at least three seconds When you lift your finger or pen a second calibration target appears in the upper right corner of the screen Note The calibration routine will automatically exit if no touch is detected within 20 seconds In this case the current calibration values are not changed 6 Touch the center of the target Make sure to follow the guidelines described previously in How to Touch the Screen During a Calibration Hold your touch for at least three seconds When you lift your finger or pen TouchWare saves the new calibration values and a calibration test screen is displayed 50 TouchWare for OS 2 Us
63. if necessary you can exit by simultaneously pressing Ctrl Esc Follow the directions on the screen This will also close the control panel Note During normal operation as your finger or touch pen approaches the bottom edge of the screen the cursor offset automatically decreases so that you can touch items in this area Chapter 2 Touchscreen Control Panel 47 Calibrating the Touchscreen Calibration is the process of aligning the touchscreen with the underlying video Calibration defines the dimensions of the image area of the screen determines the edge of the screen image and locates the center of the touchscreen You should always calibrate at the screen resolution you will be using When you calibrate the touchscreen the controller stores the touch points in non volatile memory Therefore you do not need to calibrate the touchscreen each time you start your system Note If you are using both your finger and a touch pen as touch input devices you must calibrate the screen twice once with your finger and once with the pen The touch pen controller stores both sets of calibration data When You Should Calibrate You should calibrate the touchscreen in the following cases e After you have initially installed your touch system e Any time you change your video card or swap in a new monitor e Any time the cursor does not accurately follow the movement of your finger or pen e Any time you cannot position the cursor at the edg
64. ing the Touchscreen Using Microcal earlier in this chapter 86 TouchWare for OS 2 User s Guide Using Manual Frequency Adjust You can use the Noise Check option to set a new operating frequency test the frequency and try other frequency levels if necessary Question Marks in the Current Frequency Box Every time you start Microcal and select the Noise Check option the Current Frequency box displays question marks These question marks indicate that Microcal has no way of detecting the current operating frequency for the controller Microcal cannot show you the current frequency As you select save and test different frequencies Microcal displays the currently saved frequency and the new frequency you are about to test If you do not save a frequency during the edit session the Current Frequency still displays question marks Selecting a New Frequency To display and test a new operating frequency 1 Choose Noise Check Depending on your controller type Noise Check is located on the Microcal Main menu or the Diagnostics menu Chapter 4 Microcal Diagnostic Utility 87 The following screen appears Suggested frequency Current frequency New frequency SUGA 9 375 kHz t EGA 9 375 kHz 77777 kHz 9 375 kHz CGA 9 375 kHz 1 MDA 9 375 kHz This is the frequency the controller a was previouly set tested at This is the frequency the controller will now
65. ing the Pen Mode nrineanasar nor ns ae sapien aan ede 57 Performance Considerations When Using the Touch Pen 59 Pen Mode SEU cee eea a a E AAA A sacle 59 Communication Rate eseeeeeeeeeeeeeeeeeeesreeerserersssrrerrserreesserees 59 Double sCliekS peed css cedatte cheetiuctanticn taaeeidelt a 60 Calibration eneee rn Netgear SNe eaaa Ror ere ere cnc nar 60 Microcal Diagnostic Utility Microcal Installalion ceca ia cathe x coiled cael mace ue Rah cate tenia tens 62 Microcal Command Line Options ccccceceeeeseeeeteeeeeeeeeeeeeees 62 Running Microcall i222 2cssacecusesidcenetsatecene A Reaeesiveciedsiveceeasieedeades 63 Booting Into DOS 2 2934 acta acta eis de eee ates 64 Using a DOS Command Window in OS 2 ee eeeeeeeeeee 65 Searching for a Touchscreen 2 coke Ae he Ree 67 If a Touchscreen Is Found o23 2 252 cctsedeseseecivedistaedienceteett 67 If a Touchscreen Is Not Found c c20oe area aieneege 67 Using Microgale rinie onae a e a E E aeai 69 Selecting Options from the Main Menu 70 Using the Function Keysiiists csteivaneeienteieianninwids 71 The Microcal Status Box resene a e AERE 12 Controller and Firmware nformation eeeeeeeeeeeeeeeeeee 73 Communication Settings oot caein ch sersecdead etenee as ees 74 Video Monitor Information and Help Level eee 74 Getting Help when Using Microcal ee ei eeeesceceeeeneeeeeeeeneeees 75 6 TouchWare for OS 2 User s Guide Finding the Touchscreen
66. interfere with your system and prevent it from receiving clear quality signals when you touch the screen The solution to this problem is to change the operating frequency of your touchscreen Note You should adjust the touchscreen operating frequency at the video resolution you will be using for your application When You Should Adjust the Frequency You should adjust the operating frequency if e The cursor is jittery or erratic when you touch the screen e The cursor does not track follow your touch smoothly as you move across the screen e You have to press hard on the screen to register a touch e You have changed the video mode or video resolution of your monitor Adjusting the Frequency To obtain a clear touch signal use the Controller Frequency option to change the operating frequency of the touchscreen The range of adjustment varies depending upon the type of touchscreen controller you are using Note If you are using both finger and a touch pen as touch input devices then you may have to adjust the frequency for each device individually The touchscreen operates at separate frequencies for each input device 52 TouchWare for OS 2 User s Guide gt To adjust the operating frequency of the touchscreen 1 Open the Touchscreen control panel 2 Select Finger or Pen 3 Select Increase or Decrease The appropriate button will be grayed out when the touchscreen is at its frequency high or low limit Note Do n
67. ion 91 settings stored 124 system requirements 16 testing after calibration 50 testing in Microcal 91 when to adjust frequency 51 when you should calibrate 47 touchscreen control panel See control panel touchscreen driver 14 TouchWare directory list of files 128 troubleshooting 111 common problems 113 error messages 116 hints 112 testing the touchscreen 91 using status light 120 U uninstalling TouchWare 32 V version firmware 73 hardware 73 video mode 95 video testing the monitor 95 W World Wide Web site 11 MicroTouch MicroTouch Systems Inc Corporate Headquarters UNITED STATES 978 659 9000 Fax 978 659 9100 World Wide Web http www microtouch com E Mail touch microtouch com FACTURA KIOSKS a division of MicroTouch Systems Inc 716 424 4300 Fax 716 424 4335 MicroTouch Worldwide Offices AUSTRALIA 61 03 9561 7799 e FRANCE 33 1 45 13 90 30 e GERMANY 49 0 211 59907 0 HONG KONG 852 2333 6138 e ITALY 39 0 39 230 2230 e JAPAN 81 044 811 1133 KOREA 82 2 552 3198 e TAIWAN 886 02 2226 0875 e UNITED KINGDOM 44 0 1235 444400 Document Number 19 222
68. ive taps as two single clicks rather than as a double click Setting the Cursor Offset After you calibrate the touchscreen the cursor should be located directly underneath your finger or touch pen when you touch the center of the screen However you may prefer to offset the cursor slightly above your touch so you can point more easily and precisely The Offset option lets you define the distance between your touch and the position of the cursor on the screen Offsetting the cursor is helpful when selecting small items such as single letters in word processing check boxes or radio buttons gt To specify an offset for the cursor 1 Open the touchscreen control panel 2 Select Offset The following screen appears To Set touch and liftoff at the desired distance from the arrow icon To Abort touch and liftoff at the very top or very bottom of screen Vv Offset 17 46 TouchWare for OS 2 User s Guide 3 Touch the screen at the desired distance below the tip of the arrow The vertical distance between your liftoff position and the tip of the arrow is the offset distance Thereafter the cursor will be positioned above your finger or touch pen by a distance equal to the offset distance After liftoff you will automatically return to the touchscreen control panel You can exit the offset routine without changing the current offset value by touching and lifting off at the very top or bottom of the screen Also
69. ject toa new location e Lift off the screen Not Applicable 42 TouchWare for OS 2 User s Guide Selecting the Audible Feedback Mode Use the Audible Feedback options to specify whether or not the system generates a beep when a touch event occurs Click on the button to toggle through the three available options Audible Feedback Indicates the system does not produce a beep iT n when a touch event occurs This is the default mode Audible Feedback Indicates the system produces a beep when you On Touchdown touch the screen Audible Feedback Indicates the system produces a beep when you lift t ae your finger or pen off the screen Adjusting the Double Click Settings The touchscreen control panel provides adjustments for setting the speed and touch area for a double click Double Click Slow Speed Fast 4 Small Area Large i Test Chapter 2 Touchscreen Control Panel 43 Setting the Double Click Speed The Double Click Speed scroll bar lets you specify how quickly you must tap or touch the screen twice in succession for the system to interpret your actions as a double click A double click occurs when you quickly touch the screen twice in the same location When using the touchscreen double click speed is the maximum time period allowed between the first liftoff and the next touch If the speed of your touches fall within this time period and double click area then a double click occurs In TouchWa
70. k drive directory TOUCHINI This command line runs the TOUCHINLEXE utility program when you boot the system 22 TouchWare for OS 2 User s Guide Most touchscreen parameters that you modify in the touchscreen control panel are stored in the CONFIG SYS file Some touchscreen parameters such as double click speed and area are stored in the system profile When you boot the system the TOUCHINI EXE program reads the touchscreen parameters from the system profile and loads them into the control panel Creates a MicroTouch Touchscreen folder on your desktop Setup creates a MicroTouch Touchscreen program folder The folder includes icons for the touchscreen control panel the Pen Configuration utility the ReadMe file and the online help faa MicroTouch Touchscreen Icon View Em J MicroTouch Touchscreen Pen Configuration MicroTouch Read Me MicroTouch Setup Help MicroTouch Touchscreen Help Installs a copy of the Microcal Diagnostic utility onto your hard drive You must complete the Setup program before you can use Microcal Running the Setup Program gt To install the touchscreen software Make sure the touchscreen is connected properly to a serial COM port on your computer 2 Close all applications including the Dual Boot window if it is open 3 Insert the TouchWare for OS 2 diskette into a disk drive Chapter 1 Installing TouchWare 23 4 Open an OS 2 command window 5 Enter the
71. line For example REM DEVICE C OS2 BOOT COM SYS Find the line which contains VCOM SYS For example DEVICE C OS2 MSDOS VCOM SYS Remark out this line by typing REM at the beginning of the line For example REM DEVICE C OS2 MSDOS VCOM SYS Save the file and exit When you boot your system the two error messages will no longer be displayed Note If you uninstall the touchscreen software you must remove the REM statements from these two lines for your system to function properly 30 TouchWare for OS 2 User s Guide Checking Touchscreen Operation After you install the software and reboot your system you should check the touchscreen for proper operation gt To check the touchscreen 1 Touch the center of the screen 2 Check that the cursor is located underneath your finger 3 Drag your finger across the screen and check that the cursor follows your touch 4 Move your finger to each corner and edge of the screen Check that the cursor follows your finger Note If you are using a TouchPen controller and touch pen repeat the above check using the pen This completes the installation of TouchWare for OS 2 Proceed to Chapter 2 to e Calibrate your touchscreen prior to use e Customize the operation of your touchscreen to suit your particular application Chapter 1 Installing TouchWare 31 Changing the Baud Rate The touchscreen controller and the touchscreen driver must both be set to the same baud ra
72. n must be connected to this controller if it is installed Verify that you specified the correct COM port IRQ number and baud rate when you installed the touchscreen software Run Setup again and specify the correct COM settings Try running Microcal and searching all communication ports If Microcal cannot find the Touchscreen controller the controller may not be connected to the system or the controller may be using COMS8 Refer to Chapter 4 Verify that the order of touchscreen entries in the CONFIG SYS file is correct Refer to Order of Device Drivers in Appendix A 114 TouchWare for OS 2 User s Guide Problem Problem Problem Problem Cannot activate items by tapping the touchscreen Your touch is not being recognized as a double click Use the Touchscreen control panel to adjust the double click speed to a slower value or the double click area to a larger value Refer to Chapter 2 Cannot operate two serial devices If you have two serial devices operating together such as a touchscreen and a mouse be sure each device uses a unique COM port and IRQ number The touchscreen cannot share an IRQ with another device For example the mouse can use COM1 IRQ4 and the touchscreen can use COM2 IRQ3 Using the same COM port or IRQ creates device conflicts Refer to Chapter 1 Cursor does not display on the screen after starting OS 2 May indicate that some files have been corrupted or altered or that the setup
73. n controller lets you use a MicroTouch electronic pen to touch the screen The electronic pen device referred to in this document as the pen connects to the back or side of the touch monitor The Pen Configuration utility lets you set the pen mode If your system has a touch pen controller the pen mode defines whether the touchscreen recognizes touch inputs from touch pen only finger only or from both touch pen and finger This chapter e Provides an overview of operating the touchscreen with a touch pen e Describes how to set the pen mode 56 TouchWare for OS 2 User s Guide Touch Modes and the Touch Pen The touch pen works in much the same way as finger input regardless of the touch mode selected One advantage of using the touch pen is that it allows you to touch items on the screen with a higher degree of accuracy Note You need to run the Pen Configuration utility only if your touchscreen is using a touch pen controller If you are not using a touch pen controller the utility ignores your selection and makes no changes to the current configuration Pen Modes and Touch Pen Priority The pen mode defines how the touch pen operates with the touchscreen Table 3 describes the available pen modes Table 3 Pen Modes Pen Mode Description Pen or Finger The system recognizes input from both a touch pen and a Automatic finger This mode is the factory default pen mode for the TouchPen controller Pen or Finger mode is also
74. nt from the controller gt To access Terminal Emulation mode press F4 569 260 569 260 656 368 656 368 787 807 787 807 317 601 317 601 317 601 kd d d d d d d d d You must enter commands in all uppercase characters When you press Enter Microcal sends the command to the touchscreen controller at the current baud rate For a description of the available firmware commands refer to the Touch Controllers Reference Guide A response may indicate the controller successfully executed the command may report the output identity of the controller or may display the X Y coordinate position of your touch on the screen Chapter 4 Microcal Diagnostic Utility 101 How Terminal Mode Displays Characters Carriage returns and line feed characters are not displayed but will move the cursor Carriage returns also cause a line feed Characters with an ASCII value of less than 32 or greater than 127 appear as characters in the IBM PC extended character set It may be useful to obtain a copy of the IBM character set How Terminal Mode Displays Touch Coordinates Touching the screen when in Terminal Emulation mode results in the display of the X Y screen position The touchscreen controller outputs data in format tablet binary However displaying the X Y screen position as binary output is not useful Therefore the Microcal Terminal Emulation program automatically converts the binary data to decimal f
75. or OS 2 To uninstall TouchWare you must complete the following procedures Restore the CONFIG SYS system file to its configuration prior to installing TouchWare Remove TOUCHINLEXE from your startup file Remove the TouchWare files and directory Remove the touchscreen program folder and icons Note After uninstalling TouchWare you must reboot your system for the changes to take effect Restoring the CONFIG SYS File To restore your system file to the configuration prior to the installation of TouchWare perform one of the following procedures Restore the previous version of CONFIG SYS Use this procedure if you have not installed additional software and have not modified the CONFIG SYS file since you installed TouchWare Edit the current version of CONFIG SYS Use this procedure if you have installed additional software or have modified the CONFIG SYS file since you installed TouchWare gt To restore the previous CONFIG SYS file 1 Open an OS 2 command window Chapter 1 Installing TouchWare 33 Rename the current CONFIG SYS file For example C REN CONFIG SYS CONFIG OLD Rename the previous version of the CONFIG file For example C REN CONFIG MTS CONFIG SYS When you restart your system it will boot into the configuration prior to the installation of TouchWare To edit the current version of CONFIG SYS 1 2 Open your CONFIG SYS file using a text editor Find the line which contains MTOUCH SY
76. ormat and displays the X Y coordinate using a scale of 0 999 For a properly calibrated controller the lower left corner of the touchscreen is at 0 0 The upper right corner of the touchscreen is at 999 999 The following illustration shows the X Y position returned when you touch the corners of the screen 0 999 999 999 0 0 999 0 Some earlier touchscreen controllers support several data formats If you are using these controllers send a Format Decimal command to change the controller s output format After the controller is in Format Decimal touching the screen displays the X Y coordinate using a scale of 0 999 as described above 102 TouchWare for OS 2 User s Guide Keys Available When Using Terminal Emulation Mode Table 8 lists the keys you can press when using Terminal Emulation mode Table 8 Keys for Terminal Emulation Mode Press To Fl Display help information F3 Clear the information in the terminal window F10 Exit from Terminal Emulation mode Configuration Settings Depending on the type of touchscreen controller attached to your system Microcal may include a Configure menu The Configure menu lets you change the following settings sensitivity data protocol AutoBaud detection and baud rate and communication parameters Conf igure Ad just Sensitivity Data Protocol AutoBaud Detection Communication Parameters Exit to Main Menu ESC to exit
77. ot touch the screen while the controller is changing frequency A warning message is displayed 4 The warning message disappears Test the new frequency as described in Testing the New Frequency which follows You should select several operating frequencies Test your touchscreen at each frequency If you can obtain good results at more than one frequency choose the highest frequency in order to obtain optimum performance In general a higher frequency produces a stronger touch signal The operating frequency you select is stored in the touchscreen controller The touchscreen will operate at the frequency you set until you change it again Testing the New Frequency After adjusting the touchscreen frequency you can test the results by e Touching the screen and observing the cursor It should be steady e Touching the screen and sliding your finger or pen across the screen The cursor should follow track your touch smoothly without any hesitation If the cursor is jittery or erratic when you touch the screen or if the cursor hesitates and jumps as you drag your finger across the screen or if you have to press hard on the screen to register a touch then you need to adjust the frequency again Chapter 2 Touchscreen Control Panel 53 You should try several frequencies to determine the best one There are usually several good frequencies to choose from Select the highest good frequency The higher frequency pro
78. ouchscreen driver and the touchscreen settings Appendix A Settings Commands and TouchWare Files 125 2 DEVICE disk drive OS2 MOUSE SYS STYPE MTOUCH This line specifies that a mouse is being used in addition to the touchscreen This line must be located after the touchscreen driver line The touchscreen driver must be loaded before the mouse driver so that the mouse works properly with the touchscreen 3 DEVICE disk drive OS2 BOOT COM SYS This line specifies the OS 2 device driver for the COM ports This line must be placed after the touchscreen and mouse drivers in order for the touchscreen and mouse to work properly By default this driver uses COM1 or COM if either port is available If this line is in front of the touchscreen and mouse drivers it will take control of one of the COM ports needed by the touchscreen or mouse driver 4 DEVICE disk drive OS2 MDOS VCOM SYS This line specifies the DOS virtual device driver This line must be located after the corresponding OS 2 device driver The four entries do not have to be placed together in CONFIG SYS however their order in the file must be maintained If you are using a mouse with the touchscreen you may see error messages about COM SYS or VCOM SYS when you boot the system The error occurs because the OS 2 device driver tries to take control of the COM ports but they are already assigned to the touchscreen and mouse To eliminate the error messages refer to
79. pace bar to clear the screen then press G to display the grid Trace each of the vertical lines displayed on the screen Your lines should follow the grid and be straight and smooth Your lines should be similar in appearance to each other Trace each of the horizontal lines displayed on the screen Your lines should follow the grid and be straight and smooth Your lines should be similar in appearance to each other Look at the lines you drew on the screen e Jf your lines are straight and smooth but are offset a distance from the grid lines then your touchscreen requires calibration Refer to Calibrating the Touchscreen Using Microcal earlier in this chapter The lines appear smooth and straight but are offset a distance from the grid lines 94 TouchWare for OS 2 User s Guide e If your lines are jagged rough looking or intermittent you need to adjust the touchscreen operating frequency meee z i od at i 1 PRE The lines have a ragged appearance Also if the cursor is jittery does not move with your finger or touch pen or requires a hard touch to move you need to adjust the frequency Refer to Adjusting the Frequency later in this chapter for more information 10 Press Esc to quit Draw When You Should Contact Technical Suppor
80. r not found You tried to set the pen mode and the error message Pen controller not found was displayed This could indicate that e The touchscreen controller you are using is not a touch pen controller e The touchscreen controller is a touch pen controller but is not connected properly Setup is unable to expand the support file After copying the INS0762 LIB file to a temporary location the Setup program could not decompress the support file Make sure there is enough free space on the drive that you re using for temporary storage Setup unable to copy files to temporary location The Setup program cannot copy the support files to a temporary location Check to see that enough free space and appropriate write privileges are available Make more space available and try again Setup unable to start installation program Make sure that you have a good copy of the Setup program on your source disk Also check to see if there is enough space on the target disk Setup unable to store temporary files The Setup program is unable to find an appropriate location to copy temporary files The Setup program searches all possible locations for free space to copy temporary files Make at least 500KB of free disk space available and then try the installation again 118 Error TouchWare for OS 2 User s Guide Unable to communicate with touchscreen The touchscreen is not communicating with the controller Check the following items Check
81. re for OS 2 this time period ranges from approximately 1000 msec Slow to 170 msec Fast To adjust the double click speed drag the scroll box toward Slow or Fast You can also click the left and right arrows on the scroll box A faster setting provides rapid tap touch recognition while a slower setting allows for more sedate movements If the setting is very fast and you tap slowly the application will see two successive taps as two single clicks rather than as a double click To test the current setting for the double click speed quickly tap twice in the same location anywhere within the touchscreen control panel When the MicroTouch icon reverses color the system has recognized your action as a double click Adjust the double click speed as necessary Effects of Changing the Double Click Speed The double click speed and Area setting is saved to the system profile This results in the double click speed setting simultaneously affecting both the touchscreen and the mouse in OS 2 You can change the double click speed by using the Touchscreen control panel or the Mouse control panel Altering the double click speed for the touchscreen also changes the setting for the mouse and vice versa 44 TouchWare for OS 2 User s Guide Note The double click speed setting affects both the touchscreen and the mouse in OS 2 You can change the double click speed by using the Touchscreen control panel or the Mouse control panel in OS 2
82. rols on your monitor e Any time you adjust the touchscreen operating frequency 78 TouchWare for OS 2 User s Guide How to Touch the Screen During a Calibration Calibration requires you to touch targets which are displayed on the screen To obtain the most accurate calibration results Touch each target with the fingertip of an extended finger or touch pen Keep your palm and free hand away from the touchscreen and monitor Touch as close to the center of the target as possible Remember that the liftoff position not the touchdown position determines the calibration point when you calibrate the touchscreen Therefore if your touch position is not quite centered on the target you can slide your finger or touch pen to the center of target hold steady momentarily and then lift your finger or pen off the screen Hold your finger or touch pen as still as possible after you reach the final calibration location Always lift your finger or pen straight off the touchscreen Do not use any swiping motion during liftoff When you calibrate the touchscreen the controller stores the touch points in non volatile memory Therefore you do not need to calibrate the touchscreen each time you start your system Calibrating the Touchscreen gt To use Microcal to calibrate the touchscreen 1 Make sure that the monitor has been powered on for at least five minutes This allows the monitor to reach it s normal operating tempera
83. row keys to highlight an option and press Enter Find Touchscreen Calibrate Noise Check Diagnostics Conf igure Color Bars Baud Rate Color Purity Color Bars Color Purity Exit to DOS Exit to DOS ESC to exit ESC to exit gt To exit from any option or menu press Esc The system always prompts for confirmation before exiting from Microcal Note To display a list of help topics type at the Main menu Use the cursor arrow keys to highlight the topic you want and then press Enter Chapter 4 Microcal Diagnostic Utility 71 Using the Function Keys In addition to the options on the Main menu there are several function keys available when using Microcal Table 4 describes these keys Fi Help FZ HelpLevel F3 Draw F4 Terminal F5 VideoMode F6 ResetStatus Table 4 Microcal Function Keys Function Keys Fl F2 F3 F4 F5 F6 Description Opens online help for Microcal Selects the level of help to display There are three levels of help The Status box shows the current help level Opens a Draw program Opens a Terminal Emulation program Changes the video mode for the Microcal utility Resets Microcal and the touchscreen The Status box clears all information about the controller and its communication settings and displays a Search not activated message You need to select the Find Touchscreen option so Microcal can locate the touchscreen and obtain information about the controller 72 TouchWare
84. s complete read the instructions displayed on the screen Chapter 4 Microcal Diagnostic Utility 85 4 Press Esc to close the instruction box Microcal displays a list of frequencies and highlights the suggested frequency Suggested Frequencies 20 7 kHz Best 25 0 kHz t 19 2 kHz 31 3 kHz 27 6 kHz 4 Z2 kHz Worst ESC to exit 5 Use the arrow keys to select the desired frequency and then press Enter Select a frequency that is at or near the top of the list A dialog box warns that you are about to change the controller operating frequency and asks for confirmation To change the frequency type Y 6 Type Y to open the Draw program and test the touchscreen performance at the new frequency Test as follows Draw lines on the screen Check that they are smooth and thin If the lines that are wide and have ragged edges the current frequency is probably not correct for your controller Try another frequency If the cursor is erratic or jittery or the controller is registering random touch points adjust the frequency For information about using the Draw program refer to Using the Draw Option earlier in this chapter The touchscreen automatically uses your new frequency setting each time you start up the system The selected frequency remains set until you change it again Note Any time you change the frequency be sure to calibrate the screen again For more information refer to Calibrat
85. se changes Your system will boot into OS 2 c HAPTER 5 Troubleshooting the Touchscreen This chapter provides tips and strategies for problems you may encounter with the touchscreen either during installation or normal use MicroTouch is committed to helping you get the best from your touchscreen MicroTouch provides extensive technical support through our phone Help Desk Internet and online Bulletin Board For more information on technical support refer to the About This Manual section at the beginning of this document 112 TouchWare for OS 2 User s Guide Troubleshooting Tips If you are experiencing problems with the touchscreen check that all cables are connected properly and restart your system Refer to Chapter 1 If you are experiencing problems with your cursor you may need to calibrate the touchscreen define a cursor offset or adjust the touchscreen operating frequency Refer to Chapter 2 If you are experiencing problems in finding your touchscreen during installation or operation use the Microcal Diagnostic utility to locate the touchscreen controller and test the touchscreen For information on using Microcal refer to Chapter 4 If your touchscreen or mouse is not working the communication settings may be incorrect If both devices are trying to use the same communication port or IRQ a device conflict will result The touchscreen cannot share an IRQ with another device Refer to Chapter 1 and Chapter 4
86. ssumes that the MicroTouch touchscreen has been installed and connected to your computer You are now ready to install TouchWare and experience the power of touch 10 TouchWare for OS 2 User s Guide What You Need to Know This document assumes you have basic computer skills You should know how to use the mouse and keyboard choose commands from menus open and run application programs and open modify and save files using the basic text editor which is part of the OS 2 operating system If you need to learn more about these tasks refer to the manuals and diskettes that came with your OS 2 operating system and computer MicroTouch Support Services MicroTouch provides extensive support services through our technical support organization web site and bulletin board system BBS MicroTouch Technical Support Technical Support is available as follows e 24 hours a day Monday through Friday excluding holidays e 9 00 a m to 5 00 p m Eastern Standard Time Saturday and Sunday excluding holidays Whenever you contact Technical Support please provide the following information e Part number and serial number from the MicroTouch label on your monitor or touchscreen controller e Type of MicroTouch touchscreen e Version number of your MicroTouch TouchWare e Make and model of your personal computer e Name and version number of your operating system e Type of mouse connected to your system e List of other peripherals connec
87. t If you have calibrated the touchscreen and adjusted the operating frequency but are still experiencing tracking and accuracy problems with your cursor contact MicroTouch Technical Support Chapter 4 Microcal Diagnostic Utility 95 Setting the Video Mode Before changing the video mode check the Status box to determine the video card detected as well as the video mode currently in use gt To change the video mode press F5 Each time you press F5 the Status box displays the new video mode Continue to press F5 until the desired video mode is displayed in the Status box The available video modes are as follows e CGA e EGA color e VGA color e TEXT color If you change the video mode be sure to adjust the controller frequency Also calibrate the touchscreen again because the display areas for the various video modes are different Testing the Monitor Video The Color Bars option and the Color Purity option let you test the monitor video Caution You do not need to use the Color Bars and Color Purity options unless you are assembling or repairing touchscreen monitors 96 TouchWare for OS 2 User s Guide Any time you disassemble a monitor to install a touchscreen or to repair another monitor component use these commands to test that the video output is still functioning properly If the video does not function properly there is a problem with the monitor hardware Possible explanations are as follows e You forgot
88. tatus indicator 120 liftoff definition of 39 lines problems with drawing 115 maintenance of touchscreen 121 Manual Frequency Adjust 86 TouchWare for OS 2 User s Guide Microcal AutoBaud option 105 Baud Rate option 89 Calibrate option 77 Color Bars option 96 Color Purity option 97 COMS8 restriction 20 command options 62 Data Protocol option 103 Draw option 91 Find Touchscreen option 76 frequency options 81 function keys 71 help file 75 identity of controller 73 installation 62 overview 61 quitting 108 resetting 107 running from command window 65 running from DOS 64 search all ports 68 status box 72 terminal emulation mode 100 Video Mode option 95 where to find 62 mode pen 56 terminal emulation 100 touch 39 video 95 mouse double click speed effect 43 driver settings 127 specifying during Setup 26 N noise check 81 number version 73 O offset cursor 45 online help control panel 53 Microcal 75 options See command options P PC Bus controller COM8 restriction 20 setting port and IRQ 20 using with mouse 20 pen double click speed 60 mode types 56 performance considerations 59 priority with finger 56 selecting a mode 57 using with touch modes 56 pen mode definition 55 selecting 57 Pen Only mode 56 Pen or Finger mode 56 phone support 10 program Setup 22 protocol data 103 R ReadMe file 17 removing TouchWare 32 requirements for TouchWare 16 resetting Micro
89. te for the touchscreen to communicate with your system The default baud rate for both is 9600 To change the baud rate of your touchscreen you must e Change the baud rate of the touchscreen driver e Change the baud rate of the touchscreen controller Touchscreen Driver The baud rate of the touchscreen driver is specified during the installation of TouchWare for OS 2 To change the baud rate you must re install TouchWare by running Setup When the Touchscreen Location dialog box is displayed change the driver baud rate by selecting a new value Complete the installation Note The baud rate of the touchscreen driver can also be changed without running Setup by modifying the CONFIG SYS file Using a text editor open CONFIG SYS and find the DEVICE line containing MTOUCH SYS Edit the baud rate by changing the variable BAUD rate to the new value Reboot your system for the change to take effect Touchscreen Controller The baud rate of the touchscreen controller is set with the Microcal Diagnostic utility Microcal is a DOS based utility and cannot be run directly under OS 2 Refer to Chapter 4 for information on how run Microcal Refer to Setting the Baud Rate in Chapter 4 Select the correct baud rate from the list displayed and exit Microcal Reboot your system into the OS 2 operating system 32 TouchWare for OS 2 User s Guide Uninstalling TouchWare There is no automatic uninstall program included with TouchWare f
90. ted to your computer e List of application software in use About This Manual 11 You can contact MicroTouch Technical Support by calling the hot line sending a fax or sending electronic mail e Technical Support Hot Line 978 659 9200 e Technical Support Fax 978 659 9400 e Technical Support E Mail support microtouch com MicroTouch on the World Wide Web You can visit the MicroTouch web site at the following address http www microtouch com You can download MicroTouch touchscreen software and drivers obtain regularly updated technical information on MicroTouch products and learn more about our company MicroTouch Bulletin Board System MicroTouch also has a Bulletin Board System BBS that you can access 24 hours a day 7 days a week You can use the BBS to download updates of the latest drivers and obtain regularly updated technical information on MicroTouch products You can reach the MicroTouch BBS at the following numbers e 978 659 9250 e 978 683 0358 To connect to the BBS you need standard communication software and a modem that supports 2400 4800 9600 14400 or 28800 baud Additionally the communication parameters must be set as follows No parity 8 data bits and 1 stop bit N81 Once you establish a modem connection with the BBS the system prompts you to log in using your name You can register with MicroTouch the first time you log in to the BBS The menu of available options is self explanatory
91. the Audible Feedback Mode eeeeeeeeeeeeseeereessee 42 Adjusting the Double Click Settings ceeeeeeeeeeeeeeerereesereees 42 Setting the Double Click Speed 43 Effects of Changing the Double Click Speed 43 Setting the Double Click Area eee eeeseeeeeeeesneeeeeeeeaes 44 Setting the Cursor Offset lt ic is cccsstsccaeeass ccantsiscctetisscuedebacteeaves 45 Calibrating the Touchscreens 22 24 222 Acie h se eee kei es 47 When You Should Calibrate 0 0 0 eee eeeeeseeeesenseeeereeees 47 How to Touch the Screen During a Calibration 0 48 Calibration Procedure csi c2cccscsdsiveteddicesasicaseatvia da tsiaeeeeieaies 48 Testing the Calibrationc 2 38 cere tiatia sie elidel aoe 50 CHAPTER 3 CHAPTER 4 Contents 5 Adjusting the Operating Frequency eeeeeeeesseeeeeeeeneeeeeeeeaes 51 When You Should Adjust the Frequency eeeesseeeeeeeees 51 Adjusting the Frequency 2 22 46 Acca ca ch iaetack as 51 Testing the New Frequency esscceeeessseeeeessseeeeeesenneeeeeees 52 Accessing Online Help ssssesesssssssssersssseresssseresessressessresssseeeseo 53 Getting Information About TouchWare eeeeeeeeeeeeereeeeereee 53 Saving Control Panel Settings ie eeeeeeeesseeeceessneeeeeesnaeeees 54 Pen Configuration Utility Touch Modes and the Touch Pen ceeeeessseeceeessnneeeeeentaeeeees 56 Pen Modes and Touch Pen Priority 0 0 0 eeeeeeeeeeesesneeeeeeeeaes 56 Select
92. to connect all wires or failed to connect the wires properly e You bent one or more pins on the CRT e You did not install the video board correctly e The video board is bad Your initial test verifies that the video functioned properly before you did any work on the monitor You can also compare your results with the results you get after you install the touchscreen Note The Color Bars and Color Purity options test the video output of the monitor These options do not test the touchscreen Color Bars When you select the Color Bars option Microcal displays 16 bars that span the color spectrum from black to white When examining the colors check the following items e Look at each color Check that each color matches the description below the bar e Look at the edges of each color bar Check that a color does not bleed at the edge or spread into other colors e Use the left and right arrow keys to change the color of the border around the edge of the screen Check that the color is the same around the entire screen edge Chapter 4 Microcal Diagnostic Utility 97 If you notice some problems try adjusting the contrast and brightness controls on the monitor These controls help optimize color convergence If there are still problems with the video you can continue to troubleshoot the problem by using the Color Purity option Remember that a bad video indicates a hardware problem with the monitor not the touchscreen
93. to the screen 5 Observe the fluctuating bars in the Percent Noise plots Look at the peak noise plot with the current setting and then try other frequency levels The best setting is between 0 and 1 0 the lower the better 6 Press F10 to hold the bar at peak The objective is to reduce the peak and average noise levels in these plots by changing the frequency Continue to adjust the frequency until you find the best setting If you can obtain a good performance at many frequencies choose the highest frequency to obtain optimum performance In general a higher frequency produces a stronger signal If you still need to adjust the frequency press Esc to return to the Noise Check screen Chapter 4 Microcal Diagnostic Utility 89 Saving the Operating Frequency gt To save the operating frequency 1 Make sure the New Frequency box displays the frequency you want to save 2 Press Enter to display the levels 3 Type Y to save the frequency The touchscreen automatically uses your new setting each time you start up the system The selected frequency remains set until you change it again Note Any time you change the frequency be sure to calibrate the screen again For more information refer to Calibrating the Touchscreen Using Microcal earlier in this chapter Setting the Baud Rate You can set the touchscreen controller to a specific communication rate baud rate The new baud rate is stor
94. touchscreen for your particular environment maintain optimum performance and troubleshoot problems should they arise TouchWare for OS 2 includes the following components e Touchscreen driver e Touchscreen control panel e Pen Configuration utility e Microcal Diagnostic utility DOS only application e Online help Touchscreen Driver TouchWare includes a touchscreen driver for OS 2 The driver is the software that the system uses to communicate with the touchscreen The touchscreen driver enables you to use the MicroTouch touchscreen with any applications running in the OS 2 environment Applications can use touch finger or touch pen input without any program modifications Touchscreen Control Panel You use the Touchscreen control panel to set your preferences for the touchscreen For example you can select whether e The touch action occurs when you touch the screen or when you lift your finger or touch pen off the screen e Whether you hear a beep when you touch the screen e How fast you need to tap to produce a double click Chapter 1 Installing TouchWare 15 You can also use the Touchscreen control panel to calibrate the touchscreen change the touchscreen operating frequency and define where the cursor appears relative to your touch Offset Pen Configuration Utility The Pen Configuration utility lets you specify the input device you want to use with the touchscreen You can use the MicroTouch touch pen yo
95. ture and stabilize before you attempt to calibrate the touchscreen Chapter 4 Microcal Diagnostic Utility 79 2 Select Calibrate Depending on the type of touchscreen controller connected to your system you may need to select Diagnostics from the Main menu and then select Calibration A dialog box prompts for confirmation that you want to calibrate the touchscreen 3 Type Y to begin the calibration process The system displays a calibration target in the lower left corner of the screen P Note The calibration routine can be exited by pressing Esc In this case the current calibration values are not changed 4 Touch the center of the target Make sure to follow the guidelines described previously in How to Touch the Screen During a Calibration Hold your touch for at least three seconds When you lift your finger or pen a second calibration target appears in the upper right corner of the screen 5 Touch the second target Make sure to follow the guidelines described previously in How to Touch the Screen During a Calibration Hold your touch for at least three seconds When you lift your finger or touch pen Microcal returns to the main menu At this point you should test the calibration and verify that the screen is operating properly 80 TouchWare for OS 2 User s Guide Testing the Calibration gt To test the calibration 1 Press F3 to open the Draw program Microcal displays a list of keys
96. ty is a combination of the hardware version and the firmware version If the touchscreen is found Microcal uses the following format to identify the controller CcoXxxx where Cc Two characters that describe the type of controller Characters Controller Type A3 Serial SMT Serial SMT2 Serial SMT3V and Serial SMT3RV controllers A4 PC Bus touchscreen controller P5 TouchPen controller Ql Serial SMT3 Serial SMT3R and MousePort controllers TG ThruGlass controller Xxxx Four digits that indicate the firmware version The first two digits represent the version number the last two digits represent the revision level For example 0380 means Version 3 Revision 8 that is 3 8 Note that Microcal also displays the Output Identity information in the Hardware Version and Firmware Version fields in the Status box 74 TouchWare for OS 2 User s Guide Communication Settings The middle portion of the Status box shows the communication port COM1 COM7 the interrupt request IRQ the baud rate and the data format parameters being used by your computer to communicate with the touchscreen controller Port active COMZ IRQ 3 Baud rate 19200 Parameters N81 The Parameters field lists the data format as follows e Parity N none E even and O odd e Number of data bits 7 or 8 e Number of stop bits 1 or 2 Video Monitor Information and Help Level The bottom portion of the Status box shows the video card detected
97. uchWare The COM ports for the mouse and touchscreen both use the TouchWare driver Refer to Error Messages During Startup in Chapter 1 This could also indicate that device driver entries in the CONFIG SYS file may not be in the correct order For more information about the order of device driver entries in the CONFIG SYS file refer to Order of Device Drivers in Appendix A Internal error unable to allocate memory The Setup program cannot allocate memory Make sure that your system has enough base memory to run the Setup program Invalid target directory specified The target directory is invalid The Setup program tries to create a directory if it does not exist In this case the target drive or directory may be write protected or the directory name is not syntactically correct Invalid touchscreen destination path You used an incorrect format when specifying the destination path Be sure to include a backslash before a directory name Not enough space on target drive There is not enough disk space on the specified target drive to create a target file You must free up space on the hard drive or select a target drive which has sufficient free space available Error Error Error Error Error Error Chapter 5 Troubleshooting the Touchscreen 117 Output is not a compressed file You tried to add files to or update files in a library that was not compressed using the Setup program Pen controlle
98. ud rate for all MicroTouch controllers is 9600 Baud Rates 7400 Default rate 4600 19200 1200 ESC to exit 2 Select the baud rate that you want and press Enter Microcal closes the Baud Rates dialog box sets the controller to the new baud rate and updates the information in the Status box Chapter 4 Microcal Diagnostic Utility 91 Testing the Touchscreen If you are experiencing problems with the tracking and accuracy of your cursor then you need to test your touchscreen There are two factors that affect the operation and accuracy of your touchscreen e Calibration e Operating frequency Using the Draw option in the following procedures will help you to determine the best course of action for correcting your touchscreen problem Using the Draw Option The Draw option lets you touch the screen and draw lines shapes and curves This option is useful for testing the touchscreen performance and cursor movement When you choose the Draw option F3 the system displays a drawing canvas with a grid To draw touch the screen and drag your finger or pen Table 6 lists the keys you can press during a drawing session Table 6 Keys for Microcal Draw Press To D Display the touch points as individual dots L Connect the individual touch points with a line G Display a 10 x 10 grid on the screen Space bar Clear the screen including the grid and display a blank screen 1 9 Change the color of the dra
99. ur finger When you are finished dragging lift your finger off the screen Event When the action occurs Click Double click Drag Select text Chapter 2 Touchscreen Control Panel 41 Summary of Touch Modes Table 2 summarizes the events associated with each touch mode and are valid for both finger and touch pen Table 2 Summary of Touch Modes Desktop Mode A touch positions the cursor Holding the touch steady is equivalent to pressing and holding the mouse button Lifting off is equivalent to releasing the mouse button e Touch the object e Lift off the screen e Tap the object twice quickly at the same location e Touch the object e Pause momentarily e Drag the object toa new location e Lift off the screen e Touch the text e Drag to starting point of your selection e Pause momentarily e Continue to drag to select text e Lift off the screen Drawing Mode A touch is equivalent to pressing and holding down the mouse button Lifting off is equivalent to releasing the mouse button e Same as desktop mode e Same as desktop mode e Touch the object e Drag the object toa new location e Lift off the screen Not Applicable Button Mode Touching the screen is equivalent to pressing and releasing the mouse button The action occurs as soon as you touch the screen e Touch the object e Same as desktop mode e Touch the object e Drag the ob
100. ur finger or both You only need to use this utility if your touchscreen uses a TouchPen controller Microcal Diagnostic Utility Microcal is a DOS based diagnostic utility that you can use to test the operation of the touchscreen MiLROCAL Version b z Copgeright tc 11 97 AicreTouch Webes Inc Microcal is very useful for determining whether the touchscreen is connected If the touchscreen is connected properly Microcal will report the COM port IRQ and baud rate that the touchscreen controller is using You can also use Microcal to calibrate the touchscreen change the baud rate open a draw program to test the touchscreen or use the terminal emulator to send firmware commands directly to the touchscreen controller For more information on Microcal refer to Chapter 4 ReadMe File The ReadMe file contains the latest information about TouchWare This includes enhancement and summary information as well as any last minute changes and updates 16 TouchWare for OS 2 User s Guide Online Help TouchWare includes online help for configuring and using the touchscreen Help information can be accessed by selecting the Help button displayed in the various touchscreen dialog windows and control panel or by selecting one of the Help icons in the MicroTouch Touchscreen desktop folder System Requirements The minimum system requirements for installing TouchWare for OS 2 and using the MicroTouch touchscreen are as follows
101. valid combinations of IRQs baud rates and communication settings when searching these COM ports Remember that you can press Esc at any time to cancel the search for a touchscreen If you choose Exit Microcal cancels the search and returns to the DOS prompt Chapter 4 Microcal Diagnostic Utility 69 Using Microcal If Microcal finds a touchscreen the Touchscreen Diagnostics and Configurator screen appears Touchscreen Diagnostics and Configurator Main Menu Status Output Identity P50210 Find Touchscreen Hardware Version P5 Calibrate Firmware Version 2 1 Noise Check Self Test OK Baud Rate Color Bars Port active COMZ IRQ 3 Color Purity Baud rate 19200 Parameters N81 Exit to DOS Video card detected VGA Video mode VGA color Help level 3 ESC to exit Press lt ENTER gt to select a menu option Fi Help FZ HelpLevel F3 Draw F4 Terminal FS VideoMode F6 ResetStatus This screen has a Main menu for selecting options a status box that reports current information about the touchscreen and a line at the bottom that lists the available function keys Note Controllers support different options Depending on your touchscreen controller the Touchscreen Diagnostics and Configurator screen may look different from the one shown above 70 TouchWare for OS 2 User s Guide Selecting Options from the Main Menu gt To select a menu item use the cursor up and down ar
102. ven O odd N Sn Stop bits 1 or 2 1 For a list of the port base addresses used by TouchWare refer to Appendix A When specifying command options note the following items e Port base address and IRQ number override COM port selection e IRQ2 and IRQ9 are the same on an AT class PC Running Microcal Microcal is a DOS application and must be run from a DOS prompt To run Microcal do one of the following e Boot into DOS If you have a Dual Boot system with DOS installed you can reboot your system into DOS You can also use a DOS boot disk Note MicroTouch does not supply a DOS boot disk The user must supply a boot disk if this method will be used to run Microcal 64 TouchWare for OS 2 User s Guide e Use a DOS command window in OS 2 You must edit your CONFIG SYS file and run Microcal in a DOS Command window within OS 2 Booting Into DOS gt To boot into DOS using dual boot feature 1 Close the touchscreen control panel Close any other applications you have running Ned Open an OS 2 command window Type BOOT DOS and press Enter Answer Yes Y to continue Your system will reboot into DOS Oo 4 Move to the drive and directory that contains the Microcal files For example C MTSOS2 5 Type MICROCAL plus any command line options and press Enter Microcal opens 6 When you are done refer to Quitting Microcal and Returning to OS 2 at the end of this chapter gt To boot into DOS using
103. vgaueeastess 91 Using the Draw Option s s2 scssas3csssceradaaaaieseoncinecadicnaneceas 91 Determining the Probable Cause 92 When You Should Contact Technical Support 0 94 Setting the Video Mode s sicacsccsssessatienyseomeeavdasgiataneaeavatieae te 95 Testing the Monitor V 10602520 6 asaeonceeesens Wanseaaesssseew aaogs deere 95 Color Bars cn iivines deailendediaiidnkditdntiakedic 96 C lor PUTIY aerasi ni tae tagliee Geeta ieee 97 Using Terminal Emulation Mode ccccceeeeseeeeteeeeeeeeeeeeeees 100 How Terminal Mode Displays Characters 101 How Terminal Mode Displays Touch Coordinates 101 Keys Available When Using Terminal Emulation Mode 102 CHAPTER 5 APPENDIX A Index Contents 7 Configuration SOLON ES yoo eee tenes nena eae 102 Adjusting the Sensitivity oi i322 uci ladles setae 102 Data PrOrsCO lea 22 6 Gals ce ieee Re A 103 AutoBaud Detection and Disabling 0 0 0 0 eeeeeeeeeeeeeeeeeee 105 Communication Parameters i 0 2 128 si ea sdessic ence asdedveesk 106 Resetting Micro all s cjchcsegicuon Coick ciue cater aece fhec ta otc eae 107 Quitting Microcal and Returning to OS 2 neeesser 108 Exit Microcal cis iccsiessiecontteeedicigieciceetiecbenecdeedeeetbeases 108 Exit DOS and Reboot OS 2 3 i ceces Ait Ne eee 108 Troubleshooting the Touchscreen Troubleshootins Lips eaer a cee Ee 112 Common Problems psss eresie tas Loo sses 113 Error Messaves oo nea l E a a ese ee R R
104. video cards you may notice finger touch performance lagging behind when using a pen controller Lowering the baud rate will improve performance Double Click Speed The double click speed defines how quickly you must tap or touch the screen for the system to interpret your actions as a double click If you are using Pen or Finger mode set the double click speed in the slow to medium range for optimum performance To change the double click speed use the Touchscreen control panel For more information refer to Setting the Double Click Speed in Chapter 2 Calibration You must calibrate the touchscreen twice once with your finger and once with the pen if you are using both a touch pen and your finger as touch devices c HAPTER 4 Microcal Diagnostic Utility Microcal is a DOS based diagnostic utility that you can use to test the touchscreen and touch pen You do not need to run Microcal unless you are experiencing problems with your touchscreen You can use Microcal to Find the touchscreen and determine the current COM settings of the touchscreen controller Verify that the touchscreen is communicating properly Calibrate the touchscreen Test the operation of the touchscreen and touch pen Adjust the frequency of the touchscreen controller Change the COM settings used by the touchscreen controller Change the video mode Check the monitor s video Access Terminal Emulation mode and enter firmware commands 62 TouchWar
105. vides a better touch signal Test your touchscreen after each frequency change If you are using both finger and touch pen as touch devices test each device separately Accessing Online Help gt To access information about the options in the touchscreen control panel select Help Getting Information About TouchWare To display information about TouchWare select About About TouchWare MicroTouch TouchWare Version 3 4 Copyright c 1991 1998 MicroTouch Systems Inc Methuen MA 01844 978 659 9000 All Rights Reserved 54 TouchWare for OS 2 User s Guide Saving Control Panel Settings To save your touchscreen control panel settings select OK The following panel is displayed Save Touchscreen Parameters Do you want to make your changes permanent Yes No Select Yes if you want the changes you have made in the control panel settings to be permanent When you start your computer touchscreen operation uses the permanent settings Select No if you want the changes you have made in the control panel to be temporary These changes will remain in effect for this session only These settings will be lost when you shut down your system When you restart your computer touchscreen operation returns to your permanent settings After you have made your selection the control panel closes c HAPTER 3 Pen Configuration Utility Some MicroTouch touchscreens connect to a TouchPen controller The TouchPe
106. wing line EGA and VGA only 1 3 Change the color of the drawing line CGA only Change the color palette CGA only 92 TouchWare for OS 2 User s Guide Press To P Select Pen mode F Select Finger mode A Select Automatic Pen or Finger mode These options are available only if you are using a TouchPen controller Fl List the keys available when using the Draw program F2 Clear the screen and then toggle the background color Esc Exit from the Draw program Determining the Probable Cause gt To test the touchscreen 1 2 Open Microcal Press the F3 key to open the draw program Press the space bar to clear the screen then press G to display the grid Move your finger or touch pen along the edges of the image area from corner to corner making the shape of a box Do this several times Look at the box you drew on the screen Your lines should smooth and straight and be aligned with the edges of the image area Verify that the cursor reaches the full image area of the screen If you cannot move the cursor to all corners and edges of the screen then you need to calibrate the touchscreen Refer to Calibrating the Touchscreen Using Microcal earlier in this chapter Chapter 4 Microcal Diagnostic Utility 93 The edges of the box are not aligned with the edges i of the video image area Press the s
107. you can press when using the Draw program Press the space bar to clear the screen Draw to each corner and edge of the screen Verify that you are able to reach the full image area of the screen Press the space bar to clear the screen Press G to display the grid Draw several horizontal vertical and diagonal lines Trace the grid lines and compare your lines with the grid Look for the lines to be aligned with the grid lines and be smooth and straight Press Esc to exit the Draw program For more information on the keys available when using the Draw program refer to Using the Draw Option later in this chapter Note If you are using both finger and touch pen as touch input devices you must calibrate the touchscreen twice once using finger and again using the touch pen The touch pen controller stores both sets of calibration data Chapter 4 Microcal Diagnostic Utility 81 Adjusting the Frequency In general your touchscreen is immune to any electrical noise which may be present in the monitor itself However sometimes this noise may be at the same frequency as the operating frequency of your touchscreen This could interfere with your system and prevent it from receiving clear quality signals when you touch the screen As a result you may notice some performance problems when moving the cursor or drawing lines The solution to this problem is to change the operating frequency of your touchscreen Changing

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