User Manual VScom PCI Cards User Manual VScom PCI Cards
Contents
1. 2 Introduction 2 2 2 VScom 200E PClex The VScom 200E PClex card features two serial ports available via a PCI Express slot Both serial ports share one common connector DB25 male an adapter cable is included For signal assignment see 4 2 I lt PClex 200H R tn mrja Fe celo Figure 2 VScom 200E PClex A model for Low Profile cases is available Serial Ports 2 RS 232 Connectors 1xDB25 male Adapter to 2xDB9 male included Signals RS 232 RxD TxD RTS CTS DTR DSR DCD RI GND Table 3 Features of VScom 200E PCIex February 2010 VScom PClex Card User Manual 7 2 Introduction 2 2 3 VScom 400E PClex The VScom 400E PCIex card features four serial ports available via a PCI Express slot All four serial ports share one common connector DB44 female an adapter cable is included For signal assignment see 4 3 PClex 400E Figure 3 VScom 400E PCIex A model for Low Profile cases is available Serial Ports 4 RS 232 Connectors 1xDB44 female Adapter to 4xDB9 male included Signals RS 232 RxD TxD RTS CTS DTR DSR DCD RI GND Table 4 Features of VScom 400E PCIex February 2010 VScom PClex Card User Manual 2 Introduction 2 2 4 VScom 800E PClex The VScom 800E PClex card features eight serial ports available via a PCI Express slot All eight serial ports share one common connector DB62 female For signal assignment2. 9 Windows 7 Drivers removed 17 10 Cards and Ports in Device Manager lt o sso ccosa wpe dumpa eak apu eda 18 11 Card Advanced Properties s o o cc poreco RR Re e eR eS 19 12 Port Renaming se ca scoenen read akea a a 20 21 14 Advanced Settings 16C950 e 22 15 Advanced Settings 16C550A e 24 24 17 Soare SOLUTER lt cp 5 on ms A A OR OR E A ar a Ra 26 1 Auto XON KXOPF ia a A a e aa 27 IA AMBERES Cle i ear e a aa al ee 29 2 30 21 Awe DTR Modes 31 32 Oy ME Docela sae ae a eh aa ai A ee ea ed wh he eg 33 RA DES male Connection ee ek a Ba ga A A 35 25 DB25 male Connector a 2 ek ee eee ee ee we 36 26 DB44 female Connector 37 27 DB62temale Connector o ek ee ER a kanuna 38 28 DPE aisle Reese ocu ee Re a Ow Ee Ps 39 29 DE ioma Bagot cc ces caw hae Ca le eo owe BE eR RS RE 39 List of Tables 1 Features of VScom PUlex models 2 2 6 6 be ee 22d 6 2 Features of VScom 100E PClex es 6 3 Features of VScom 200E PClex 4 48 2 bee A da a 7 4 Features of VScom 400E PClex a a a 8 5 Features of VScom 800E PCIex 2 a a 9 6 DES male CORRE a Se we a a da ba 2 35 T 5 36 8 DB44 female Connector ess esada dr a EA a ee a ee 37 9 DB6 2 female Connector ass asss eae a a 38 10 DES male R5233 lo cea oe See oe Rew aoe oe we ow Eee De SS de 39 11 WBS emae RID e sra a a he ae Ba ne a ae ok oe a 39 February 2010 VScom PCIex Card User M
3. Com1 2 February 2010 VScom PCIex Card User Manual 21 3 Windows Driver VScom Advanced Port Settings The Microsoft driver for Com1 2 provides some control of FIFO configuration The Advanced Settings are for similar purposes but with extended functions VScom COM Port COM5 Properties Auto Xon lt off Auto Dtr Dsr Auto Rts Cts Driver Details General Settings Advanced Software i Advanced hardware settings Uart type UART 16950 v M Use Memory Access FIFO Settings Receive Trigger Level 0 Enable TCR very high bps Figure 14 Advanced Settings 16C950 The VScom H and E series cards use a 16C950 UART to transmit data This chip and the driver can emulate a variety of other UARTS We suggest to use the standard value of 16950 the driver is optimized for this If the driver is used for other VScom series a different UART may be implemented The available emulations depend on this At least a 16550 is possible with all series The possible settings for FIFO control depend on the chosen emulation Here the elements one by one UART type This is to choose the emulation The UARTS of type 16450 and 8250 operate without FIFO We suggest to use the highest possible setting for best operation Use Memory Access Instead of operating the UART via I O it is possible to operate it via Memory Access In critical systems this can save a little amount of performance It may be worth a try however VScom recommends
4. 88 VScom PCI400H controller 0 12 0 VScom PCIOIOH controller 0 12 1 ete Cancel PortMap Figure 23 NT Device list This is the basic configuration panel for the VScom PCI driver in Windows NT 4 0 the lower check box re enables the automatic check for new hardware Here is the place to revoke the change done in the detection panel The upper check box enables to uninstall the drivers for already removed cards without a complete uninstall of the drivers Different from other Windows in NT all installed drivers load and check for there hardware This is not efficient when the hardware is removed some time ago and causes error messages in the event viewer The properties of each installed VScom PCI card and its ports are associated with the PCI slot where the card is placed When a card is removed or displaced it is necessary to display the settings via this check box Then the board may be selected and removed Card and Port Configuration Open the panel as shown in figure 23 Select a VScom controller under VScom Cards to gain access to the card properties Or select an individual port under VScom Ports to change its settings The options are explained in the general sections of this documentation February 2010 VScom PClex Card User Manual 33 VScom PCI 3 Windows Driver Uninstall Drivers from Windows NT To remove installed files and Windows registry informa tion 1 Go to
5. o 12 DSR 5 33 TxD 5 54 RTS 5 a 0 13 DCD 5 34 DTR 5 55 GND S E 3 14 TxD 6 35 RxD 6 56 CTS 6 2 pa 3 15 DTR 6 36 DSR 6 57 RTS 6 Y g 16 RxD 7 37 DCD 6 58 GND o 9 5 17 DSR 7 38 TxD 7 59 CTS 7 o 9 18 DCD 7 39 DTR 7 60 RTS 7 9 o 19 RxD 8 40 GND 61 CTS 8 a O pl 20 DSR 8 41 TxD 8 62 RTS 8 O o 21 DCD 8 42 DTR 8 A O X Z O N Figure 27 DB62 female Connector February 2010 VScom PCIex Card User Manual 38 4 Connector Definitions 4 5 DB25 male RS 232 This type of connector is not available on any card however there are adapter options providing such The pins not mentioned are a no connect on these adapters or specified in the adapters documentation Pin RS 232 Pin RS 232 2 TxD 7 GND 3 RxD 8 DCD 4 RTS 20 DTR 5 CTS 22 RI 6 DSR Table 10 DB25 male RS 232 123 45 67 8 9 1011 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Figure 28 DB25 male RS 232 4 6 DB25 female RS 232 This type of connector is not available on any card however there are adapter options providing such The pins not mentioned are a no connect on these adapters or specified in the adapters documentation Pin RS 232 Pin RS 232 RxD 7 GND TxD 8 DCD CTS 20 DSR RTS 22 RI DTR O OU B
6. see 4 4 An adapter cable to eight times DB9 male is not provided customers can choose from several connection options There are Octopus type cables to DB9 and DB25 male and female There are also connection boxes for DB9 male or DB25 male and female Also converter boxes to RS 422 and RS 485 are possible A Figure 4 VScom 800E PCIex Serial Ports 8 RS 232 Connectors 1xDB62 female Adapter not included Signals RS 232 RxD TxD RTS CTS DTR DSR DCD GND Table 5 Features of VScom 800E PCIex Note There is no RI signal because no pins are available for this on the DB62 connector 2 3 Packing List All models are shipped with a driver CD ROM which includes the documentation and the driver software VScom 200E PClex An adapter cable DB25 male to 2xDB9 male is included VScom 400E PClex An adapter cable DB44 female to 4xDB9 male is included February 2010 VScom PClex Card User Manual 9 2 Introduction 2 4 About this Manual This manual describes the hardware of VScom PClex Cards as well as signal assignments There is no configuration option for customers The part describing the driver is generic for all VScom PCI cards the same in all manuals It will describe options not available on the VScom PClex Cards mainly parallel ports Just ignore such sections Also Windows NT and even older versions of Windows operating system are mentioned There are drivers for these old systems h
7. still support very old phased out products as well as old Windows versions 95 to ME 9x strand and NT The old Windows systems are no longer supported by Microsoft so there may be hidden problems on your computer These may cause the VScom cards to malfunction in your system Said that we can not guarantee the old products operate reliably and also modern products may have unex pected behaviour in old operating systems The old operating systems are just mentioned in the following Many VScom cards may be installed simultaneously In fact the driver does not limit the number of cards installed Windows does In Windows 9x the maximum number of serial or parallel ports installed is 127 in Windows NT or later the limit is 256 ports of serial or parallel kind The current version of the driver is 3 1 2 3 1 Installing the Drivers Windows Systems perform the hardware detection by Plug amp Play you do not have to configure the card in any way Special DIP switches as described above of course are an exception Windows NT performs different this is described later section 3 3 3 1 1 Install in Windows 9x 2000 XP and Vista 1 Install the card in your system and boot Windows 2 Log on to an account with administrative privileges In Windows 95 98 98SE ME each account is appropriate Windows NT is handled extra below 3 Windows will automatically detect the VScom PCIex Card 4 The Add New Hardware Wizard dialog box appea
8. the Control Panel Open the Add Remove programs applet Select Vscom drivers for Click Remove VScom install requests to confirm the uninstall Click Yes QO a A WwW N Reboot the computer when requested However Windows NT 4 0 does not perform such an automated search Users have to run the VSINST EXE program from the driver set to install the cards This installs the drivers to the system and also a service for automatic detection of VScom PCI cards Restricted to these cards the usage is as handy as with modern Windows versions Checking Installation in Windows NT You can now verify the installation by looking at the Administrative Tools section of the Windows NT Diagnostics also called WinMSD Go there by Start Setting Windows NT Diagnostics Administrative Tools Resources There you will find new device vscnt listed Double click on it you will see the IRQ and I O information Click on the right tab you can see all the detailed information of IRQ Input Output amp Memory Range used by PCI Ports Open the VScom PCI applet see 3 3 1 in the control panel Go there by Start Setting Control panel Open VS Cards and double click on the detected controller to open the properties In the advanced tab click the Check button to verify the speed setting from the hardware installation You may also rename th
9. to stay with the box unchecked February 2010 VScom PCIex Card User Manual 22 3 Windows Driver Receive Trigger Level The time when the UART generates an interrupt for received data It defines the amount of data necessary to do this With the 16950 you may select any value from 1 to 128 Other types allow only certain values Higher values increase performance lower values decrease possibility for loss of data As a reference the usual value for a 16C550A is 8 leaving space for 8 more bytes to receive Transmit Trigger Level The time when the UART generates an interrupt for sent data When the transmit FIFO contains less data than this the interrupt is issued This value is not available with all emulations Higher values make a smoother transmission of data but increase the system load Transmit Buffer Length The amount of data sent to the UART when the transmit FIFO is empty This is a complete software item The value ranges from 1 to the FIFO size of the emulation Higher values increase transmission performance The typical value here is 16 the FIFO size of a 16550 This value must not be less than the Transmit trigger level CAUTION external hardware such as a modem must be able to handle this blocksize very old systems may require to reduce this parameter to 1 Enable TCR The 16C950 UART used on the H series cards has some hardware option to get very high bitrates up to 3 6 Mbps Of course these bitrates can not
10. 64 Byte However as an emulation it uses 128 128 byte FIFO Also automatic Flow Control by RTS CTS and Xon Xoff is possible 16850 This is another UART model with 128 128 Byte FIFO 16950 This is the native mode the ports on the VScom cards are used In most situations it is better to use this mode and restrict the options to a suitable configuration February 2010 VScom PCIex Card User Manual 25 3 Windows Driver Enhanced Software Settings VScom COM Port COM5 Properties Auto Xon olf Auto Dtr Desr Auto Rits Cts Driver Details General Settings Advanced Software A Enhanced software settings Overspeed 1 000 V Use Fast Receive Figure 17 Software Settings This is a special feature of the VScom driver In older driver versions it was simply called Over speed Overspeed opens the possibility to get other speeds than the application requested for The appli cation requests a certain speed this is multiplied with the value defined in here The result is set as the real speed Possible factors range from 0 125 1 divided by 8 up to 32 in steps of 0 125 Of course you can not get a speed which is higher than the maximum speed of the port 921600 bps 3 6 Mbps The normal value is 1 of course and it should be left there This is a feature with some risk With a modem you very easy get a speed the modem can not handle Examples e Wrong Overspeed is set to 8 The modem has a maximum interface rate of 460800
11. 6C950 model However some hardware options may be configured to match the functions of less advanced types This may be required for rare and very February 2010 VScom PCIex Card User Manual 24 3 Windows Driver special situations though in in some of those it is even better to just change the configuration of the other parameters 8250 The FIFO is totally switched off as are all other options The real 8250 UART had a speed limitation of 57600 bps this is maintained by software here 16450 The most common UART in the late 1980 decade There still is no FIFO available the maximum bitrate is raised to 115200 bps Sometimes this Emulation may be useful if the connected device is overrun by the transmitted data But usually it is better to restrict the Transmit Buffer length to 1 16550 The most common UART until today There are 16 Byte FIFO for transmit and receive each and four trigger levels for receive The built in serial ports of modern computers use this UART model with a maximum speed of 115200 bps which is 921600 bps on VScom cards 16650 This UART basically has 32 bytes FIFOfor transmit and receive each and also four trigger levels for receive However this emulation uses 128 Bytes FIFO for receive Additional function is automatic Flow Control by RTS CTS or XON XOFF 16750 This is another UART with extended FIFO compared to the 16550 model In basic con figuration ther are 16 16 Byte FIFO which can be increased to 64
12. Baud When the application requests 115200 the result is 921600 Baud The modem can not handle this February 2010 VScom PCIex Card User Manual 26 3 Windows Driver e Wrong Overspeed is set to 2 The application requests 38400 the result is 76800 Even when this is below the maximum speed of the modem it does not recognize this speed in many cases Operation is not possible e Wrong Windows searches for Modems at certain speeds Modem detection may fail because of wrong settings e Correct The application is limited to 19200 Overspeed my be 6 or 12 to get 115200 or even 230400 with a modern modem Automatic Software Flow Control VScom COM Port COM5 Properties This panel configures the On Chip Software Flow Control provided by the UART Only some UART types support the Flow Control directly on the chip Use the 16950 emulation to allow rich possibilities General Y Hardware Xon Xoff control Transmit control on character H off character fis Receive control Enable xon character off character E Triggers m xon AA ee Figure 18 Auto XON XOFF February 2010 VScom PClex Card User Manual Settings Advanced Software Auto Xon off Auto Dtr Dsr Auto Rts Cts Driver 3 Windows Driver Transmit control Enable This enables the automatic control when sending data If the receiving device sends a stop Xoff signal transmission is halted When a con
13. D 1 30 DSR 1 Table 8 DB44 female Connector O O O O O O O O O O O O O O G 44 43 42 41 40 39 38 37 36 35 34 33 32 31 15 14131211109 8 765 4 3 2 1 Figure 26 DB44 female Connector February 2010 VScom PClex Card User Manual 37 4 Connector Definitions 4 4 DB62 female This connector is used for many of VScom products with eight serial ports So customers can easily change from an old product for Universal PCI to PCI Express without worrying about the external components The connector is common so each signal name appears eight times it will have an index like 3 for the third serial port of the card The serial ports are neither isolated nor isolated from each other so GND is common and has no index Table 9 DB62 female Connector Pin RS232 Pin RS232 Pin RS232 E 1 TxD 1 22 RxD 1 43 CTS 1 e 2 DTR 1 23 DSR 1 44 RTS 1 N i 3 RxD 2 24 DCD 1 45 GND o 5 lt 4 DSR 2 25 TxD 2 46 CTS 2 5 DCD 2 26 DTR 2 47 RTS 2 in 9 N 6 TxD 3 27 RxD 3 48 CTS 3 O g 7 DTR 3 28 DSR 3 49 RTS 3 n O g 8 RxD 4 29 DCD 3 50 GND E O pl 9 DSR 4 30 TxD 4 51 CTS 4 O 2 10 DCD 4 31 DTR 4 52 RTS 4 2 O 11 RxD 5 32 GND 53 CTS 5
14. S232 o De 1 DCD 1 14 DSR 1 o gt 2 RxD 1 15 RTS 4 2 3 TxD 1 16 CTS J o a 4 DIR 17 DTR 1 gt A 5 GND 18 nc N 6 ne 19 ne q 7 ne 20 ne 2 8 ne 21 DC o oo 9 DCD 2 22 DSR 2 w z 10 RxD 2 23 RTS 2 G 11 TxD 2 24 CTS 2 en 5 12 DTR 2 25 RI 2 o lt 13 GND Table 7 DB25 male Connector Figure 25 DB25 male Connector February 2010 VScom PCIex Card User Manual 36 4 Connector Definitions 4 3 DB44 female This common connector is for four serial ports So each signal name appears four times it will have an index like 3 for the third serial port of the card The serial ports are neither isolated nor isolated from each other so GND is common and has no index Pin RS232 Pin RS232 Pin RS 232 1 CTS 4 16 DTR 4 31 GND 2 RTS 4 17 TxD 4 32 GND 3 DSR 4 18 RxD 4 33 RI 4 4 RI 3 19 DCD 4 34 GND 5 CTS 3 20 DTR 3 35 GND 6 RTS 3 21 TxD 3 36 GND 7 DSR 3 22 RxD 3 37 GND 8 RI 2 23 DCD 3 38 GND 9 CTS 2 24 DTR 2 39 GND 10 RTS 2 25 TxD 2 40 GND 11 DSR 2 26 RxD 2 41 GND 12 DTR 1 27 DCD 2 42 RIA 13 TxD 1 28 CTS 1 43 GND 14 RxD 1 29 RTS 1 44 GND 15 DC
15. Y CW bo Table 11 DB25 female RS 232 25 24 23 2221 20 19 18 17 16 15 14 1312111098765 4 3 2 1 Figure 29 DB25 female RS 232 February 2010 VScom PClex Card User Manual 39 5 History 5 History March 2009 First Release of this manual February 2010 Installation in Windows 7 added February 2010 VScom PClex Card User Manual 40
16. anual 4 2 Introduction 1 Overview VScom provides several models of serial port cards for PCI Express bus also named PCIe This modern serial bus is the successor of several parallel PCI variants It is a fast bus and the size of bus connectors can be very small Since mainboard design with PCI Express is more easy than with fast parallel PCI the classic PCI slots will vanish from modern systems in the future Serial ports are required much longer than that So there is a demand to to implement serial port boards for PCI Express VScom has done so with the modern E series cards ranging from one to eight ports The cards are designed to control industrial hardware via asynchronous serial ports as many software requires today The supplied drivers for Windows operating system install the serial ports into the Windows API so they appear as the usual Com ports software requires A rich set of driver options is configured via the Device Manager in Windows The driver allows to configure the serial ports for a bitrate of up to 15 6Mbps Of course RS 232 can not reliably transport very high bitrates even under best conditions 1 Mbit s is the limit As the result of the extreme high maximum bitrate there is no bitrate below 1 Mbit s which the cards can not generate No matter which configuration the hardware requires the VScom PClex cards deliver it 2 Introduction This manual describes the hardware of VScom PCJIex cards PClex is the name
17. be used on RS 232 but there are other advantages The maximum serial speed is raised so there are more possible bit rates available in the usual range of RS 232 transmission This allows to use some more rather unusual settings for transmission rates some special hardware may require Possible products with RS 422 485 line drivers can use such high bit rates Since this option may reduce the transmission accuracy in certain environments it is disabled by default February 2010 VScom PCIex Card User Manual 23 3 Windows Driver VScom COM Port COM3 Properties General Settings Advanced Software Driver Details y Advanced hardware settings Uart type UART 16550 Hi m FIFO Settings Receive Trigger Level 1 Transmit Trigger Level Transmit buffer length Figure 15 Advanced Settings 16C550A The VScom L series cards have a 16C550A compatible UART for the serial ports The Receive Trigger Level only prvides the four steps 1 4 8 and 14 There is no Transmit Trigger Level hence this slider is disabled The Transmit Buffer Length ranges from 1 to 16 only The serial port can emulate the 16C450 and the ancient 8250 UART Y Advanced hardware settings Uart type UART 16950 v UART 16550 FIFO Settings UART 16850 Figure 16 UART Types Remarks on the UART Emulation Modes Usually the best choice for the UART type emulation is just the best availabe i e the standard 1
18. ble driver which shall be installed If none is found Windows searches the local system for the required driver and loads it If also there is none this would be the time to pop up the Add New Hardware Wizard so the user can supply a driver And this step does not happen in Windows 7 the Wizard does not appear Instead Microsoft decided to have the user run an installation program for the hardware This software will install all the driver files to the system and then initiates a hardware detection process This installation program in version 3 3 0 15 is available for all cards The following assumes the card is already installed in a slot 1 Start the installation program On the CD ROM this is named vscompci exe and vscomp cix64 exe for the x64 Edition of Windows 7 For download from download it is available as a self extracting file which detects the system automatically This is the program click on Install It is still available using some tricks February 2010 VScom PCIex Card User Manual 12 3 Windows Driver B VScomPCI Installer x86 PCI Driver Installation PCI amp PCIex Series Add on Cards Installation Options Install Exit Setup Version 3 03 00 15 Driver Version 3 03 00 015 Driver Date 02 14 2010 Figure 5 Windows 7 Installation 2 The software requests a location to install the required files Figure 6 Driver Installation Target Confirm the
19. c Software Flow Control p lt o sso soa koe wiae ee e a Automatic Hardware Flow Control by RTS CTS Automatic Hardware Flow Control by DTR DSR 3 3 1 Installing in Windows NT 0 02 000 00 0004 Automatic Detection of PCI Cards 0 0 222 200 08 Configuration via Control Panel 1 1 2 ee System Configuration coce ek ee ee a a a a Card and Port Configuration lt s o dorer oad grda rapo ido Uninstall Drivers from Windows NT e Checking Installation in Windows NT 4 Connector Definitions Al DBO mal ua Se Sa p a Ad aa ete a a a AUR E a ws el e Ba Aa DBZ male secco ryda ae eb Rep aaie Saha eee Eha eee e a E d a DBAL Inal oa gorga aaea eee a Pe a ee ERE Ree 4 5 DB25 male RS 232 4 6 DB25 female RS 232 11 11 11 12 14 14 15 15 17 17 19 20 21 22 26 27 29 30 31 32 32 33 33 33 34 34 35 35 36 37 38 39 39 February 2010 VScom PCIex Card User Manual List of Tables 5 History 40 List of Figures 1 Yaon WUE Plles ok ne oe a Pas kee we HATE A ew ee Bee A bed 6 2 Vi 7 3 Woon 4008 POSE o sn Se a hea EO ew ee a Se we 8 4 Woon SOUR POIS cirio a ee RS RES BS Ba we See 9 5 Windows 7 Installations aa rawea ew Ae a ea a ee a we a ao 13 6 Driver Installation Target 2 6c cb ee ee 13 7 Windows 7 Installing Drivers s acs se macs aaa kaoi a aaa aO e e g 14 8 Windows 7 Driver Removal aoao e ws 16
20. cal or typographical errors Changes are period ically made to the information herein to correct such errors and these changes are incorporated into new editions of the publication February 2010 VScom PCIex Card User Manual 2 Contents Contents 1 Overview 2 Introduction 2 1 Features 22 Product Speciicakious eo sa e s soaa GA ee we EW ee Be a ee Aa 2 2 1 VScom 100E 2 2 2 VScom 200E 2 2 3 VScom 400E 2 2 4 VScom 800E 2 3 Packing List 2 4 About this Manual 3 Windows Driver POE ee ee Roe ee ee i we he Be a A POE oe ye oe ele et a Ee Ewe we pe PS Sh eek dee ek ae er ew Aer ce oe E Bd PE Ge 3 1 Installing the Drivers saa sosa cd 0 22 RE a ee 3 1 1 Install in Windows 9x 2000 XP and Vista 3 1 2 Installin Windows T ames paaa asa pa aE pana 3 1 3 Verify the Installation oaa 0 000022 eee ee ees About assigned port numbers saosa a es 3 1 4 Removing the Software in Windows 9x 2000 XP and Vista 3 1 5 Removing the Software in Windows 7 0000 eee eee 22 Card and Port Configuration s e e c 24 5 8465 4 bee ee a ea 3 2 1 Card and Ports in Device Manager e e 3 2 2 Card Advanced Settings o 0 Seo Ports Configuration lt s so ca na suis daa aa ee ERS Vcom Standard Port Setting 2 2 0 4 4 esaa bm eR A a a VScom Advanced Port Settings e e eee Enhanced Software et Automati
21. ct the Advanced tab These are the advanced settings for a VScom card a VScom 210L UPCI in this case VScom PCI210L controller Properties PA __ General Advanced nfo Driver Details Resources pal Bp Clock Frequency 4 7456 MH F Disable interrupts Port s for this card Seriall gt COM5 Serial2 gt COME Parallell gt LPT3 Doubleclick an entry to rename it Figure 11 Card Advanced Properties This panel displays the ports of the card and their assigned names in Windows For serial COM ports there is the Clock Frequency Some models allow to change this clock which is the same for all ports on a card When installing a card the driver attempts to detect the clock of the serial ports If the system is very busy while installing the driver the detection may yield a wrong result If you have communication problems after installation click the Check button The driver will measure the actual speed again and change the entry as needed There is no option to manually enter the clock value Unless you have very special requests you should leave the hardware at top speed This offers higher speed and a wider range of bitrates especially unusual configurations The display of parallel LPT ports is similar February 2010 VScom PCIex Card User Manual 19 Check 3 Windows Driver The COM or LPT assignments of each port may be changed from the initial valu
22. ds Installation Options Update Remove Exit Figure 8 Windows 7 Driver Removal 2 Short time later the removal is done February 2010 VScom PCIex Card User Manual 16 3 Windows Driver E VScomPCI Installer x86 eE PCI Driver Installation PCI PCIex Series Add on Cards Uninstall was succesfull Finish Setup Version 3 03 00 15 Driver Version 3 03 00 015 Driver Date 02 14 2010 Figure 9 Windows 7 Drivers removed 3 2 Card and Port Configuration Each card is organized in two types of components in the system One type is for the card itself i e the basic PCI interface The other type is for the ports This is reflected in Windows and the driver software 3 2 1 Card and Ports in Device Manager The category where the VScom cards are installed is Multi port serial adapters And as expected there is the category of Ports COM amp LPT for the serial ports Both categories are standard on Windows February 2010 VScom PCIex Card User Manual 17 3 Windows Driver Device Manager oe te TE5T 64 Sater pointing devices fonitors Multi port serial adapters 3 VScom 400E PCIex 3 Scom PCI200L controller 3 VScom PCI210H controller parallel port 33 VScom PCI210H controller serial 1 2 3 VScom PCI210L controller Z VScom PCISODEH express controller Ports 5 8 ZM VScom PCISO0EH express controller Ports 1 4 l E Network adap
23. e serial ports here February 2010 VScom PCIex Card User Manual 34 Check 4 Connector Definitions 4 Connector Definitions The VScom PClex cards provide various connectors for the signals of the serial ports Either DB9 male connectors are directly available on the card or a common connector for all ports is mounted on the bracket This way each model only needs one slot to fit in The signal assignment for RS 232 on DB9 male connectors is defined by the term RS 232 already The same is for the female type as well as for DB25 male and female connectors Below is the signal definition for all connectors used by the VScom PClex cards DB9 male signals are mentioned for completeness 4 1 DB9 male Usually this type of connector is used by customers Pin RS 232 Pin RS 232 1 DCD 6 DSR 2 RxD 7 RTS 3 TxD 8 CTS 4 DTR 9 RI 5 GND Table 6 DB9 male Connector 1234 5 6789 Figure 24 DB9 male Connector February 2010 VScom PClex Card User Manual 35 4 Connector Definitions 4 2 DB25 male This common connector is for two serial ports So each signal name appears twice it will have an index like 1 for the first serial port of the card The serial ports are neither isolated nor isolated from each other so GND is common and has no index nc is a no connect pin Pin RS232 Pin R
24. ed R5485 Low Active R5485 High Active Figure 21 Auto DTR Modes The UART controls the DTR by itself As long as data is in the transmission FIFO the DTR signal is held High or Low When the transmission FIFO is empty the DTR changes An external converter may monitor this signal to act as needed RS 485 usage can be compared to communication over handheld transceiver many people are familiar with this To talk one has to press a button If two or more persons talk at the same time no one can hear clearly For listening the button has to be released Now the DTR operates like an automatic button which presses itself as soon as one starts to talk And it releases afterwards while the user is silent This feature is very useful for older applications Often there are applications written for a half duplex protocol over RS 232 Now this must operate over a longer distance So RS 485 is chosen to transmit the data But the application does not know about this and does not control the RTS or DTR signal The driver can do this invisible to the application 3 3 Windows NT 4 0 Windows NT 4 0 is different from Windows 2000 up to the latest versions of Vista and also the no longer supported strand of 9x systems Windows 95 up to ME These other are all Plug amp Play systems meaning they will detect added hardware themselves Users are asked to provide the required driver files In Windows NT drivers are installed and fail to load
25. es after installing the drivers To change the assignment just double click the entry in the Advanced panel VScom port renaming Sq Port name Port number V Use number p a V Autoenumerate Cancel Figure 12 Port Renaming Then this panel is opened for renaming a port In some cases it may be useful to change the name from COM or LPT to something else Do this only if you exactly know what you are doing Usually you will change the number of the first port only With the Autoenumerate feature enabled the subsequent ports receive the next numbers However it is possible to assign port numbers with gaps in between 3 2 3 Ports Configuration The available functions of the serial ports depend on the type of UART implemented on the card Cards with 16C550A type serial ports provide less configuration than the 16C950 UART As a consequence some panels are just missing This is not a sign of an error February 2010 VScom PCIex Card User Manual 20 3 Windows Driver VScom Standard Port Settings VScom COM Port COM5 Properties Auto Xon Xoff A Auto Dtr Dsr i Auto Rts Cts Driver i Details Settings Advanced Software w5com standard configuration Bits per second Data bits Parity Stop bits Flow control Restore Defaults Figure 13 Standard Settings This panel is well known to most users it is similar to the panel used by the Microsoft driver for
26. expect For example a card with two serial ports may receive the names Com5 and Com8 but February 2010 VScom PCIex Card User Manual 14 Check 3 Windows Driver the expected ports Com3 and Com4 do not appear in the Device Manager This is neither an error of the card or the driver it is just how Windows manages port numbers Windows maintains an internal database3 of port numbers which have been assigned to some hardware in the past These numbers are skipped when assigning port names to new hardware The numbers may be changed after installation of VScom hardware 3 1 4 Removing the Software in Windows 9x 2000 XP and Vista To remove installed files and Windows registry information 1 Go to the directory where you installed the driver from as described above 2 Double click the VSCLEAN EXE and reboot your computer when asked to 3 1 5 Removing the Software in Windows 7 To remove installed files and Windows registry information you may use the same way as in the past above 3 1 4 Or you may use the installation software 1 Start the installation program and use the Remove option 3A Binary value in the registry HKLM SYSTEM CurrentControlSet Control COM Name Arbiter Windows 95 up to Windows ME February 2010 VScom PCIex Card User Manual 15 3 Windows Driver B VScomPCI Installer x86 com PCI Driver Installation PCI amp PCIex Series Add on Car
27. if the hardware is not available The VScom drivers for Windows NT implement the Plug amp Play functions in a limited sense There is a supervisor utility restricted to detect VScom PCI cards 5Think of it as talking by Walkie Talkie SXMODEM and YMODEM are good examples By Microsoft that is they ceased support for all versions up to Windows 2000 8You may even configure the hardware via Windows February 2010 VScom PCIex Card User Manual 31 3 Windows Driver 3 3 1 Installing in Windows NT 4 0 You need to have administrator privileges to install any new drivers under Windows NT 4 0 To install the driver or update the configuration please log on to Windows NT 4 0 as Administrator or ask your system administrator to install the VScom PClex Card and driver Please proceed with the following steps to install the driver 1 Switch on the computer and start Windows NT 4 0 2 Insert the supplied CD ROM into the drive CD If your system is configured for Auto start of CD ROM go to the products page find your product and select driver You ll find a link to the NT4 drivers directory Otherwise double click on My Computer and choose your CD ROM drive Double Click Windows NT 4 0 Double Click PCI_ Driver Double click vsinst EXE oo N DO CO A The Installer starts and requests confirmation of installation You may change the target S directory for the software If there
28. is a space in the name please use the short name e g PROGRA 1 for Program Files instead 9 Click Yes and Reboot when requested Automatic Detection of PCI Cards The system detects a new VScom Card when an Adminis trator logs on to Windows N T 4 0 LEI VSCfgNt x A new VScom Card was found F Display the dialog the next time the system starts up FF Don t show this dialog again Cancel Figure 22 NT Plug amp Play The default option is to immediately install and configure the new card However the upper check box allows to delay the configuration to the next logon The lower check box disables the check for new hardware until explicitly enabled again February 2010 VScom PCIex Card User Manual 32 3 Windows Driver Configuration via Control Panel The installation program also adds the VScom PCI applet to the Control Panel of Windows NT Open it to get access again to the configuration panel figure 22 System Configuration This panel opens when a new hardware is detected or when the configu ration is explicitly opened via the control panel tn VSCfgNt mal E Show unavailable devices Di MV Check for new cards at start _ Festa Divers ae A WS Ports Y VScom COM Port COMS 0 12 0 1 1 VScom COM Port COME 0 12 0 2 2 A WScom COM Port COM 0 12 0 3 3 A WScom COM Port COMBS 0 12 0 4 4 A WScom LPT Port LPT4 0 12 1 1 1 3 8 VS Cards
29. location 3 The installation proceeds February 2010 VScom PCIex Card User Manual 13 3 Windows Driver IRL YScomPctinstater oe PCI Driver Installation PCI amp PCIex Series Add on Cards Installing application environment Setup Version 3 03 00 15 Driver Version 3 03 00 015 Driver Date 02 14 2010 Figure 7 Windows 7 Installing Drivers When this is completed the hardware is recognized by Windows 7 and the drivers are loaded This may take some time especially for many serial ports It is also possible to first run the Installation program This will install the drivers in the same way but they are not loaded The system is prepared to detect a card After shut down and installation of the hardware the serial ports are installed without further user intervention The same happens when more cards are added to an existing system 3 1 3 Verify the Installation You can now verify the installation by looking at the Multi port serial adapters section of the Device Manager Go there by Start Settings Control Panel System Hardware Device Manager There you will find the new device VScom PCIex Card listed Select this and open the properties In the Advanced tab click the Check button to verify the speed setting from the hardware installation You may also rename the ports here About assigned port numbers In some systems the ports will receive numbers customers do not
30. owever they are without warranty Since modern main boards with PCI Express slots are not supported in these OS versions customers use these drivers at their own risc The screen shots in this manual are made on an English language version of Windows XP It is not difficult to find the appropriate part in any other language version of Windows February 2010 VScom PCIex Card User Manual 10 3 Windows Driver 3 Windows Driver This chapter of the manual documents the drivers for Windows Operating Systems The driver is basically the same for all the VScom PCI cards available independent of the model As one consequence there is only one driver for download linked to from all the products It does not matter which link you use When Windows loads the driver the type of card is identified The driver adapts to the options available on the certain card and disables or hides other options Because of the great similarity of the products users find the options always at the same positions they do not have to learn each product individually The following text is common to all cards important differences are mentioned when necessary When a described option is not available on your product this is not an error This option is just not offered by your hardware The manual first describes the process of installing the driver software followed by instructions for removing the drivers in the unlikely case you whish to do this The drivers
31. ransmission parameters transmitting device possible values can be 32 quarter of FIFO for Xon and 64 half for Xoff February 2010 VScom PCIex Card User Manual 28 3 Windows Driver Automatic Hardware Flow Control by RTS CTS VScom COM Port COM5 Properties General Settings Advanced Software Auto Xon xoff Auto Dtr Dsr Auto Rts Cts Driver Details Hardware RTS CTS control Enable Figure 19 Auto RTS CTS This panel configures the On Chip RTS CTS Hardware Flow Control provided by the UART The function of this panel is similar to the software Flow control panel However the stop and start signals are provided by the RTS and CTS signals RTS controls the input receive direction while CTS controls output Basics of hardware flow control When CTS is asserted by the other side transmission is allowed If deasserted transmission is halted When the system is ready to receive data it asserts the RTS line to the other side If it needs a pause it deasserts RTS RTS Enable Selects the On Chip receive Flow control RTS on Function is similar to the Xon slider from above RTS off Function is similar to the Xoff slider from above CTS Enable Selects the On Chip transmit Flow control similar to the Transmit Control above February 2010 VScom PCIex Card User Manual 29 3 Windows Driver Automatic Hardware Flow Control by DTR DSR VScom COM Port COM5 Properties General Settinas Advanced Software Au
32. rs and searches for new drivers for the VScom PCIex Card Windows 95 up to Windows ME February 2010 VScom PCIex Card User Manual 11 3 Windows Driver Click on Next From the listed box choose Search for the best driver for your device Click on Next If not done already insert the driver CD into the CD ROM drive oe 0 N Q wo From the generated choices choose CD ROM drive 10 Windows searches for the driver and detects the inf file on the CD It is ready to install the driver for VScom PCIex Card Click on Next 11 On some systems Windows may claim about a Missing digital signature This is not an error just Continue 12 Click on Finish 13 Windows now detects the COM ports on the VScom PClex Card 14 If Windows requests the driver disk again point to the directory named after your operating system e g Windows XP 32 bit 15 Windows will copy and install the driver for the new PCI serial ports 16 You might be asked to restart your computer in the process We suggest to wait with until all components cards and serial ports are completely installed and restart then 3 1 2 Install in Windows 7 Windows 7 looks different when installing drivers It seems it is very different from the other Plug amp Play enabled versions But this is a deception When detecting new hardware Windows first visits the website of Windows Update to find a suita
33. ters Ports COM amp LPT Communications Port COM1 ECP Printer Port LPT1 VScom COM Port COM10 VScom COM Port COM11 VScom COM Port COM12 VScom COM Port COM13 VScom COM Port COM14 Scom COM Port COM15 Scom COM Port COM16 Scom COM Port COM17 Scom COM Port COM18 Scom COM Port COM19 Scom COM Port COM20 Scom COM Port COM3 Scom COM Port COM4 Scom COM Port COMS Scom COM Port COM6 Scom COM Port COM Scom COM Port COM8 Scom COM Port COM9 VScom LPT Class LPT2 A VScom LPT Class LPT3 Sound video and game controllers a a a a a a a a 3 a a a a a y a a 3 y Figure 10 Cards and Ports in Device Manager Shown here are the data of some serial and parallel VScom cards in the Device Manager There are many cards installed simultaneously just to show this is possible The 800EH is displayed as two items in Multi port serial adapters Because the H series cards support two functions each card is listed as two devices The 800EH card appears as two groups of serial ports The same happens for the 210H card with two serial ports in one group and the parallel port in the other L series cards like 200L or 210L put all ports in one component so serial and parallel ports may be mixed February 2010 VScom PCIex Card User Manual 18 3 Windows Driver 3 2 2 Card Advanced Settings Open the properties of a card via the Device Manager and sele
34. tinue Xon signal is received transmission continues This reduces the probability of sending too much data to the receiver This does not need any processing by the main processor Transmit control Xon Xoff Character The special characters acting as continue and stop signals as above Normally stop Xoff is a S dec 19 hex 13 continue Xon is a Q dec 17 hex 11 You should not change these values Receive control Enable This enables the automatic control when receiving data When to much data is received and not read by the processor the UART generates a stop signal to the other side When enough data is read by the processor the UART generates a continue signal Receive control Xon Xoff Character Same function as Transmit control above Even when it is possible to use other values than above we strongly recommend to use the standard values Receive control Triggers Xon The level when the UART generates the continue signal When the processor reads the received data the amount remaining in the UART will eventually fall below this limit At that time the continue signal is issued to the other side Receive control Triggers Xoff The level when the UART generates the stop signal When this amount of data is received and stored in the FIFO the UART issues the stop signal to hold further transmission by the other side This value must be higher than the Xon Trigger Depending on the global situation processor speed system load t
35. to Xon Xoff Auto Dtr Dsr Auto Rts Cts Driver Details Y Hardware DTR DSR control DTR Control kind Disabled F DTA on Figure 20 Auto DTR DSR This panel selects the function of DTR DSR Hardware Flow control This function of the UART offers more options Control kind How DTR is intended to operate Disabled No Flow control for receive Triggered Flow control similar to RTS Enable RS485 Low Active This can be used to control a converter RS232 RS485 see below DTR is low while data is transmitted RS485 High Active This can be used to control a converter RS232 RS485 see below DTR is high while data is transmitted DTRon Compare the slider of RTS on February 2010 VScom PClex Card User Manual 30 3 Windows Driver DTR off Compare the slider of RTS off DSR enable Enables transmission control via the DSR input RS 485 operation RS 485 very often uses a shared medium one pair of wires to send and receive data This requires the ability to disable the transmission unit It must be off to receive data and must be switched on when transmitting After transmit is finished it must be off again as soon as possible Very often this switching is controlled via signals like RTS or DTR But in many environments it is difficult for an application to do this in a reasonable time Now this option can help A Hardware DTR DSA control DTR Control kind Disabled vr DTR on Disabled Trigger
36. used in VScom products for PCI Express products Also the Windows driver for these cards is described in detail 2 1 Features e PCI Express 1 Lane e Serial port interface RS 232 e Max 15 625 Mbps e Huge FIFO buffers 128 Byte e Drivers for Windows operating system February 2010 VScom PClex Card User Manual 5 2 Introduction 2 2 Product Specifications The VScom PClex cards share some common properties the most important difference is the number of serial ports The maximum speed is 15 625 Mbit s but this is theoretical because the electrical interface RS 232 is not capable of such transmission rates Bus interface PClex1 PCI Express max 500 MByte s Serial Ports 1 to 8 RS 232 Signals RS 232 RxD TxD RTS CTS DTR DSR DCD RI GND Max Bitrates Theoretical 15 625 Mbit s Effective 1 Mbit s Serial configurations Data bits 5 6 7 8 Parity None Odd Even Mark Space Stop bits 1 1 5 2 FIFO size 128 Bytes For transmit and receive each Table 1 Features of VScom PClex models 2 2 1 VScom 100E PClex The VScom 100E PClex card features one serial port available via a PCI Express slot BE Figure 1 VScom 100E PCIex Serial Ports 1 RS 232 Connectors 1xDB9 male Standard for RS 232 Signals RS 232 RxD TxD RTS CTS DTR DSR DCD RI GND Table 2 Features of VScom 100E PCIex February 2010 VScom PClex Card User Manual 6
37. www vscom de lt o o lt o ss 00 s ee eevee ee ee eee lt a 00 U 0 6 bo 0 7 2 nal VScom PCI Cards Tel 49 40 528 401 0 Fax 49 40 528 401 99 Web www visionsystems de Support serviceOvisionsystems de m O O The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement Copyright Notice Copyright 2009 Vision Systems All rights reserved Reproduction without permission is prohib ited Trademarks VScom is a trademark of Vision Systems GmbH All other trademarks and brands are property of their rightful owners Disclaimer Vision Systems reserves the right to make changes and improvements to its product without pro viding notice Vision Systems provides this document as is without warranty of any kind either expressed or implied including but not limited to its particular purpose Vision Systems reserves the right to make improvements and or changes to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However Vision Systems assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include unintentional techni
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