CyBD 8232P MANUAL
Contents
1. 5 GND GND 5 3 TXD RXD 2 2 RXD E TKD 3 7 RTS DSRI 6 6 DSR 4 RIS 7 4 DTR gt DCD CTS CIS 15 1 DCD lt gt 4 ACTUAL REPRESENTATION GND DCD DSR DTR gt RXD CTS lt Me RTS lt TXD RTS 2 lt CTS RXD d DSR 4 DCD lt 4 GND Chapter 4 Paee 42 9 PIN D CONNECTOR 25 PIN D CONNECTOR 5 GND 3 TXD 2 RXD 4 7 8 b 6 IDSR 4 gt 8 1 ACTUAL REPRESENTATION 5 GND gt 4 DIR gt2. 24 Configuring Ports in Windows 95 and 98 25 Windows 95 98 Installation Procedures 25 8232P Card Settings In 1 95 98 27 Cy BD 8232P Card Port Settings In Win 95 98 29 Maximum Baud Rate Settilngs 30 Configuring CyBD 8232P Ports In Windows NT 33 Software InstalldtIOtl uu uyu eer usss 33 Examining Card Configuration 34 Chanems Serial Port Settings 35 INTRO 4 Advanced Port 2 36 Uninstalling Serial Solutions for Windows NT 38 CHAPTER 4 RS232 PINOUTS AND PORT CABEING 39 li l Ul ON TNR ET 39 The 5232 39 Onu u tiorem zu ee 40 9 Pin D Serial Port Connection To Another PC 4 9 Pin D Serial Port To A 43 9 Pin D Serial Port Loop Back Connector 43 The CyBD 8232P Card Octopus Cable Pinouts 46 INTRO 5 1 HARDWARE SPECIFICATIONS Introduction This chapter details the specifications of the CyBD 8232P serial card These half
3. 3 TXD 7 __ 5 __ RXD 4A 6 DSR lt gt 9 Pin D Serial Port To A Modem If you are connecting a MODEM to a 9 pin D Serial Port then you will NOT need a cross over cable and a straight through cable connected as the 9 to 25 pin adapter given in Figure 4 5 9 Pin D Serial Port Loop Back Connector A loop back connector can be used to echo RS232 data transmitted by a serial port back into its own RS232 receiver In this way the function of the serial port can be tested For an AT style Serial Port use the a female 9 way connector wired as in Figure 4 4 Chapter 4 Page 43 Figure 4 4 9 Pin D Serial Loop Back Connector 9 PIN D CONNECTOR 25 PIN D CONNECTOR SCHEMATIC REPRESENTATION 2 3 4 gt TXD 2 RXD 4 7 gt RTS 8 lt crs 6 4 DSR 1 lt DCD 6 4 DSR 4 DIR 8 lt bcp 20 j gt DTR ACTUAL REPRESENTATION 2 TXD 4 MDTR 4 5 RTS pP TXD 7 RTS n s 5 2 RXD 6 DSR 6 4 DSR
4. 1 DCD 20 gt 8 4 DCD Chapter 4 Page 44 Figure 6 5 9 To 25 Way Adapter This adapter cable makes the AT style 9 pin serial port look like the standard PC 25 pin serial port It is NOT a cross over cable 9 Pin AT SERIAL PORT 25 Pin PC SERIAL PORT 9 Pin Female D Connector 25 Pin Male D Connector SCHEMAIIC REPRESENTATION GND DCD RXD TXD DTR DSR RTS CIs RI MO CV 4 Uu tA ACTUAL REPRESENTATION GNDL as TKD 2 3 DIR 9 4 CTS 4 CIS 5 DSR 6 DSR lt 4 GNDL 3 DCD DIR 20 DCD 8 RI 22 Chapter 4 Page 45 CyBD 8232P Card Octopus Cable Pinouts The CyBD 8232 cable connects 78 pin Male D connector to 8 nine way Male D connectors Each of the
5. Standard Hultiport Fifa level 128 Multiport Settings Standard Multiport Settings C Standard Multiport Chapter 3 Page 17 COM SISR COM IRQ UART FIFO Port Port Base Trip L FRAO FF40 11 FFAO 1 FF40 11 16950 Default COM3 FFAO 2 FF48 11 16950 Default 3 FFSO 11 16950 Default 5 FFAO 4 FF58 11 16950 Default COMO 5 FF60 11 16950 Default COM7 FFAO 6 FF68 11 16950 Default COM8 7 FF O 11 16950 Default FFAO 8 FF78 11 16950 Default The BBCARDS Values may be different from your machine Card Port 1 Card Port 2 Card Port 5 Card Port 6 Multiport Settings Settings E Standard Hultiport Standard 9 Multiport Multiport Settings Multiport Settings Standard Multiport Q Standard 9 Multiport NOTE The only settings that change from port to port the Base and the Card Port Settings Chapter 3 Page 18 Settings for CyBD 8232P Card COMI amp 2 Present COM SISR Card COM IRQ UART FIFO Port Port Base Trip L FF80 FFCO 10 COM3 FFS0 1 FFCO 10 16950 Default FF80 2 FFC8 10 16950 Default 5 FF80 3
6. 43 45 de vic MIO REL cu 6 Deed uq w ai 6 11 8 39 DUL M LM 6 DUTT TOO M 6 un M err ee 8 39 40 43 45 Changing COM numbers Windows 95 28 SIM NS ETT NEN 9 40 CLOSS OV Cl uM Rut MEE EE 40 43 45 adu c T TE 6 41 e 6 41 Do M em 6 41 6 41 ee nn ene ere RU NE 6 TET 4 9 Installing Ports In Microsoft Windows NT 4 0 33 Installing Ports In Windows 3 11 Installing Ports In Windows 95 amp 98 25 loop b donem EE 39 43 Maximum baud 30 6 Cy BD 4232P Specifications u 7 pi rO i T E QUUD OO Tui 39 40 POL u 6 8 25 33 39 40 A1 43 45 DI he sake 41 6 6 8 39 40 43 48 ROD ae 6 41 POLE Q 6 8 25 33 39 4
7. Serial Communications Boards CYBD 8232 8 Port PCI RS 232 Serial Communication Card USER S MANUAL REVISION 2 1 JANUARY 1999 No part of this manual may be reproduced without permission CyberResearch Inc www cyberresearch 25 Business Park Drive Branford CT 06405 USA 203 483 8815 9am to 5pm EST FAX 203 483 9024 Copyright 1998 CyberResearch Inc Rights Reserved The information in this document is subject to change without prior notice in order to improve reliability design and function and does not represent a commitment on the part of CyberResearch Inc In no event will CyberResearch Inc be liable for direct indirect special incidental or consequential damages arising out of the use or inability to use the product or documentation even if advised of the possibility of such damages This document contains proprietary information protected by copyright All rights are reserved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of CyberResearch Inc TRADEMARKS CyberResearch and CYBD 8232P are trademarks of CyberResearch Inc Other product names mentioned herein are used for identification purposes only and may be trademarks and or registered trademarks of their respective companies e NOTICE CyberResearch Inc does not authorize any CyberResearch product for use in life support systems m
8. 24 47 7 Ring Indicator RI 9 22 NOTE Pins 65 66 75 78 on the above connector are not used Chapter 4 Page 46 Figure 6 6 Pin Outs of the 78 D connector on the CyBD 8232P ports DTR 8 TXD 6 DTR 6 CTS 6 DSR 5 DCD 8 8 RXD 6 CTS 7 PIN65 PIN66 PIN67 PIN76 PIN77 PIN78 60 61 62 PINGS PIN64 GROUNDED ON LYNX GROUNDED ON LYNX GROUNDED ON LYNX PIN68 PIN69 70 PIN71 PIN72 PIN 73 PIN74 PIN75 GROUNDED ON LYNX GROUNDED ON LYNX GROUNDED ON LYNX o 7 0 0 a o 90000000 0000000 O O Q ___ __ __ ________________________ _________ TXD 4 TXD 3 RTS 3 DTR 3 RTS 4 RI 2 CTS 1 RXD 2 DCD 4 RI 4 RI 3 RTS 5 DTR 5 DCD 6 RI 6 C TS 5 DSR 8 RXD 8 RXD 3 DSR 7 TXD 1 RTS 2 DTR 2 DCD 2 DSR 2 DCD 1 RXD 3 DSR 4 DCD 3 NOTE On the above diagram the symbol followed by a number is used to notify a port on the cable e g 4 means port 4 hence PIN47 DTR 4 is pin 47 of the 78way connector which corresponds to the DTR function 4 Chapter 4 Page 47 Index IGSS 6 2
9. COMIO FFEO 6 5 16950 Default COMII FFEO 7 FFBO 5 16950 Default COMI2 FFEO 8 FFB8 5 16950 Default The BBCARDS Values may be different from your machine Card Port 1 Card Port 2 5 Card Port 6 Multiport Settings C Standard Multiport Multiport Settings Multiport Settings C Standard Hultiport Standard Multiport NOTE The only settings that change from port to port COM Base and the Card Port Settings Chapter 3 Page 22 Select the OK button to finish adding the port This will display a Windows restart message but do not restart until you have installed all eight ports Be sure to restart Windows after all serial ports have been added so that the new configuration takes effect Figure 3 3 After Adding a CyBD 8232 Card COM I1 present xFFAU 48 xFF5U xFF58 OxFF6O OxFF6S OxFF O OxFF 78 Note Adding a port automatically sets default values for the communications settings to 9600 baud no parity 8 data bits and 1 stop bit These values can be changed as described below Configuring The COM Ports Figure 3 4 CyBD 8232P Card Comms Settings settings for 2 uji a 2 s Changing Serial Port Settings Once the CyBD 8232P card has been installed it may be necessary to change the communications settings in the COM Ports to match the baud rate parity settings e
10. and Windows NT Chapter 4 RS232 Port Cabling INTRO 3 Index CyBD 8232P MANUALL 3 CHAPTER 1 HARDWARE SPECIFICATIONS 6 EE 6 WARNING For Windows 98 Users Only 6 Card Features acuerdas nra anten 6 CyBD 8232P Card Specifications 7 Conhieurine CyBD 8232P Cards 7 CHAPTER 2 INSTALLING THE CARD 8 Card staan Oily 9 10 CHAPTER 3 SOFTWARE INSTALLATION 11 nou N Cede 11 Configuring Ports In Windows 3 Xx 11 Determining CyBD 8232P Resources 11 Serial Solutions Installation for Windows 3 x 13 SerialPort Installation 14 Adding an PCI CyBD 8232P Serial 15 Settings for CyBD 8232P Card COMI Present 17 Settings for CyBD 8232P Card COMI amp 2 Present 19 Settings for CyBD 8232P COMI to 4 Present 2 COM 23 Changing Serial Port SettIngs 29 Ports dir WIDndONWS 24 Restarting
11. bytes per interrupt this is recommended if you are communicating to an older external serial device setting a high value will give better overall system performance when the host PC has multiple applications running simultaneously Be warned many older devices or even modern PC s without CyBD 8232 ports cannot deal with long bursts of data especially at high Baud rates 2 Defaults When clicked this button resets the advanced properties to the followed settings Use FIFO Buffers On checked Transmit Buffers 1 Receive Buffers 80 Chapter 3 Page 37 Uninstalling Serial Solutions for Windows NT To uninstall Serial Solutions for Windows NT Fil Edit View Help Accessibility ae Caere Scan Console Date Time Devices Options Manager 3 0 0 Eur Display Find Fast FindVirus scan Fonts Internet Keyboard settings Sets pragrams and creates shortcuts e From Control Panel open the Add Remove Programs applet then be certain to close the Control Panel Add Remove Programs Properties 2 Install Uninstall windows NT Setup To install new program from a floppy disk or CD ROM gt drive click Install Wee The following software can be automatically removed by Windows To remove a program orto modify its installed components select it from the list and click Add Remove Microsoft Internet Explorer 4 0 Microsoft Office Professional Micr
12. cables has 9 cores plus a sheath The sheath each of the 25 way D connectors is connected to the sheath of the 78 way D connector Each of the 9 pin D connectors has 9 connections in the standard PC serial port configuration see figure 7 8 below Each cable is approximately metre long and 15 clearly marked as for Port 1 P2 for Port 2 etc Port Port Port Port m Function 9 25 Hl 972 3 Pin Pin 30 50 11 10 Transmitted Data TXD 3 2 55 17 37 56 Received Data RXD 2 3 51 31 12 14 RequestToSend RTS 7 4 16 53 59 57 ClerToSend CTS 8 5 54 34 58 38 DataSetReady DSR 6 6 68 69 70 71 Ground GND 517 35 33 39 18 Data Carrier Detect DCD 1 8 49 32 13 52 terminal Ready DTR 4 12207 36 15 20 19 Ring Indicator RI 9 22 78 way D connector Pinouts Port Port Port Port Function 9 25 5 36 7 8 Pin Pin 40 2 6 64 Transmitted Data TXD 3 2 28 8 46 27 Received Data RXD 2 3 21 41 amp 60 RequestToSend RTS 7 4 25 4 9 45 Clear To Send CTS 1815 5 42 29 26 DataSetReady DSR 6 6 72 73 74 75 Ground GND 517 43 23 48 6 Data Carrier Detect DCD 1 22 3 61 1 Data terminal Ready DTR 4 20 44
13. 1 43 45 12 gt C PR 6 SOD anam bU and denas 9 TA D P T 6 41 Uninstalling Serial Solutions PCI for Windows NT 38 c S 254 295 99
14. 2 Pin Outs 9 Pin connector PIN 1 DATA CARRIER DETECT DCD PIN 6 DATA SET READY DSR PIN 7 REQUEST SEND RTS 9 ur PIN3 TRANSMITTED DATA TXD PIN 8 CLEAR TO SEND CTS PIN 4 DATA TERMINAL READY DTR PIN 9 RING INDICATOR RI PIN 5 GROUND GND 25 Pin connector IN 2 TRANSMITTED DATA TXD IN 3 RECEIVED DATA RXD IN 4 REQUEST TO SEND RTS IN 5 CLEAR TO SEND CTS IN IN IN 6 DATA SET READY DSR 7 GROUND GND PIN 20 RING INDICATOR RI 23 8 DATA CARRIER DETECT DCD PIN 22 DATA TERMINAL READY DTR 9 Pin D Serial Port RS232 Cables To connect to the AT style RS232 Serial Port you will need a cable terminating in a 9 way female D connector It is sound practice to use cables with screws fitted that will allow you to fasten the cable securely to the PC card In general you will need to make up a cross over cable to correctly interface the PC to the RS232 port of another computer or device Traditionally making up the cross over cable has been considered a black art However provided you have the pin outs Chapter 4 Page 40 and handshake requirements of both sides of your RS232 connection the cross over cable becomes a matter of common sense The cross over cable is simply to ensure that the right signals going out of one RS232 port go into the appropriate lines of the other RS232 port 9 Pin D Serial Port Connection To Anot
15. Device Manager reached by clicking on System in the Control Panel now shows the presence of the CyBD 8232P Card under Multi function adapters See below If there are no other serial port cards installed above COM 4 the CyBD 8232P will appear as COM5 COM I2 If there are already more than 5 COM ports installed the Multiport card ports will appear as the next highest available COM ports CyBD 8232 Cards do not appear with the COMI to assignment since these ports are reserved for legacy PCI cards CyBD 8232 Card Settings Win95 98 Double clicking a card entry under the Multi Function Adapters in Device Manager will display general properties for the selected card Chapter 3 Page 27 Clicking on the Serial Solutions tab will display Photon 8 Port R5232 Card Properties E General Serial Solutions Driver Resources 2 Serial Solutions PCI Communications Card Settings Shared sete Part Settings Port Assignment Range IRG Status COMS 0400 0407 7 problem Ports 1 4 E Click to access Ports 5 8 Some communications applications require the serial ports they access to be as named COM 4 or lower The COM port assignment may be changed simply by selecting a new COM port value from the pull down menu relevant to the port However COM port usage other than those for the selected card itself are not checked so it 1s advisable
16. FFDO 10 16950 Default COMO FF80 4 FFD8 10 16950 Default COM7 FF80 5 FFEO 10 16950 Default COMS FF80 6 FFE8 10 16950 Default 9 FF80 7 FFFO 10 16950 Default COMIO FF80 9 FFF8 10 16950 Default The BBCARDS Values may be different from your machine Card Port 1 Card Port 2 Multiport Settings Standard Multiport Hultiport Settings Q Standard Multi Multiport Settings Standard Multiport Settings Standard Multiport Chapter 3 Page 19 5 Card Port 6 Multiport Settings UART Standard Multiport Multiport Settings Settings Q Standard Multiport Standard Multiport NOTE The only settings that change from port to port are the Base and the Card Port Settings Chapter 3 Page 20 Settings CyBD 8232P Card COMI to 4 Present Settings Standard 6 Settings Standard Mult Chapter 3 Page 21 COM SISR Card COM IRQ UART FIFO Port Port Base Trip E FFEO FF80 5 COMS FFEO 1 FF8O 5 16950 Default COMO FFE0 2 FF88 5 16950 Default FFE0 3 FF9O 5 16950 Default COMS FFE0 4 FF98 5 16950 Default COM9 5 5 16950 Default
17. ctors Also refer to Chapter 4 RS232 Pinouts and Port Cabling for more detailed information on RS232 cabling ports and pinouts Configuring CyBD 8232P Cards CyBD 8232 cards are fully plug and play and require no hardware configuration They can be installed directly from the box Chapter 2 Page 7 CHAPTER 2 INSTALLING THE CARD Serial Card Installation Once the card has been correctly configured then it can be installed the After installing the card and configuring the software the cables should be attached and communication with the serial peripheral devices should be established Provided that the RS232 installation is attacked in this orderly manner everything should work first time If 1t does not then check the software selectable communications parameters Baud rate Parity stop bits first and that the communications program 15 attempting to access the serial port installed If this fails to solve the problem check the cable connections Finally check that the card is indeed configured as you believed NOTE Always turn the computer OFF before installing or removing any interface board After having made sure that the I O address and if appropriate jumpers are correctly set now is the time to insert the PC Serial card into the I O connector slots in the computer STEP 1 Before the PC card can be installed the power to the PC MUST be switched OFF STEP 2 Remove the case Cha
18. e Bank address determines the COM Port Base addresses in the following manner COM Base of port 1 the Bank Address COM Base of port 2 the Bank Address 8hex COM Base of port 3 the Bank Address 10hex COM Base of port 4 the Bank Address 18hex COM Base of port 5 the Bank Address 20hex COM Base of port 6 the Bank Address 28hex COM Base of port 7 the Bank Address 30hex COM Base of port 8 the Bank Address 38hex The SISR Address FFAO The SISR Address 15 the Shared Interrupt Status Register this 15 a read only register indicating which of the four serial ports requires service by the driver software Chapter 3 Page 12 Serial Solutions Installation for Windows 3 x To install the software from the supplied disk insert the disk from Windows Program Manager s File menu choose Run and in the Command Line entry window type lt drive gt diskimg sswin3x setup exe or lt drive gt setup exe FLOPPY OK Command Line gt XdiskimmgXsswin3xXsetup exe Run Hinimized where drive 1s the path to installation disk Selecting the OK button shows the setup program main Selecting the OK button shows the setup program main screen Figure 4 1 which will automatically select components for installation that have not already been installed Selecting the Del All button will select all installed components for deletion and selecting Add chooses all uninstalled compon
19. edical equipment and or devices without the written approval of the President of CyberResearch Inc Life support devices and systems are devices or systems which are intended for surgical implantation into the body OR support or sustain life and whose failure to perform can be reasonably expected to result in injury Other medical equipment includes devices used for monitoring data acquisition modification or notification purposes in relation to to life support life sustaining or vital statistic recording CyberResearch products are not designed with the components required are not subject to the testing required and are not submitted to the certification required to ensure a level of reliability appropriate for the treatment and diagnosis of humans These product conform to the following standards CE Standard EN55022 1987 Class IEC 801 2 1991 Level 2 IEC 801 3 1984 Level 2 IEC 801 4 1988 Level 2 TIA EIA 232 2000 CyberResearch Incorporated Branford Connecticut USA 203 483 8815 Fax 203 483 9024 CyBD 8232P MANUAL THE LAYOUT OF THIS MANUAL Chapter 1 CyBD 8232P Hardware Configurati on Summarises the features of the PCI CyBD 8232P Chapter 2 Installing the card into the PC Explains how to open the PC and insert a new serial card Chapter 3 CyBD 8232P Software Installation This chapter details how to install and configure the CyBD 8232P Card in Windows 3 x Windows 95 98
20. eer Chapter 3 Page 14 e Click on Serial Ports Control Panel EEEIEE Color Fonts Ports Keyboard Printers International Date Time Power Enhanced Drivers Adding an CyBD 8232P Serial Card For each port on the CyBD 8232P card we need to ADD a port and fill in the following 7 settings in the order given Default values for the communications settings are given whenever the ADD button is used 9600 baud no parity 8 data bits and 1 stop bit Chapter 3 Page 15 Figure 3 2 CyBD 8232P Serial Card Settings QOO O00 Multiport Settings Each Port should have the Multiport button selected this tells Windows 3 x that the port 1 one of several ports using a SISR shared interrupt status register 0 SISR Base address must be set as indicated by the BBCARDS program The Card Port setting tells Windows whether this is the first second third fourth port etc of the CyBD 8232P card Standard Settings The COM Base is determined from the Bank Address as described above P63 IRQ must be set as indicated by the BBCARDS program The on the CyBD 8232P port is an enhanced 16550 called the 16950 2 Having selected the 16950 you can then set the FIFO level at 128 bytes Chapter 3 Page 16 Settings for CyBD 8232P Card COMI Present Hultiport Settings Standard Multiport Multiport Settings
21. end FIFO When the FIFO is enabled the default FIFO size is 16 Bytes The extended FIFO size is 128 Bytes Receive Buffer These settings allow the selection of a receiver FIFO trigger setting Selecting a low value will allow the interrupt to be serviced quicker which is good for slow machines If you have a fast machine setting a high value will give you more time for multi tasking operations The trigger options in the case of the CyBD Chapter 3 Page 31 8232P Card s 128 byte FIFO 1 32 64 and 112 e Transmit Buffer These settings allow the selection of a transmitter FIFO trigger setting Selecting a low value will send fewer data bytes per interrupt and this 15 recommended if you are communicating to a slower machine Selecting a high value will send more data bytes per interrupt and will give more time for multi tasking operations The trigger options in the case of the CyBD 8232P Card s 128 byte FIFO 1 32 64 and 112 2 Restore Clicking on this port will restore the port setting of the Serial Solutions tab to the values set on entry to this page Chapter 3 Page 32 Configuring CyBD 8232P Ports In Windows NT Microsoft Windows NT Provides built in support for 255 standard serial ports To setup your CyBD 8232P serial card you should follow these steps Please note that to change any kind of hardware configuration under Windows NT you must be logged in as a user with Administrator level privileges if yo
22. ents for installation Several of the components have user selectable parameters e g target install directory which can be changed by clicking on the button These options may not be changed once the components have been installed A README TXT file on the disk contains details of the latest updates to this software Note If it is necessary to re install an OLDER version of a component then the NEWER version component must be FIRST removed by selecting the component s button in the Uninstall column then selecting the Continue button If only logical ports COMI to to be used then de select the Comms API library option button in the Install column This library is only necessary to allow the use of logical ports greater than COM9 e g COMIO etc Chapter 3 Page 13 Figure 3 1 Setup Program Main Display setup Utility ninstall Component Options tonto fApbpier Pus Serial Port Driver tome Libras Lieery Selecting the Continue button will start the installation process When the setup program has finished select the Done button A Windows restart message will be shown only if the Windows communications driver option has been selected and you should choose Yes to allow the new driver to run Serial Port Installation e From Main select Control Panel Head MS DOS Windows Prompt Setup ClipB ook PIF Editor M
23. et locations for the most current driver If you have a disk or CD ROM that came with this device insert it now lt is recommended that you let Windows search for an updated driver To do this click Next to continue Other Locations Browse Cancel B e Serial solutions B 1 2 adobe H E Datasheets Er e Diskimg Program DK m E 5 2 TETEE Browse EF E 4L adobe H 51 121 Datasheets Er 428 Diskimg H 5 11 Program ra E Ern If you are installing from a floppy disk click Next and the software will be found on the floppy disk and installed Chapter 3 Page 26 After copying the files Windows 95 will then detect each of the serial ports turn and install them as CyBD 8232P communications ports System Properties General Device Manager Hardware Profiles Performance View devices by type C View devices by connection pc _ Monitor i 2 Mouse Multi function adapters gt oton 8 Part Card vef Ports amp LPT be Communications Port COM T m cy 5 COMB E COM 9 Multiport x 3 9 coe igh Multiport COM10 2 19 Multiport 11 Multiport POL z Printer Port LPT1 2291 Ee e Properties mi Refresh Remove Print The
24. her PC Suppose we want to connect the AT style 9 pin D Serial Port to the serial port of another IBM PC 25 pin D See Figure 6 3 1 2 3 4 Connect the earth lines Line 5 of Serial Port 2 to lines 1 amp 7 of the other PC This gives the two devices a common earth level Connect the Transmit and Receive lines together Line 3 TXD Port 2 goes to line 3 RXD of the other PC Line 2 RXD Port 2 goes to line 2 TXD of the other PC This allows each to receive the data transmitted by the other Connect the Port 2 DTR line pin 4 to the other PC DCD pin 8 and CTS pin 5 lines Also connect up the other PC DTR line pin 20 to the Port 2 DCD pin 1 and CTS 8 lines This allows the receiving device to signal when it can no longer accept data The receiving device sets DTR false when it 15 unable to receive any more data The sending device reads DTR on its CTS and DCD pins It should stop sending when CTS goes false Connect the Port 2 RTS line pin 7 to the other PC DSR line pin 6 Also connect the other PC RTS line pin 4 to the Port 2 DSR line pin 6 This RTS line is used to let the other device know that it 1 ready for data exchange Chapter 4 Page 41 Figure 4 3 9 Pin D Serial Port To Other PC Cable AT SERIAL PORT Side Other PC SERIAL PORT Side 9 PIN D CONNECTOR 9 PIN D CONNECTOR SCHEMATIC REPRESENTATION
25. n This section describes the software installation procedure allowing CyBD 8232P to be configured within the Windows 3 x Windows 95 98 and Windows NT operating systems Configuring Ports In Windows 3 x The Windows 3 x installation procedure consists of 3 steps 1 Insert the CyBD 8232P Card into a free slot and power up the PC 2 Determine the resources that the CyBD 8232P has claimed 3 Inform Windows 3 x of those resources Determining CyBD 8232 Resources e nsert the card into PC as described Chapter 2 power up the PC e From DOS Run BBCARDS EXE Found on the supplied CDROM by typing the following lt drive gt diskimg ssutil pci bbcards exe Where lt drive gt is the drive containing the supplied disk BBCARDS EXE will display a message that looks similar to the following the values displayed may differ due to resource availability Chapter 3 Page 11 CyBD 8232 Users card 1 1s on bus 0 device 16 function 0 Card 2 revision 3 CyBD 8232P interrupt line IRQ11 has been assigned 8 sets of 16550 compatible registers are at Bank I O address FF40 SISR is at I O address Baud clock control is at I O address FFCO Write Oxf6 for 8 default Oxf2 for 4 Oxd6 for 2 Oxd2 for 1 Note the IRQ I O address and SISR Address values In our example The 11 The IRQ 15 the interrupt line shared amongst the CyBD 8232P card s serial ports The Bank address FF40 Th
26. osoft Outlook Express Microsoft for Java Microsoft Wallet Microsoft Web Publishing Wizard 1 51 Microsofts PowerPoint Animation Player Serial Solutions for Windows NT VDOLive Player WebCD Viewer Add Remove e Select from the list Serial Solutions for Windows NT e Click the Add Remove button Windows NT will then uninstall the Serial Solutions applet without the need for restarting your machine Chapter 3 Page 38 CHAPTER 4 RS232 PINOUTS AND PORT CABLING Introduction This chapter gives details of the 9 and 25 pin RS232 pin outs cabling and connections with information on how to connect the serial ports of two PCs how to make a selftest loop back connector and the pinouts of the CyBD 8232P cards The RS232 Standard The RS232 standard is ancient in computer industry terms Introduced 1962 it 1 now widely established RS232 15 a slow photon short distance single ended transmission system i e only one wire per signal Typical RS232 maximum cable length 15 50 feet with a maximum data rate of 20K bits per second Figure 4 1 5232 Point To Point Connection D R Ground Ground RS232C Standard Driver 1 Receiver Line Length Max Data Rate 50 Feet 15m 20Kbits sec Chapter 4 Page 39 Serial Port Pin Outs The pinouts of the 9 amp 25 pin Male D connectors are given below Figure 5 2 Serial Port RS23
27. pter 2 Page 8 Figure 2 1 Removing Blanking Cover STEP 3 Choose an empty appropriate expansion slot Remove the blanking cover protecting the slot on the PC back panel KEEP the blanking cover screw safely for later Figure 2 14 STEP 4 Now insert the PC Serial card in the available slot Be careful to ensure that the gold plated PCB fingers fits neatly into the I O expansion connector Press down firmly but evenly on the top of the PC Serial card Figure 2 15 STEP 5 The D connector should fit neatly through the slot s aperture to the outside world NB Use the screw kept back from the blanking cover to screw the PC Serial retaining bracket into the PC back panel housing STEP 6 Now replace the system units cover by carefully sliding it down and back over the system unit Replace the cover mounting screws Attach all the cables The PC should power on in the normal way Chapter 2 Page 9 Problems If the system fails to power up normally check the following 1 Ensure that the PC Serial card is installed correctly ii Ensure that other cards the PC have not been upset iii Ensure that the power is connected and the PC is switched ON E If all these have been checked and the PC still does not power up then there is probably a conflict of I O address between the PC Serial card and another board in the PC Ask your dealer to check this Chapter 2 Page 10 CHAPTER 3 SOFTWARE INSTALLATION Introductio
28. should be restarted so that the new settings may come into effect Chapter 3 Page 24 Configuring Ports Windows 95 and 98 Although covering the installation of the CyBD 8232P cards into the Windows 95 operating system the procedure is also valid with only minor differences in Windows 98 The Windows 95 environment now supports up to 255 standard serial ports Windows 98 The Windows 98 operating system procedure is the same as for Windows 95 with only minor differences The only significant difference 15 that only one CyBD 8232P Card should be added to the PC per restart E g if three CyBD 8232P cards are to be installed then the whole of the following procedure needs to be carried out three times Windows 95 98 Installation Procedures e Insert the card in a free PCI slot power up the PC e Windows 95 should then load normally During the booting process Windows 95 will detect the card and briefly display a message box indicating the detection process e Windows will then display the Update Device Driver Wizard requesting insert any disk which came with the PCI card Insert the Serial Solutions CDROM installation disk into an appropriate drive and click Next and follow the path laid below Chapter 3 Page 25 Figure 3 5 Windows 95 Installation from CD Update Device Driver Wizard This wizard will complete the installation of PCI Card by searching your local drives network and Intern
29. sized cards will work happily in any PCI 2 0 or greater compliant PC compatible WARNING For Windows 98 Users Only Each CyBD 8232P Card should be fully installed before adding additional PCI CyBD 8232P cards CyBD 8232P Card Features Eight independent RS232 Serial ports Reliable communications up to 50 feet 15m and beyond 100 16C550 PC Compatible serial port up to 230 400 baud 16550 Compatible FIFO provides 128 byte input and 128 byte output buffer on each port Full modem control TXD RXD DSR DCD RTS CTS and RI signals Fully double buffered for reliable asynchronous operation High speed integrated circuitry ensures operation with fast PC s e g 500 MHz Pentium II Fully PCI 2 1 compliant Fully Plug and Play nterrupt sharing system allows all ports to use a single interrupt line while preventing any one port from hogging the processor Chapter 2 Page 6 CyBD 8232P Card Specifications zm eS ECT TPIT n o RRPRRRRRRRRRR CNN P EE te Eo ton 2 J 4 1998 a r D DUCERE Me Ea m t 4 PHD F SEER EST Pr 93546 iini Dimensions 4 8 x 3 81n 120 x 95 mm I O Connection 78 way female D connector Fully moulded 8 Port cable with EITHER 9 or 25 pin D conne
30. sources Communications Settings Baud Rate 23400 H Data bits Parity H Stop bits Flow control H Maximum B aud Rate Setting Default Double Restore Defaults Cancel The Default behaviour of the driver is to operate on wysiwyg what you see 1 what you get basis meaning the Baud rate that an application selects will be the Baud rate of the data leaving the port Selecting Double changes the driver behaviour in the following ways For applications using the above dialogue e g HyperTerminal there will be no change For applications directly calling the Win32 API e g Dial Up Chapter 3 Page 30 Networking the selected baud rate is doubled i e selecting 115 200 gives a real baud rate of 230 400 Selecting the Serial Solutions tab of the selected port properties Window will display C0 M5 Properties ziz General Port Settimgs Seral Solutions Driver Resources Serial Solutions Serial Port Settings Shared Atenupt Settings Extend FIFO Buffer Low High Transmit Buffer Low High Automatic Hardware Flow Control Off RTS CTS DTR DSR Restore Settings available in this window 1 FIFO settings Enable FIFO turns the selected ports FIFO buffer on or off It 1 strongly recommended that the FIFO for all ports is left enabled Ext
31. tc of the remote serial device Chapter 3 Page 23 Highlight the serial port required e g COM2 in Serial Ports Control Panel Click on the Settings button to change the communications settings Figure 3 3 Select the appropriate communications settings which must match the communications settings on the remote device Click on the OK button to leave the communications Settings window The Advanced option in Settings can be used to change the hardware settings to match a new base address and IRQ because the PC s BIOS has reallocated the PCI resources due to the installation of other new hardware Click the Advanced button for the hardware settings window Figure 3 4 Enter the 7 options in the same manner as described in the section Adding CyBD 8232 Serial Card Deleting Ports in Windows The Delete button can be used to discard the entries of ports that have been removed from the system Note Due to problems with the standard Windows Serial Ports Applet in the Control Panel Make sure that there are no gaps in the numbering of the first four serial ports COM 1 4 If necessary leave a place holder otherwise Windows may automatically reorder the COM port numbers resulting in serious problems Restarting Windows Whenever certain values have been changed in the Advanced window a message prompting the user to restart Windows will appear Once ALL necessary changes have been made Windows
32. the ports as running at baud rates of above 115200 Data Bits Parity Change to suit remote device Stop Bits Chapter 3 Page 35 5 Flow Control 6 Advanced see the section below titled Advanced Port Settings 7 Restore Defaults when clicked resets the selected COM port to the following values Baud Rate 9600 Data Bits 9 Parity None Stop Bits 1 Flow Control Hardware Advanced Port Settings When the Advanced button of Port Settings in selected the following dialogue 15 displayed Advanced Settings Fa Trigger Levels 7 Enable Fitos Cancel Transmit Fifo Trigger Level 0 MM 100 Receive Fifo Trigger Level Settings available in this window are 1 FIFO settings Use FIFO Buffers turns the selected ports FIFO buffer on or off It is strongly recommended that the FIFO for both ports 1s left enabled e Receive Buffer These settings allow the selection of a receiver FIFO trigger setting Selecting a low value will lessen the likelihood of data loss due to overrun errors when CyBD 8232P cards are installed slower host PCs running ports at higher Chapter 3 Page 36 baud rates Setting a high value will give better overall system performance when the host PC has multiple applications running simultaneously e Transmit Buffer These settings allow the selection of a transmitter FIFO trigger setting selecting a low value will send fewer data
33. to first check which COM ports are in use port availability can be checked by viewing the Device Manager A E EUH oo 9 Multipart COME 27 MMultiport COMB 29 Multipart COM i Multipert 219 Multiport COM S 219 Multiport COM10 m y Multiport 11 co igh Multipart 12 Chapter 3 Page 28 COM ports present will be listed under the entry Ports COM amp LPT The above screenshot indicates that COM13 and above are not installed CyBD 8232 Port Settings In Win 95 98 Double clicking upon an individual port entry in the Device Manager and selecting the Port Settings tab will display Settings available in this window are psc DE General Port Settings Serial Solutions Driver Resources Communications Settings Stop bits Flow control xon m Maximum Baud Rate Setting Baud Rate Data Bits Parity Change to suit remote device Stop Bits Flow Control Restore Defaults When clicked this will reset the selected port to the default values of Baud Rate 9600 Data Bits 9 Parity None Stop Bits 1 Flow Control Xon Chapter 3 Page 29 Maximum Baud Rate Settings Advanced Clicking the Advanced button gives the user the option of changing the behaviour of the driver CL 85 Properties General Port Settings Serial Solutions Driver Re
34. u do not have these please contact your system administrator Software Installation Insert the CyBD 8232 Card into your PC as described in chapter 2 and restart Place the supplied Serial Solutions CDROM in a suitable drive and from the Start Menu choose Run and enter the path Below If you are installing from floppy disk the path will be lt drive gt setup exe where lt gt is the path to the drive containing the installation disk Hun Ei Ei Type the name of a program folder ar document and Windows will it For vau Oper lt drive gt Diskima ssnt setup exe ki Bonin Separate Memon Space Cancel Browse Selecting the OK button begins the conventional InstallShield setup process there are no options for this installation all items must be installed in the System32 directory Once the software has been installed you may run the Serial Solution Control Panel applet e InstallShield will then install the driver software automatically it will then copy the necessary files and start itself This automatically detects your new PCI serial card s and does not require any further system restarting Chapter 3 Page 33 Examining Card Configuration Go to Control Panel Start Menu Settings Control Panel and double click on Serial Solutions Control Panel IP File Edit View Help L Find Fast Mouse 32 objectis Add Remove Angela Programs Contig
35. urati LES Console B m Date Time Display After adding a CyBD 8232P Card COM 1 present you will be presented with a Serial Solutions Port Configuration window Slot Comm ISA Photon Card PCI 1 Photon Card IPCI 2 0 Add Photon Card 3 0 Photon Card PCI 4 0 Dee Photon Card PCI 5 Photon Card PCI E Photon Card PCI 0 mm Photon Card PEI g H WIE Help Chapter 3 Page 34 Changing Serial Port Settings Adding a CyBD 8232P Card to the system automatically sets default values for communications settings to 9600 Baud 8 Data Bits No Parity and 1 Stop Bit To view the settings of a port select it from the main dialogue then click on Settings Clicking on Port Settings from the resulting dialogue opens up the following window p Settings for communications port COM3 General Port Settings Resources Bits per second 04 Data bits Parity Stop bits Flow control None Advanced OK Cancel Apply Help Settings available in this window are Baud Rate determines the baud rate at which the selected port operates providing it is not overridden by any serial comms applications in use CyBD 8232P will operate correctly up to 230 400 baud at distances of up to 10 meters Note Many serial comms applications will not actually register
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