PCIe-COM232-8 - ACCES I/O Products, Inc.
Contents
1. sese 15 Input Output Connections au oreet rera T UO EAR ER Ee Og NO Ue VETAT UP Una LU ees 15 Table 6 1 Connector Pin Assignments sse 15 Figure 6 1 Male DB9 Connector Pin Locations 15 VHDCI 68 Pin D Connector sss eene nnne nennt nnne nennen 16 Table 6 2 VHDCI 68 Pin Female D Connector Pin Assignments 16 Figure 6 2 VHDCI 68 Pin Female D Connector Pin 16 Chapter 7 Specifications oec feti bb ost t paesi etate vanes 17 Communications Interface o tese i ere e dee ve di E ELO REIR AN 17 Environmehlal c octets S es ius 17 Customer Comments bre dine ease icti dede ee ee os 18 4 PCle COM232 8 User Manual Chapter 1 Introduction The PCI Express Multiport Serial cards were designed for RS232 asynchronous communications for use in a variety of applications These boards were designed to offer compatibility with the PCI Express bus and to be used by system integrators and manufacturers in the design of industrial and commercial communication systems The card is available in 8 port and 4 port versions and is compatible with all popular operating systems Each RS232 port is capable of supporting data rates up to 921 6kbps 460 8kbps version is standard and implements full modem control signals to ens2. RS 232 card with standard height mounting bracket without cable e PCle COM232 4 PCI Express four port RS 232 card with standard height mounting bracket and a 3 DB9M breakout cable e PCle COM232 ANC PCI Express four port RS 232 card with standard height mounting bracket without cable 6 PCle COM232 8 User Manual Model Options e F Fast RS 232 transceivers up to 921 6kbps e L Low profile mounting bracket e T Extended Operating Temperature of 40 C to 85 C e RoHS RoHS compliant version e W Wake up enable see Chapter 3 Hardware Details Optional Accessories Strengthening bracket for use with standard height PCle bracket only BRKT 551 SCB Screw terminal adaptor DB9F to 9 screw terminals Screw terminal adaptor with two DB9F connectors and 18 screw terminals Special Order Virtually any custom baud rate can be achieved with the standard card see Table 5 2 Sample Baud Rate Setting and still be within the standard tolerance range for serial communications If that method doesn t produce an exact enough baud rate a custom crystal oscillator may be specified contact factory with your precise requirement Other specials conformal coating custom software RJ 45 connectivity special breakout boxes etc we will work with you to provide exactly what is required Included with your board The following components are included with your shipment depending on options ordered Please take the time now to ensure th
3. EN ed eed 7 Chapter 2 Installation n oo roh no atis auda e denser earn ness catis eee 8 CD Software Installation oboe ea Gud esed tei dite deett cu nei 8 Hardware Installation sse epift d end 9 Figure 2 1 Installed Cards with Stability Bracket 9 Chapter 3 Hardware Details eua ri ei ito de aia OU A Dd v vie t Re dias 10 Figure 3 1 Card DImehslons oco dera pri e PY DUO US MO TE EI NUN NOH Ure 10 Fast RS 232 transceivers F o once NIST RUP ENTERA AS NUI es 10 Low profile mounting bracket L sese 10 Remote Wake Up W esses eene 11 Extended temperature T sse eene enne 11 RoHS compliance he ee a dee M gensis ee 11 VADC Conecto ioi tee NE SUO dh ra ae qtd diis pe tue ad Neu ue NE 11 Chapter 4 Address Selection essere nennen 12 Chapter 5 Programming d RE 13 Sample Programserien nenni suiit 13 Windows COM Utility 13 Windows Programmlhd 13 Table 5 1 Baud Rate Generator Setting 13 Table 5 2 Sample Baud Rate Setting essere 14 Chapter 6 Connector Pin Assignments
4. HDCI SCSI Type III connector with screw locks 8 or 4 RS 232 ports Up to 921 6k baud asynchronous 460 8k standard Octal type 16C950 with 128 byte transmit amp receive FIFO 16C550 compliant 5 6 7 or 8 bits Even Odd None Space Mark 1 1 5 or 2 bits RTS CTS and or DSR DTR Xon Xoff 15kV on all signal pins 3 shielded breakout cable terminated with male D sub 9 pin connectors Operating Temperature Commercial 0 C to 70 C Storage temperature Humidity Power Required Size Industrial 40 C to 85 C 65 C to 150 C 596 to 9596 non condensing 3 3VDC at 0 9W typical 4 72 inches long x 2 20 inches high 120mm long x 55 8mm high 17 PCle COM232 8 User Manual Customer Comments If you experience any problems with this manual or just want to give us some feedback please email us at manuals accesio com Please detail any errors you find and include your mailing address so that we can send you any manual updates ACCES 1 0 PRODUCTS INC 10623 Roselle Street San Diego CA 92121 Tel 858 550 9559 FAX 858 550 7322 www accesio com 18 PCle COM232 8 User Manual
5. at no items are damaged or missing Eight or four port card with standard height mounting bracket 3 breakout cable to DB9M connectors Software Master CD Quick Start Guide 7 PCle COM232 8 User Manual Chapter 2 Installation A printed Quick Start Guide QSG is packed with the card for your convenience If you ve already performed the steps from the QSG you may find this chapter to be redundant and may skip forward to begin developing your application The software is provided with this card on the CD and must be installed onto your hard disk prior to use Perform the following steps as appropriate for your operating system A complete driver support package is provided including an easy to use Windows terminal program for testing out your COM ports This simplifies the verification of proper COM port operating The card installs as standard COM ports in all operating systems A software reference manual is installed as part of the software and support package for this product Please refer to this document for extensive information and guidance on software tools and programming support at your disposal CD Software Installation DOS The following instructions assume the CD ROM drive is drive D Please substitute the appropriate drive letter for your system as necessary 1 Place the CD into your CD ROM drive 2 Type gt to change the active drive to the CD ROM drive 3 Type UNSHE to run the install program 4 Follo
6. byte deep transmit and receive FIFOs to protect against lost data in multitasking operating systems to help reduce CPU utilization and to improve data throughput 5 PCle COM232 8 User Manual The card features a x1 lane PCle connector which can be used in any available PCle slot width The low profile MD1 form factor allows the card to be installed in small embedded systems where a standard MD2 low profile card will not fit The card can be used in both a standard profile chassis or in a low profile chassis when used with the correct mounting bracket Our PCI Express RS 232 cards ship with a standard height PCle mounting bracket installed This bracket also has threaded inserts above and below the VHDCI 68 pin connector to facilitate installation of the strengthening bracket accessory The industrialized strengthening bracket accessory protects against damage to the very high density I O card mounted connector when side to side tension can occur on the breakout cable A crystal oscillator is located on the card This oscillator permits precise selection of standard baud rates 14 7456 MHz OSCILLATOR PCle INTERFACE 16950 16550 COMPATIBLE UARTS 8 INTERRUPT VHDCI 68 PIN CONNECTOR COMPUTER PCIEXPRESS BUS INTERFACE Figure 1 1 Block Diagram Ordering Guide e PCle COM232 8 PCI Express eight port RS 232 card with standard height mounting bracket and a 3 DB9M breakout cable e PCle COM232 8NC PCI Express eight port
7. card s bracket mounted connector If you purchased the optional DB9M breakout cable you may have also purchased the connector cable stabilization bracket which should be installed at this time Figure 2 1 Installed Cards with Stability Bracket Accessories 8 Replace the computer cover and turn ON the computer 9 Most computers should auto detect the card depending on the operating system and automatically finish installing the drivers 10 Run one of the provided sample programs that was copied to the newly created card directory from the CD to test and validate your installation 9 PCle COM232 8 User Manual Chapter 3 Hardware Details There are no user selectable options for this card only factory options 2 20 Figure 3 1 Card Dimensions Fast RS 232 transceivers F The standard RS 232 transceivers used are capable of speeds up to 460 8kbps which is adequate in many applications For this factory option the board is populated with high speed RS 232 transceivers enabling error free communications at up to 921 6kbps Low profile mounting bracket L For system designers where space is limited we offer a low profile mounting bracket option The strengthening bracket accessory can not be used with this option 10 PCle COM232 8 User Manual Remote Wake Up W The Remote Wake Up factory option is for use in applications where the host computer the one this card would be installed in enters the L2 low
8. e can be programmed by setting the SCR DLL DLH and CPRN registers according to the table below Setting Description Divisor DLL 256 DLH Prescaler 2 SampleClock N SampleClock 16 SCR SCR Oh to Ch M CPRM CPRM 01h to 02h N CPRN CPRN Oh to 7h Table 5 1 Baud Rate Generator Setting 13 PCle COM232 8 User Manual To ensure the proper operation of the Baud Rate Generator users should avoid setting the value 0 to Sample Clock Divisor and Prescaler The following table lists some of the commonly used Baud Rates and the register settings that generate a specific Baud Rate The examples assume an Input Clock frequency of 14 7456 Mhz The SCR register is set to Oh and the CPRM and CPRN registers are set to 1h and Oh respectively In these examples the Baud Rates can be generated by different combination of the DLH and DLL register values Baud Rate DLH DLL 1 200 3h 00h 2 400 ih 80h 4 800 Oh COh 9 600 Oh 60h 19 200 Oh 30h 28 800 Oh 20h 38 400 Oh 18h 57 600 Oh 10h 115 200 Oh 08h 921 600 Oh Oth Table 5 2 Sample Baud Rate Setting We re define the parameter of Baudrate on DCB structure Bit 30 28 User Defined Baudrate this value has to be non zero Bit 27 24 to indicate the value of SCR SampleClock Bit 23 16 to indicate the
9. e code provided with the card in a variety of common languages DOS samples are located in the DOS directory and Windows samples are located in the WINS32 directory Windows COM Utility Program WinRisc is a COM utility program provided on CD with the installation package for this card that is very useful when working with any serial ports and serial devices If you haven t used this program yet do yourself a favor and run this program to test out your COM ports Windows Programming The card installs into Windows as COM ports Thus the Windows standard API functions can be used In particular gt CreateFile and CloseHandle for opening and closing a port gt SetupComm SetCommTimeouts GetCommState and SetCommState to set and change a port s settings gt ReadFile and WriteFile for accessing a port See the documentation for your chosen language for details In DOS the process is identical to programming 16550 compatible UARTS Baud Rate Generation The built in Baud Rate Generator BRG allows a wide range of input frequency and flexible Baud Rate generation To obtain the desired Baud Rate the user can set the Sample Clock Register SCR Divisor Latch Low Register DLL Divisor Latch High Register DLH and Clock Prescale Registers CPRM and CPRN The Baud Rate is generated according to the following equation InputFrequency BaudRate _ Divisor escaler The parameters in the equation abov
10. g etc should be used for the input output wiring R Ringindcatr Table 6 1 Connector Pin Assignments For best results termination is recommended for any control signals not being used in your application wherever possible Typical applications accomplish this by connecting DSR and DTR to DCD as well as connecting the RI and CTS pins to the RTS pin ES DB 9 Male Figure 6 1 Male DB9 Connector Pin Locations 15 PCle COM232 8 User Manual VHDCI 68 Pin D Connector Connections will normally be made to the D Sub 9 pin connectors through the breakout cable In case you wish to connect directly to the 68 pin connector the pins translate as follows hA ChB ChC ChD ChE ChF ChG ChH Table 6 2 VHDCI 68 Pin Female D Connector Pin Assignments Pin 33 on the 68 Pin connector is Ground common to Pin 5 on each of the DB 9 connectors associated with COM Channels A B C and D Pin 67 on the 68 Pin connector is Ground common to Pin 5 on each of the DB 9 connectors associated with COM Channels E F G and H Pins 34 and 68 on the 68 Pin VHDCI D Connector are Ground Figure 6 2 VHDCI 68 Pin Female D Connector Pin Locations 16 PCle COM232 8 User Manual Chapter 7 Specifications Communications Interface I O connection Serial ports Serial data rates UART Character length Parity Stop interval Flow control ESD protection Cable Environmental 68 pin female V
11. ng repairing or issuing credit at ACCES discretion for any products which are proved to be defective during the warranty period In no case is ACCES liable for consequential or special damage arriving from use or misuse of our product The customer is responsible for all charges caused by modifications or additions to ACCES equipment not approved in writing by ACCES or if in ACCES opinion the equipment has been subjected to abnormal use Abnormal use for purposes of this warranty is defined as any use to which the equipment is exposed other than that use specified or intended as evidenced by purchase or sales representation Other than the above no other warranty expressed or implied shall apply to any and all such equipment furnished or sold by ACCES 3 PCle COM232 8 User Manual TABLE OF CONTENTS Chapter 1 Introduction ono isto pred UTD DR d QI di RAI Ra Mai Er VA Qn 5 Gali Lt odia coches pct 5 Applications cenn rro ooa PARDO REN UNO on datu ds 5 Functional DESCRIPTION iere I eie ener P rho It de Pa avis Ae prae du unu Reed 5 Figure 1 1 Block DIagram oo eee dade do BR AA Red e aaa 6 Ordering Guide oi acs ien ale ina secu ema quete 6 Model Options ir ob d I o pe accende oie oa ea i en es pate na 7 Optional ACCeSSOTDBS 3 552505 Sut vt eu bate E Eee 7 Special OFd6er bees ito siis a Lastest tiec ilu 7 Included with your boatd eo d ates ER adde d Qu NO E R
12. power state where it s main power is turned off though VAUX is still applied When the Ring Indicator is received on serial port channel A in the L2 power state Wake Up is asserted Extended temperature T This factory option is for use in harsh environments and is populated with all industrial rated components specified at a minimum temperature range of 40 C to 85 C RoHS compliance RoHS For international customers and other special requirements this factory option is available in RoHS compliant versions VHDCI connector These cards use an Amphenol 68 pin VHDCI Very High Density Cable Interconnect connector They are SCSI III type female right angle with screw locks and a 1 6mm pitch 11 PCle COM232 8 User Manual Chapter 4 Address Selection The card uses one I O address space PCI BAR 0 COM A COM B COM C COM D COM E COM F COM G and COM H each occupy eight consecutive register locations These COM designations correlate to the corresponding DB9 on breakout cable which are labeled as such Please note for 4 port card versions the ports will be installed as COM A COM B COM C and COM H The breakout cable will have the corresponding port labels near the DB9 connectors The Vendor ID for the card is 494F The Device ID for the 8 port card is 10A9h The Device ID for the 4 port card is 1098h 12 PCle COM232 8 User Manual Chapter 5 Programming Sample Programs There are sample programs with sourc
13. stomers that prompt service and support will be available All equipment originally manufactured by ACCES which is found to be defective will be repaired or replaced subject to the following considerations Terms and Conditions If a unit is suspected of failure contact ACCES Customer Service department Be prepared to give the unit model number serial number and a description of the failure symptom s We may suggest some simple tests to confirm the failure We will assign a Return Material Authorization RMA number which must appear on the outer label of the return package All units components should be properly packed for handling and returned with freight prepaid to the ACCES designated Service Center and will be returned to the customer s user s site freight prepaid and invoiced Coverage First Three Years Returned unit part will be repaired and or replaced at ACCES option with no charge for labor or parts not excluded by warranty Warranty commences with equipment shipment Following Years Throughout your equipment s lifetime ACCES stands ready to provide on site or in plant service at reasonable rates similar to those of other manufacturers in the industry Equipment Not Manufactured by ACCES Equipment provided but not manufactured by ACCES is warranted and will be repaired according to the terms and conditions of the respective equipment manufacturer s warranty General Under this Warranty liability of ACCES is limited to replaci
14. ure compatibility with a wide range of serial peripherals Existing serial peripherals can connect directly to the industry standard DB9M connectors which are provided via an available cable The board features a x1 lane PCI Express connector which can be used in any x1 x2 x4 x8 x12 or x16 PCI Express slot Features e Eight or four port PCI Express RS 232 serial communications e Low profile MD1 form factor MD1 defines the shortest standard card length available e High performance 16C950 class UARTs with 128 byte FIFO for each TX and RX e Supports data communication speeds up to 921 6kbps standard model 460 8kbps e 15kV ESD protection on all signal pins e Full modem control signals e Software compatible with all operating systems e Plug and Play no jumpers to configure e 3 breakout cable terminating with industry standard DB9M connectors Applications e POS Point of sale Systems e Gaming Machines e Transportation Stations e Telecommunications e Industrial Automation e ATM Automated Teller Machine Systems e Multiple terminal control e Office Automation e Kiosks Functional Description These cards feature high performance 16C950 class UARTs which support the complete register set of the standard 16C550 type devices The UARTS support operations 160450 16C550 and 16C950 modes Each port is capable of data communication speeds up to 921 6kbps standard model up to 460 8kbps in asynchronous mode and has 128
15. value to put in DLH Bit 15 8 to indicate the value to put in DLL Bit 7 3 to indicate the value to put in M CPRM Bit 2 0 to indicate the value to put in N CPRN If you want to set DLL 1 DLH 0 SCR 12 then the parameters of Baudrate in the DCB structure should be set to 0x1c000108 When the driver finds the parameter Baudrate does not exist on the default baudrate table and Bit 28 is set to 1 it will get the values of SCR DLL DLH M and N from the Baudrate parameter and set to the registers directly 14 PCle COM232 8 User Manual Chapter 6 Connector Pin Assignments Input Output Connections The serial communications ports are available to the user via a female 68 pin VHDCI D connector There is an available breakout cable terminating in eight or four individual D sub 9 pin connectors The cable is permanently labeled near each DB9 connector with the port letter Four port cards ordered with a breakout cable will have four D sub 9 pin connectors labeled as COM A COM B COM C and COM H The RS 232 specification allows for a maximum recommended length of 50 due to the single ended signaling line drivers To ensure that there is minimum susceptibility to EMI and minimum radiation it is important that the card mounting bracket be properly screwed into place and that there be a positive chassis ground Also proper EMI cabling techniques cable connect to chassis ground at the aperture shielded twisted pair wirin
16. w the on screen prompts to install the software for this board Windows Linux 1 Place the CD into your CD ROM drive 2 The system should automatically run the install program If the install program does not run promptly click START RUN and type click OK or press 3 Follow the on screen prompts to install the software for this board 1 Please refer to linux htm on the CD ROM for information on installing under linux Note COM boards can be installed in virtually any operating system We do support installation in earlier versions of Windows and are also likely to support future versions 8 PCle COM232 8 User Manual Hardware Installation Caution ESD A single static discharge can damage your card and cause DIM premature failure Please follow all reasonable precautions to prevent a static discharge such as grounding yourself by touching any grounded surface prior to touching the card Do not install the card into the computer until the software has been fully installed Turn OFF computer power AND unplug AC power from the system Remove the computer cover Carefully install the card in an available PCle expansion slot you may need to remove a backplate first Inspect for proper fit of the card and install and tighten the mounting bracket screw Make sure that the card mounting bracket is properly screwed into place and that there is a positive chassis ground Install a cable onto the
17. ya ACCES I O PRODUCTS INC 10623 Roselle Street San Diego CA 92121 858 550 9559 FAX 858 550 7322 contactus accesio com www accesio com MODELS PCle COM232 8 and PCle COM232 4 PCI Express Multi Port Low Profile Serial Communications Cards USER MANUAL FILE MPCle COM232 8 A1r Notice The information in this document is provided for reference only ACCES does not assume any liability arising out of the application or use of the information or products described herein This document may contain or reference information and products protected by copyrights or patents and does not convey any license under the patent rights of ACCES nor the rights of others IBM PC PC XT and PC AT are registered trademarks of the International Business Machines Corporation Printed in USA Copyright 2009 by ACCES I O Products Inc 10623 Roselle Street San Diego CA 92121 All rights reserved WARNING ALWAYS CONNECT AND DISCONNECT YOUR FIELD CABLING WITH THE COMPUTER POWER OFF ALWAYS TURN COMPUTER POWER OFF BEFORE INSTALLING A CARD CONNECTING AND DISCONNECTING CABLES OR INSTALLING CARDS INTO A SYSTEM WITH THE COMPUTER OR FIELD POWER ON MAY CAUSE DAMAGE TO THE I O CARD AND WILL VOID ALL WARRANTIES IMPLIED OR EXPRESSED 2 PCle COM232 8 User Manual Warranty Prior to shipment ACCES equipment is thoroughly inspected and tested to applicable specifications However should equipment failure occur ACCES assures its cu
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