Omega OMG-COMM8-PCI manual

www .omega.com e-mail: info@omega.com U ser ’ s Guide OMG-COMM8-PCI Eight Por t PCI RS-232 Inter face Board Shop online at[...]

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Contents I NTRODUCTION ..........................................................................1 O VERVIEW ................................................................................................ 1 W HAT ’ S I NCLUDED ................................................................................ 1 C ARD S ETUP ........................[...]

F EDERAL C OMMUNICATIONS C OMMISSION S TATEMENT ............ 14 EMC D IRECTIVE S TATEMENT ........................................................... 14 Figures Figure 1 - Clocking Mode ‘Divide By 4’ ............................................................ 2 Figure 2 - Clockin g Mode ‘Divide By 1’ .......................................[...]

Introduction OMG - COMM8 - PCI Page 1 Introduction Overview The OMG - COMM8 - PCI provides the PC with eight RS - 232 asynchronous ports. The OMG - COMM8 - PCI al lows for connection to any device utilizing the RS - 232 electrical interface, such as modems, data - entry terminals, and plotters. What’s Included The OMG - COMM8 - PCI is shipped wit[...]

Card Setup OMG - COMM8 - PCI Page 2 Card Setup Clock Modes The OMG - COMM8 - PCI employs a unique clocking option that allows the end user t o select from divide by 4 and divide by 1 clocking modes. This mode is selected at J1. To select the Baud rates commonly associated with COM: ports (i.e. 2400, 4800, 9600, 19.2, … 115.2K Bps) place the jumpe[...]

Card Setup OMG - COMM8 - PCI Page 3 Baud Rates and Divisors for the ‘Div1’ mode The following table shows some common data rates and the rates you should choose to match them if using the adapter in the ‘Div1’ mode. For this Data Rate Choose thi s Data Rate 1200 bps 300 bps 2400 bps 600 bps 4800 bps 1200 bps 9600 bps 2400 bps 19.2K bps 4800[...]

Ins tallation OMG - COMM8 - PCI Page 4 Ins tallation Operating System Installation For Windows Users Start by choosing Install Software at the beginning of the CD. Choose Asynchronous COM: Port Software, SeaCOM. Other Operating Systems Refer to the appropriate section of the Serial Utilities Softw are. System Installation The OMG - COMM8 - PCI can [...]

Technical Description OMG - COMM8 - PCI Page 5 Technical Description The OMG - COMM8 - PCI utilizes the 16C554 UART. This chip features programmable baud rate, data format, interrupt control and a 16 - byte input and output FIFO, and is funct ionally 4 16C550 UARTs. A full array of advanced UARTS is also available for this card. Contact Omega Engin[...]

Technical Description OMG - COMM8 - PCI Page 6 DB - 78 Connector Pin Assignments (DB78 FEMALE) Port # 1 2 3 4 5 6 7 8 TD 36 12 27 3 75 51 66 42 RD 37 11 28 2 76 50 67 41 RTS 17 31 8 22 56 70 47 61 CTS 16 32 7 23 55 71 46 62 DTR 35 13 26 4 74 52 65 43 DSR 18 30 9 21 57 69 48 60 DCD 38 10 29 1 77 49 68 40 RI 15 33 6 24 54 72 45 63 GND 34 14 25 5 73 5[...]

Specifications OMG - COMM8 - PCI Page 7 Specifications Environmental Specifications Specification Operating Storage Temperature Range 0º to 50º C (32º to 122º F) - 20º to 70º C (- 4º to 158º F) Hu midity Range 10 to 90% R.H. Non - Condensing 10 to 90% R.H. Non - Condensing Power Consumption Supply line +12 VDC - 12 VDC +5 VDC Rating 60 mA 1[...]

Appendix A - Troubleshooting OMG - COMM8 - PCI Page 8 Appendix A - Troubleshooting Serial Utility test software is supplied with the adapter and w ill be used in the troubleshooting procedures. By using this software and following these simple steps, most common problems can be eliminated without the need to call Technical Support. 1. Identify all [...]

Appendix A - Troubleshooting OMG - COMM8 - PCI Page 9 PCI COM NUMBER SELECTION IN WINDOWS 95 When installing a multi - port PCI card in Windows 95 the default starting COM: number assigned to the first port will be COM:5 if no COM:5 exists. If there is a COM: 5, 6, etc., the next available COM: number will be assigned to the first port with all add[...]

Appendix B - How To Get Assistance OMG - COMM8 - PCI Page 10 Appendix B - How To Get Assistance Please refer to Troubleshooting Guide prior to calling Technical Support. 1. Read this manual thoroughly before attempting to install the adapter in your system. 2. When calling for technical assistance, please have your user manual a nd current adapter [...]

Appendix C - Electrical Interface OMG - COMM8 - PCI Page 11 Appendix C - Electrical Interface RS - 232 Quit e possibly the most widely used communication standard is RS - 232. This implementation has been defined and revised several times and is often referred to as RS - 232 - C/D/E or EIA/TIA - 232 - C/D/E. It is defined as “ Interface between D[...]

Appendix D - Asynchronous Communications OMG - COMM8 - PCI Page 12 Appendix D - Asynchronous Communications Serial data communications implies that individual bits of a character are transmitted consecutively to a receiver th at assembles the bits back into a character. Data rate, error checking, handshaking, and character framing (start/stop bits)[...]

Appendix E - Silk - Screen OMG - COMM8 - PCI Page 13 Appendix E - Silk - Screen 3.8" 5.650" 3.475"[...]

Appendix F - Compliance Notices OMG - COMM8 - PCI Page 14 Appendix F - Compliance Notices Federal Communications Co mmission Statement FCC - This equipment has been tested and found to comply with the limits for Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful i[...]

W ARRANTY / DISCLAIMER OME GA ENGINEERING, INC. war rants this unit to be free of defects in materials and workmanship for a period of 1 3 months from date of purc hase. O MEGA ’ s W ARRAN TY adds an additional one (1) month grace period to the normal one (1) year pr oduct warranty to cover handling and shipping time. This ensures that OME GA ’[...]

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