LPM/MCM-COM4A - STD Bus Quad Serial I/O Card

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Single Board Computers, PC/104
( PC104 ), PC/104-Plus,
SUMIT & STD Bus Products

Monday, February 06, 2012

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WinSystems will be closed for a scheduled plant shutdown beginning Monday, February 20, 2012. Please expect some disruption to our normal shipping schedules. We will reopen on Monday, February 27, 2012 at 8 AM (CST).

Thank you. WinSystems, Inc.

LPM/MCM-COM4A
STD Bus Quad Serial I/O Card

SPECIFICATIONS

COM Channels

One 4-channel 8250 compatible serial channels (16C554)

Industrial Operating Temperature Ranges

0°C to 65°C
-40°C to 85°C

FIFO Buffer

16-byte transmit and receive FIFO

Modem Interface Control

Standard Modem Interface supported

Data Transmit Rate

Up to 1.5 Mbps

Power

+5V required, 425 mA(MCM-COM4A-2), 125 mA(LPM-COM4A-2) typical

Datasheet | Manual | Software

Additional Specifications

Onboard Status Register Support
Software Programmable Baud Rate Generator
Jumper Selectable Address and Interrupt Support

OVERVIEW

The LPM/MCM-COM4A is 4 channel serial 8250 compatible STD Bus board based on the 16C554. It is ideally suited for applications running DOS programs or languages that require exact register compatible hardware for program execution on software such as Greenleaf Comm Library, CROSSTALK, etc.

Each channel supports RS-232, 4-wire RS-485 and RS-422 electrical levels to interface to a wide variety of serial communications devices such as modems, mouse, and distributed I/O terminals. The CMOS STD Bus board is available that will operate from -40° to +85° Centigrade.

WinSystems reserves the right to make changes to products and/or documentation without further notification. Product names of other companies may be trademarks of their respective companies.

ORDERING INFORMATION

Product Model
Part Number	Description
LPM-COM4A-2	CMOS STD Bus Four channel, RS-232 serial card
LPM-COM4A-4	CMOS STD Bus Four channel, RS-422/485 serial card
MCM-COM4A-2	STD Bus Four channel, RS-232 serial card
MCM-COM4A-4	STD Bus Four channel, RS-422/485 serial card

Cables (valid for all Product Models unless otherwise stated)
Part Number	Description
CBL-123-1	10-pin ribbon to two male 9-pin male D connector adapter cable

Miscellaneous
Part Number	Description
CK-75176-2	RS/422/485 chip kit for 1 channel

DOWNLOADS

PDF Datasheet
Printable datasheet in PDF format	Datasheet

Manual
Electronic product manual in PDF format	Manual

Software Drivers & Examples
Examples
(Reference)
Windows NT/2000/XP Registry changes for using shared interrupts with PCM-COM4A and PCM-COM8	pcom8ex.pdf
Using Shared Interrupts with Linux	linux_com4_shared.pdf
Simple C Routine using receive interrupt	8250inta.zip