PCM-COM8 - PC/104 Eight Channel Serial Module

SPECIFICATIONS

COM Channels

Two 4-channel UARTs (16C854)

FIFO Buffer

128-byte transmit and receive FIFO

Serial Port

RS-232/422/485 port types available for channels

Modem Interface Control

Standard Modem Interface supported

Data Transmit Rate

Up to 1.5 Mbps

Power

+5V @ 125 mA (RS-232 mode), 350 mA (RS-422 mode) required

Industrial Operating Temperature Range

-40°C to 85°C

Form Factor

PC/104-compliant
3.60 in x 3.80 in (90 mm x 96 mm)

Datasheet | Manual | Software

Additional Specifications

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

OVERVIEW

The PCM-COM8 is an 8-channel PC/104-compatible serial module. It is well suited for embedded applications requiring a large number of serial I/O ports. Each channel supports RS-232, RS-485, and RS-422 electrical levels to interface to a wide variety of serial communications devices such as modems, data collection equipment, and distributed I/O terminals. The PCM-COM8 will operate over the full industrial temperature range of -40°C to 85°C.

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ORDERING INFORMATION

Product Model
Part Number	Description
PCM-COM8	Eight channel RS-232/422/485 Serial PC/104 module with 16-bit interface

Cables (valid for all Product Models unless otherwise stated)
Part Number	Description
CBL-173-1	20-pin ribbon to two 9-pin male D connector adapter

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
PCM-COM8 Example Files	pcom8.zip
Using Shared Interrupts with Linux	linux_com4_shared.pdf