EOL - 4-Port RS-232 and opto-isolated RS-422/RS-485 PC/104 Module Product phased out. Please call systerra for replacement options.
The AIM 104-COM4 is an 8-bit or 16-bit PC/104 module providing up to four 16C550 serial asynchronous communications channels: two of optically isolated RS422 or RS485 and two of RS232.
Isolation
It provides 100V input-to-output isolation and 100V inter-channel isolation for RS422/RS485 serial ports.
Features
2x RS232 and 2x opto-isolated RS422/485
16C550 UARTS
Supports rates to 115.2Kbaud (asynchronous)
TxD & RxD data; CTS, RTS, DCD and DTR control lines
Addressing using standard PC-AT COM 1-4 addresses, or user selectable
Link-selectable IRQ3 to 15
Module access LED
Supplied with a 50-way to 4 male 9-way D-types
100 V input-to-output isolation; 100 V inter-channel isolation
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