MiTAC MX1-10FEP Series, User Manual

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2.5 Xpansion Module MS-48CDN-DT10 (Optional)
This Module MS-48CDN-DT10 consists of two parts, one is Serial COM, and the other is Digital IO
function.
Please see the guideline about how to set up this Module correctly.

COM Port Setting
a. Location
MS-48CDN-DT10 has total 4 x COM port. These COM ports can be set to be
RS232/RS485/RS422 or powered RS232. The position is as follows (A/B/C/D).
b. Dip Switch Function
(1) COM ID selection switch
Set A-B; COM ID is determined by UART controller (default).
Set B-C; COM ID is determined by EEPROM.