Com Port 1 & 2 (Cn49) - Aaeon EPIC-BT07-A13 User Manual

2.5.30 COM Port 1 & 2 (CN49)
Notes:
COM2 RS-232/422/485 can be set by BIOS setting. Default is RS-232. See Ch 3.4.8.2.
Function for Pin 9 can be set by jumper CN34 (see section 2.4.7).
COM1 RS-232 Settings
Pin Pin Name
1 DCD
2 RX
3 TX
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Chapter 2 – Hardware Information
Signal Type
IN
IN
OUT
OUT
GND
IN
OUT
IN
IN
Signal Level
±9 V
±9 V
±9 V
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