Com4 Rs232 Pin Header (Cn26) - Asus AAEON EPIC-KBS7 User Manual

2.4.17 COM4 RS232 Pin Header ( CN26)
P in P in Name
1 DCD
2 DSR
3 RX
4 RTS
5 TX
6 CTS
7 DTR
8 RI/+5V/+12V
9 GND
Chapter 2 – Hardware Information
Sig nal Type
IN
IN
IN
OUT
OUT
IN
OUT
IN/ PWR
GND
Sig nal Level
±5V
±5V
±5V
+5V/+12V
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