Com Port 3 Wafer Box (Optional) (Cn33) - Asus AAEON BOXER-6840-CFL User Manual

2.4.21 COM Port 3 Wafer Box (Optional) ( CN33)
P in P in Name
1 DCD3
2 DSR3
3 RX3
4 RTS3
5 TX3
6 CTS3
7 DTR3
8 RI3
9 GND
Chapter 2 – Hardware Information
Sig nal Type R S-422
IN RS422_TX-
IN
IN RS422_TX+
OUT
OUT RS422_RX+
IN
OUT RS422_RX-
IN
GND
R S-485
RS485_D-
RS485_D+
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