Serial Port 2 In Rs-422/485 (J422/485); Serial Port 1 Connector (Com1) - Avalue Technology ECM-945GSE User Manual

ECM-945GSE

2.4.11 Serial Port 2 in RS-422/485 (J422/485)

2.4.12 Serial Port 1 Connector (COM1)

32 ECM-945GSE User's Manual
Signal PIN
TxD- 1
TxD+ 3
+5V 5
Note: J422/485 is available after
modifying the mode of COM2 in BIOS setting.
Signal PIN PIN
GND 5
DTR 4
TxD 3
RxD 2
DCD 1
PIN Signal
2 RxD-
4 RxD+
6 GND
Signal
9 RI
8 CTS
7 RTS
6 DSR