Advantech IPPC-9150 User Manual
148
IPPC-9120/9150 Series User’s Manual
C.17 COM2
Table C-20: COM2
Pin
Signal
RS-232
RS-232
RS-422
RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
---
4
DTR
RX-
---
5
GND
GND
---
6
DSR
---
---
7
RTS
---
---
8
CTS
---
---
9
RI
---
---
1
5
9
6
3
2
4
7 8