Advantech PPC-A84/A120-X5X - Handbuch (Seite 156)

142 PPC-A84/A120 User’s Manual
C.14 COM2
1 5
9 6
3 2 4
7 8
Table C-14: COM2
Pin Signal
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 --- ---