Tyco Electronics 17A2 User Manual
Page 42
Elo TouchSystems 17A2 User Guide 42
COM1, COM2 Connector(RS232 Mode)
Pin #
Signal Name
1
Ground
2
Receive Data (RD)
3
Clear to send (CTS)
4
Signal ground
5
Transmit Data (TD)
6
Request to Send (RTS)
7
+5 vdc
8
+5 vdc return
RS422 Mode Pin Definition(for COM2 only)
Pin #
Signal Name
1
Ground
2
TX+
3
TX-
4
Signal ground
5
RX+
6
RX-
7
+5 vdc
8
+5 vdc return
RS485 Mode Pin Definition(for COM2 only)
Pin #
Signal Name
1
Ground
2
DATA+
3
DATA-
4
Signal ground
5
6
7
+5 vdc
8
+5 vdc return