Com1 - Siemens SIMOTION P320-4 E Manual

Interfaces

4.11 COM1

4.11 COM1
Serial interface COM1, 9-pin (connector)
Pin no.
1
2
3
4
5
6
7
8
9
60
Short description Meaning
DCD Data carrier detect
RxD Receive data
TxD Transmit data
DTR Data terminal ready
GND Ground
DSR Data set ready
RTS Request to send
CTS Clear to send
RI Incoming call
Input/output
Input
Input
Output
Output
-
Input
Output
Input
Input
SIMOTION P320-4 E / P320-4 S
Manual, 01/2015