Rs-232C; Connectors And Cables - Omron YRC User Manual

2.
2.1
The RS-232C interface connector is located on the front panel of the robot controller as shown below.
RS-232C interface
NOTE
The controller connector is a 9-pin D-Sub female type. Use male type for the connection cable.
6
Cable wiring for connections
■
a. Cable of hardware busy control
b. Cable without using control wires
* When arranging signal wiring on an external device, be sure to refer to the manufacturers manual.
6-4

RS-232C

Connectors and cables

Controller
NC 1
RXD 2
TXD 3
NC 4
5
GND
6
NC
7
RTS
8
CTS
9
NC
Controller
NC 1
RXD 2
TXD 3
NC 4
GND 5
NC 6
RTS 7
CTS 8
NC 9
Pin No. Pin No.
5
9
4
8
3
7
2
6
1
YRCX
External device
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
External device
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
Pin No. Name Description
1 NC Not used
2 RXD Receive data
3 TXD Send data
4 NC Not used
5 GND GND
6 NC Not used
Request to
7 RTS
send
Permission
8 CTS
to send
9 NC Not used
I/O
Input
Output
Output
Input