Communication Specifications; Connector - Yamaha RCX40 User Manual

3. Communication specifications

3.1

Connector

The RS-232C interface connector is located on the front panel of the robot controller as
shown below.
MOTOR
XM
ROB
I/O
XY
YM
ROB
I/O
ZR
ZM
RM
• Specifications of the RS-232C interface connector installed on the robot controller
are shown below.
1.A D-SUB 9-pin female connector is installed on the robot controller, so use a
connection cable with a D-SUB 9-pin male connector.
2.Pin arrangement of D-SUB 9-pin connector is as follows.
Pin No. Name
1 NC
2 RXD
3 TXD
4 NC
5 GND
6 NC
7 RTS
8 CTS
9 NC
RCX40
OP.1 OP.3
PWR MPB
SRV
ERR
BATT
COM
X
Y
Z
R
OP.2 OP.4
RGEN
STD.DIO
P
SAFETY
N
ACIN
L
N
Description
Not used
Receive data
Send data
Not used
Ground
Not used
Request to send
Permission to send
Not used
7
Input/output
Input
Output
Output
Input
3
7-