Yaskawa MP940 Reference Manual User Manual
Page 100
MotionSuite™ MP940 Machine Controller Reference Manual
Serial Transmission Function
4-9
Connector pin array and signal name
The table below shows details of programming device connection to serial
port 2.
Insert the terminal resistor to the (+) pole.
If inserting the terminal resistor, connect to the RXR(+) and RX(-), as well
as TXR(+) and TX(-) signals.
If not inserting the terminal resistor, connect to the RX(+) and RX(-) as well
as TX(+) signals.
• Module Connector: 10214-52A2JL (3M)
• Cable Connector Unit: 10114-3000VE (3M)
• Shell: 10314-52A0-008 (3M)
No.
Signal
Name
Reference
No.
Signal
Name
Reference
1
TX+
+ side of transmission
data
8
TX+
+ side of transmission
data
2
TX-
- side of transmission
data
9
TX-
- side of transmission
data
3
RX+
+ side of received
data
10
RX+
+ side of received
data
4
RX-
- side of received
data
11
TXR
Transmission data
terminal resistor
5
—
—
12
—
—
6
RX-
- side of received
data
13
VCC
Power+5V
7
RXR
Reception data termi-
nal resistance
14
GND
Ground
PORT2
Terminal Resistor
RXR (+)
RX (+)
RX (-)
TXR（+）
TX（+）
TX（-）