Rs-232/422/485 Serial Interface Pinouts; Table 4-4: Rs-232 Pinouts; Table 4-5: Serial Port Pinouts - IEI Technology IOVU-751R-CE5/UX-R10 User Manual

Pin Arrangement

Table 4-4: RS-232 Pinouts

4.2.2.2 RS-232/422/485 Serial Interface Pinouts

Pinouts for the RS-232/422/485 serial port are shown below.
Pin RS-232
1
2 RX
3 TX
4
5 GND
6
7
8
9

Table 4-5: Serial Port Pinouts

Page 24
IOVU-751R-CE5/UX-R10 User Manual
Pin No Signal Name Direction
1 DCD Input
2 RX Input
3 TX Output
4 DTR Output
5 GND N/A
6 DSR Input
7 RTS Output
8 CTS Input
9 RI Input
Shell FG N/A
RS-422
RX-
RX+
TX-
GND
TX+
Description
Carrier Detect
Receive Data
Send Data
Data Terminal Ready
Ground
Data Set Ready
Request to Send
Send Possible
Called Status Display
Frame Ground
(Common with SG)
RS-485
DATA-
DATA+
GND