Optoma PRO150S User Guide

Page of 55
48
English
Appendices
RS232 Commands
RS232 Pin Assignments
Pin no.
Spec.
N/A
2
RXD
3
TXD
4
N/A
5
GND
6
N/A
7
N/A
8
N/A
9
N/A
1
2
3
4
5
6
7
8
9
Pin no.
Name
I/O (From 
Projector Side)
TXD
OUT
2
RXD
IN
3
GND
GND
1
2
3