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Appendices
RS232 Commands
RS232 Pin Assignments
Pin no. Spec.
1
N/A
2 RXD
3 TXD
4 N/A
5 GND
6 N/A
7 N/A
8 N/A
9 N/A
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Pin no. Name
I/O (From
Projector Side)
1 TXD OUT
2 RXD IN
3 GND GND
1
2
3
Optoma Technology PRO150S Projector User Manual