Rev. 03
Company Confidential Optoma_______________________ Delta____________
57
2007/02/08
6. How To Program By RS232
Projection Display Serial Interface
6-1 RS232 Setting
Baud rate:
9600
Parity check:
None
Data bit:
8
Stop bit:
1
Flow Control
None
Minimum delay for next command:
1ms
6-2 Control Command Structure
The command is structured by the Header code, command code, data code and end code.
Most of the commands are structured except some for the compatibility issue with other
projectors.
Header code
Command code Data code
End code
HEX 7Eh
Command
Data
0Dh
ASCII ‘~’
Command
Data
CR
6-3 Control Sequence
The projector may send a return code after it received a command. If the command isn’t
received correctly, the projector will not send the return code
6-4 Operation Command
The operation commands execute the basic operation setting of this projector.
Operation
ASCII
HEX
Power On
※
~ P N CR
※
7Eh 50h 4Eh 0Dh
Power Off
~ P F CR
7Eh 50h 46h 0Dh
Auto Image
~ A I CR
7Eh 41h 49h 0Dh
Input Select RGB
~ S R CR
7Eh 53h 52h 0Dh
Input Select RGB2
~ S G CR
7Eh 53h 47h 0Dh
Input Select DVI
~ S D CR
7Eh 53h 44h 0Dh
Input Select Video
~ S V CR
7Eh 53h 56h 0Dh
Input Select S-Video
~ S S CR
7Eh 53h 53h 0Dh
Input Select Component
~ S Y CR
7Eh 53h 59h 0Dh
Input Select Wireless
~ S W CR
7Eh 53h 57h 0Dh