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User Manual
SP50A RS-232 Commands
Interface
3 wires RS-232C Protocol
Baud Rate : 19200 bits/sec
Data Bits: 8
Parity: None
Stop Bits: 1
Flow Control : None
Write Command Sequence
Write
Header :
'*'
Address Code :
'0' fixed
Command Code :
ASCII Text
Data :
Fixed 3 digits
Terminator Code :
Carriage Return
Delimiter : Space
Carriage Return
Write Command Sequence 1
Write
Header :
'*'
Address Code :
'0' fixed
Command Code :
ASCII Text
Data :
Fixed 3 digits
Second paration
Space
Value
Fixed 3 digits
Terminator Code :
Carriage Return
Delimiter : Space
Carriage Return
Read Command Sequence
Read
Header
Address Code
Command Code
Data
Terminator Code
Delimiter
Acknowledgement
Receive OK
Unknown Command
Invalid Command
Data value out of range
Data response
Basic Protocol
Basic Protocol
Basic Protocol
'*'
'0' fixed
ASCII Text
'?' fixed
Carriage Return
Carriage Return
Basic Protocal
˝*000<CR>˝
˝*255<CR>˝
˝*001<CR>˝
˝*002<CR>˝
As Write Command Format
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Summary of Contents for Optoma SP50A
- Page 1 SP50A RS-232 Commands Interface 3 wires RS-232C Protocol Baud Rate : 19200 bits/sec Data Bits: 8 Parity: None Stop Bits: 1 Flow Control : None Write Command Sequence Write Basic Protocol Header : ‘*’ Address Code : ‘0’ fixed Command Code :...
- Page 2 ) Zoom Freeze on Freeze off Menu Down Right Left Enter Source TV Source PC-Analog RGB Source PC-Digital RGB Source AV2 - YPbPr Source AV1- S-Video Source AV1- Composite Source HDTV Screen on Screen off: Video Mute(Hide, black screen)
- Page 3 is space xxx is value □ Read(Query) Command Command Syntax Source 0 SRC ? <CR><CR> 0 RGAIN ? 0 GGAIN ? 0 BGAIN ? 0 ROFFSET ? 0 ROFFSET ? 0 ROFFSET ? Note : next step commands. 10. Set format to Full 11.
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