Barco RS232 Projector User Manual


 
2. Basic Commands
Transmit
Checksum
\x24
Stop
\xff
2.7.2 Contrast, decrement
Description
Decrements the contrast by one.
Command
Command [0]
\x23
Command [1]
\x01
2.7.3 Contrast, write
Description
Writes a new contrast value to the projector
Command
Command [0]
\x20
Command [1]
\x01
Data
Data [0] = contrast value
Data[0] = unsigned byte
Example
Writes a new contrast value of \x20 to the projector
Transmit
Start
\xfe
Projector address
\x01
Command[0]
\x20
Command[1]
\x01
Data
\x20
Checksum
\x42
Stop
\xff
Receive (acknowledge)
Start
\xfe
Projector address
\x01
Command[0]
\x00
Command[1]
\x06
22 R5976884 RLM SERIES 04/04/2006