Barco BarcoGraphics Maxwell/ 6300 User Manual page 283

Transmit
Start
Projector address
Command[0]
Checksum
Stop
Receive (acknowledge)
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (answer)
Start
Projector address
Command[0]
Data[0]
Checksum
Stop
\xfe
\x01
\x71
\x72
\xff
\xfe
\x01
\x00
\x06
\x07
\xff
\xfe
\x01
\x71
\x00
\x72
\xff
283