Color Temperature, Read - Barco Projector User Manual

Example :
Read the actual color temperature of a projector with
address \x01. Suppose the color temperature equals 6500.
Transmit
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (acknowledge)
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (answer)
Start
Projector address
Command[0]
Command[1]
Data[0]
Checksum
Stop

color temperature, read

\xfe
\x01
\x21
\x45
\x67
\xff
\xfe
\x01
\x00
\x06
\x07
\xff
\xfe
\x01
\x21
\x45
\x41
\xa8
\xff
150