Receive (acknowledge)
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (answer)
Start
Projector address
Command[0]
Data[0]
Data[1]
Data[2]
Data[3]
Checksum
Stop
projector run time =
\x00 * 256 3 + \xa4 * 256 2 + \xcb * 256 + \x80
\xfe
\x01
\x00
\x06
\x07
\xff
\xfe
\x01
\x62
\x00
\xa4
\xcb
\x80
\x00
\x52
\xff
399