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2-28 2-28user's manual R5975236-r3 user's manual R5975236-r3
Chapter 2: Elementary commands
Chapter 2: Elementary commands
source/slot, read number
Example
Read the active source/slot number of a projector with address \x01. Suppose
the answer is \x03.
Transmit
Start \xfe
Projector address \x01
Command[0] \x32
Checksum \x33
Stop \xff
Receive (acknowledge)
Start \xfe
Projector address \x01
Command[0] \x00
Command[1] \x06
Checksum \x07
Stop \xff
Receive (answer)
Start \xfe
Projector address \x01
Command[0] \x32
Data[0] \x03
Checksum \x36
Stop \xff
Example
Read the active source/slot number of a projector with address \x01. Suppose
the answer is \x03.
Transmit
Start \xfe
Projector address \x01
Command[0] \x32
Checksum \x33
Stop \xff
Receive (acknowledge)
Start \xfe
Projector address \x01
Command[0] \x00
Command[1] \x06
Checksum \x07
Stop \xff
Receive (answer)
Start \xfe
Projector address \x01
Command[0] \x32
Data[0] \x03
Checksum \x36
Stop \xff
source/slot, read number