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3-77 3-77user's manual R5975236-r3 user's manual R5975236-r3
Chapter 3: Advanced commands
Chapter 3: Advanced commands
Example
Read the actual sharpness value of a projector with address \x01. Suppose
the sharpness equals \x03.
Transmit
Start \xfe
Projector address \x01
Command[0] \x21
Command[1] \x05
Checksum \x27
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] \x21
Command[1] \x05
Data[0] \x03
Checksum \x2a
Stop \xff
sharpness, read
Example
Read the actual sharpness value of a projector with address \x01. Suppose
the sharpness equals \x03.
Transmit
Start \xfe
Projector address \x01
Command[0] \x21
Command[1] \x05
Checksum \x27
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] \x21
Command[1] \x05
Data[0] \x03
Checksum \x2a
Stop \xff
sharpness, read