2-22
2-22
user's manual R5975236-r3
user's manual R5975236-r3
Chapter 2: Elementary commands
Chapter 2: Elementary commands
Example
Read the status of a projector with address \x01.
Suppose the status is projector on, text on, video mute off, picture freezed and
no 800-peripheral connected.
Transmit
Start
\xfe
Projector address
\x01
Command[0]
\x67
Checksum
\x68
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]
\x67
Data[0]
\x0b
Checksum
\x73
Stop
\xff
projector status, read
Example
Read the status of a projector with address \x01.
Suppose the status is projector on, text on, video mute off, picture freezed and
no 800-peripheral connected.
Transmit
Start
\xfe
Projector address
\x01
Command[0]
\x67
Checksum
\x68
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]
\x67
Data[0]
\x0b
Checksum
\x73
Stop
\xff
projector status, read
Summary of Contents for SERIAL COMMUNICATION LCD PROJECTOR
Page 2: ...i 1 user s manual R5975236 r3 Contents...
Page 6: ...1 1 user s manual R5975236 r3 Chapter 1 Communication basics...
Page 18: ...2 1 user s manual R5975236 r3 Chapter2 Elementarycommands Chapter 2 Elementary commands...
Page 60: ...3 1 user s manual R5975236 r3 Chapter3 Advancedcommands Chapter 3 Advancedcommands...
Page 163: ...a 1 user s manual R5975236 r3 Appendixa Commandsummary2 Appendix a Command summary 2...
Page 167: ...b 1 user s manual R5975236 r3 Appendixb Commandsummary3 Appendix b Command summary 3...
