Samsung SyncMaster UD55A

• Ack
Header
command
ID
DATA
Length
Ack/Nak r-CMD Val1
Check
Sum
0xAA 0xFF 3 ‘A’ 0x11 Power
Power : Same as above
• Nak
Header command
ID
DATA
Length
Ack/Nak r-CMD Val1
Check
Sum
0xAA 0xFF 3 ‘N’ 0x11 ERR
ERR : Error code that shows what occurred error is
• Volume Control
•
Function
Personal Computer changes volume of TV / Monitor.
• Get Volume Status
Header
command
ID
DATA Length
CheckSum
0xAA 0x12 0
• Set Volume
Header command
ID
DATA
Length
DATA
CheckSum
0xAA 0x12 1 Volume
Volume : Volume value code to be set on TV / Monitor (0 ~ 100)
• Ack
Header command
ID
DATA
Length
Ack/Nak r-CMD Val1
Check
Sum
0xAA 0xFF 3 ‘A’ 0x12 Volume
Volume : Same as above
•
Nak
Header
command
ID
DATA
Length
Ack/Nak r-CMD Val1
Check
Sum
0xAA 0xFF 3 ‘N’ 0x12 ERR
ERR : Error code that shows what occurred error is
Introduction