Samsung SyncMaster UD46A User Manual page 33

Caution
Only works with models include TV.
• Get Screen Mode Status
Header
0xAA
• Set Picture Size
Header
0xAA
Screen Mode : Screen Mode code to be set on TV / Monitor.
0x01
0x04
0x31
0x0B
• Ack
Header command
0xAA 0xFF
Screen Mode : Same as above
• Nak
Header command
0xAA 0xFF
ERR : Error code that shows what occurred error is.
• Screen Size Control
• Function
Personal Computer recognizes the screen size of TV / Monitor.
• Get Screen Size Status
Header
0xAA
Introduction
command
0x18
command
ID
0x18
16 : 9
Zoom
Wide Zoom
4 : 3
DATA
Length
ID
3
DATA
Length
ID
3
command
0x19
DATA Length
ID
0
DATA DATA
Length
1 Screen Mode
Ack/Nak r-CMD
'A' 0x18
Ack/Nak r-CMD
'N' 0x18
DATA Length
ID
0
CheckSum
CheckSum
Val1
Check
Sum
Screen
Mode
Val1
Check
Sum
ERR
CheckSum