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Screen mode control
Function
The screen mode of a product can be changed using a PC.
Screen mode cannot be controlled when the
Viewing screen status (Get Screen Mode Status)
Header
Command
ID
0xAA
0x18
Setting the picture size (Set Picture Size)
Header
Command
ID
0xAA
0x18
"Screen Mode": A code that sets the product status
0x01
16 : 9
0x04
Zoom
0x31
Wide Zoom
0x0B
4 : 3
Ack
Header
Command
ID
Data
length
0xAA
0xFF
3
"Screen Mode": A code that sets the product status
Video Wall
function is enabled.
Data length
Checksum
0
Data
Data
Checksum
length
1
"Screen
Mode"
Ack/Nak
r-CMD
Val1
'A'
0x18
"Screen
Mode"
Nak
Header
Command
0xAA
0xFF
"ERR": A code showing what error has occurred
Screen size control
Function
The screen size of a product can be changed using a PC.
Viewing the screen size (Get Screen Size Status)
Header
Command
0xAA
0x19
Ack
Header
Command
0xAA
0xFF
"Screen Size": product screen size (range: 0 – 255, unit: inch)
Nak
Header
Command
Checksum
0xAA
0xFF
"ERR": A code showing what error has occurred
ID
Data
Ack/Nak
r-CMD
length
3
'N'
0x18
ID
Data length
Checksum
0
ID
Data
Ack/Nak
r-CMD
length
3
'A'
0x19
ID
Data
Ack/Nak
r-CMD
length
3
'N'
0x19
Val1
Checksum
"ERR"
Val1
Checksum
"Screen
Size"
Val1
Checksum
"ERR"
28

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   Also See for Samsung OH75F

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