Samsung DE40A User Manual page 44

1
Preparations
Screen
Function

The screen mode of a product can be changed using a PC.
Screen mode cannot be controlled when the
This control can only be used on models that include a product.
Viewing screen status (Get Screen Mode Status)

Header
0xAA
Setting the picture size (Set Picture Size)

Header
0xAA
"Screen Mode": A code that sets the product status
0x01
0x04
0x31
0x0B
Ack

Header
0xAA
"Screen Mode": A code that sets the product status
Nak

Header
0xAA
"ERR" : A code showing what error has occurred
Command
ID
0x18
Command
ID
0x18
16 : 9
Zoom
Wide Zoom
4 : 3
Comma
Data length
nd
ID
0xFF 3
Comma
Data length
nd
ID
0xFF 3
Video Wall function is enabled.
Data length
Checksum
0
Data length Data
"Screen
1
Mode"
Ack/Nak r-CMD
'A' 0x18
Ack/Nak r-CMD
'N' 0x18
Checksum
Val1
Checksu
m
"Screen
Mode"
Val1
Checksu
m
"ERR"
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1 Preparations