Specifications

32
1. Commands to implement switch mount control buttons
Function Command Description Remark
Menu button 0xf7 Menu button pressed Button equivalent
Select-down
button
0xfa Select-down button pressed Button equivalent
Select-up button 0xfb Select-up button pressed Button equivalent
Right/+ button 0xfc Right/+ button pressed Button equivalent
Left/- button 0xfd Left/- button pressed Button equivalent
2. Parameter setting - immediate, relative, reset and query
Function Command Description Acknowledge (if enabled)
Volume control -
left+right channel
0x80, “a” | “A”,
nn | “+” | “-” |
“r” | “R” |
“?”
Set audio (L+R) volume =
value/increment/decrement
Reset
Query
volume
Range : “0””0”-“1””E”
Default : “0””F”
Volume control -
on/off (mute)
0x80, “m” | “M”,
“0” |
“1” |
“r” | “R” |
“?”
Disable audio output.
Enable audio output.
Reset
Query
“0” - audio off (muted).
“1” - audio on.
Brightness control 0x81,
nn | “+” | “-” |
“r” | “R” |
“?”
Set brightness =
value/increment/decrement
Reset
Query
Brightness.
Range : “4””E”-“B””2”
Default : “8””0”
Contrast control -
all channels
0x82, “a” | “A”,
nn | “+” | “-” |
“r” | “R” |
“?”
Set all contrast =
value/increment/decrement
Reset
Query
Contrast
Range : “1””C”-“E””4”
Default : “8””0”
Saturation control 0x83,
nn | “+” | “-” |
“r” | “R” |
“?”
Set saturation =
value/increment/decrement
Reset
Query
PAL/NTSC color (In video mode
only)
Range : “0””1”-“F””F”
Default : “8””0”
Hue control 0x84,
nn | “+” | “-” |
“r” | “R” |
“?”
Set hue =
value/increment/decrement
Reset
Query
NTSC tint (In NTSC mode only)
Range : “5””3”-“9””F”
Default : “7””9”
Phase (tuning)
control
0x85,
nn | “+” | “-” |
“?”
Set dot clock phase =
value/increment/decrement
Query
Dot clock phase.
(In PC mode only)
Image H position 0x86,
nnnn | “+” | “-” |
“?”
Set img_hpos =
value/increment/decrement
Query
Image horizontal position.
(In PC mode only)
Image V position 0x87,
nnnn | “+” | “-” |
“?”
Set img_vpos =
value/increment/decrement
Query
Image vertical position.
(In PC mode only)
Sharpness 0x8a,
nn | “+” | “-” |
“r” | “R” |
“?”
Set sharpness =
value/increment/decrement
Reset
Query
Sharpness.
(Video Mode Source only)
Range : “F””1”-“0””F”
Default : “0””0”
Frequency 0x8b,
nnnn | “+” | “-“ |
“?”
Set frequency =
Value/increment/decrement
Query
Graphic mode H active size (in
pixels)
Scaling Mode 0x8c,
“0” | “1” | “2” | “3” |
“9” | “A” |
“B” | “C” | “D” |
“r” | “R” |
“?”
Set graphic image scaling mode
=
value
Reset
Query
Image expansion on/off.
“0” – 1:1
“1” – fill screen
“2” – fill to aspect ratio
“9” – 4:3
“A” – 16:9
“B” – 16:10