Remote Control Pass-Through Mode - ViewSonic CD4620 User Manual

6.3 Remote Control Pass-through mode

When PC sets the LCD monitor to Remote Control Pass through mode, the LCD shall send a three
bytes packet (followed by "CR") in response to RCU button activation.
shall have no effect on the monitor function.
LCD but only sends "+Volume" code to PC over the RS232 port.
Remote Control pass-through packet format from LCD monitor to PC(ASCII)
Name
Byte Count
Bytes order
Example: Remote Control pass-through when "Menu" key is pressed (1A)
Name
Byte Count
Bytes order
Example: Remote Control pass-through when key "1" is pressed (01)
Name
Byte Count
Bytes order
Example: Remote Control pass-through when "OK" key is pressed (1F)
Name
Byte Count
Bytes order
Key
Size
Volume Up (+)
Volume Down (-)
Mute
POWER
INPUT
PIP ON/OFF
MENU
Up
Down
Left(-)
Right(+)
SET
PIP INPUT
PIP CHANGE
PICTURE MODE
AUDIO INPUT
SCREEN SAVER GAMMA
SCREEN SAVER BRIGHTNESS
DISPLAY
AUTO SETUP
EXIT
ViewSonic CD4620
Downloaded From TV-Manual.com Manuals
Length RCU-Code1
3 MSB
1 2
Length RCU-Code1
3 1
1 2
Length RCU-Code1
3 0
1 2
Length RCU-Code1
3 1
1 2
For example: "+Volume" will not change the volume in the
RCU-Code2 CR
LSB 00D
3 4
RCU-Code2 CR
A 00D
3 4
RCU-Code2 CR
1 00D
3 4
RCU-Code2 CR
F 00D
3 4
Code (HEX)
0F
10
11
12
15
16
17
1A
1B
1C
1D
1E
1F
00
00
00
00
00
00
00
00
00
Note, that in this mode the RCU
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