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9.3.3 Remote Control Pass-through mode
When PC sets the TV/DS to Remote Control Pass through mode, the TV/DS shall
send a 7-byte packet (followed by “CR”) in response to RCU button activation. Note,
that in this mode the RCU shall have no effect on the TV/DS function. For example:
“” will not change the volume in the LCD but only sends “” code to
PC over the RS232 port.
IR Pass Through-Function format
Reply: (Command Type=”p”)
Name
Length
ID
Command
Type
RCU Code1
(MSB)
RCU Code2
(LSB)
CR
Byte
Count
1 Byte
2 Byte
1 Byte
1 Byte
1 Byte
1 Byte
Bytes
order
1
2~3
4
5
6
7
Example1: Remote Control pass-through when “VOL+” key is pressed for TV-05
Send (Hex Format)
Name
Length
ID
Command
Type
RCU Code1
(MSB)
RCU Code2
(LSB)
CR
Hex
0x36
0x30
0x35
0x70
0x31
0x30
0x0D
Key
Code (HEX)
1
01
2
02
3
03
4
04
5
05
6
06
7
07
8
08
9
09
0
0A
-
0B
RECALL (LAST)
0C
INFO (DISPLAY)
0D
0E
ASPECT (ZOOM, SIZE)
0F
VOLUME UP (+)
10
VOLUME DOWN (-)
11
MUTE
12
CHANNEL/PAGE UP (+)/
BRI
13
CHANNEL/PAGE DOWN (-)/
BRIGHTNESS-
14
POWER
15
SOURCES (INPUTS)
16
17
18
SLEEP
19
MENU
1A
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