LG LN56 Series Owner's Manual page 55

Communication Parameters
• Baud rate : 9600 bps (UART)
• Data length : 8 bits
• Parity : None
Command reference list
(Depending on model)
COMMAND1 COMMAND2
01. Power* k a
02. Aspect
k c
Ratio
03. Screen
k d
Mute
04. Volume
k e
Mute
05. Volume
k f
Control
06. Contrast k g
07.
k h
Brightness
08. Color/
k i
Colour
09. Tint k j
10.
k k
Sharpness
11. OSD
k l
Select
12. Remote
Control k m
Lock Mode
* Note: During USB operations such as DivX or EMF, all commands except Power(ka) and Key(mc) are
not executed and treated as NG.
With RS232C cable, TV can communicate "ka command" in power-on or power-off status. but with
USB-to-Serial converter cable, the command works only if TV is on.
EXTERNAL CONTROL DEVICE SETUP
• Stop bit : 1 bit
• Communication code : ASCII code
• Use a crossed (reverse) cable.
DATA
(Hexadecimal)
00 to 01 13. Balance
14. Color
(See p.7) (Colour)
Temperature
15. ISM
(See p.7) Method (Only
Plasma TV)
16. Energy
00 to 01
Saving
17. Tune
00 to 64
Command
18. Channel
(Programme)
00 to 64
Add/Del(Skip)
00 to 64 19. Key
20. Control
Back Light,
00 to 64
Control Panel
Light
21. Input
00 to 64
select (Main)
22. 3D
00 to 32 (Only 3D
models)
23. Extended
00 to 01 3D (Only 3D
models)
00 to 01
COMMAND1 COMMAND2
(Hexadecimal)
k t 00 to 64
x u 00 to 64
j p (See p.8)
j q 00 to 05
m a (See p.8)
m b 00 to 01
Key
m c
Codes
m g 00 to 64
x b (See p.10)
x t (See
x v (See
5 5
DATA
p.11)
p.11)