LG 47LB7050 Owner's Manual page 45

Communication Parameters
• Baud rate : 9600 bps (UART)
• Data length : 8 bits
• Parity : None
Command reference list
(Depending on model)
COMMAND1 COMMAND2
01. Power* k
02. Aspect
k
Ratio
03. Screen
k
Mute
04. Volume
k
Mute
05. Volume
k
Control
06. Contrast k
07.
k
Brightness
08. Color/
k
Colour
09. Tint k
10.
k
Sharpness
11. OSD
k
Select
12. Remote
Control Lock k
Mode
13. Treble k
14. Bass k
* 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.
DATA
(Hexadecimal)
a 00 to 01
c (p.7)
d (p.7)
e 00 to 01
f 00 to 64
g 00 to 64
h 00 to 64
i 00 to 64
j 00 to 64
k 00 to 32
l 00 to 01
m 00 to 01
r 00 to 64
s 00 to 64
EXTERNAL CONTROL DEVICE SETUP
• Stop bit : 1 bit
• Communication code : ASCII code
• Use a crossed (reverse) cable.
COMMAND1 COMMAND2
15. Balance k
16. Color
(Colour) x
Temperature
17. ISM
Method (Only j
Plasma TV)
18. Equalizer j
19. Energy
j
Saving
20. Tune
m
Command
21. Channel m
(Programme)
Add/Del(Skip)
22. Key m
23. Control m
Backlight,
Control Panel
Light
24. Input x
select (Main)
25. 3D (Only x
3D models)
26. Extended x
3D (Only 3D
models)
27. Auto j
Configure
DATA
(Hexadecimal)
t 00 to 64
u 00 to 64
p (p.8)
v (p.8)
q 00 to 05
a (p.9)
b 00 to 01
c Key Codes
g 00 to 64
b (p.11)
t (p.11)
v (p.11)
u (p.12)
5 5