LG 22LK33 Series Owner's Manual page 121

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 k
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.
DATA
(Hexadecimal)
a 00 to 01
c (See p.7)
d (See 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
EXTERNAL CONTROL DEVICE SETUP
• Stop bit : 1 bit
• Communication code : ASCII code
• Use a crossed (reverse) cable.
COMMAND1 COMMAND2
13. Balance k
14. Color
(Colour) x
Temperature
15. ISM
Method (Only j
Plasma TV)
16. Energy
j
Saving
17. Tune
m
Command
18. Channel m
(Programme)
Add/Del(Skip)
19. Key m
20. Control m
Back Light,
Control Panel
Light
21. Input x
select (Main)
22. 3D x
(Only 3D
models)
23. Extended x
3D (Only 3D
models)
5 5
DATA
(Hexadecimal)
t 00 to 64
u 00 to 64
p (See p.8)
q 00 to 05
a (See p.8)
b 00 to 01
Key
c
Codes
g 00 to 64
b (See p.10)
t (See p.11)
v (See p.11)