Communication Parameters - LG 49UT640S0UA Owner's Manual

Communication Parameters

• Baud rate: 9600 bps (UART)
• Data length: 8 bits
• Parity: None
Command reference list
* (Depending upon model)
1 Power
2 [Aspect Ratio]
3 Screen Mute
4 Volume Mute
5 Volume Control
6 [Contrast]
7 [Brightness]
8 [Color]
9 [Tint]
10 [Sharpness]
11 OSD Select
12 Remote Control Lock Mode
13 Treble
14 Bass
15 [Balance]
16 [Color Temperature]
17 [Equalizer]
18 [Energy Saving]
19 Tune Command
20 [Channel] Skip/Add
21 Key
22 Control [Backlight]
23 Input select
24 Auto Configure
• During playing media, 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.
26
• Stop bit: 1 bit
• Communication code: ASCII code
• Use a crossed (reverse) cable.
COMMAND1 COMMAND2
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k
x
j
j
m
m
m
m
x
j
DATA (Hexadecimal)
a 00 to 01
c (page 28)
d (page 28)
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
t 00 to 64
u 00 to 64
v (page 31)
q 00 to 05
a (page 31)
b 00 to 01
c Key Codes
g 00 to 64
b (page 35)
u (page 35)