Communication parameters, Command reference list – LG UT570H 65" Class 4K UHD HDR SmHospitality LED TV User Manual
Page 36
28
ENGLISH
Communication Parameters
•
Baud rate : 9600 bps (UART)
•
Data length : 8 bits
•
Parity : None
•
Stop bit : 1 bit
•
Communication code : ASCII code
•
Use a crossed (reverse) cable.
Command reference list
* (Depending upon model)
COMMAND1
COMMAND2
DATA (Hexadecimal)
1 Power
k
a
00 to 01
2 [Aspect Ratio]
k
c
3 Screen Mute
k
d
4 Volume Mute
k
e
00 to 01
5 Volume Control
k
f
00 to 64
6 [Contrast]
k
g
00 to 64
7 [Brightness]
k
h
00 to 64
8 [Color]
k
i
00 to 64
9 [Tint]
k
j
00 to 64
10 [Sharpness]
k
k
00 to 32
11 OSD Select
k
l
00 to 01
12 Remote Control Lock Mode
k
m
00 to 01
13 [Balance]
k
t
00 to 64
14 [Color Temperature]
x
u
00 to 64
15 [Equalizer]
j
v
16 Tune Command
m
a
17 [Channel] Skip/Add
m
b
00 to 01
18 Key
m
c
Key Codes
19 Control [Backlight]
m
g
00 to 64
20 Input select
x
b
•
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.