LG 32LT570H - TLT Communication Parameters; RS-232 C Configuration; Communication Parameters; Command Reference and Descriptions

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Reference: TLT Communication Parameters
RS-232C Conguration
RS-232C IN (CONTROL)
DB9 Serial Port on TV
1 5
6 9
RS-232C IN (CONTROL) Port Pin Configuration
Pin Number Description
1 3.5 V
2 RXD (Receive Data)
3 TXD (Transmit Data)
4 IR Out from TV
5 GND
6 No Connection
7 No Connection
8 No Connection
9 No Connection
If your conguring device has a DB9 serial port, use a DB9-Female to DB9-Female null-modem crossover
cable to connect the device to the TV.
Communication Parameters
• Baud rate: 9600 bps (UART)
• Data length: 8 bits
• Parity: None
• Stop bit: 1 bit
Command Reference List
Note: Commands may work differently depending on model and signal.
Command
1
Command
2
Data
(Hexadecimal)
Command
1
Command
2
Data
(Hexadecimal)
01. Power k a 00 / 01 11. OSD Select k l 00 / 01
02. Aspect Ratio k c (see page 78) 12. Remote Control
Lock Mode
k m 00 / 01
03. Screen Mute k d 00, 01, 10 13. Balance ** k t 00 – 64
04. Volume Mute k e 00 / 01 14. Color
Temperature *
x u 00 – 64
05. Volume
Control
k f 00 – 64 15. Equalizer j v (see page 80)
06. Contrast * k g 00 – 64 16. Tune Command m a (see page 80)
07. Brightness * k h 00 – 64 17. Channel
Add/Delete
m b 00 / 01
08. Color * k i 00 – 64 18. Key m c (see page 81)
09. Tint * k j 00 – 64 19. Control
Backlight
m g 00 – 64
10. Sharpness * k k 00 – 32 20. Input Select
(Main)
x b (see page 81)
* These features are also adjustable in the Picture Menu. ** This feature is also adjustable in the Sound Menu.