Communication Parameters - LG 50PG6500 Owner's Manual

APPENDIX

Communication Parameters

Baud rate : 9600 bps ( UART )
A
Data length : 8 bits
A
Parity : None
A
Command Reference List
01. Power
02. Aspect Ratio
03. Screen Mute
04. Volume Mute
05. Volume Control
06. Contrast
07 . Brightness
08. Colour
09. Tint
10. Sharpness
1 1. OSD Select
1 2. Remote control lock mode k
1 3. Balance
1 4. Colour Temperature
1 5. Red Adjustment
1 6. Green Adjustment
1 7 . Blue Adjustment
1 8. Abnormal Status
19. ISM Method
20. Low Power
21. Auto Configure
22. Channel Select Command m
23. Send IR Code
24. Back Light
25. Input select (Main)
98
Stop bit : 1 bit
A
Communication code : ASCII code
A
Use a crossed (reverse) cable.
A
COMMAND COMMAND DATA
1 2
(Hexadecimal)
k a 00 ~ 01
k c Refer to p. 99
k d 00 ~ 01
k e 00 ~ 01
k f 00 ~ 64
k g 00 ~ 64
k h 00 ~ 64
k i 00 ~ 64
k j 00 ~ 64
k k 00 ~ 64
k l 00 ~ 01
m 00 ~ 01
k t 00 ~ 64
k u 00 ~ 03
k v 00 ~ 50
k w 00 ~ 50
k $ 00 ~ 50
k z 00 ~ a
j p Refer to p. 101
j q 00 ~ 01
j u
a Refer to p. 102
m c Key Code
m g 0 ~ 64
x b Refer to p. 102
Transmission / Receiving Protocol
Transmission
[Command1][Command2][ ][Set ID][ ][Data][Cr]
* [Command 1] : First command to control the TV.
* [Command 2] : Second command to control the TV.
* [Set ID]
* [DATA]
* [Cr]
* [ ]
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
* The TV transmits ACK (acknowledgement) based on
01
this format when receiving normal data. At this time, if
the data is data read mode, it indicates present status
data. If the data is data write mode, it returns the
data of the PC computer.
Error Acknowledgement
[Command2][ ][Set ID][ ][NG][Data][x]
* The TV transmits ACK (acknowledgement) based on
this format when receiving abnormal data from
nonviable functions or communication errors.
Data 01: Illegal Code
02: not support function
03: Wait more time
(j, k, m or x)
: You can adjust the set ID to choose
desired monitor ID number in option
menu.
Adjustment range is 1 ~ 99.
When selecting Set ID '0' , every
connected TV is controlled.
Set ID is indicated as decimal (1~99) on
menu and as Hexa decimal (0x0~0x63)
on transmission/receiving protocol.
: To transmit command data.
Transmit 'FF' data to read status of
command.
: Carriage Return
ASCII code '0x0D'
: ASCII code 'space (0x20)'