LG 22LH2 Series Owner's Manual page 135

Communication Parameters
Baud rate : 9600 bps ( UART )
A
Data length : 8 bits
A
Parity : None
A
Command Reference List
C C O O M M M M A A N N D D 1 1 C C O O M M M M A A N N D D 2 2
01. Power k
02. Aspect Ratio k
03. Screen Mute k
04. Volume Mute k
05. Volume Control k
06. Contrast k
07. Brightness k
08. Colour k
09. Tint k
10. Sharpness k
1 1. OSD Select k
k
12. Remote Control Lock
/Key Lock Mode
Transmission / Receiving Protocol
T T r r a a n n s s m m i i s s s s i i o o n n
[ [ C C o o m m m m a a n n d d 1 1 ] ] [ [ C C o o m m m m a a n n d d 2 2 ] ] [ [ ] ] [ [ S S e e t t I I D D ] ] [ [ ] ] [ [ D D a a t t a a ] ] [ [ C C r r ] ]
[Command 1] : First command to control the set.
[Command 2] : Second command to control the set.
[Set ID] : You can adjust the set ID to choose desired TV ID
number in Setup menu. Adjustment range is 1
When selecting Set ID '0' , every connected TV is
controlled. Set ID is indicated as decimal ( 1
on menu and as Hexa decimal ( 0x0
transmission/receiving protocol.
[DATA] : To transmit command data.
Transmit 'FF' data to read status of command.
[Cr] : Carriage Return
ASCII code '0x0D'
[ ] : ASCII code 'space (0x20)'
All manuals and user guides at all-guides.com
Stop bit : 1 bit
A
Communication code : ASCII code
A
Use a crossed (reverse) cable.
A
DATA
(Hexadecimal)
a 00 ~ 01 13. Balance
c Refer to p.134
14. Colour Temperature
d Refer to p.134 15. Abnormal Status
e 00 ~ 01 16. Auto Configure
f 00 ~ 64 17. Channel Add/Del
g 00 ~ 64 18. Key
00 ~ 64
h 19. Input select (Main)
i 00 ~ 64 20. Control Back Light
j 00 ~ 64 21. Energy Saving
k 00 ~ 64 22. Tune Command
l 00 ~ 01
m
00 ~ 01
O O K K A A c c k k n n o o w w l l e e d d g g e e m m e e n n t t
[ [ C C o o m m m m a a n n d d 2 2 ] ] [ [ ] ] [ [ S S e e t t I I D D ] ] [ [ ] ] [ [ O O K K ] ] [ [ D D a a t t a a ] ] [ [ x x ] ]
The TV transmits ACK (acknowledgement) based on this for-
(j,k,m or x)
mat 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.
~
99.
~ 99 )
E E r r r r o o r r A A c c k k n n o o w w l l e e d d g g e e m m e e n n t t
~
0x63 ) on
[ [ C C o o m m m m a a n n d d 2 2 ] ] [ [ ] ] [ [ S S e e t t I I D D ] ] [ [ ] ] [ [ N N G G ] ] [ [ D D a a t t a a ] ] [ [ x x ] ]
TV transmits ACK(acknowledgement) based on this format
when receiving abnormal data form non-viable functions or
communication errors.
[Command 2] : use as command.
[Set ID]: use the small character, if set ID is 10, TV will send the '0' , 'a'
[Data]: use the small character, if data is 0xab, TV will send the 'a' , 'b' .
[NG]: use the large character.
C C O O M M M M A A N N D D 1 1 C C O O M M M M A A N N D D 2 2
(Hexadecimal)
k t 00 ~ 64
00 ~ 02
k u
k z
j u
m b 00 ~ 01
m c Key Code
x b Refer to p.136
m g 00 ~ 64
j q 00 ~ 05
m a Refer to p.137
DATA
FF
01
133