APPENDIX

Command Reference List

 

 

COMMAND1

COMMAND2

DATA

 

COMMAND1

COMMAND2

DATA

 

 

(Hexadecimal)

 

(Hexadecimal)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00 ~ 01

 

 

 

 

 

 

01.

Power

 

k

a

 

 

14.

Colour Temperature

k

u

Refer to p.67

02. Aspect Ratio

 

k

c

Refer to p.66

15.

Red Adjustment

k

v

00 ~ 3C

03. Screen Mute

 

k

d

 

00 ~ 01

 

16.

Green Adjustment

k

w

00 ~ 3C

04. Volume Mute

 

k

e

 

00 ~ 01

 

17.

Blue Adjustment

k

$

00 ~ 3C

05. Volume Control

 

k

f

 

00 ~ 64

 

18.

Abnormal Status

k

z

FF

06. Contrast

 

k

g

 

00 ~ 64

 

19.

Auto Configure

j

u

01

07.

Brightness

 

k

h

 

00 ~ 64

 

20. Equalize

j

v

Refer to p.68

08. Colour

 

k

i

 

00 ~ 64

 

21.

Tune Command

m

a

Refer to p.68

09. Tint

 

k

j

 

00 ~ 64

 

22. Channel Skip

m

b

00 ~ 01

10.

Sharpness

 

k

k

 

00 ~ 64

 

23. Key

m

c

Key Code

11.

OSD Select

 

k

l

 

00 ~ 01

 

24.

Input select (Main)

x

b

Refer to p.68

12.

Remote Control Lock

 

k

m

 

00 ~ 01

 

 

 

 

 

 

 

/Key Lock Mode

 

 

 

 

 

 

 

 

 

 

 

13.

Balance

 

k

t

 

00 ~ 64

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transmission / Receiving Protocol

Transmission

[Command1][Command2][ ][Set ID][ ][Data][Cr]

[Command 1] : First command to control the set.(j,k,m or x)

[Command 2] : Second command to control the set.

[Set ID] : You can adjust the set ID to choose desired Set ID number in Setup menu. Adjustment range is 1~ 99. When selecting Set ID ‘0’, every connected set is controlled. Set ID is indicated as decimal (1~ 99) on menu and as Hexa decimal (0x0~ 0x63) on transmission/receiving protocol.

[DATA] : To transmit command data.

Transmit ‘FF’ data to read status of comand.

[Cr] : Carriage Return

ASCII code ‘0x0D’

[ ] : ASCII code ‘space (0x20)’

OK Acknowledgement

[Command2][ ][Set ID][ ][OK][Data][x]

The set transmits ACK (acknowledgement) based on this for- 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.

Error Acknowledgement

[Command2][ ][Set ID][ ][NG][Data][x]

Set 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, set will send the ‘0’, ‘a’

[Data]: use the small character, if data is 0xab, set will send the ‘a’, ‘b’.

[NG]: use the large character.

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LG Electronics M237WA, M227WA owner manual Command Reference List, Transmission / Receiving Protocol