RS-232C

 

Controlling the Multiple Product

 

 

 

Transmission / Receiving Protocol

01. Power(Command : a)

To control Power On / Off of the Set. Transmission

[k][a][ ][Set ID][ ][Data][Cr]

Data 0 : Power Off

1 : Power On

Acknowledgement

[a][ ][Set ID][ ][OK][Data][x]

To show the status of Power On / Off. Transmission

[k][a][ ][Set ID][ ][FF][Cr]

Acknowledgement

[a][ ][Set ID][ ][OK][Data][x]

Data 0 : Power Off

1 : Power On

02.Input Select (Command : b) (Main Picture Input) ► To select input source for the Set.

You can also select an input source using the INPUT button on the remote control.

Transmission

[k][b][ ][Set ID][ ][Data][Cr]

Data 2 : AV

4 : Component

7 : RGB (PC)

8 : HDMI (DTV)

9 : HDMI (PC)

Acknowledgement

[b][ ][Set ID][ ][OK][Data][x]

Data 2 : AV

4 : Component

7 : RGB (PC)

8 : HDMI (DTV)

9 : HDMI (PC)

A5

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LG Electronics M5520C, M4720C owner manual Controlling the Multiple Product