IR CODES

APPENDIX

IR CODES

(This feature is not available for all models.)

1.How to Connect

■ Connect your wired remote control to the Remote Control port on the TV.

2.Remote Control IR Codes

■Output waveform

Single pulse, modulated with 37.917KHz signal at 455KHz

 

Tc

 

 

 

Carrier frequency

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FCAR = 1/TC = fOSC/12

 

 

 

 

 

 

T1

Duty ratio = T1/TC = 1/3

 

■Configuration of frame

1st frame

Lead code

Low custom code

High custom code

Data code

Data code

C0 C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7

Repeat frame

Repeat code

Tf

■Lead code

APPENDIX

9 ms

■Repeat code

9 ms

4.5 ms

1.How to Connect2.Remote Control IR Codes 0.55 ms

2.25 ms

■Bit description

Bit ”0”

 

 

Bit ”1”

 

 

 

 

 

0.56ms

1.12ms

■Frame interval: Tf

The waveform is transmitted as long as a key is depressed.

0.56 ms

2.24 ms

112

 

Tf

 

 

 

Tf

 

Tf=108ms @455KHz

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LG Electronics 42PJ350, 50PJ350 Ir Codes, How to Connect, Remote Control IR Codes, Output waveform, Configuration of frame
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50PJ350C, 50PK550C, 42pj340, 50PK550, 42PJ350 specifications

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