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APPENDIX

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Configuration of frame

1st frame

Repeat frame

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Lead code

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Repeat code

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BBiitt ddeessccrriippttiioonn

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FFrraammee iinntteerrvvaall:: TTff

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

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

Lead code Low custom code High custom code Data code Data code

Repeat code

4.5 ms

9 ms

2.25 ms

9 ms

0.55 ms

0.56 ms

1.12 ms

0.56 ms

2.24 ms

Tf Tf

Tf=108ms @455KHz

Bit ”0” Bit ”1”

1. How to Connect

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

2. Remote Control IR Codes

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Output waveform

Single pulse, modulated with 37.917KHz signal at 455KHz

Carrier frequency

FCAR = 1/TC = fOSC/12

Duty ratio = T1/TC = 1/3

IR CODES

LG 22LG3DCH User Manual

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