LG Electronics STB1000

206-4147

Reference: IR Codes

Conﬁ guration of Frame

1st frame

Repeat frame

Lead Code

Repeat Code

Bit Description

Frame Interval: Tf

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

Bit “0” Bit “1”

Remote Control Connection

Connect your wired remote control to the REMOTE CONTROL OUT port on the STB1000 jack panel.

Remote Control IR Codes

Output Waveform

Single pulse, modulated with 37.917KHz signal at 455KHz

Carrier Frequency

FCAR = 1/TC = fOSC/12

Duty ratio = T1/TC = 1/3

C0 C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3D4 D5 D6 D7 D0 D1D2 D3 D4 D5 D6 D7

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

Repeat code Tf

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