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Remote Control
Connect your wired remote control to Remote Control port on the Product.
Output waveform
single pulse, modulated with 37.917KHz signal at 455KHz
Configuration of frame
• 1st frame
Lead
Low
code
custom 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
Lead code
Bit description
• Bit "0"
0.56ms
Frame interval : Tf
• The waveform is transmitted as long as a key is depressed.
IR Codes
How to connect
Remote Control IR Code
Tc
T1
High
custom code
9ms
• Bit "1"
1.12ms
Tf
Tf=108ms@455KHz
Carrier frequency
FCAR = 1/Tc = fosc/12
Duty ratio = T1/Tc = 1/3
Data code
4.5ms
0.56ms
2.24ms
Tf
A8
Data code
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