Remote Control Ir Code; Output Wave; Configuration Of Frame; Lead Code - HP LD4200tm User Manual

Remote Control IR Code

Output Wave

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Single pulse, modulated with 37.9KHz signal at 455kHz
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Carrier Frequency
◦
FCAR = 1/Tc=fosc/12
◦
Duty Ratio = T1/Tc = 1/3

Configuration of Frame

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First Frame
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Repeat Frame

Lead Code

Repeat Code

Bit Description

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Bit "0"
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Bit "1"

Frame Interval: Tf

The waveforem is transmitted as long as a key is depressed.
64 Appendix C Controlling the Multiple Product ENWW