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Timers are the hardware in the processor used to count and time events. Use this tag for questions about the hardware timers.

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Generating a 38 KHz signal without timers

I just built an NE555 based circuit for 38 kHz. Sender is a 950 nm IR diode, receiver is said TSOP4838. According to the NE555 Data Sheet, the frequency in astable mode is approximately f ≈ 1.44 / (C …
Simon A. Eugster's user avatar