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ESP32 C3 Super mini can't use PWM 1Hz error E (810) ledc: freq_hz=1 duty_resolution=0 ? #16434

Answered by robert-hh
Witawat asked this question in ESP32
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Each port has a different lowest PWM frequency. For ESP32C3 it's 5Hz. For 1Hz you may use the Timer mechanism.

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Answer selected by Witawat
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