Espressif ESP32 Technical Reference Manual page 434

16 Motor Control PWM (PWM)
Figure 16-16. Count-Up, Single Edge Asymmetric Waveform, with Independent Modulation on PWMxA and
PWMxB — Active High
The duty modulation for PWMxA is set by B, active high and proportional to B.
The duty modulation for PWMxB is set by A, active high and proportional to A.
P eriod = (P W M _T IM ERx_P ERIOD + 1) × T
P T _clk
Espressif Systems 434 ESP32 TRM (Version 5.2)
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