how can we change the frequency of GPIO to 20Khz?

denvend · September 11, 2019, 1:54am

how can we change the frequency of GPIO to 20Khz?
thanks

JerryChang · September 11, 2019, 5:41am

hello denvend,

may I know which GPIO pin you would like to configure the frequency, is it PWM?
thanks

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