# PWM Control Example # # This example shows how to do PWM with your OpenMV Cam. import time from pyb import Pin, Timer tim = Timer(4, freq=1000) # Frequency in Hz # Generate a 1KHz square wave on TIM4 with 50%, 75% and 50% duty cycles on channels 1, 2 and 3 respectively. ch1 = tim.channel(1, Timer.PWM, pin=Pin("P7"), pulse_width_percent=50) ch2 = tim.channel(2, Timer.PWM, pin=Pin("P8"), pulse_width_percent=75) ch3 = tim.channel(3, Timer.PWM, pin=Pin("P9"), pulse_width_percent=50) while (True): time.sleep_ms(1000)