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20 lines
689 B
Python
20 lines
689 B
Python
# This work is licensed under the MIT license.
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# Copyright (c) 2013-2023 OpenMV LLC. All rights reserved.
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# https://github.com/openmv/openmv/blob/master/LICENSE
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#
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# PWM Control Example
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#
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# This example shows how to do PWM with your OpenMV Cam.
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import time
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from pyb import Pin, Timer
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tim = Timer(4, freq=1000) # Frequency in Hz
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# Generate a 1KHz square wave on TIM4 with 50%, 75% and 50% duty cycles on channels 1, 2 and 3 respectively.
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ch1 = tim.channel(1, Timer.PWM, pin=Pin("P7"), pulse_width_percent=50)
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ch2 = tim.channel(2, Timer.PWM, pin=Pin("P8"), pulse_width_percent=75)
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ch3 = tim.channel(3, Timer.PWM, pin=Pin("P9"), pulse_width_percent=50)
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while True:
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time.sleep_ms(1000)
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