openmv/scripts/examples/50-OpenMV-Boards/50-IMXRT-Boards/50-Board-Control/pwm_control.py
2024-02-16 12:01:32 -08:00

46 lines
1.2 KiB
Python

# This work is licensed under the MIT license.
# Copyright (c) 2013-2024 OpenMV LLC. All rights reserved.
# https://github.com/openmv/openmv/blob/master/LICENSE
#
# This work is licensed under the MIT license.
# Copyright (c) 2013-2024 OpenMV LLC. All rights reserved.
# https://github.com/openmv/openmv/blob/master/LICENSE
#
# PWM Control Example
#
# This example shows how to do PWM with your OpenMV Cam.
import time
from machine import PWM
# P7 and P8 may share the same PWM module they need
# to have the same frequency.
p7 = PWM("P7", freq=100, duty_u16=32768)
p8 = PWM("P8", freq=100, duty_u16=32768)
# P9 and P10 may share the same PWM module they need
# to have the same frequency.
p9 = PWM("P9", freq=100, duty_u16=32768)
p10 = PWM("P10", freq=100, duty_u16=32768)
while True:
for i in range(0, 65536, 256):
p7.duty_u16(65535 - i)
time.sleep_ms(10)
p7.duty_u16(32768)
for i in range(0, 65536, 256):
p8.duty_u16(65535 - i)
time.sleep_ms(10)
p8.duty_u16(32768)
for i in range(0, 65536, 256):
p9.duty_u16(65535 - i)
time.sleep_ms(10)
p9.duty_u16(32768)
for i in range(0, 65536, 256):
p10.duty_u16(65535 - i)
time.sleep_ms(10)
p10.duty_u16(32768)