How to control hardware pwm on Raspberry Pi

[koying (Chris B)]

I don’t think there is an “out-of-the-box” generic way to handle GPIO PWM, currently, but the following thread might be a good starting point for you

Raspberry Pi Fan

Here you go. note that this is actually authored by Andreas Spiess (http://www.sensorsiot.org/variable-speed-cooling-fan-for-raspberry-pi-using-pwm-video138/) i have only added the code to publish fan speed and temperature to my MQTT broker, from where HA is picking it up. i have also trimmed the code down a bit to exclude the stuff he had for battery monitoring etc. fancontrol.py #!/usr/bin/env python3 # Author: Andreas Spiess import os import time from time import sleep import signal impor…