There could be a few reasons for this.
Most probable is the PWM frequency.
There are ways to overcome this.
Personally I used the timers which can be changed.
See lines 35 to 38 in this project
There could be a few reasons for this.
Most probable is the PWM frequency.
There are ways to overcome this.
Personally I used the timers which can be changed.
See lines 35 to 38 in this project