# PWM

Allows direct control of a Servo Motor.

Please read the [pwm-output](https://headtracker.gitbook.io/head-tracker-v2.2/getting-started/wiring/pwm-output "mention") page to understand the feature.

![](https://1791219135-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-Md5nSb70RWQSfl1nJPs%2F-Md63F9e3fOx9oeN78TL%2F-Md63pP5v447151TF3_k%2Fimage.png?alt=media\&token=8a127adf-0297-49c8-9e56-efd7d0cae1d4)

PWM pins are fixed to A0, A1, A2, A3. Pick the channel you want on each pin.