The alternative to dedicated PWM hardware is to implement it in software. You can quite easily work out how to do this. All you need is to set a timing loop to set the line high at the repetition rate ...

You've managed to turn a motor ON/OFF with a Raspberry Pi, but being limited to just two choices—'always running at full power' or 'stopped'—doesn't allow for the delicate movements required for ...

Once you can spin a motor with a Raspberry Pi, your next step is to make it perform more precise movements. If you can not only spin it but also stop it precisely at any angle you like, the range of ...