Simple USB volume knob using https://s.click.aliexpress.com/e/_dVwsVW7 and a rotary encoder.
volume_knob.stl and volume_knob_holder.stl are designed around this module. The holder is designed to mount the encoder on a 12 mm width material thru a 16 mm hole.
- Remove the led connected to pin 2 on the digispark
- Connect GND to the encoder
Follow, but connect RED and BLUE to 0 and 2 pins, and the PINK wire to pin 1 on the digispark:
