Instructions | $20 USB MIDI host

11
Solder wires to Pi Zero
Raspberry Pi Zero has these test pads at the bottom that allow to bypass both of its USB jacks:
- PP1 is Vcc (+5V): solder Vcc wire from the power switch here
- PP6 is GND: solder ground wire from USB jack and USB hub here
- PP22 is Data +: solder Data + wire from USB hub here
- PP23 is Data -: solder Data - wire from USB hub here
12

Mount Pi Zero to the bottom plate of the 3D-printed enclosure

My enclosure is designed to use 5mm M2 standoffs.
13

Close the case and screw top and bottom parts from the sides

Use short M3 screws

$20 USB MIDI host