Epi 32U4 by rallekralle11

Named after the Epipactis genus or orchids. The flower of one appears on the board.

Features
* USB power and data line ESD protection as well as power filtration and a fuse.
* Crenellated pins.
* No integrated voltage converter, only runs at 4,5-5,5v (down to 2,7 if you make it with an 8mhz crystal, or use the internal oscillator).
* USB-C connector sunk into the board, and slighly portruding from the end for panel mounting.
* 1,27mm pin spacing.
* Extra pins broken out.
* Holes where M2 bolts can be used to hold it in place.
* No rx/tx/power LEDs. Only one on pin 13 for testing.
* Includes some custom footprints with 3D models.

#mcu