Raspberry Pi CNC Controller

============== Description ==============
Creating a DIY CNC controller with Linux CNC using a Raspberry Pi.

Links:
Linux Preempt-RT kernel:
https://lemariva.com/blog/2019/09/raspberry-pi-4b-preempt-rt-kernel-419y-performance-test

Raspberry Demo Hal File:
https://github.com/LinuxCNC/linuxcnc/blob/1eaa663957fc44473e0b649c3cd19284541f3fab/src/hal/drivers/hal_pi_gpio_demo.hal

RPI Logic Level Shifter:
https://github.com/ChrisWag91/rpi_level_shifter_hat

PI-LCNC Board:
https://github.com/ChrisWag91/PI-LCNC

CORRECTION:
There now is a ready to use OS image with LCNC already preinstalled available:
http://linuxcnc.org/iso/
And there is also a deb package for LCNC:
http://www.linuxcnc.org/dists/buster/2.8-rtpreempt/binary-armhf/

============= Further Questions ==============
Feel free to leave a comment.

============== Soundtrack =============
Music:
"Sommarfågel" by Wintergatan
"Music Machine Mondays Theme Song" by Wintergatan
"Sandviken Stradivarius" by Wintergatan

These Tracks can be downloaded for free at www.wintergatan.net
Free License to use the Tracks in your video can be downloaded at www.wintergatan.net