Marlin-PI3_Pro_B Firmware for my 3D printer. Originally copied from here (Marlin-PI3_Pro_B_3DTouch (A+).zip). Useful resources for installing 3DTouch: https://www.geeetech.com/blog/2016/09/how-to-use-3dtouch-auto-leveling-sensor-on-your-geeetech-prusa-i3/ https://www.geeetech.com/Documents/3DTouch%20auto%20leveling%20sensor%20%20User%20Manual.pdf https://www.geeetech.com/Documents/Users%20Manual%20of%20GT2560.pdf