TOSULY - Filament scale

https://github.com/KubiV/TOSULY-Filament-Scale 3D printable parts for TOSULY - DIY Filament scale integrated into filament holder (2 custom PCBs)Do It Yourself Filament Spool Scale which is integrated into the filament holder so you can easily monitor your remaining filament. By default it is not using batteries so you can hook it up straight to the printer/power suply. Optionaly you can add battery by soldering extension wires to prepared pads and than attach battery.FeaturesOpen-sourceCustom PCBOLED 0.96 inch displayButtons (one under the display so it clicks when you push the display)By double-clicking button subtract spool dry massPowered by Arduino NanoCompatible with stock Ender 3 spool holder, Prusa Original frameNeeded:4x M3 screws (15mm for mounting PCBs)2x M3 nuts (rectangle PCB mounting)4x M4 screws (approx. 10 mm, and 2 with flat head)Custom PCB7x1 horizontal pin header 2.54 mm pitchArduino NanoUSB cable (according on Arduino Nano variant)A DC-DC step-down converter and USB