Filament Scale

Update May 4, 2019: Change description from 0.96" to 1.3" OLED

This device determines the amount of remaining filament for a 3D printer.

It is inspired by the thingiverse make: https://www.thingiverse.com/thing:2798423
3D Printer Filament Scale, by Steven Westerfeld, aka Kisssys.
The mounting mechanism and load cell are unchanged but everything else is different.

**The hardware required is:**
* 5kg load cell with HX711 interface
* 1.3" IIC Oled display
* WeMos D1 Mini t