Library for using the waveshare 2.7 inch e-Paper HAT (B) display (https://www.waveshare.com/wiki/2.7inch_e-Paper_HAT_(B)) with a Wemos D1 mini. The Library has been ported from https://www.waveshare.com/wiki/File:2.7inch_e-paper_hat_b_code.7z which was written for Arduino UNO.
| e-Paper | Wemos D1 mini |
|---|---|
| 3.3V | 3V3 |
| GND | GND |
| DIN | D7 |
| CLK | D5 |
| CS | D1 |
| DC | D2 |
| RST | D6 |
| BUSY | D4 |