borazsloThe GxEPD2 Library suggests the following mapping from Waveshare SPI e-Paper to ESP8266 NodeMCU:
- BUSY -> D2
- RST -> D4
- DC -> D3,
- CS -> D8
- CLK -> D5
- DIN -> D7
- GND -> GND
- 3.3V -> 3.3V
It works quite well (with the necessary adjustment in the code)
Wiring it Up
A project log for ESP8266 based EPD Google Calendar
List of the upcoming Google Calendar events on a Waveshare's 7.5inch e-Paper HAT (B) driven by an arduino NodeMCU run on battery
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