LILYGO T5-4.7: http://alli.pub/5mzi8i or http://alli.pub/5mzicl
lib: https://github.com/Xinyuan-LilyGO/Lil...
arduinoJson: https://github.com/bblanchon/ArduinoJson
program: https://github.com/G6EJD/LilyGo-EPD-4...
Channel of the author of this project: / @g6ejd-david