I was trying to upload Blinky. I have made no changes to the example code. Arduino: 1.8.3 (Windows 10), Board: "Arduino/Genuino Uno" C:\Program Files (x86)\Arduino\arduino-builder -dump-prefs ...

Describe the problem I was trying to make a project using Waveshare 4.0.1 7 color E paper display. i tried the epd4in01f-demo code provided by waveshare, the code compiles fine at 1.8.19 but when ...