Tutorial 1: Graphical LCD (128×64) Pin out, working and Applications.----https://microdigisoft.com/graphical-lcd-128x64-pin-out-working-and-applications/ Tutorial 2 ...
I made a board with 328PB and burned the MiniCore on it. The IDE does not support compiling code for U8Glib with MiniCore when I use 328PB, but it works fine if I switch to 328P.