The powerful Arduino UNO R4 is the newest member of the iconic ... this touches mainly the software part as indicated by the MCU’s 1400+-page-long datasheet (<300 pages for the ATmega328). The UNO R4 ...

This article shows how to use an Arduino Uno/Nano microcontroller with an OLED display module ... it’d be better to use a pre-wired MAX6675 breakout board rather than a bare chip soldered on an SMD ...