To connect two boards: an ESP32 (Wemos D1 Mini) and an Arduino Uno. To make the ESP32 the controller and display a web page containing buttons. When a button on the web page is pressed, the ESP32 ...
The Arduino UNO R4 brought a modern 32-bit platform to the classic UNO form factor, adding higher voltage tolerance, USB-C, a Renesas RA4M1 MCU, and a long list of robustness upgrades. The WiFi ...