A rduino boards are a popular choice for DIY electronics, but it's not always clear how to get started with building projects ...
At the heart of the “Walter” board lies the ESP32-S3 microcontroller, equipped with 2MB of RAM and 16MB of flash memory.
We programmed the Adafruit RP2040 to play music when you hit the keys. It changes octaves when you rotate the rotary encoder.