Compared to the Arduino Uno of old, modern microcontrollers are absolutely tiny — especially for the amount of processing power and I/O you get. But if you need something really small, like ...

This program is based on an ESP-IDF TinyUSB USB MIDI example with minimal changes so it works with arduino-esp32. See https://github.com/espressif/esp-idf/blob/master ...

You can transmit audio information over a wire or (e.g. if you have an ESP32) wirelessly. It is important that you make sure that the transmitted amount of audio data is below the transmission ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...