ESPHome, an open-source project, lets you program ESP32 and ESP8266 microcontrollers, along with sensors and other hardware, ...
The $10 ESP32 board has been a complete game-changer. It has helped transform my approach to building a reliable, ...
Recently, [Solder Hub] put together a brief video that demonstrates the basics of a Hall Effect sensor — in this case, one salvaged from an old CPU fan. Two LEDs, a 100 ohm resistor, and a 3.7 volt ...