This ESP32-powered e-ink air quality monitor measures temperature, humidity, COâ‚‚ levels, and VOCs. It uses a custom PCB (ESP32-C3) and a 3.7" e-paper display. The full bill of materials, firmware, and ...
The ESP32 is an incredibly versatile microcontroller, and so long as you have the wires and the hardware to connect it to, you can do practically anything with it. I built an LED matrix display with ...
The ESP32 is the successor to the wildly popular ESP8266. There seems to be no end to what the chips can do. However, despite all the wireless communication capabilities, the module doesn’t have a ...