Microcontrollers are suitable for controlling devices and reading sensors, but you can also play games on them. I recently came across such a game: a Star Wars game
The popular smart switch Sonoff Basic from ITEAD has recently become available in a new version. The Sonoff Basic R3 is the successor of the trusted Sonoff Basic
With an ESP-WROOM-02 and an MQ-3 alcohol sensor you can easily make a portable alcohol detector. It will be a simpler implementation of the earlier project “Arduino breathalyzer:
Tasmota is an alternative open-source firmware for devices that are based on the ESP8266 WiFi chipset. The firmware provides the devices with timers, a web interface, Over The