A common hacker upgrade to an espresso machine is to improve stability and performance with a better temperature controller ... It runs on an Arduino MEGA 2560 PRO (or similar microcontroller ...

[TVMiller] hacked together a feature-packed controller for his existing shower valves. An Arduino MKR1000 reads the water temperature and controls the servos that allow him to start the shower ...

This Arduino-powered system automates watering while collecting real-time data on soil moisture, temperature, and sunlight. From sensor calibration to custom coding, this video explores the highs ...