A common hacker upgrade to an espresso machine is to improve stability and performance with a better temperature controller, but [Schematix]’s Smart Coffee project doesn’t stop there. I… ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small ...

Built your very own parking sensors for the car using nothing more than an Arduino board and cheap components you can find online ...

By connecting multiple MFRC522 RFID readers to an Arduino Uno, she’s come up with a method of triggering a device (like an electronic door lock) only when the appropriate combination of RFID ...

Raspberry Pi enthusiasts, developers, or makers wishing to connect multiple sensors to their Raspberry Pi mini PC may be interested in the Whitebox Labs T3 shield and Atlas EZO sensors, which when ...

In a world where sensors monitor other sensors, the ability to condition multiple sensor inputs using a single IC makes sense. The multisensor interface circuit (MUSic) from ZMD ...