There are lots of smart home systems that will let you blast your older dumb appliances with infrared to control them.

Working with multiple sensors on an Arduino can unlock richer, more interactive projects. By integrating motion, light, distance, and environmental readings, you can create systems that respond ...

Recent Arduino projects showcase increasingly sophisticated multi-sensor integration, from multiplexers solving I²C address conflicts to interactive hubs with multiple modes. Developers are pairing ...

The Handkey II system provides a high security solution at a price, which compares to many card based systems. With Handkey II your hand is your card, allowing access only to authorised persons ...