Working Voltage:DC 2.7V-12V;Max Static current:1mA;delay time: 2S;Blockade time: 2S;Sensor angle:100 Degree;Sensor distance: 3-5m. Repeatable Trigger Mode:When people enters the sensing range, the ...

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...

[Revanth Kailashnath] writes in to tell us about an interesting project he and his team have been working on for their “Real Time Embedded Programming” class at the University of Glasgow. Intended to ...

Working from home with regular video meetings has its challenges, especially if you add kids to the mix. To help avoid embarrassing situations, [Charitha Jayaweera] created Present!, a USB device to ...