Anyone searching for an Arduino ... motion sensor, it takes a picture. Images are posted to io.adafruit.com using the REST API.” “There’s also the fact that this project uses a TTL serial ...

If so, a game camera ... this DIY motion trigger for a DSLR is a quick and easy build, and probably loads more fun. The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor ...

But that’s not to say some of those fancy head-tracking tricks wouldn’t be ... The idea here is simple enough: attach a motion sensor to a standard gaming headset (here a MPU-6050 IMU ...

The HTC Vive does positional tracking with two IR ... a working prototype based on an Arduino and a ESP8266 microcontroller. So far he can track a single sensor at a range of about a meter.