Arduino is able to interpret signals from a variety of sensors. By placing a unit equipped with an ADXL345, an accelerometer ...

The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor and ... the camera when motion is sensed, but one could be added to support more complicated use cases, like an ...

That’s it. Microwave-based motion sensor board on top, controller board for LED ceiling light underneath. The power adapter is straightforward in that it accepts 100-240 Volts AC and turns it ...