In the microcontroller era today, Arduino is more than just a tool to accomplish hobby tasks. There is actually a close relationship between microcontroller technology and home security, since you can ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

SwitchBot has announced a new product called the Presence Sensor with mmWave Radar. This sensor is built to detect people in a room more accurately than older motion sensors. It uses millimeter wave ...