volatile boolean Pulse = false; // "True" when User's live heartbeat is detected. "False" when not a "live beat". volatile boolean QS = false; // becomes true when Arduoino finds a beat. static ...

Here we are designing a very small, tiny CAN network sensor that can be attached to any vehicle. It detects motion, accidents, and all vehicle activities in real time. It can also be modified to act ...

The DHT22 is a temperature and relative humidity sensor. It has a digital converter on board, which communicates with the Raspberry Pi via a 1-wire interface. The sensor requires a 3.3V power supply, ...