Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and GND to the ground rail. For the data connections, wire SDA to Pin 10, SCK ...

In LF, estimates at the relay are encoded and forwarded to the destination for improving the reliability of the received sequence transmitted from the multiple source nodes. Unlike the conventional ...

This project leverages ESP32, multiple sensors, and cloud tools like MQTT and Grafana to detect signs of life — motion, heartbeat, temperature, gases — and relay them to a real-time dashboard. It was ...