That’s right, these parking sensors are powered by an Arduino board, and the only extra components that were used in the project are a HC SR04 ultrasonic sensor, an active buzzer, and jumper wires.

Once the Arduino detects a signal, it uses an ESP8266 WiFi module to send an email. The address [Don] used is the email-to-SMS address which results in a text message hitting his phone over the ...

The base station consists of an Arduino and another nRF24L01 module plugged into a laptop. The telemetry system is based on COSMOS , an open-source, realtime datalogging platform put out by Bell ...