Sensors

3 articles tagged “Sensors”.

2026

Feb 2022 updated Sep 2026 20 min read

IoT & Devices

Smart Water Tank: Real Time Water Level Monitoring System

A water level monitoring system built from an ultrasonic sensor, a Raspberry Pi and a PHP web application. This article explains how the parts fit together, what each…

ESP32 IoT Widgets Sensors

Feb 2022 updated Sep 2026 6 min read

IoT & Devices

Water Tank Widget – How to use it with Raspberry Pi

This online widget responds to the data sent by your Raspberry Pi. Create an account / login to access your widget. Download the code for your Raspberry Pi…

IoT Widgets Raspberry Pi Sensors

2020

Dec 2020 8 min read

Robotics

Compass Robot – Javascript Mobile Sensor Control

This project demonstrate how you can use a mobile phone as a compass and use it to control the robot’s direction precisely. The compass is created using javascript.…

JavaScript Raspberry Pi Sensors