Use a fleet of devices to monitor the soil in an agricultural field or greenhouse, and visualize the data remotely.
Connect Arduino to a web browser over Bluetooth and see a 3D model and graph moving around - magic!
Learn how to use Arduino IoT Cloud and Amazon Alexa to interact with your sensors.
This is a simple and fun project with pocket friendly budget.
View current weather data by using the OpenWeatherMap API along with the new Raspberry Pi 4.
Real-time pH and salinity monitoring with LED indicators.
The objective is to find an easy way to implement RS485 on an Arduino Uno, then to adapt it to an ESP8266.
How to connect multiple Atlas EZO sensors to a Raspberry PI.
A solar-powered temperature and humidity monitoring system for compost.
How to make a benchtop pH meter with an Arduino Uno and the Gravity analog pH sensor from Atlas Scientific.
Run Home Assistant using balena on a Raspberry Pi to create a beautiful dashboard with data from indoor air quality sensors.
In order to avoid bacterial and virus transmission when using public dispenser, I made the simplest automatic non-contact switch on Arduino.
A system to maintain the pH level of a sample within a defined range.
Read CO2 and tVOC data using CCS811 I2C sensor breakout by itbrainpower.net. Temperature and humidity read compensation notes.
Replicate a 3D environment in real-time!
Expand your board's storage with an I2C-enabled EEPROM chip.
Monitor the world's rivers and lakes through a collaborative cloud allowing you to monitor any body of water with a fleet of devices.
Use a Nano 33 IoT or a MKR WiFi 1010 to access a TI SensorTag to easily build a powerful BLE data logger.
A solar-powered IoT device for monitoring sound level, air quality, humidity, and temperature.
A simple to build, but very sensitive electromagnetic field detector.
Measure the dew point and humidity with an Arduino-based Chilled Mirror Hygrometer.
In this project, I create a sound location finder. This circuit can be used as the basic building block to a robot that reacts to sound.
Use a DHT22 sensor with Arduino to acquire room relative humidity, temperature, humidex. Show values on display. Log data with MATLAB.
A portable distance alarm that will give light and sound warning when people get into your one meter circle.