Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!

Attiny85/84 is very small and powerful chip from Atmel. In this tutorial we can add Bluetooth capabilities to this micro controller.

How to temperature compensate the Atlas salinity sensor automatically.

Real-time pH and salinity monitoring with LED indicators.

A system to maintain the pH level of a sample within a defined range.

Ever thought of controlling any electronic devices with your smart phone? Today I will show how to do it.

iRobbie is the revolutionary app that brings smartphone power to your Arduino project.

This system monitors the moisture of soil and waters it by 5v DC motor based water pump when needed.

In first part, we will show DHT22 sensor's data on the OLED. In the second part, we will display iPhone, Samsung and LG's logos on OLED.

Today we are going to learn about touch switch based on TTP223.

Mobile electronical device for blind and visual impaired people mobility.

This project will show how to set up a 16 x 2 LCD screen and display multiple sensor values.

A simple method to notify a problem is to use email, It’s very usefully and simple to share, so I created a library to do it.

Build a simple 3-axis joystick!

This projects detects knock using Arduino UNO and sends notification to Windows 10, Ubuntu.

In this protip, I will show you how to build DS18B20 Digital Thermometer with Arduino.

This Arduino Linear Actuator Tutorial shows how to do basic manual control of a large linear actuator using an Arduino and two buttons.

Connect I2C Character LCD Display to Arduino and program it - quick and easy!

Embedis is a library for creating simple embedded key-value servers using non-volatile storage like NVSRAM, FRAM, FLASH, or EEPROM.

This tutorial shows how to flash firmware on the ESP8266-01. Also how to connect the ESP8266-01/Arduino to Blynk.

Arduino micro with RFID unlock your computer. Set one or many RFID tag, and unlock your computer with your personal password.

This project allows you to draw your own controller to be used with anything. It utilizes capacitive sensing and graphite's conductivity.

Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.

Want to display text? Here is your component!