One port to role them all.
by Tal O
This is a very simple way to control a 3-phase AC installation in a delta configuration.
Project in progress by philippedc
Project showcase by Konstantin Dorohov
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.
Library to use I2C PCF8575 IC with Arduino and ESP8266. This IC can control until 16 digital devices like button or LED with only two pins.
A simple sensor to measure conductivity changes in water and other materials!
by Jen Fox and Hacking STEM
Expand your board's storage with an I2C-enabled EEPROM chip.
by Arduino “having11” Guy
Writing only Arduino code, it is easy to set up control over experiments and display results on your PC's panel application.
Calibrating Atlas Scientific's EZO pH sensor using Arduino Uno.
by Atlas Scientific
Calibrating Atlas Scientifc's EZO D.O sensor using Arduino Uno.
An ultimate tutorial for beginners on how to connect and use an ESP8266 via Arduino and program it to blink an LED using the Blynk app.
by Inventor Niv
In this project, we will learn to build an IR sensor module with transistor and an Arduino as well.
Project tutorial by Manikant savadatti
A simple project, involving transferring value of a sensor, which is connected from one Arduino to another, and getting a required result.
by Chandran N
This project will show you how to transmit variables to control a servo motor.
How to connect A6 GSM GPRS module with Arduino and also work with “AT” commands.
Project tutorial by EasyMades
We will teach you that it is possible to write only one Serial.print line to display several messages.
by 3 developers
Program Arduino boards without using traditional USB cables.
Project tutorial by Shubham Shinganapure
Voltmeter can measure voltage up to 50VDC. It automatically calibrates when voltage of power supply is unstable.
Project tutorial by IoT_hobbyist
This project demonstrates the working with Shift Register.
RS-485/RS-422 shield, Arduino Uno and Modpoll (Linux).
Project tutorial by Alf81010
This project illustrates switching using a transistor.
A single Arduino Uno/Mega can carry up to 14 RS-232 boards. Each board is distinguished by ID, which is set via a DIP switch.
Project showcase by phpoc_man
Servo!!! The motor for Robots
Project tutorial by RoboCircuits
How to make a graph from an analog input with Processing and Arduino.
by Bert Bill
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