Control 256 relays! Seeing is believing!
Imitate musical instruments and make music with an Arduino and only few external components!
by Doctor Volt
The software library to calculate moon age, sunrise and sunset time.
Writing only Arduino code, it is easy to set up control over experiments and display results on the VirtualPanel Windows application.
This doorbell can operate without touch the switch.
by Akshay Joseph
Connect I2C Character LCD Display to Arduino and program it - quick and easy!
by Boian Mitov
Just before creating my next tutorial, which will be using a PIR sensor, I thought I might create a separate tutorial for PIR Sensor.
In this tutorial, I will be showing you how to get started with the small 0.91 and 0.96 I2C OLED displays using Arduino and NodeMCU.
I found limited documentation on the usage of a color sensor I recently purchased, so here is my attempt to make it more simple.
Arduino and NeoPixel Tutorial appropriate for a beginner.
by Elijah Scheele
Connect Stepper Motor to Arduino and control it with Rotary Encoder - Quick and Easy!
Play Super Mario Bros theme song on a piezo buzzer! It’s very simple and fun, and great as a beginner Arduino project.
by Jorge Rancé
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
An Arduino code that displays on a small 0.98" OLED SSD1306 Date/Time and also calculates and displays Salat Time for a given town
Driving a Single Digit 7 Segment LED Display requires 8 of an Arduino's 20 or so I/O pins. Using a 74HC595 shift register only requires 3.
by Mel Lester Jr
How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.
This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.
Make your projects colorful.
Easily connect Arduino boards at a great distance over RS485 with Visuino.
In this project, I am going to make a LAN cable tester with just a few basic electronics components. It cost me just a bit over $3.
Standalone PC software to use your Arduino as an oscilloscope, supports up to eight channels, at rates up to 100 kHz.
Connect Infrared Obstacle Avoidance Sensor to Arduino Nano and program it to detect obstacles - Quick and Easy!
Using the built-in Arduino EEPROM to save and restore values - Quick and Easy.
Connect multiple OneWire Maxim DS1820/DS18S20/DS18B20 thermometers to Arduino, and program it to measure the temperatures - Quick and Easy!
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