Imitate musical instruments and make music with an Arduino and only few external components!

Control 256 relays! Seeing is believing!

Publish your Arduino input in real-time so it can be accessible on the internet without taking care of server side.

My project helps visually challenged people to walk without crashing into walls and obstacles. This help them to live freely

The software library to calculate moon age, sunrise and sunset time.

This doorbell can operate without touch the switch.

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

Writing only Arduino code, it is easy to set up control over experiments and display results on the VirtualPanel Windows application.

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.

Play Super Mario Bros theme song on a piezo buzzer! It’s very simple and fun, and great as a beginner Arduino project.

Connect Stepper Motor to Arduino and control it with Rotary Encoder - Quick and Easy!

Failed but still teaches a lot.

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

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

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.

Use FreeRTOS (simple, easy, robust, & optimised for the Arduino IDE) to reduce the power required for battery or low power applications.

FreeRTOS, simple, easy, robust, and optimised for Arduino IDE. Using FreeRTOS Semaphores to share and protect physical resources.

Get an input for your Arduino from the cloud without taking care of server side.

Standalone PC software to use your Arduino as an oscilloscope, supports up to eight channels, at rates up to 100 kHz.

How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.

This LED Display Module can works with two-color LED matrix in two sizes (large and small), as well a 7 segments x 4 digits.

Ultra low-cost flow-through photometer for on-line measurements of bacterial density.