Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and ...

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...

The most popular display system widely used in Arduino projects is the liquid crystal display (LCD). LCD displays consists primarily of two sheets of polarized glass plates with a thin layer of liquid ...

This Arduino-based Pomodoro timer project also uses this 25-minute cycle. Once you push the button to ... display a count-up timer and a "Study time!" message on the LCD, and turn a green LED ...

Maker Sean Hodgins has created a special kind of YouTube Play Button ... Arduino. This Arduino is hooked into the YouTube API and given the name of his channel as well as a live subscriber count ...

The timer is based on an Arduino Pro Mini and an HX1230 LCD with a simple piezo speaker for audible alerts. A single button controls operation of the timer, with short presses incrementing each ...