The transistor serves as a current sink, and its base is connected to Arduino pin 3 (D3) to apply pulse width modulation control. The wiring diagram and sketch for a simple experiment is shown below. ...

Thanks to the Arduino community for the invaluable resources and support. Special thanks to everyone who contributed to testing and refining the LCD Tester design. This README provides a basic outline ...

This one’s a bit abstract. Remember those LCD games that became quite popular sometime in the 1990’s? You know, the ones that had only one game, usually a character that could be moved … ...

Include the header files for the New LiquidCrystal library. Create an instance of the right LCD driver object. Refer to the documentation of the New LiquidCrystal library on how to do this. Include ...

The Alphanumeric LCD for Arduino will be our first circuit: using only one component, and of course the LCD, we can povide our Arduino board with at least a 16×2 alphanumeric LCD display that we will ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his ow… ...

The arLCD features a 3.5 inch, 320 x 240 resolution, 65K colors, 250 nit brightness LCD with integrated resistive touchscreen. This intelligent control module is highlighted by a 16-bit GPU, 4 ...