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 ...

Hey there! 👋 I'm thrilled to share my latest Arduino project featuring an alphanumeric LCD display (LCD1602). This project allowed me to dive into the world of hardware and microcontrollers, creating ...

While the Alphanumeric LCD project for Arduino hardware aims to be simple, cheap and save as much as possible the available I/O ports (only three pins are used), in the same way the software to manage ...

Keyless Door Pin Lock System This Sketch allows the End user to create a PIN Lock System the access is granted when the correct 4 character PIN is entered, when the correct password is typed the text ...

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 … ...

Enter the ExtraCore library for Arduino, a software library that turns two or more Arduinos into a multi-core microcontroller with more pins than you’ll ever need.

Circuit and Working Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, ...