This project implements a password entry system using Arduino, where users enter a 4-digit password via a keypad, and the entered password is displayed on an LCD. If the password matches the preset ...

This code is a simple Arduino sketch that implements a maze game using an LCD display and serial communication. Here's a breakdown of how the code works: Library and Constants: The code includes the ...

// C++ code // include the library code: #include // initialize the library with the numbers of the interface pins LiquidCrystal lcd(12, 11, 5, 4, 3, 2); int ultrasonic = 0; long ...

Nowadays, visual indication is a must-have feature for any electronic device, which will make user interaction much easier. There are multiple ways to implement the visual indication, from simple ...

Real-time environmental monitoring is increasingly important in agriculture, industrial automation, smart homes, and healthcare. The real-time data monitoring ...

We can see the X/Y coordinates for five points in the serial console when touching five points on the display at the same time. Playing MP3 files on ESP32-S3 through the built-in speaker The MaTouch ...

Digital displays are useful for quick and accurate readout, but lots of people prefer the physical motion of a needle moving along a dial. For instance, many smartwatch users choose an analog face to ...

This line follower robot with Arduino project example illustrates professional Arduino robotics project ideas through learning by doing. Our complete block diagram of the line follower robot with ...