This project shows how to connect an LCD screen to an Arduino Mega 2560 and use potentiometers (knobs) to adjust the screen’s contrast and control an extra function, like brightness. Explaining the ...
The following project demonstrates "A Real-Time Digital Clock" built using Arduino Uno R3, a 16x2 LCD display, and push buttons—no RTC module required. The project uses Arduino’s internal timing and ...
// 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 ...
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