Displaying data on an LCD is one of the most common tasks in Arduino projects. Traditionally, we connected LCDs using many wires, but with I2C LCD modules, the same task becomes simpler, cleaner, and ...
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 ...