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 ...

A versatile Arduino UNO-based component tester that can measure and identify a wide range of electronic components including resistors, capacitors, inductors, diodes, LEDs, BJTs, LDRs, and check ...