* Description: 5 LEDs blink based on analog voltage level from a potentiometer for (int i = 0; i < 2; i++) digitalWrite(leds[i], HIGH); for (int i = 2; i < 5; i++ ...
Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...
The LED Pattern Door Lock System is an interactive electronic project built with an Arduino Nano and a 0.96″ I²C OLED display. The system allows users to unlock a virtual “door” by entering a ...
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