What You’ll Need: Arduino Uno (or any compatible board) Joystick module LED (any color) Resistor (220 ohms for the LED) Buzzer Breadboard Jumper wires Circuit Diagram: Joystick: VRx to Analog Pin A0 ...

This simple fire alarm circuit uses a smoke sensor, a piezo buzzer for audible alerts, and an LED for visual signaling. When the smoke sensor detects the presence of smoke or gases, it sends a signal ...

Circuit Diagram and Working Explanation . Here we are going to write a program to blink an LED for every 500ms. In arduino uno, a LED will be already designed at the pin13, but we are not going to use ...

If there is a dead WS2812B LED in the strip, the LEDs after this dead LED might not work. If that’s the case, replace or bypass the faulty LED. Interfacing Neopixel Strip with Arduino . The following ...