This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

This DIY gas leakage detector is designed for educational and basic monitoring purposes. For critical safety applications, ...

Here is the diagram of my Arduino infrared close proximity sensor. As you can see, ... [code] #define ALERT_LED 13 //SIGNAL LED . void setup() { TCCR1A = 0b10110010; ... Using pulsed light enables the ...

This Arduino-powered Shiftbrite LED ambilight setup takes things a step further by automatically adjusting the color and intensity of the ambient lights on the back of the display to match ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it … ...

Now that you've seen how to blink your Arduino's LED, we'll use one final, slightly more complex example: we'll use a third-party UNO breakout board and an external traffic light sensor board to ...