This is a code for a simple traffic light system with three LEDs representing ... The variables are given pin numbers corresponding to the physical pins on the Arduino board where the LEDs are ...

a logic-level translator will be required between the Arduino-based board and the IQS323. The behaviour and pin assignments of the Arduino code can be configured with the #define settings at the start ...

The automatic light ... Arduino code void setup ( ) It is assumed that only one person would be using the washroom at a time, so using if condition, when count (here ‘total’) is checked for the value ...

Interrupts in Arduino works same as in other microcontrollers. The Arduino UNO board has two separate pins for attaching interrupts on GPIO pin 2 and 3. We have covered it in detail in Arduino ...

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 ...

Furthermore, the vacant solder pads near the three-pin interface header is for mounting a light-dependent resistor ... like USB programming interface, on-board voltage regulator, and Arduino IDE ...

It consists of an Arduino board, power supply, light-dependent resistor (LDR ... logic-high level at the Arduino input terminal (pin 2) enables the alarm unit through the program code. The integrated ...

An infrared proximity sensor or IR Sensor is an electronic device that emits infrared light ... Arduino projects with Code, Circuit Diagram, and detailed explanations completely free for everyone to ...