It’s like Dark and light Detector circuit but this time we are using Arduino to get more control over light. In this circuit, we are making a Light Sensor using LDR with Arduino to control a bulb/CFL ...

Connect the A0 pin of the Arduino to the same column where the LDR and resistor is connected (Since the LDR gives out an analog voltage, it is connected to the analog input pin on the Arduino. The ...

Light sensor Dark sensor. Light and dark detection using an LDR. For this project, let’s stick to the LDR sensor module so we can select the light or dark detection by placing jumpers. We’ll be using ...

Soil Moisture Sensor Pinout. The Soil moisture sensor a.k.a the soil humidity sensor, has four pins VCC, GND, Aout, Dout.These four pins can be used to get the soil moisture data from the sensor, The ...

The Arduino board in connected to an LDR (Light Dependent Resistor) sensor that captures the light reflected from the mirror which was emitted by a single LED. The ruler will be manually set in motion ...

Key instruments include LDR sensors, Arduino Uno, relay modules, and a power supply system. This project offers a practical solution to improve energy efficiency in offices, suggesting future ...

At one end is an LED and at the other the LDR, and when attached to a glove it provides a finger sensor without the fuss. ... and with a simple divider circuit a voltage can be read by an Arduino.

Connect the A0 pin of the Arduino to the same column where the LDR and resistor is connected (Since the LDR gives out an analog voltage, it is connected to the analog input pin on the Arduino. The ...