This digital output can be input to a microprocessor where illuminance (ambient light level) in lux is derived using an empirical formula to approximate the human eye response. Commonly available ...

The TSL2571 is a light-to-digital device with, on-chip photo-diodes, integrating amplifiers, ADCs and a 400 kHz I2C interface. Packaged into a convenient I2C Mini Module, the TSL2571 provides ambient ...

The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module. The soil moisture sensor module , built around the LM393 comparator, gives ...

Arduino Traffic Light. 28 Comments . by: Mike Szczys. January 5, 2010. Title: Copy. ... and an Arduino serial to USB module for connectivity. The AC load switching is handled by three relays.

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 ...

A light meter is a very useful device that finds applications in hospitals, schools, factories, parking lots, passageways, and many more to measure and maintain adequate lighting levels. It is also ...

Arduino Uno: The microcontroller that controls the circuit. Microphone Module: Detects the sound of clapping. Relay Module: Switches the power to the light bulb on and off. Light Bulb: The output ...

Inside you’ll find an Arduino board, microphone, and an 8×8 RGB module. The front cover of the project box diffuses the light using a sheet of tracing paper on a frame of foam board. It’s the ...

Step 2: Connect LED Light Strips to the Arduino. Now that you have all the necessary parts, it’s time to connect the LED light strips to the Arduino. The first step is to identify positive (+) and ...