The Grove-Relay module is a digital normally-open switch. Through it, you can control circuit of high voltage with low voltage, say 5V on the controller. There is an indicator LED on the board, which ...

IN - This pin is also called the control pin because it is used to control the output of the relay. COM - is connected to the device you intend to connect. NC - terminal is connected to the COM ...

IoT-Based Object Detection and Light Control using Arduino, Ultrasonic Sensor, and Relay Module Project Overview This project implements an IoT-based system using an Arduino Uno, an ultrasonic sensor, ...

If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor/water pump controller that lights an LED to alert the user when it is time to water a potted ...

Every one of us likes a little greenery in our houses, don’t we? Plants require really low maintenance and can be left for days without supervision, but our long trips extending over a week or 2 can ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the Raspberry Pi RP2040 microcontroller that makes it programmable with the Arduino IDE ...