This module contains functions for accessing the hardware timers, and include delays in your programs. The delay functions introduces a delay in the program for a specified period of time. The delay ...

This type of infrared proximity circuit is widely used as an electric switch where physical contact is not desired for hygiene purpose. For example, we commonly see use of infrared proximity sensors ...

A digital switch is useful when you need to automate electrical appliances like your AC, geyser, water pump, irrigation pump, sauna, charging for solar inverter, and the like. It helps you handle ...

I have already made some devices using SeeedStudio’s Seeeduino Nano microcontroller boards and Grove Sensors. In this post I am going to show you how to make a simple sound activated electronic switch ...

A cool tool can be any book, gadget, software, video, map, hardware, material, or website that is tried and true. All reviews on this site are written by readers who have actually used the tool and ...

This timer switch for an electric water heater is based on NodeMCU and Blynk IoT cloud solution. An electric water heater is used in bathrooms during the cold season for bathing with hot water. A ...

Remote controlled power switches of the KlikAanKlikUit brand (see images for a receiver) are regularly offered at reasonable prices. We use several of them to switch lights on and off. Would it not be ...