Anti-Drowsiness Alarm

Anti-Drowsiness Alarm

This reference design is an anti-drowsiness alarm, which aims to keep the drivers alert by disrupting one’s drowse.


Wifi throwie : improved version

Wifi throwie : improved version

iotests.blogspot.fr build a throwie based on ESP8266 WiFi module and a mini drone battery, he writes: A few months ago, Andreas...


LED-based time-of-flight IC for object detection and distance measurement

LED-based time-of-flight IC for object detection and distance measurement

by Lee Goldberg @ edn.com: Although Intersil’s ISL29501 time-of-flight (ToF) signal processing IC doesn’t have anything to do wit...


RF Remote DC Motor Direction Controller

RF Remote DC Motor Direction Controller

RF Based DC Motor Direction Controller project provides an easy way to control the direction of your DC Motor connected to the...


Large Current Relay Driver

Large Current Relay Driver

This is a large current Relay module with single pole double throw switch which provides normally closed and normally open...


4 CHANNEL INFRARED REMOTE MODULE

4 CHANNEL INFRARED REMOTE MODULE

4 Channel Infrared (IR) Remote is a simple project using the popular HT12A and HT12D encoder / decoder chips from Holtek.


Transient Voltage Suppressors

Transient Voltage Suppressors

Voltage suppressors are used to protect circuits from unwanted transients, when other devices like diodes and capacitors fail to...


Electronic Live Capture Mousetrap

Electronic Live Capture Mousetrap

A mousetrap is a type of animal trap specialize to catch small animals, particularly rodents like rats, mice, hamsters, etc.


Single Channel SMD Relay Driver

Single Channel SMD Relay Driver

Single Channel Relay Board is a simple and convenient way to interface a relay for switching application in your project.


Basic Types of Thyristors and Applications

Basic Types of Thyristors and Applications

In this article we will discuss about the various types of thyristors.


Not a battery, not a cap: Murata’s small energy [storage] device

Not a battery, not a cap: Murata’s small energy [storage] device

by Graham Prophet @ edn-europe.com: To meet what the company sees as a gap in the available range of energy storage solutions,...


Humidity sensor using 8051

Humidity sensor using 8051

by circuitstoday.com: This project is about a simple humidity sensor based on 8051 microcontroller.