Zener diode is a silicon semiconductor device that permits current to flow in either a forward or reverse direction. The diode consists of a special, heavily doped p-n junction, designed to conduct in ...

The pets need to be fed timely so that they could maintain good health. The pet owners aren’t available at the home 24/7, sometimes they go for business meetings to another city or someone else’s ...

The Raindrops module consists of two boards, namely Rain Board and Control Board. The Rain control module which is shown below consists of 4 pins to connect the Arduino namely VCC, GND, D0, A0 and two ...

This paper presents a smart irrigation system suitable for use in places where water scarcity is a challenge. In many parts of Africa, even when irrigation is practiced, it is manually operated. Smart ...

Department of Electronics, School of Engineering, HBTU, Kanpur, India. Visible light communication (VLC) is the term given to an optical wireless communication system that conveys information by ...

Presented here is a simple 7×5 LED matrix circuit vriven by Arduino Uno (Arduino LED). It can be used to display your name or create any number of patterns. If the logic of this LED matrix is ...

I own some frequency counters and signal generators, but when measuring one with another they do not show the same frequency on their display. The do not seem to be very accurate, all of them have ...

This Arduino based Real time clock is a digital clock to display real time using a RTC IC DS1307 which works on I2C protocol. Real time clock means it runs even after power failure. When power is ...