Temperature controlled fan using AVR Microcontroller (ATMega16)

Introduction: You may have seen so many applications of temperature control and indicators using different micro-controllers, microprocessors or other control devices. But what is the actual use of these temperature regulators is presented here. It controls the fan speed continuously, as the temperature varies. It is not a simple ON-OFF type control that activates the … Read more

Frequency Measurement and Pulse Width Measurement using Microcontroller (AT89C51)

Frequency Measurement Pulse Width Measurement using Microcontroller and Circuit designers and developers need different measuring equipment, such as digital multimeter, CRO, DSO, frequency counter, logic analyzer, etc. to test their circuits. When designing any PWM oscillator or generator or have generated any waveform, it is necessary to measure either the frequency or the time period. … Read more

Light tracker using LDR, stepper motor and AVR microcontroller

Introduction: Electricity is the most necessary and important element of human life. We cannot imagine daily life without electricity. Electricity is generated using conventional (coal, diesel) and unconventional (water, wind, sunlight) energy sources. The latest and most recent trend is to generate electricity from solar energy. The solar panel (consisting of photovoltaic solar cells) converts … Read more

2 in 1 RPM and Frequency Counter

Frequency measurement is one of the main requirements for many applications. The most obvious the frequency measurement method is using CRO (or nowadays using DSO). But this instrument is not portable or available with all students or hobbyists at any time. It’s actually a lab tool and not the portable one. It is also more … Read more

Intelligent Train Engines

We know that the Indian rail network is the largest in South Asia and perhaps the most complex in the world. There are so many local trains, fast, fast fast, passenger, goods …. etc. and several multiple procedures. However the schedule is perfect, it cannot be retained. And that’s why the train accidents are more … Read more

Remote Temperature Monitoring System

The temperature regulator or monitoring system is one of the most requested systems in almost all processing and manufacturing industries. Here, the given application demonstrates a completely new type of temperature control and control system. This one monitors the temperature, displays it, sends wireless signal to the remote monitoring node and give this node a … Read more

વોલ ફોલોઅર રોબોટ (WALL FOLLOWER ROBOT)

ABSTRACT વોલ ફોલોઅર રોબોટિક્સનો સૌથી મોટો અને એક મહત્વપૂર્ણ વિચાર છે. Wall ફોલોઇંગ એ સ્વાયત્ત રોબોટ છે જે દિવાલની તપાસ કરે છે અને તે પછી શું કરવું તે નક્કી કરે છે. તે આપમેળે ખસેડવા માટે રચાયેલ છે અને પ્લોટ લાઇનને અનુસરે છે. રોબોટ દિવાલને ઓળખવા માટે ઘણા સેન્સરનો ઉપયોગ કરે છે આમ રોબોટને ટ્રેક પર … Read more

મહિલા સુરક્ષા પટ્ટો (Women Safety belt)

INTRODUCTION આજના વિશ્વમાં, મહિલાઓની સુરક્ષા એ એક મોટો મુદ્દો બની ગઈ છે કારણ કે તેઓ શારીરિક / જાતીય શોષણ અને હિંસાના ડરને લીધે કોઈપણ સમયે ઘરની બહાર નીકળી શકતા નથી. એકવીસમી સદીમાં પણ, જ્યાં તકનીકી ઝડપથી વિકસી રહી છે અને નવા ગેજેટ્સ વિકસિત થયા હતા પરંતુ હજી પણ મહિલાઓ અને છોકરીઓ સમસ્યાઓનો સામનો કરી રહી … Read more

Home Automation Using Google Assistant

Overview So our main aim is to use goggle assistant in home automation system. But there we cannot communicate D1 mini directly with goggle assistant because the D1 mini is a very low-level IoT and goggle’s system is very high level. So we have to use some intermediate software to communicate with goggle assistant. That’s … Read more

Women Safety Belt

INTRODUCTION In today’s world, women safety has become a major issue as they can’t step out of their house at any given time due to physical/sexual abuse and a fear of violence. Even in the 21st century where the technology is rapidly growing and new gadgets were developed but still women and girls are facing … Read more