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Digital Code lock using AT89C2051

Digital Code lock using AT89C2051 Tuesday, November 18th, 2008  »  Posted By Ranjith  »  Total 23 Comments

Here is a project called ‘Digital Code Lock using AT89C2051′. LCD is used for display and a keyboard is used to input  the keys. This project source code is written in C. Both the C files and hex files are given for download. A Brief Description: This a simple project with efficient hacking prevention from [...]

Control your PC with TV Remote

1 Tuesday, November 18th, 2008  »  Posted By Ranjith  »  Total 23 Comments

Now you can control your mouse cursor and windows media player with your TV remote… So when you are watching a movie or listening songs on your PC, you need not to get up from your seat to change the volume or to change the track.. you can simply use your TV remote to do [...]

Automated multistoried car parking system

Automated multistoried car parking system Friday, November 7th, 2008  »  Posted By Ranjith  »  Total 350 Comments

Introduction Basic idea Hardware description Display section Keyboard, Indicator & Beeper section Lift & motor section Sensor section LCD section Software program 1.Introduction: Automatic multistoried car parking system helps to minimize the car parking area. In the modern world, where parking-space has become a very big problem and in the era of miniaturization, it is [...]

Automatic Railway Gate Control & Track Switching

Automated multistoried car parking system Thursday, November 6th, 2008  »  Posted By Ranjith  »  Total 612 Comments

Present project is designed using 8051 microcontroller to avoid railway accidents happening at unattended railway gates, if implemented in spirit. This project utilizes two powerful IR transmitters and two receivers; one pair of transmitter and receiver is fixed at up side (from where the train comes) at a level higher than a human being in [...]

DC Motor Control using IR data communication

DC Motor Control using IR data communication Thursday, November 6th, 2008  »  Posted By Ranjith  »  Total 32 Comments

Current generation moves into wireless technology. Every one wishes to use remote controls. In this way, the speed of the DC motor is controlled by IR rays. IR rays get modulated with combination of data signal and carrier wave of 38 kHz. At the received end, the modulated signal is demodulated which is given to [...]

DC Motor Controlling System using PIC

DC Motor Controlling System using PIC Sunday, November 2nd, 2008  »  Posted By Ranjith  »  Total 12 Comments

Now a days DC motors plays a vital role in most of the industrial areas, it can be seen in most of the electronic devices. They are mainly used for the mechanical movements of physical applications such as rolling the bundle of sheets or CD drives, lifts etc. Many methods evolved to control the revolution [...]

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