electrofriends.com > 8951

Digital IC Tester

Digital IC Tester Thursday, November 20th, 2008  »  Posted By  »  Total 261 Comments

Unlike the IC testers available in the market today which are usually expensive, this IC tester is affordable and user-friendly. This IC tester is constructed using 8951 microcontroller along with a keyboard and a display unit. It can test digital ICs having a maximum of 24 pins.

Programmable number lock system

Programmable number lock system Wednesday, November 19th, 2008  »  Posted By  »  Total 136 Comments

Programmable number lock system is a high security number lock system that can be used to lock electronic devices. The present system is very user friendly. This system is a combination of software and hardware at its best. We have used a 8051 microcontroller kit for interfacing our system.

Stepper motor control board

1 Monday, November 17th, 2008  »  Posted By  »  Total 34 Comments

This project is actually an educational kit. One can study the full operation of unipolar type stepper motor using this board. As it is micro controller based it can be programmable also and one can learn micro controller interfacing with LEDs, key board and stepper motor. Thus single board serves the purpose of learning stepper [...]

Automated multistoried car parking system

Automated multistoried car parking system Friday, November 7th, 2008  »  Posted By  »  Total 393 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 [...]

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