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Remote System Monitoring and Controlling via Web based Mobile or Desktop Application

Remote System Monitoring and Controlling via Web based Mobile or Desktop Application Sunday, January 29th, 2012  »  Posted By Ranjan  »  Total 0 Comment

Introduction The idea of remote system monitoring and controlling application is to do some of the actions like ex: Shutdown, Reboot, Hibernate of the users systems remotely. The user can also make use of this application to query additional details of the systems. Consider a scenario where you have a set of systems (Computers) and [...]

M-TICKET – Mobile Booking

class diagram Wednesday, August 24th, 2011  »  Posted By chitra  »  Total 3 Comments

Chapter 1: INTRODUCTION Nowadays SMS or Short Messaging Service is a major communication alternative. Also, in this modern world all the facilities should be available at our fingertips whenever required, wherever we are. So we thought of developing the “SMS based movie ticket reservation”. The main purpose of our project named “M-TICKET – Mobile Booking” [...]

Line Following Robot

Line Following Robot Friday, July 1st, 2011  »  Posted By Ranjith  »  Total 23 Comments

Project By: HBeonLabs, Greater Noida, India Project cost: Rs. 4000/- How to buy: Just send a mail to info@electrofriends.com This Project Line Following Autonomous Robot is based on 8 bit Microcontroller. This Robot follows the black line which is drawn over the white surface or it follows the white line which is drawn over the [...]

Design and Verification of a PCI Based System using SystemC

General system block diagram Sunday, February 6th, 2011  »  Posted By Ranjith  »  Total 0 Comment

Study about PCI Bus protocol before reading this project 1.1. System Design Introduction: The present design is of a PCI based system consisting of three Masters and six Slaves. The masters communicate with the slaves using the PCI bus. The transaction is governed by the standard PCI bus transaction protocol. Whenever a master needs to [...]

Wireless Data Transmission between Computers using Sequence Detector

Wireless transmission block diagram Sunday, March 28th, 2010  »  Posted By Ranjith  »  Total 16 Comments

ABSTRACT Here for the purpose, we have made four distinct stages for the effective implementation .The stages are described in brief as follows. In the first stage, we are constructing the transmitter circuit that transmits data and sequence bits at infrared frequency. Now the second part is to develop receiver circuit that receives infrared signals [...]

Electronic Identification and Personal Information card using 8951 Microcontroller

Block diagram of card unit Wednesday, March 17th, 2010  »  Posted By Ranjith  »  Total 88 Comments

Preface: – Presently there are many types of cards available such as punch cards, magnetic cards, optical cards but all are having the disadvantage of performance degradation as we use them. Other disadvantages are: – They can not store much information. They can not be read from a distance. They lose their data if placed [...]

Automatic solar tracking system

Fig 1: Block diagram of the tracker following the sun all through Friday, January 29th, 2010  »  Posted By Ranjith  »  Total 72 Comments

AUTOMATIC SOLAR TRACKER starts following the SUN right from dawn, throughout the day, till evening, and starts all over again from dawn next day. On cloudy weathers, it remains still and catches the SUN again as it slips out of clouds. It does all this automatically, employs cheap and inexpensive components, and is very accurate.Let [...]

10W Audio Amplifiers

10 W Audio Amplifiers Circuit diagram Saturday, October 10th, 2009  »  Posted By Ranjith  »  Total 2 Comments

Introduction:  Amplifier device that accepts a varying input signal and produces an output signal that varies in the same way as the input but has larger amplitude. The input signal may be a current, a voltage, a mechanical motion, or any other signal; the output signal is usually of the same nature. The most common [...]

AT89Sxx Cheap and Simple Learning Board

Figure1: Complete hardware schematics: MCU, and power supply Tuesday, August 18th, 2009  »  Posted By Tahan Prahara  »  Total 24 Comments

Build your own a cheap simple Microcontroller learning board S-52. The board is based on ATMEL’s new ISP chip AT89S51, AT89S52, or AT89S53. This board can be used by beginners for learning Assembly and C language programming. Single sided PCB file included. Introduction I have designed this leaning board to be used as a tool [...]

“JavaBot” LINE FOLLOWER ROBOT from Java, Indonesia

The line follower robot with wireless video camera. Tuesday, August 18th, 2009  »  Posted By Tahan Prahara  »  Total 59 Comments

I have designed it just for fun. First I want to know how the line sensor work. I used comparator IC using LM339, two H-bridge sensor using eight transistors, FCS9013, and four transistors, FSC 9012. For the sensor you can use LED and LDR as the light receiver. I changed the LDR sensor to IR [...]

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