Abstract: The purpose of this project is to implement a simplified version of a robotic arm. This arm uses three motors: one to control the horizontal rotation (about z-axis) of the arm, second and third to control the vertical rotation (up & down movement). Servo motors are used in robotics …
Read More »NASA discovers arsenic based life under a Lake
Welcome to the new world of arsenic based life lying at the bottom of the Mono Lake in California – the lake is known for its high levels of salt and arsenic. The age-old belief that arsenic kills has gone for a toss. NASA researchers have discovered a new form …
Read More »1st Year Pre Engineering Result Karachi, HSC Part 1 Results 2010
1st Year Pre Engineering Result Karachi, HSC Part 1 Results 2010.The Board of Intermediate Education Karachi will announce the results of the Higher Secondary School Certificate, part-I (Class-XI), science group annual examinations-2010 during the current month. According to BIEK chairman Prof Anwar Ahmed Zai, the results of pre-medical and pre-engineering …
Read More »Digital Code Lock System
A simple project of digital code lock system. The basic user lock is of 5 Digits and Master Lock is of 10 digits so its not easy for an intruder to break the lock unless you keep the code simple. The input is taken from a 4×3 Keypad (please see …
Read More »Engineers Make Artificial Skin out of Nanowires
Engineers Make Artificial Skin out of Nanowires Engineers at the University of California, Berkeley, have developed a pressure-sensitive electronic material from semiconductor nanowires that could one day give new meaning to the term “thin-skinned.” “The idea is to have a material that functions like the human skin, which means incorporating …
Read More »Moving Display on LCD
This is the simple microcontroller project to display a moving message on 2*16 character LCD. The microcontroller used in this project is AT89C51. Datasheets: AT89C51 Working video: Download attachment
Read More »Shoe Power Generator, Embedded in the Sole of a Shoe, Harvest Energy
Dr. Ville Kaajakari, assistant professor of electrical engineering at Louisiana Tech University has developed a technology that harvests power from a small generator embedded in the sole of a shoe. Kaajakari’s innovative technology, developed at Louisiana Tech’s Institute for Micromanufacturing (IfM), is based on new voltage regulation circuits that efficiently …
Read More »Temperature Controlled Fan
Project summary: A simple project using micro-controller AT89S51 to control the speed of 12V fan according to the surrounding temperature. In this project we use the concept of PWM(pulse width modulation) to increase or decrease the speed of fan. We also interface 2*16 character LCD which shows the outside temperature …
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