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Relay Interfacing with Microcontroller

This is another simple interfacing circuitry with the microcontroller. In this circuit we interface the mechanical relay with the microcontroller. Relay interfacing is very important and common type of interfacing which occurs in most of the microcontroller projects. Relay is basically electrically operated switch and act as a switching device …

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16 Segment Interfacing

16 Segment display is a alphanumeric display segment which helps us to display the English, Thai, Persian and other characters. These segments are now use in many applications and the gadgets having display panel like calculators,telephone Caller ID units, gymnasium equipment, VCRs, car stereos, microwave ovens, slot machines, DVD players …

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Patterns on Seven Segment

Show the following patterns on the 7 Segment display 1) Ascending Order (0-9) 2) Descending Order (9-0) 3) Odd numbers 4) Even numbers   This is another simple circuitry to interface the Seven segment to the microcontroller. It is one of the basic circuits which helps the beginners to understand …

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7 Segment Interfacing

This is another simple circuitry to interface the Seven segment to the microcontroller. It is one of the basic circuits which helps the beginners to understand the interfacing of microcontroller with basic elements. In this project we use microcontroller AT89C2051 and 7 segment common anode. 7 Segment consist of 8 …

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Envelope Detection Project

Envelope Detection This demo implements two common methods of envelope detection and tests them with a sample speech signal and a modulated sine wave. The envelope of a signal is the outline of the signal. It can be think of an envelope detector as a system that connects all of …

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Blinking LEDs in Sequence

Blinking LEDs in Sequence: This is another basic introductory circuit of micrcontroller. In this circuit we turn on and off the leds in sequence bu using microcontroller AT89C2051, one LED is on at one time then after some delay it becomes off and another LED turns on and so on. …

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