8051 Archive

• 14

  DTMF Decoder

  
  In this tutorial we will learn how to Decode the telephone audio tones into 4-bit binary codes. In short you can use your mobile phone to send instructions to your microcontroller. Here we will use the mt8870 IC. Index:- Schematic Parts List Step:1:(Build the... Contiue Reading >>
• 26

  Interfacing a CD-Rom stepper motor

  
  In this tutorial we will learn how to run a stepper motor which is salvaged from an old CD-Rom. In this fun project I will walk you through the steps of finding the right coils and sending sequences to run... Contiue Reading >>
• 25

  Serial Communcation between microcontroller and PC

  
  “The way we communicate with others and with ourselves ultimately determines the quality of our lives”, rightly quoted by Anthony Robbins and I am here walking you through the first steps to Digital Communication. In this tutorial we will learn... Contiue Reading >>
• 5

  8051 Microcontroller Reset Circuit

  
  Well in this tutorial i am going to show you how to power up an 8051 microcontroller and the basics of its programming. Items Required:- Schematic Parts List Basic Connections Programming the Chip Keil uVision Burning the Chip Schematic: Parts List: Prt.No Description Spec. Qty (Nos.) 1 Atmel at89s52 40 pin DIP 1 2 Electrolyte Capacitor 10uf 1 3 Disc Capacitor 33pf 2 4 Resistor 8.2K-Ohm 1 5 Crystal Oscillator 12 MHz 1 6 Connecting... Contiue Reading >>
• 4

  Interfacing LCD with 8051 microcontroller

  
  This is a Detailed tutorial on interfacing an LCD to the 8052 micro-controller (at89s52).Well there are many sources from which you can pick up this interfacing but this tutorial is something more that just a schematic and notes….. Feel free to... Contiue Reading >>