8051 Simple Programs

Led Blink At 1sec

#include<reg51.h>
sbit led1=P1^2;

void delay(int time)        //This function produces a delay in msec.
{
    int i,j;
    for(i=0;i<time;i++)
     for(j=0;j<1275;j++);
}

void main()
{
     while(1)
    
 {
          led1=0;
          delay(20);
          led1=1;
          delay(20);
  }

}  

Components Required:

1.AT89C51 40 pin microcontoller

2.Led

3.10uf -(1) no's, 0.33 -(2)no's capacitors

4.330ohm Resistor

5.11.0592 crystal oscillator

6.5v power supply

7.Bread board

8.Connecting wires

First Step towards success

                                          Mother Lf bot of  Tom and Jerry Bots

Our fist successful line follower bot that we made with a perfect line following constructions and algorithms..........................................................................................................................