#include "suryaa.h"
void setup()
{
  pin_configure();
}

void loop()
{
  volatile char x,a[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
  volatile long i,j,count=0;
  while(1)
  {
     x=input();
    if((x & 0x01)==0x01 || (x & 0x08)==0x08 || (x & 0x40)==0x40 || (x & 0x80)==0x80)
    count=count+1;
    else
    output(0x00);
    if(count==4)
    {
       //for(j=0;j<1000000;j++);
      output(0x80);
      for(j=0;j<1000000;j++);
      break;
    }
    else
      output(0x00);
  }
}

/*void loop() {
  volatile char x, a[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
  volatile long j, count = 0;

  while (1) {
    x = input();
    count = 0; // Reset count on each iteration

    // Count the number of specified switches pressed
    for (int i = 0; i < 8; i++) {
      if (x & a[i]) {
        count++;
      }
    }

    // If exactly 4 specified switches are pressed one by one
    if (count == 4) {
      for (int i = 0; i < 5; i++) { // Check the sequence
        if (!(x & a[i]) || !(x & a[i+1]) || !(x & a[i+2]) || !(x & a[i+3])) {
          count = 0; // Reset count if sequence not found
          break; // Exit loop if sequence not found
        }
      }

      // If sequence found, turn on LED and break out of loop
      if (count == 4) {
        output(0x80); // Turn on LED
        for (j = 0; j < 1000000; j++); // Delay
        break; // Exit loop
      }
    }

    output(0x00); // Turn off LED if condition not met
  }
}*/

       
          
    






















































































//#include "suryaa.h"

/*void setup()
{
  configure_pin();
}

void loop()
{
  volatile long i,j;
  volatile char a[10]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0X6F};
  for(i=2;i<10;i++)
  {
    int y=0;
    y=is_prime(i);
    if(y==1)
    output(a[i]);
    for(j=0;j<200000;j++);//delay
  }
}
void setup()
{
  volatile char *dirf,*dirk;
  volatile char *outf,*ink;
  volatile long i,j;
  dirf=(char*)0x30; //portf direction register
  *dirf=0x01; //portf pin configure
  outf=(char*)0x31;ink=(char *)0x106; //portf data register.
  //*outf=0x01; //portf pin value.
  dirk=(char *)0x107;  //portk direction register
  *dirk=0x00;  //portk pin configure
  ink=(char *)0x106;//portk input register
  //access value in run time of input register.
  i=0;
  while(1)
  {
    volatile char x=*ink;
    if((x & 0x01)==0x01)
    {
      i++;
      for(j=0;j<50000;j++);
    }
    if(i%2==1)
    
     *outf=0x01;
    else
    *outf=0x02; 
  } 
}

void loop()
{
 
}*/