[Fraktal]

ForcePoint, отлавливаю нажатие кнопки

 /*
 * KursStudi.c
 *
 * Created: 23.12.2013 23:13:58
 *  Author: Sirius
 */ 
#define  F_CPU 1000000ul
#include ‹avr/io.h›
#include ‹avr/interrupt.h›
#include ‹avr/signal.h›
#include ‹util/delay.h›
#include ‹inttypes.h›
#include ‹stdlib.h›
uint8_t s7_i[4];
int i;
uint8_t Pausa = 0;


/*************************************/     
     
     ISR(INT2_vect)     
     {
         cli();
        _delay_ms(5);
         switch(Pausa)
        {
        case 1:    Pausa=0;PORTD=(~1‹‹PD0)|(~1‹‹PD1)|(~1‹‹PD2)|(~1‹‹PD4);PORTB&=~(1‹‹PB0); break;        
        case 0: Pausa=1;PORTD=((1‹‹PD0)|(1‹‹PD1)|(1‹‹PD2)|(1‹‹PD4));PORTB|=(1‹‹PB0);break;    
        }                                
                                
        main();                
     }
               
     uint16_t massiv (void)
 {
     uint8_t min=255;
     uint32_t  sum=0;
     uint8_t  Array[700];
     for (int i=0;i‹sizeof(Array);++i)
     {Array[i]=255;
         if ( min › Array[i]) min = Array[i];  
     sum +=Array[i];    }                       
     return (sum/sizeof(Array))*3+min;}
     
  
  
        void dec_bin ()
{    
    uint16_t summa = massiv();
    uint16_t count_cifr = summa;    
    for ( i=0;count_cifr›0;++i) {count_cifr/=10;} 
    switch(i)    
    {
        case 1: s7_i[0]=summa;break;
        case 2: s7_i[0]=summa%10;s7_i[1]=summa/10;break; 
        case 3: s7_i[0]=summa%10;summa/=10;s7_i[1]=summa%10;s7_i[2]=summa/10;break;
        case 4: s7_i[0]=summa%10;summa/=10;s7_i[1]=summa%10;summa/=10;s7_i[2]=summa%10;s7_i[3]=summa/=10;break;
    }                                                
        for (uint8_t n=0;n‹i;++n)
    {        
        switch(s7_i[n])
           {
            case 0:s7_i[n] = 0x3F;break;case 5:s7_i[n] = 0X6D;break;
            case 1:s7_i[n] = 0X06;break;case 6:s7_i[n] = 0X7D;break;
            case 2:s7_i[n] = 0X5B;break;case 7:s7_i[n] = 0X07;break;
            case 3:s7_i[n] = 0X4F;break;case 8:s7_i[n] = 0X7F;break;
            case 4:s7_i[n] = 0X66;break;case 9:s7_i[n] = 0X6F;break;                                                        
           }
    }
}  
   
   
   
    main ()  
  { 
    sei();          
    DDRB = 0xff;    
    GICR = (1‹‹INT2);
    while(Pausa){MCUCSR= (1‹‹ISC2);}
    MCUCSR = (0‹‹ISC2) ;
    PORTB |= (1‹‹PB2);    
    DDRC = (1‹‹PC0)|(1‹‹PC1)|(1‹‹PC2)|(1‹‹PC3)|(1‹‹PC4)|(1‹‹PC5)|(1‹‹PC6)|(1‹‹PC7); 
    DDRD = (1‹‹PD0)|(1‹‹PD1)|(1‹‹PD2)|(1‹‹PD3)|(1‹‹PD4)|(1‹‹PD5)|(1‹‹PD6)|(1‹‹PD7);    
    DDRA = ~((1‹‹PA0)|(1‹‹PA1)|(1‹‹PA2)|(1‹‹PA3)|(1‹‹PA4)|(1‹‹PA5)|(1‹‹PA6)|(1‹‹PA7));
    PORTA =    (1‹‹PA0)|(1‹‹PA1)|(1‹‹PA2)|(1‹‹PA3)|(1‹‹PA4)|(1‹‹PA5)|(1‹‹PA6)|(1‹‹PA7);
    dec_bin();
      switch(i)
      {
        case 1:while(1){
                         PORTD =0XEF;
                      PORTC = s7_i[0];}
                
        case 2: while(1){
                         PORTD =0XEF;
                      PORTC = s7_i[0];
                      _delay_ms(5);
                      PORTD= 0XFB;
                      PORTC = s7_i[1];
                      _delay_ms(5);}        
                
        case 3:  while(1){
                         PORTD =0XEF;
                      PORTC = s7_i[0];
                      _delay_ms(5);
                      PORTD= 0XFB;
                      PORTC = s7_i[1];
                      _delay_ms(5);
                      PORTD=0XFD;
                      PORTC = s7_i[2];
                      _delay_ms(5);} 
                
        case 4:    while(1){      
                      PORTD =0XEF;
                      PORTC = s7_i[0];
                      _delay_ms(5);
                      PORTD= 0XFB;
                      PORTC = s7_i[1];
                      _delay_ms(5);
                      PORTD=0XFD;
                      PORTC = s7_i[2];
                      _delay_ms(5);
                      PORTD=0XFE;
                      PORTC= s7_i[3];
                      _delay_ms(5);    }}    
                                                                  
          }