practica 6 - sistemas embebidos

#include <18f4520.h>
#fuses XT, NOWDT, PUT, NODEBUG, NOBROWNOUT, NOPROTECT, NOLVP, NOWRT
#use delay(clock=4000000)

boolean timerDetected = false;
int general = 0;


#INT_TIMER0
void timer()
{
   timerDetected = true;
   general++;
   
}

void main(void)
{
    int i=1,j=1,k=1; 
    enable_interrupts(global);
    enable_interrupts(INT_TIMER0);
    setup_timer_0(RTCC_INTERNAL|RTCC_DIV_16);
    set_timer0(12);
    set_tris_b(0x00);
    set_tris_c(0x00);
    set_tris_d(0x00);
    output_b(0);
    output_c(0);
    output_d(0);
    
    while(true)
    {
      
      if(timerDetected)
      {
        if (general % 1 == 0)
        {
          if(i==256) i=0;
          output_b(i++);
        }

        if (general % 2 == 0)
        {
          if(j==256) j=0;
          output_c(j++);
        }

        if (general % 3 == 0)
        {
          if(k==256) k=0;
          output_d(k++);
        }

        timerDetected = false;
      }
     
    }
    
}