ex1

#include <main.h>
#define TIME_DELAY 500
#define BxOUT 0x00
const char PIN_ARR[] = {PIN_B0, PIN_B1, PIN_B2, PIN_B3, PIN_B4, PIN_B5, PIN_B6, PIN_B7};

void main(){

   set_tris_b(BxOUT);
   output_B(BxOUT);
   // int i;

   while(TRUE){

      for (int i = 0; i < 8; i++){
         output_high(PIN_ARR[i]);
         delay_ms(TIME_DELAY);
      }
      //turn off all leds
      output_B(BxOUT);
      delay_ms(TIME_DELAY);

      for (int j = 7; j >= 0; j--){
         output_high(PIN_ARR[j]);
         delay_ms(TIME_DELAY);
      }
      //turn off all leds
      output_B(BxOUT);
	  delay_ms(TIME_DELAY);
   }
}