#include <P18F458.h>
#pragma udata mycount = 0x200		
						
far unsigned char mycount[100];	
void main(void)
  { 
    unsigned char x,z=0;
    TRISB = 0;				
      for(x=0;x<100;x++)
        {
          z--;       			
          mycount[x]=z; 		
          PORTB=z;     		
        }
  }