gistfile1.txt

Enter file contents here#include <18f4520.h>
#use delay(clock=20000000)
#fuses HS, NOWDT, NOLVP
#include "../Library/18f4520ptr.h"
#include "../Library/Keypad.h"
#include "../Library/modifiedlcd.h"

main(){
   int16 press1, press2;
   lcd_init();
   *TRISB=0xF0;
   *TRISC=0x00;
   ADCON1->PCFGx=0x0F;
   INTCON2->RBPU=0;
   while(1){
      press1=(int16)KeyPress()-0x30;  //Takes the ASCII value from the keypress and removes the hex value.
      if(press1<=9 && press1>=0){   // Filters out any value other than 0-9
         press2=((press2*10)+press1);  // Takes the first press, saves it for use when adding press1 to press2
         if(press2>100){   // if the press2 value is greater than 100 reset press2 to 0 value.
            press2=0;
         }
      }
      printf(lcd_putc,"\n %lu", press2);   //Print Pot voltage, print keypad value.
      delay_ms(300);
   }
}