; Hungry Hungry Hippo
; Count how many time you press a button
; RB0: Display on PORTD
; RB7: Display on PORTC

#include <p18f4620.inc> 

A equ 0
B equ 1

    org 0x800

    clrf TRISA
    movlw 0xFF
    movwf TRISB
    clrf TRISC
    clrf TRISD
    clrf TRISE
    movlw 0x0F
    movwf ADCON1

    movff PORTB, A
    movff PORTB, B


L1:
    btfss  A, 0
    goto   L2
    btfsc  B, 0
    goto   L2
    incf   PORTD, F

L2:
    btfss  A,7
    goto   L3
    btfsc  B, 7
    goto   L3
    incf   PORTC, F

L3:
    movff  A, B
    movff  PORTB, A
    goto   L1

end