;;
  ;;  spreadspace pic utils
  ;;
  ;;
  ;;  Copyright (C) 2011 Christian Pointner <equinox@spreadspace.org>
  ;;                         
  ;;  This file is part of spreadspace pic utils.
  ;;
  ;;  spreadspace pic utils is free software: you can redistribute it and/or modify
  ;;  it under the terms of the GNU General Public License as published by
  ;;  the Free Software Foundation, either version 3 of the License, or
  ;;  any later version.
  ;;
  ;;  spreadspace pic utils is distributed in the hope that it will be useful,
  ;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
  ;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  ;;  GNU General Public License for more details.
  ;;
  ;;  You should have received a copy of the GNU General Public License
  ;;  along with spreadspace pic utils. If not, see <http://www.gnu.org/licenses/>.
  ;;
  ;; -------------------------------------
  ;; PREAMBLE

  LIST      p=12F519
  include   "p12f519.inc"
  __config  _CPDF_OFF & _IOSCFS_4MHz & _MCLRE_OFF & _CP_OFF & _WDTE_OFF & _IntRC_OSC

  ;; -------------------------------------
  ;; DEFINES
  
CNT0 EQU H'0008'
CNT1 EQU H'0009'

  ;; -------------------------------------
  ;; OFFSET
  org	      0

  ;; -------------------------------------
  ;; INIT
init
  movlw     b'11000110'
  option
  movlw     b'11111011'
  tris	    PORTB
  bcf       PORTB,2

  ;; -------------------------------------
  ;; MAINLOOP
main
  movlw     .255
  movwf     CNT0

outer
  movlw     .255
  movwf     CNT1

inner
  decfsz    CNT1,f
  goto      inner

  decfsz    CNT0,f
  goto      outer

  movlw     b'00000100'
  xorwf     PORTB,f

  goto	    main

  ;; -------------------------------------
  ;; END
  end