3 * Copyright 2001,2003 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef INCLUDED_PPIO_PPDEV_H
24 #define INCLUDED_PPIO_PPDEV_H
29 typedef boost::shared_ptr<ppio_ppdev> ppio_ppdev_sptr;
32 * \brief access to parallel port bits using the linux ppdev interface
35 class ppio_ppdev : public ppio {
36 friend ppio_ppdev_sptr make_ppio_ppdev (int which = 0);
37 ppio_ppdev (int which = 0);
40 virtual ~ppio_ppdev ();
42 virtual void write_data (unsigned char v);
43 virtual unsigned char read_data ();
44 virtual void write_control (unsigned char v);
45 virtual unsigned char read_control ();
46 virtual unsigned char read_status ();
49 virtual void unlock ();
56 make_ppio_ppdev (int which);
59 #endif /* INCLUDED_PPIO_PPDEV_H */