3 * Copyright 2004 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.
24 typedef boost::shared_ptr<ppio> ppio_sptr;
26 %template(ppio_sptr) boost::shared_ptr<ppio>;
29 * \brief abstract class that provides low level access to parallel port bits
37 virtual void write_data (unsigned char v) = 0;
38 virtual unsigned char read_data () = 0;
39 virtual void write_control (unsigned char v) = 0;
40 virtual unsigned char read_control () = 0;
41 virtual unsigned char read_status () = 0;
43 virtual void lock () = 0;
44 virtual void unlock () = 0;
48 ppio_sptr make_ppio (int which_pp);