4 * This file is part of BeRTOS.
6 * Bertos is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * As a special exception, you may use this file as part of a free software
21 * library without restriction. Specifically, if other files instantiate
22 * templates or use macros or inline functions from this file, or you compile
23 * this file and link it with other files to produce an executable, this
24 * file does not by itself cause the resulting executable to be covered by
25 * the GNU General Public License. This exception does not however
26 * invalidate any other reasons why the executable file might be covered by
27 * the GNU General Public License.
29 * Copyright 2003, 2004, 2006, 2010 Develer S.r.l. (http://www.develer.com/)
30 * Copyright 2000 Bernie Innocenti <bernie@codewiz.org>
34 * \brief Macro for HW_INPUT_H
36 * \author Andrea Grandi <andrea@develer.com>
44 /* Set pins as input and enable pull-up */
45 #define INPUT_INIT_D \
47 DDRD &= ~(BV(PD4) | BV(PD5) | BV(PD6) | BV(PD7)); \
48 PORTD |= (BV(PD4) | BV(PD5) | BV(PD6) | BV(PD7)); \
51 #define INPUT_INIT_E \
53 DDRE &= ~(BV(PE4) | BV(PE5) | BV(PE6) | BV(PE7)); \
54 PORTE |= (BV(PE4) | BV(PE5) | BV(PE6) | BV(PE7)); \
57 INLINE uint8_t INPUT_GET(void)
63 /* Select our input (see scheme) */
67 return (out_e | out_d);
70 #define INPUT_INIT() \
76 #endif /* HW_INPUT_H */