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, 2008, 2009 Develer S.r.l. (http://www.develer.com/)
30 * Copyright 2000 Bernie Innocenti <bernie@codewiz.org>
31 * All Rights Reserved.
34 * \brief Macro for HW_SIPO_H
38 * \author Andrea Grandi <andrea@develer.com>
39 * \author Daniele Basile <asterix@develer.com>
46 * Map sipo connection on board.
54 * Define generic macro to set pins logic level
56 #define SIPO_SET_LEVEL_LOW(dev) do { /* Implement me! */ } while (0)
57 #define SIPO_SET_LEVEL_HIGH(dev) do { /* Implement me! */ } while (0)
61 * Generate one low pulse on select line.
63 #define PULSE_LOW(dev) do { /* Implement me! */ } while (0)
66 * Generate one hight pulse on select line.
68 #define PULSE_HIGH(dev) do { /* Implement me! */ } while (0)
72 * Define the procedure to drive serial input in sipo device (SI).
74 #define SIPO_SI_HIGH() do { /* Implement me! */ } while (0)
75 #define SIPO_SI_LOW() do { /* Implement me! */ } while (0)
78 * Drive clock to shift SI data into latch.
80 #define SIPO_SI_CLOCK(clk_pol) \
87 * Do everything needed in order to load dato into sipo.
89 #define SIPO_LOAD(device, load_pol) do { /* Implement me! */ } while (0)
92 * Enable the shift register output.
94 #define SIPO_ENABLE() do { /* Implement me! */ } while (0)
97 * Set polarity for Load, Clk, SI signals.
99 #define SIPO_SET_LD_LEVEL(device, load_pol) do { /* Implement me! */ } while (0)
100 #define SIPO_SET_CLK_LEVEL(clock_pol) do { /* Implement me! */ } while (0)
101 #define SIPO_SET_SI_LEVEL() do { /* Implement me! */ } while (0)
104 * Do anything that needed to init sipo pins.
106 #define SIPO_INIT_PIN() do { /* Implement me! */ } while (0)
108 #endif /* HW_SIPO_H */