summaryrefslogtreecommitdiff
path: root/n/es-2006/src/sharp.h
blob: 03827d75d155ad65fbfc21b9b9d50dd7a5eb1f10 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
#ifndef sharp_h
#define sharp_h
// sharp.h
// es - Input/Output general purpose board. {{{
//
// Copyright (C) 2006 Dufour J�r�my
//
// Robot APB Team/Efrei 2004.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// This program 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 2 of the License, or
// (at your option) any later version.
// 
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}
/** Module for reading sharp sensors. */

#include "common.h"

/** Number of sharps. */
#define SHARP_NUMBER 3

/** Array of sharp values. */
extern uint16_t sharp_values[SHARP_NUMBER];

/** Init this module. */
void sharp_init (void);

/** Read data from sharp sensors.
 *  - sharp_num : the sharp number you want to update.
 */
void sharp_update_values (uint8_t sharp_num);

/** Analyse a sharp value.
 *  - sharp_num : the sharp number you want to update.
 *  - return    : 0 if nothing in front, 1 otherwise.
 */
uint8_t sharp_analyse_values (uint8_t sharp_num);

/** Configure sharp threshold.
 */

#endif // sharp_h