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
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/*! \file include/remote.h
\brief Interface: LEGO Infrared Remote Control
\author Ross Crawford <rcrawford@csi.com>
*/
/*
* Copyright (c) 2001 Ross Crawford
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
*/
#ifndef _REMOTE_H
#define _REMOTE_H
#ifdef __cplusplus
extern "C" {
#endif
#include <config.h>
#ifdef CONF_LR_HANDLER
//! timeout value in mSec
#define LR_TIMEOUT 100
//! The message #1 key
#define LRKEY_M1 0x1
//! The message #2 key
#define LRKEY_M2 0x2
//! The message #3 key
#define LRKEY_M3 0x4
//! Motor-A forward (up)
#define LRKEY_A1 0x8
//! Motor-B forward (up)
#define LRKEY_B1 0x10
//! Motor-C forward (up)
#define LRKEY_C1 0x20
//! Motor-A reverse (down)
#define LRKEY_A2 0x40
//! Motor-B reverse (down)
#define LRKEY_B2 0x80
//! Motor-C reverse (down)
#define LRKEY_C2 0x100
//! Run Program 1
#define LRKEY_P1 0x200
//! Run Program 2
#define LRKEY_P2 0x400
//! Run Program 3
#define LRKEY_P3 0x800
//! Run Program 4
#define LRKEY_P4 0x1000
//! Run Program 5
#define LRKEY_P5 0x2000
//! Stop key
#define LRKEY_STOP 0x4000
//! Beep Key
#define LRKEY_BEEP 0x8000
//! enumerate our event types
enum _evt {
LREVT_KEYON = 1, //!< a key on the remote was pressed
LREVT_KEYOFF = 2 //!< a key on the remote was released
} EventType; //!< the LEGO IR Remote event types
//! the remote key handler type
/*! \param event_type was key pressed or released?
* \param key the key, on the remote, that was pressed/released
* \return 0 if not processed, otherwise non-zero.
*/
typedef int (*lr_handler_t) (unsigned int, unsigned int);
//! remote handler
extern lr_handler_t lr_handler;
//! start the LEGO IR Remote subsystem
void lr_startup(void);
//! initialize the LEGO IR Remote subsystem
void lr_init(void);
//! stop the LEGO IR Remote subsystem
void lr_shutdown(void);
//! set a new handler for LEGO IR Remote messages
/*! \param handler pointer to a function which is to be the
* processing function for received messages
* \return Nothing
*/
extern inline void lr_set_handler(lr_handler_t handler) {
lr_handler = handler;
}
//! dummy remote event handler
#define LR_DUMMY_HANDLER ((lr_handler_t)0)
#endif // CONF_TM
#ifdef __cplusplus
}
#endif
#endif
|
