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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/**
* \file
*
* \brief Main functions
*
* Copyright (C) 2009 Atmel Corporation. All rights reserved.
*
* \page License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name of Atmel may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 4. This software may only be redistributed and used in connection with an
* Atmel AVR product.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
#include "compiler.h"
#include "preprocessor.h"
#include "board.h"
#include "gpio.h"
#include "sysclk.h"
#include "sleepmgr.h"
#include "conf_usb.h"
#include "udd.h"
#include "udc.h"
#include "udi_phdc.h"
#include "ui.h"
#include "communication_model.h"
static bool main_b_phdc_enable = false;
/*! \brief Main function. Execution starts here.
*/
int main(void)
{
irq_initialize_vectors();
cpu_irq_enable();
// Initialize the sleep manager
sleepmgr_init();
sysclk_init();
board_init();
ui_init();
ui_powerdown();
// Start USB stack to authorize VBus monitoring
udc_start();
if (!udc_include_vbus_monitoring()) {
// VBUS monitoring is not available on this product
// thereby VBUS has to be considered as present
main_vbus_action(true);
}
// The main loop manages only the power mode
// because the USB management is done by interrupt
while (true) {
sleepmgr_enter_sleep();
if (main_b_phdc_enable) {
if (ieee11073_com_model_process()) {
ui_association(true); // Association Ok
} else {
ui_association(false); // No association
}
}
}
}
void main_vbus_action(bool b_high)
{
if (b_high) {
// Attach USB Device
udc_attach();
} else {
// VBUS not present
udc_detach();
}
}
void main_suspend_action(void)
{
ui_powerdown();
}
void main_resume_action(void)
{
ui_wakeup();
}
void main_sof_action(void)
{
if (!main_b_phdc_enable)
return;
ui_process(udd_get_frame_number());
}
bool main_phdc_enable(void)
{
main_b_phdc_enable = ieee11073_com_model_enable();
return main_b_phdc_enable;
}
void main_phdc_disable(void)
{
main_b_phdc_enable = false;
ieee11073_com_model_disable();
}
/**
* \mainpage ASF USB Device PHDC
* TODO
*/
|
