blob: 496ac5932b6625654bd19f13e29333fccc60aae2 (
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
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
|
/**
******************************************************************************
* @file BSP/BSP/Src/main.c
* @author MCD Application Team
* @brief This example describes how to use the bsp API.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2019 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/** @addtogroup STM32WBxx_HAL_Examples
* @{
*/
/** @addtogroup BSP
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
static uint32_t delay = 250;
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
HAL_Init();
/* Configure the system clock to 32 MHz */
SystemClock_Config();
/* Initialize Led */
BSP_LED_Init(LED1);
BSP_LED_Init(LED2);
BSP_LED_Init(LED3);
/* Initialize the button in interrupt mode */
BSP_PB_Init(BUTTON_SW1, BUTTON_MODE_EXTI);
/* From there, pressing the button will change the frequency of the toggling of the LEDs */
/* Toggle LEDs in an infinite loop */
while (1)
{
BSP_LED_Toggle(LED1);
HAL_Delay(delay);
BSP_LED_Toggle(LED2);
HAL_Delay(delay);
BSP_LED_On(LED3);
HAL_Delay(delay);
BSP_LED_Off(LED3);
HAL_Delay(delay);
}
}
/**
* @brief EXTI line detection callbacks
* @param GPIO_Pin: Specifies the pins connected EXTI line
* @retval None
*/
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
switch(GPIO_Pin)
{
case BUTTON_SW1_PIN:
/* Change the period from 500ms to 250ms or 250ms to 500ms */
delay = (delay == 250) ? 500 : 250;
break;
}
}
/**
* @brief System Clock Configuration
* The system Clock is configured as follow :
* System Clock source = MSI
* SYSCLK(Hz) = 4000000
* HCLK(Hz) = 4000000
* @retval None
*/
void SystemClock_Config(void)
{
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* Infinite loop */
while (1)
{
}
}
#endif
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
