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研发客服1、收获如何使用软件STM32CudeMX配置代码
注意：自己要敲的代码，直接看102行，其他是软件配置的。！！！
1 /**
2 ******************************************************************************
3 * File Name : main.c
4 * Description : Main program body
5 ******************************************************************************
6 ** This notice applies to any and all portions of this file
7 * that are not between comment pairs USER CODE BEGIN and
8 * USER CODE END. Other portions of this file, whether
9 * inserted by the user or by software development tools
10 * are owned by their respective copyright owners.
11 *
12 * COPYRIGHT(c) 2017 STMicroelectronics
13 *
14 * Redistribution and use in source and binary forms, with or without modification,
15 * are permitted provided that the following conditions are met:
16 * 1. Redistributions of source code must retain the above copyright notice,
17 * this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright notice,
19 * this list of conditions and the following disclaimer in the documentation
20 * and/or other materials provided with the distribution.
21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 *
36 ******************************************************************************
37 */
38 /* Includes ------------------------------------------------------------------*/
39 #include 'main.h'
40 #include 'stm32f1xx_hal.h'
41
42 /* USER CODE BEGIN Includes */
43
44 /* USER CODE END Includes */
45
46 /* Private variables ---------------------------------------------------------*/
47
48 /* USER CODE BEGIN PV */
49 /* Private variables ---------------------------------------------------------*/
50
51 /* USER CODE END PV */
52
53 /* Private function prototypes -----------------------------------------------*/
54 void SystemClock_Config(void);
55 static void MX_GPIO_Init(void);
56
57 /* USER CODE BEGIN PFP */
58 /* Private function prototypes -----------------------------------------------*/
59
60 /* USER CODE END PFP */
61
62 /* USER CODE BEGIN 0 */
63
64 /* USER CODE END 0 */
65
66 int main(void)
67 {
68
69 /* USER CODE BEGIN 1 */
70
71 /* USER CODE END 1 */
72
73 /* MCU Configuration----------------------------------------------------------*/
74
75 /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
76 HAL_Init();
77
78 /* USER CODE BEGIN Init */
79
80 /* USER CODE END Init */
81
82 /* Configure the system clock */
83 SystemClock_Config();
84
85 /* USER CODE BEGIN SysInit */
86
87 /* USER CODE END SysInit */
88
89 /* Initialize all configured peripherals */
90 MX_GPIO_Init();
91
92 /* USER CODE BEGIN 2 */
93
94 /* USER CODE END 2 */
95
96 /* Infinite loop */
97 /* USER CODE BEGIN WHILE */
98
99 /*下面一行代码需要自己敲的*/
100
101 //意思是给PB5端口低电平，记住这个函数哦
102 HAL_GPIO_WritePin(GPIOB,GPIO_PIN_5,GPIO_PIN_RESET);
103
104
105
106 while (1)
107 {
108 /* USER CODE END WHILE */
109
110 /* USER CODE BEGIN 3 */
111
112 }
113 /* USER CODE END 3 */
114
115 }
116
117 /** System Clock Configuration
118 */
119 void SystemClock_Config(void)
120 {
121
122 RCC_OscInitTypeDef RCC_OscInitStruct;
123 RCC_ClkInitTypeDef RCC_ClkInitStruct;
124
125 /**Initializes the CPU, AHB and APB busses clocks
126 */
127 RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
128 RCC_OscInitStruct.HSIState = RCC_HSI_ON;
129 RCC_OscInitStruct.HSICalibrationValue = 16;
130 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
131 if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
132 {
133 _Error_Handler(__FILE__, __LINE__);
134 }
135
136 /**Initializes the CPU, AHB and APB busses clocks
137 */
138 RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
139 |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
140 RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
141 RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
142 RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
143 RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
144
145 if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
146 {
147 _Error_Handler(__FILE__, __LINE__);
148 }
149
150 /**Configure the Systick interrupt time
151 */
152 HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
153
154 /**Configure the Systick
155 */
156 HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
157
158 /* SysTick_IRQn interrupt configuration */
159 HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
160 }
161
162 /** Configure pins as
163 * Analog
164 * Input
165 * Output
166 * EVENT_OUT
167 * EXTI
168 */
169 static void MX_GPIO_Init(void)
170 {
171
172 GPIO_InitTypeDef GPIO_InitStruct;
173
174 /* GPIO Ports Clock Enable */
175 __HAL_RCC_GPIOB_CLK_ENABLE();
176
177 /*Configure GPIO pin Output Level */
178 HAL_GPIO_WritePin(GPIOB, GPIO_PIN_5, GPIO_PIN_RESET);
179
180 /*Configure GPIO pin : PB5 */
181 GPIO_InitStruct.Pin = GPIO_PIN_5;
182 GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
183 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
184 HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
185
186 }
187
188 /* USER CODE BEGIN 4 */
189
190 /* USER CODE END 4 */
191
192 /**
193 * @brief This function is executed in case of error occurrence.
194 * @param None
195 * @retval None
196 */
197 void _Error_Handler(char * file, int line)
198 {
199 /* USER CODE BEGIN Error_Handler_Debug */
200 /* User can add his own implementation to report the HAL error return state */
201 while(1)
202 {
203 }
204 /* USER CODE END Error_Handler_Debug */
205 }
206
207 #ifdef USE_FULL_ASSERT
208
209 /**
210 * @brief Reports the name of the source file and the source line number
211 * where the assert_param error has occurred.
212 * @param file: pointer to the source file name
213 * @param line: assert_param error line source number
214 * @retval None
215 */
216 void assert_failed(uint8_t* file, uint32_t line)
217 {
218 /* USER CODE BEGIN 6 */
219 /* User can add his own implementation to report the file name and line number,
220 ex: printf('Wrong parameters value: file %s on line %drn', file, line) */
221 /* USER CODE END 6 */
222
223 }
224
225 #endif
226
227 /**
228 * @}
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