int/nucleo-f767-blinky/cube/nucleo-f767-blinky/Src/cube_main.c

   1 /**
   2   ******************************************************************************
   3   * File Name          : main.c
   4   * Description        : Main program body
   5   ******************************************************************************
   6   *
   7   * COPYRIGHT(c) 2016 STMicroelectronics
   8   *
   9   * Redistribution and use in source and binary forms, with or without modification,
  10   * are permitted provided that the following conditions are met:
  11   *   1. Redistributions of source code must retain the above copyright notice,
  12   *      this list of conditions and the following disclaimer.
  13   *   2. Redistributions in binary form must reproduce the above copyright notice,
  14   *      this list of conditions and the following disclaimer in the documentation
  15   *      and/or other materials provided with the distribution.
  16   *   3. Neither the name of STMicroelectronics nor the names of its contributors
  17   *      may be used to endorse or promote products derived from this software
  18   *      without specific prior written permission.
  19   *
  20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  23   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  24   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  26   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  27   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  28   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30   *
  31   ******************************************************************************
  32   */
  33 /* Includes ------------------------------------------------------------------*/
  34 #include "stm32f7xx_hal.h"
  35 #include "dma.h"
  36 #include "usart.h"
  37 #include "gpio.h"
  38
  39 /* USER CODE BEGIN Includes */
  40
  41 /* USER CODE END Includes */
  42
  43 /* Private variables ---------------------------------------------------------*/
  44
  45 /* USER CODE BEGIN PV */
  46 /* Private variables ---------------------------------------------------------*/
  47
  48 /* USER CODE END PV */
  49
  50 /* Private function prototypes -----------------------------------------------*/
  51 void SystemClock_Config(void);
  52 void Error_Handler(void);
  53
  54 /* USER CODE BEGIN PFP */
  55 /* Private function prototypes -----------------------------------------------*/
  56
  57 void main1(void);
  58 /* USER CODE END PFP */
  59
  60 /* USER CODE BEGIN 0 */
  61
  62 /* USER CODE END 0 */
  63
  64 __weak
  65 int main(void)
  66 {
  67
  68   /* USER CODE BEGIN 1 */
  69
  70   /* USER CODE END 1 */
  71
  72   /* MCU Configuration----------------------------------------------------------*/
  73
  74   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  75   HAL_Init();
  76
  77   /* Configure the system clock */
  78   SystemClock_Config();
  79
  80   /* Initialize all configured peripherals */
  81   MX_GPIO_Init();
  82   MX_DMA_Init();
  83   MX_USART3_UART_Init();
  84
  85   /* USER CODE BEGIN 2 */
  86
  87   /* USER CODE END 2 */
  88
  89   /* Infinite loop */
  90 main1();
  91   /* USER CODE BEGIN WHILE */
  92   while (1)
  93   {
  94   /* USER CODE END WHILE */
  95
  96   /* USER CODE BEGIN 3 */
  97
  98   }
  99   /* USER CODE END 3 */
 100
 101 }
 102
 103 /** System Clock Configuration
 104 */
 105 void SystemClock_Config(void)
 106 {
 107
 108   RCC_OscInitTypeDef RCC_OscInitStruct;
 109   RCC_ClkInitTypeDef RCC_ClkInitStruct;
 110   RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
 111
 112   __HAL_RCC_PWR_CLK_ENABLE();
 113
 114   __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
 115
 116   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
 117   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
 118   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
 119   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
 120   RCC_OscInitStruct.PLL.PLLM = 4;
 121   RCC_OscInitStruct.PLL.PLLN = 200;
 122   RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
 123   RCC_OscInitStruct.PLL.PLLQ = 2;
 124   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
 125   {
 126     Error_Handler();
 127   }
 128
 129   if (HAL_PWREx_EnableOverDrive() != HAL_OK)
 130   {
 131     Error_Handler();
 132   }
 133
 134   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
 135                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
 136   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
 137   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
 138   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
 139   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
 140   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_6) != HAL_OK)
 141   {
 142     Error_Handler();
 143   }
 144
 145   PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART3;
 146   PeriphClkInitStruct.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
 147   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
 148   {
 149     Error_Handler();
 150   }
 151
 152   HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
 153
 154   HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
 155
 156   /* SysTick_IRQn interrupt configuration */
 157   HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
 158 }
 159
 160 /* USER CODE BEGIN 4 */
 161
 162 /* USER CODE END 4 */
 163
 164 /**
 165   * @brief  This function is executed in case of error occurrence.
 166   * @param  None
 167   * @retval None
 168   */
 169 void Error_Handler(void)
 170 {
 171   /* USER CODE BEGIN Error_Handler */
 172   /* User can add his own implementation to report the HAL error return state */
 173   while(1)
 174   {
 175   }
 176   /* USER CODE END Error_Handler */
 177 }
 178
 179 #ifdef USE_FULL_ASSERT
 180
 181 /**
 182    * @brief Reports the name of the source file and the source line number
 183    * where the assert_param error has occurred.
 184    * @param file: pointer to the source file name
 185    * @param line: assert_param error line source number
 186    * @retval None
 187    */
 188 void assert_failed(uint8_t* file, uint32_t line)
 189 {
 190   /* USER CODE BEGIN 6 */
 191   /* User can add his own implementation to report the file name and line number,
 192     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
 193   /* USER CODE END 6 */
 194
 195 }
 196
 197 #endif
 198
 199 /**
 200   * @}
 201   */
 202
 203 /**
 204   * @}
 205 */
 206
 207 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/