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Diffstat (limited to 'stm32cubemx/Src/main.c')
| -rw-r--r-- | stm32cubemx/Src/main.c | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/stm32cubemx/Src/main.c b/stm32cubemx/Src/main.c new file mode 100644 index 0000000..b69bf4f --- /dev/null +++ b/stm32cubemx/Src/main.c @@ -0,0 +1,280 @@ +/** + ****************************************************************************** + * File Name : main.c + * Description : Main program body + ****************************************************************************** + * + * COPYRIGHT(c) 2017 STMicroelectronics + * + * 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. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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. + * + ****************************************************************************** + */ +/* Includes ------------------------------------------------------------------*/ +#include "main.h" +#include "stm32f1xx_hal.h" + +/* USER CODE BEGIN Includes */ + +/* USER CODE END Includes */ + +/* Private variables ---------------------------------------------------------*/ +IWDG_HandleTypeDef hiwdg; + +TIM_HandleTypeDef htim1; + +/* USER CODE BEGIN PV */ +/* Private variables ---------------------------------------------------------*/ + +/* USER CODE END PV */ + +/* Private function prototypes -----------------------------------------------*/ +void SystemClock_Config(void); +void Error_Handler(void); +static void MX_GPIO_Init(void); +static void MX_TIM1_Init(void); +static void MX_IWDG_Init(void); +static void MX_NVIC_Init(void); + +/* USER CODE BEGIN PFP */ +/* Private function prototypes -----------------------------------------------*/ + +/* USER CODE END PFP */ + +/* USER CODE BEGIN 0 */ + +/* USER CODE END 0 */ + +int main(void) +{ + + /* USER CODE BEGIN 1 */ + + /* USER CODE END 1 */ + + /* MCU Configuration----------------------------------------------------------*/ + + /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ + HAL_Init(); + + /* Configure the system clock */ + SystemClock_Config(); + + /* Initialize all configured peripherals */ + MX_GPIO_Init(); + MX_TIM1_Init(); + MX_IWDG_Init(); + + /* Initialize interrupts */ + MX_NVIC_Init(); + + /* USER CODE BEGIN 2 */ + + /* USER CODE END 2 */ + + /* Infinite loop */ + /* USER CODE BEGIN WHILE */ + while (1) + { + /* USER CODE END WHILE */ + + /* USER CODE BEGIN 3 */ + + } + /* USER CODE END 3 */ + +} + +/** System Clock Configuration +*/ +void SystemClock_Config(void) +{ + + RCC_OscInitTypeDef RCC_OscInitStruct; + RCC_ClkInitTypeDef RCC_ClkInitStruct; + + /**Initializes the CPU, AHB and APB busses clocks + */ + RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE; + RCC_OscInitStruct.HSEState = RCC_HSE_ON; + RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; + RCC_OscInitStruct.HSIState = RCC_HSI_ON; + RCC_OscInitStruct.LSIState = RCC_LSI_ON; + RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; + RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; + RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; + if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) + { + Error_Handler(); + } + + /**Initializes the CPU, AHB and APB busses clocks + */ + RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK + |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; + RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; + RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; + RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; + RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; + + if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) + { + Error_Handler(); + } + + /**Configure the Systick interrupt time + */ + HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); + + /**Configure the Systick + */ + HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); + + /* SysTick_IRQn interrupt configuration */ + HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); +} + +/** NVIC Configuration +*/ +static void MX_NVIC_Init(void) +{ + /* TIM1_TRG_COM_IRQn interrupt configuration */ + HAL_NVIC_SetPriority(TIM1_TRG_COM_IRQn, 1, 0); + HAL_NVIC_EnableIRQ(TIM1_TRG_COM_IRQn); +} + +/* IWDG init function */ +static void MX_IWDG_Init(void) +{ + + hiwdg.Instance = IWDG; + hiwdg.Init.Prescaler = IWDG_PRESCALER_4; + hiwdg.Init.Reload = 4095; + if (HAL_IWDG_Init(&hiwdg) != HAL_OK) + { + Error_Handler(); + } + +} + +/* TIM1 init function */ +static void MX_TIM1_Init(void) +{ + + TIM_MasterConfigTypeDef sMasterConfig; + TIM_IC_InitTypeDef sConfigIC; + + htim1.Instance = TIM1; + htim1.Init.Prescaler = 0; + htim1.Init.CounterMode = TIM_COUNTERMODE_UP; + htim1.Init.Period = 0; + htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; + htim1.Init.RepetitionCounter = 0; + if (HAL_TIM_IC_Init(&htim1) != HAL_OK) + { + Error_Handler(); + } + + sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; + sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; + if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK) + { + Error_Handler(); + } + + sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING; + sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI; + sConfigIC.ICPrescaler = TIM_ICPSC_DIV1; + sConfigIC.ICFilter = 0; + if (HAL_TIM_IC_ConfigChannel(&htim1, &sConfigIC, TIM_CHANNEL_1) != HAL_OK) + { + Error_Handler(); + } + +} + +/** Configure pins as + * Analog + * Input + * Output + * EVENT_OUT + * EXTI +*/ +static void MX_GPIO_Init(void) +{ + + /* GPIO Ports Clock Enable */ + __HAL_RCC_GPIOC_CLK_ENABLE(); + __HAL_RCC_GPIOD_CLK_ENABLE(); + __HAL_RCC_GPIOA_CLK_ENABLE(); + +} + +/* USER CODE BEGIN 4 */ + +/* USER CODE END 4 */ + +/** + * @brief This function is executed in case of error occurrence. + * @param None + * @retval None + */ +void Error_Handler(void) +{ + /* USER CODE BEGIN Error_Handler */ + /* User can add his own implementation to report the HAL error return state */ + while(1) + { + } + /* USER CODE END Error_Handler */ +} + +#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 CODE BEGIN 6 */ + /* 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) */ + /* USER CODE END 6 */ + +} + +#endif + +/** + * @} + */ + +/** + * @} +*/ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |