Created
January 15, 2017 18:34
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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_HSI; | |
RCC_OscInitStruct.HSIState = RCC_HSI_ON; | |
RCC_OscInitStruct.HSICalibrationValue = 16; | |
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; | |
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2; | |
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL7; | |
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_DIV1; | |
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; | |
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != 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); | |
} | |
/* TIM3 init function */ | |
static void MX_TIM3_Init(void) | |
{ | |
TIM_ClockConfigTypeDef sClockSourceConfig; | |
TIM_MasterConfigTypeDef sMasterConfig; | |
TIM_OC_InitTypeDef sConfigOC; | |
htim3.Instance = TIM3; | |
htim3.Init.Prescaler = 0; | |
htim3.Init.CounterMode = TIM_COUNTERMODE_UP; | |
htim3.Init.Period = 0; | |
htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; | |
if (HAL_TIM_Base_Init(&htim3) != HAL_OK) | |
{ | |
Error_Handler(); | |
} | |
sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; | |
if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK) | |
{ | |
Error_Handler(); | |
} | |
if (HAL_TIM_PWM_Init(&htim3) != HAL_OK) | |
{ | |
Error_Handler(); | |
} | |
sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; | |
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; | |
if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK) | |
{ | |
Error_Handler(); | |
} | |
sConfigOC.OCMode = TIM_OCMODE_PWM1; | |
sConfigOC.Pulse = 19; | |
sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; | |
sConfigOC.OCFastMode = TIM_OCFAST_ENABLE; | |
if (HAL_TIM_PWM_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_2) != HAL_OK) | |
{ | |
Error_Handler(); | |
} | |
HAL_TIM_MspPostInit(&htim3); | |
} | |
/** Configure pins as | |
* Analog | |
* Input | |
* Output | |
* EVENT_OUT | |
* EXTI | |
*/ | |
static void MX_GPIO_Init(void) | |
{ | |
GPIO_InitTypeDef GPIO_InitStruct; | |
/* GPIO Ports Clock Enable */ | |
__HAL_RCC_GPIOC_CLK_ENABLE(); | |
__HAL_RCC_GPIOA_CLK_ENABLE(); | |
/*Configure GPIO pin Output Level */ | |
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_RESET); | |
/*Configure GPIO pin : PC13 */ | |
GPIO_InitStruct.Pin = GPIO_PIN_13; | |
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; | |
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; | |
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); | |
} |
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