Merge pull request #2543 from Guozhanxin/f411

[bsp][stm32]完善 f4xx-nucleo spi、rtc支持
This commit is contained in:
Bernard Xiong 2019-04-07 11:43:31 +08:00 committed by GitHub
commit 75dc0dcbd9
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 344 additions and 25 deletions

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@ -356,7 +356,9 @@ CONFIG_BSP_USING_UART=y
CONFIG_BSP_USING_UART2=y CONFIG_BSP_USING_UART2=y
# CONFIG_BSP_USING_UART6 is not set # CONFIG_BSP_USING_UART6 is not set
# CONFIG_BSP_USING_I2C1 is not set # CONFIG_BSP_USING_I2C1 is not set
# CONFIG_BSP_USING_SPI is not set
# CONFIG_BSP_USING_PWM is not set # CONFIG_BSP_USING_PWM is not set
# CONFIG_BSP_USING_ONCHIP_RTC is not set
# CONFIG_BSP_USING_ON_CHIP_FLASH is not set # CONFIG_BSP_USING_ON_CHIP_FLASH is not set
# #

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@ -2,34 +2,42 @@
File.Version=6 File.Version=6
KeepUserPlacement=true KeepUserPlacement=true
Mcu.Family=STM32F4 Mcu.Family=STM32F4
Mcu.IP0=NVIC Mcu.IP0=IWDG
Mcu.IP1=RCC Mcu.IP1=NVIC
Mcu.IP2=SYS Mcu.IP2=RCC
Mcu.IP3=TIM3 Mcu.IP3=RTC
Mcu.IP4=USART2 Mcu.IP4=SPI1
Mcu.IP5=USART6 Mcu.IP5=SYS
Mcu.IPNb=6 Mcu.IP6=TIM3
Mcu.IP7=USART2
Mcu.IP8=USART6
Mcu.IPNb=9
Mcu.Name=STM32F411R(C-E)Tx Mcu.Name=STM32F411R(C-E)Tx
Mcu.Package=LQFP64 Mcu.Package=LQFP64
Mcu.Pin0=PC13-ANTI_TAMP Mcu.Pin0=PC13-ANTI_TAMP
Mcu.Pin1=PC14-OSC32_IN Mcu.Pin1=PC14-OSC32_IN
Mcu.Pin10=PB1 Mcu.Pin10=PB0
Mcu.Pin11=PA11 Mcu.Pin11=PB1
Mcu.Pin12=PA12 Mcu.Pin12=PA11
Mcu.Pin13=PA13 Mcu.Pin13=PA12
Mcu.Pin14=PA14 Mcu.Pin14=PA13
Mcu.Pin15=PB3 Mcu.Pin15=PA14
Mcu.Pin16=VP_SYS_VS_Systick Mcu.Pin16=PB3
Mcu.Pin17=VP_TIM3_VS_ClockSourceINT Mcu.Pin17=PB4
Mcu.Pin18=PB5
Mcu.Pin19=VP_IWDG_VS_IWDG
Mcu.Pin2=PC15-OSC32_OUT Mcu.Pin2=PC15-OSC32_OUT
Mcu.Pin20=VP_RTC_VS_RTC_Activate
Mcu.Pin21=VP_SYS_VS_Systick
Mcu.Pin22=VP_TIM3_VS_ClockSourceINT
Mcu.Pin3=PH0 - OSC_IN Mcu.Pin3=PH0 - OSC_IN
Mcu.Pin4=PH1 - OSC_OUT Mcu.Pin4=PH1 - OSC_OUT
Mcu.Pin5=PA2 Mcu.Pin5=PA2
Mcu.Pin6=PA3 Mcu.Pin6=PA3
Mcu.Pin7=PA6 Mcu.Pin7=PA5
Mcu.Pin8=PA7 Mcu.Pin8=PA6
Mcu.Pin9=PB0 Mcu.Pin9=PA7
Mcu.PinsNb=18 Mcu.PinsNb=23
Mcu.ThirdPartyNb=0 Mcu.ThirdPartyNb=0
Mcu.UserConstants= Mcu.UserConstants=
Mcu.UserName=STM32F411RETx Mcu.UserName=STM32F411RETx
@ -65,6 +73,8 @@ PA2.Mode=Asynchronous
PA2.Signal=USART2_TX PA2.Signal=USART2_TX
PA3.Mode=Asynchronous PA3.Mode=Asynchronous
PA3.Signal=USART2_RX PA3.Signal=USART2_RX
PA5.Mode=Full_Duplex_Master
PA5.Signal=SPI1_SCK
PA6.Signal=S_TIM3_CH1 PA6.Signal=S_TIM3_CH1
PA7.Signal=S_TIM3_CH2 PA7.Signal=S_TIM3_CH2
PB0.Signal=S_TIM3_CH3 PB0.Signal=S_TIM3_CH3
@ -73,6 +83,10 @@ PB3.GPIOParameters=GPIO_Label
PB3.GPIO_Label=SWO PB3.GPIO_Label=SWO
PB3.Locked=true PB3.Locked=true
PB3.Signal=SYS_JTDO-SWO PB3.Signal=SYS_JTDO-SWO
PB4.Mode=Full_Duplex_Master
PB4.Signal=SPI1_MISO
PB5.Mode=Full_Duplex_Master
PB5.Signal=SPI1_MOSI
PC13-ANTI_TAMP.GPIOParameters=GPIO_Label,GPIO_ModeDefaultEXTI PC13-ANTI_TAMP.GPIOParameters=GPIO_Label,GPIO_ModeDefaultEXTI
PC13-ANTI_TAMP.GPIO_Label=B1 [Blue PushButton] PC13-ANTI_TAMP.GPIO_Label=B1 [Blue PushButton]
PC13-ANTI_TAMP.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_FALLING PC13-ANTI_TAMP.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_FALLING
@ -125,7 +139,7 @@ ProjectManager.StackSize=0x400
ProjectManager.TargetToolchain=MDK-ARM V5 ProjectManager.TargetToolchain=MDK-ARM V5
ProjectManager.ToolChainLocation= ProjectManager.ToolChainLocation=
ProjectManager.UnderRoot=false ProjectManager.UnderRoot=false
ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART2_UART_Init-USART2-false-HAL-true,4-MX_TIM3_Init-TIM3-false-HAL-true,5-MX_USART6_UART_Init-USART6-false-HAL-true ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART2_UART_Init-USART2-false-HAL-true,4-MX_TIM3_Init-TIM3-false-HAL-true,5-MX_USART6_UART_Init-USART6-false-HAL-true,6-MX_RTC_Init-RTC-false-HAL-true,7-MX_IWDG_Init-IWDG-false-HAL-true,8-MX_SPI1_Init-SPI1-false-HAL-true
RCC.48MHZClocksFreq_Value=42000000 RCC.48MHZClocksFreq_Value=42000000
RCC.AHBFreq_Value=84000000 RCC.AHBFreq_Value=84000000
RCC.APB1CLKDivider=RCC_HCLK_DIV2 RCC.APB1CLKDivider=RCC_HCLK_DIV2
@ -169,6 +183,11 @@ SH.S_TIM3_CH3.0=TIM3_CH3,PWM Generation3 CH3
SH.S_TIM3_CH3.ConfNb=1 SH.S_TIM3_CH3.ConfNb=1
SH.S_TIM3_CH4.0=TIM3_CH4,PWM Generation4 CH4 SH.S_TIM3_CH4.0=TIM3_CH4,PWM Generation4 CH4
SH.S_TIM3_CH4.ConfNb=1 SH.S_TIM3_CH4.ConfNb=1
SPI1.CalculateBaudRate=42.0 MBits/s
SPI1.Direction=SPI_DIRECTION_2LINES
SPI1.IPParameters=VirtualType,Mode,Direction,CalculateBaudRate
SPI1.Mode=SPI_MODE_MASTER
SPI1.VirtualType=VM_MASTER
TIM3.Channel-PWM\ Generation1\ CH1=TIM_CHANNEL_1 TIM3.Channel-PWM\ Generation1\ CH1=TIM_CHANNEL_1
TIM3.Channel-PWM\ Generation2\ CH2=TIM_CHANNEL_2 TIM3.Channel-PWM\ Generation2\ CH2=TIM_CHANNEL_2
TIM3.Channel-PWM\ Generation3\ CH3=TIM_CHANNEL_3 TIM3.Channel-PWM\ Generation3\ CH3=TIM_CHANNEL_3
@ -178,6 +197,10 @@ USART2.IPParameters=VirtualMode
USART2.VirtualMode=VM_ASYNC USART2.VirtualMode=VM_ASYNC
USART6.IPParameters=VirtualMode USART6.IPParameters=VirtualMode
USART6.VirtualMode=VM_ASYNC USART6.VirtualMode=VM_ASYNC
VP_IWDG_VS_IWDG.Mode=IWDG_Activate
VP_IWDG_VS_IWDG.Signal=IWDG_VS_IWDG
VP_RTC_VS_RTC_Activate.Mode=RTC_Enabled
VP_RTC_VS_RTC_Activate.Signal=RTC_VS_RTC_Activate
VP_SYS_VS_Systick.Mode=SysTick VP_SYS_VS_Systick.Mode=SysTick
VP_SYS_VS_Systick.Signal=SYS_VS_Systick VP_SYS_VS_Systick.Signal=SYS_VS_Systick
VP_TIM3_VS_ClockSourceINT.Mode=Internal VP_TIM3_VS_ClockSourceINT.Mode=Internal

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@ -66,14 +66,14 @@
/* #define HAL_HASH_MODULE_ENABLED */ /* #define HAL_HASH_MODULE_ENABLED */
/* #define HAL_I2C_MODULE_ENABLED */ /* #define HAL_I2C_MODULE_ENABLED */
/* #define HAL_I2S_MODULE_ENABLED */ /* #define HAL_I2S_MODULE_ENABLED */
/* #define HAL_IWDG_MODULE_ENABLED */ #define HAL_IWDG_MODULE_ENABLED
/* #define HAL_LTDC_MODULE_ENABLED */ /* #define HAL_LTDC_MODULE_ENABLED */
/* #define HAL_RNG_MODULE_ENABLED */ /* #define HAL_RNG_MODULE_ENABLED */
/* #define HAL_RTC_MODULE_ENABLED */ #define HAL_RTC_MODULE_ENABLED
/* #define HAL_SAI_MODULE_ENABLED */ /* #define HAL_SAI_MODULE_ENABLED */
/* #define HAL_SD_MODULE_ENABLED */ /* #define HAL_SD_MODULE_ENABLED */
/* #define HAL_MMC_MODULE_ENABLED */ /* #define HAL_MMC_MODULE_ENABLED */
/* #define HAL_SPI_MODULE_ENABLED */ #define HAL_SPI_MODULE_ENABLED
#define HAL_TIM_MODULE_ENABLED #define HAL_TIM_MODULE_ENABLED
#define HAL_UART_MODULE_ENABLED #define HAL_UART_MODULE_ENABLED
/* #define HAL_USART_MODULE_ENABLED */ /* #define HAL_USART_MODULE_ENABLED */

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@ -62,6 +62,12 @@
/* USER CODE END PM */ /* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/
IWDG_HandleTypeDef hiwdg;
RTC_HandleTypeDef hrtc;
SPI_HandleTypeDef hspi1;
TIM_HandleTypeDef htim3; TIM_HandleTypeDef htim3;
UART_HandleTypeDef huart2; UART_HandleTypeDef huart2;
@ -77,6 +83,9 @@ static void MX_GPIO_Init(void);
static void MX_USART2_UART_Init(void); static void MX_USART2_UART_Init(void);
static void MX_TIM3_Init(void); static void MX_TIM3_Init(void);
static void MX_USART6_UART_Init(void); static void MX_USART6_UART_Init(void);
static void MX_RTC_Init(void);
static void MX_IWDG_Init(void);
static void MX_SPI1_Init(void);
/* USER CODE BEGIN PFP */ /* USER CODE BEGIN PFP */
/* USER CODE END PFP */ /* USER CODE END PFP */
@ -117,6 +126,9 @@ int main(void)
MX_USART2_UART_Init(); MX_USART2_UART_Init();
MX_TIM3_Init(); MX_TIM3_Init();
MX_USART6_UART_Init(); MX_USART6_UART_Init();
MX_RTC_Init();
MX_IWDG_Init();
MX_SPI1_Init();
/* USER CODE BEGIN 2 */ /* USER CODE BEGIN 2 */
/* USER CODE END 2 */ /* USER CODE END 2 */
@ -140,6 +152,7 @@ void SystemClock_Config(void)
{ {
RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
/**Configure the main internal regulator output voltage /**Configure the main internal regulator output voltage
*/ */
@ -147,8 +160,9 @@ void SystemClock_Config(void)
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/**Initializes the CPU, AHB and APB busses clocks /**Initializes the CPU, AHB and APB busses clocks
*/ */
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS; RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 4; RCC_OscInitStruct.PLL.PLLM = 4;
@ -172,6 +186,112 @@ void SystemClock_Config(void)
{ {
Error_Handler(); Error_Handler();
} }
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief IWDG Initialization Function
* @param None
* @retval None
*/
static void MX_IWDG_Init(void)
{
/* USER CODE BEGIN IWDG_Init 0 */
/* USER CODE END IWDG_Init 0 */
/* USER CODE BEGIN IWDG_Init 1 */
/* USER CODE END IWDG_Init 1 */
hiwdg.Instance = IWDG;
hiwdg.Init.Prescaler = IWDG_PRESCALER_4;
hiwdg.Init.Reload = 4095;
if (HAL_IWDG_Init(&hiwdg) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN IWDG_Init 2 */
/* USER CODE END IWDG_Init 2 */
}
/**
* @brief RTC Initialization Function
* @param None
* @retval None
*/
static void MX_RTC_Init(void)
{
/* USER CODE BEGIN RTC_Init 0 */
/* USER CODE END RTC_Init 0 */
/* USER CODE BEGIN RTC_Init 1 */
/* USER CODE END RTC_Init 1 */
/**Initialize RTC Only
*/
hrtc.Instance = RTC;
hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
hrtc.Init.AsynchPrediv = 127;
hrtc.Init.SynchPrediv = 255;
hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
if (HAL_RTC_Init(&hrtc) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN RTC_Init 2 */
/* USER CODE END RTC_Init 2 */
}
/**
* @brief SPI1 Initialization Function
* @param None
* @retval None
*/
static void MX_SPI1_Init(void)
{
/* USER CODE BEGIN SPI1_Init 0 */
/* USER CODE END SPI1_Init 0 */
/* USER CODE BEGIN SPI1_Init 1 */
/* USER CODE END SPI1_Init 1 */
/* SPI1 parameter configuration*/
hspi1.Instance = SPI1;
hspi1.Init.Mode = SPI_MODE_MASTER;
hspi1.Init.Direction = SPI_DIRECTION_2LINES;
hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi1.Init.NSS = SPI_NSS_SOFT;
hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi1.Init.CRCPolynomial = 10;
if (HAL_SPI_Init(&hspi1) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SPI1_Init 2 */
/* USER CODE END SPI1_Init 2 */
} }
/** /**

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@ -101,6 +101,133 @@ void HAL_MspInit(void)
/* USER CODE END MspInit 1 */ /* USER CODE END MspInit 1 */
} }
/**
* @brief RTC MSP Initialization
* This function configures the hardware resources used in this example
* @param hrtc: RTC handle pointer
* @retval None
*/
void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc)
{
if(hrtc->Instance==RTC)
{
/* USER CODE BEGIN RTC_MspInit 0 */
/* USER CODE END RTC_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_RTC_ENABLE();
/* USER CODE BEGIN RTC_MspInit 1 */
/* USER CODE END RTC_MspInit 1 */
}
}
/**
* @brief RTC MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hrtc: RTC handle pointer
* @retval None
*/
void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc)
{
if(hrtc->Instance==RTC)
{
/* USER CODE BEGIN RTC_MspDeInit 0 */
/* USER CODE END RTC_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_RTC_DISABLE();
/* USER CODE BEGIN RTC_MspDeInit 1 */
/* USER CODE END RTC_MspDeInit 1 */
}
}
/**
* @brief SPI MSP Initialization
* This function configures the hardware resources used in this example
* @param hspi: SPI handle pointer
* @retval None
*/
void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(hspi->Instance==SPI1)
{
/* USER CODE BEGIN SPI1_MspInit 0 */
/* USER CODE END SPI1_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_SPI1_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/**SPI1 GPIO Configuration
PA5 ------> SPI1_SCK
PB4 ------> SPI1_MISO
PB5 ------> SPI1_MOSI
*/
GPIO_InitStruct.Pin = GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* USER CODE BEGIN SPI1_MspInit 1 */
/* USER CODE END SPI1_MspInit 1 */
}
}
/**
* @brief SPI MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hspi: SPI handle pointer
* @retval None
*/
void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
{
if(hspi->Instance==SPI1)
{
/* USER CODE BEGIN SPI1_MspDeInit 0 */
/* USER CODE END SPI1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SPI1_CLK_DISABLE();
/**SPI1 GPIO Configuration
PA5 ------> SPI1_SCK
PB4 ------> SPI1_MISO
PB5 ------> SPI1_MOSI
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_4|GPIO_PIN_5);
/* USER CODE BEGIN SPI1_MspDeInit 1 */
/* USER CODE END SPI1_MspDeInit 1 */
}
}
/** /**
* @brief TIM_Base MSP Initialization * @brief TIM_Base MSP Initialization
* This function configures the hardware resources used in this example * This function configures the hardware resources used in this example

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@ -58,6 +58,27 @@ menu "On-chip Peripheral Drivers"
default 25 default 25
endif endif
menuconfig BSP_USING_SPI
bool "Enable SPI BUS"
default n
select RT_USING_SPI
if BSP_USING_SPI
config BSP_USING_SPI1
bool "Enable SPI1 BUS"
default n
config BSP_SPI1_TX_USING_DMA
bool "Enable SPI1 TX DMA"
depends on BSP_USING_SPI1
default n
config BSP_SPI1_RX_USING_DMA
bool "Enable SPI1 RX DMA"
depends on BSP_USING_SPI1
select BSP_SPI1_TX_USING_DMA
default n
endif
menuconfig BSP_USING_PWM menuconfig BSP_USING_PWM
bool "Enable pwm" bool "Enable pwm"
default n default n
@ -85,6 +106,24 @@ menu "On-chip Peripheral Drivers"
endif endif
endif endif
menuconfig BSP_USING_ONCHIP_RTC
bool "Enable RTC"
select RT_USING_RTC
select RT_USING_LIBC
default n
if BSP_USING_ONCHIP_RTC
choice
prompt "Select clock source"
default BSP_RTC_USING_LSE
config BSP_RTC_USING_LSE
bool "RTC USING LSE"
config BSP_RTC_USING_LSI
bool "RTC USING LSI"
endchoice
endif
config BSP_USING_ON_CHIP_FLASH config BSP_USING_ON_CHIP_FLASH
bool "Enable on-chip FLASH" bool "Enable on-chip FLASH"
default n default n

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@ -14,6 +14,7 @@ void SystemClock_Config(void)
{ {
RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
/**Configure the main internal regulator output voltage /**Configure the main internal regulator output voltage
*/ */
@ -21,8 +22,9 @@ void SystemClock_Config(void)
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/**Initializes the CPU, AHB and APB busses clocks /**Initializes the CPU, AHB and APB busses clocks
*/ */
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS; RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 4; RCC_OscInitStruct.PLL.PLLM = 4;
@ -46,4 +48,10 @@ void SystemClock_Config(void)
{ {
Error_Handler(); Error_Handler();
} }
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
} }