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Merge pull request #3914 from luhuadong/develop

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[bsp][stm32] add usart3 driver init for stm32l4r5-nucleo
This commit is contained in:
Bernard Xiong
2020-11-03 10:53:29 +08:00
committed by GitHub
parent ac6da8d4cf 7b38aed845
commit 724b413431
5 changed files with 121 additions and 13 deletions
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bsp/stm32/stm32l4r5-st-nucleo/board/CubeMX_Config/.mxproject
+6 -6
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File diff suppressed because one or more lines are too long
bsp/stm32/stm32l4r5-st-nucleo/board/CubeMX_Config/Inc/stm32l4xx_hal_conf.h
+1 -1
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@@ -5,7 +5,7 @@
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2019 STMicroelectronics</center></h2>
* <h2><center>&copy; COPYRIGHT(c) 2020 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
bsp/stm32/stm32l4r5-st-nucleo/board/CubeMX_Config/STM32L4R5ZITx.ioc
+18 -5
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@@ -6,15 +6,18 @@ Mcu.IP0=LPUART1
Mcu.IP1=NVIC
Mcu.IP2=RCC
Mcu.IP3=SYS
Mcu.IPNb=4
Mcu.IP4=USART3
Mcu.IPNb=5
Mcu.Name=STM32L4R5Z(G-I)Tx
Mcu.Package=LQFP144
Mcu.Pin0=PC14-OSC32_IN (PC14)
Mcu.Pin1=PC15-OSC32_OUT (PC15)
Mcu.Pin2=PG7
Mcu.Pin3=PG8
Mcu.Pin4=VP_SYS_VS_Systick
Mcu.PinsNb=5
Mcu.Pin2=PD8
Mcu.Pin3=PD9
Mcu.Pin4=PG7
Mcu.Pin5=PG8
Mcu.Pin6=VP_SYS_VS_Systick
Mcu.PinsNb=7
Mcu.ThirdPartyNb=0
Mcu.UserConstants=
Mcu.UserName=STM32L4R5ZITx
@@ -22,6 +25,7 @@ MxCube.Version=5.3.0
MxDb.Version=DB.5.0.30
NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false
NVIC.ForceEnableDMAVector=true
NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
NVIC.MemoryManagement_IRQn=true\:0\:0\:false\:false\:true\:false\:false
NVIC.NonMaskableInt_IRQn=true\:0\:0\:false\:false\:true\:false\:false
@@ -42,6 +46,12 @@ PCC.Seq0=0
PCC.Series=STM32L4
PCC.Temperature=25
PCC.Vdd=3.0
PD8.Locked=true
PD8.Mode=Asynchronous
PD8.Signal=USART3_TX
PD9.Locked=true
PD9.Mode=Asynchronous
PD9.Signal=USART3_RX
PG7.GPIOParameters=GPIO_Speed,GPIO_PuPd
PG7.GPIO_PuPd=GPIO_PULLUP
PG7.GPIO_Speed=GPIO_SPEED_FREQ_HIGH
@@ -159,6 +169,9 @@ RCC.VCOInputFreq_Value=8000000
RCC.VCOOutputFreq_Value=200000000
RCC.VCOSAI1OutputFreq_Value=96000000
RCC.VCOSAI2OutputFreq_Value=64000000
USART3.BaudRate=9600
USART3.IPParameters=VirtualMode-Asynchronous,BaudRate
USART3.VirtualMode-Asynchronous=VM_ASYNC
VP_SYS_VS_Systick.Mode=SysTick
VP_SYS_VS_Systick.Signal=SYS_VS_Systick
board=custom
bsp/stm32/stm32l4r5-st-nucleo/board/CubeMX_Config/Src/main.c
+54 -1
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@@ -43,6 +43,7 @@
/* Private variables ---------------------------------------------------------*/
UART_HandleTypeDef hlpuart1;
UART_HandleTypeDef huart3;
/* USER CODE BEGIN PV */
@@ -52,6 +53,7 @@ UART_HandleTypeDef hlpuart1;
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_LPUART1_UART_Init(void);
static void MX_USART3_UART_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
@@ -91,6 +93,7 @@ int main(void)
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_LPUART1_UART_Init();
MX_USART3_UART_Init();
/* USER CODE BEGIN 2 */
/* USER CODE END 2 */
@@ -151,7 +154,8 @@ void SystemClock_Config(void)
{
Error_Handler();
}
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_LPUART1;
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_LPUART1;
PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_HSI;
PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_HSI;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
@@ -203,6 +207,54 @@ static void MX_LPUART1_UART_Init(void)
}
/**
* @brief USART3 Initialization Function
* @param None
* @retval None
*/
static void MX_USART3_UART_Init(void)
{
/* USER CODE BEGIN USART3_Init 0 */
/* USER CODE END USART3_Init 0 */
/* USER CODE BEGIN USART3_Init 1 */
/* USER CODE END USART3_Init 1 */
huart3.Instance = USART3;
huart3.Init.BaudRate = 9600;
huart3.Init.WordLength = UART_WORDLENGTH_8B;
huart3.Init.StopBits = UART_STOPBITS_1;
huart3.Init.Parity = UART_PARITY_NONE;
huart3.Init.Mode = UART_MODE_TX_RX;
huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart3.Init.OverSampling = UART_OVERSAMPLING_16;
huart3.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
huart3.Init.ClockPrescaler = UART_PRESCALER_DIV1;
huart3.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
if (HAL_UART_Init(&huart3) != HAL_OK)
{
Error_Handler();
}
if (HAL_UARTEx_SetTxFifoThreshold(&huart3, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
{
Error_Handler();
}
if (HAL_UARTEx_SetRxFifoThreshold(&huart3, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
{
Error_Handler();
}
if (HAL_UARTEx_DisableFifoMode(&huart3) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN USART3_Init 2 */
/* USER CODE END USART3_Init 2 */
}
/**
* @brief GPIO Initialization Function
* @param None
@@ -213,6 +265,7 @@ static void MX_GPIO_Init(void)
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
HAL_PWREx_EnableVddIO2();
bsp/stm32/stm32l4r5-st-nucleo/board/CubeMX_Config/Src/stm32l4xx_hal_msp.c
+42
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@@ -111,6 +111,30 @@ void HAL_UART_MspInit(UART_HandleTypeDef* huart)
/* USER CODE END LPUART1_MspInit 1 */
}
else if(huart->Instance==USART3)
{
/* USER CODE BEGIN USART3_MspInit 0 */
/* USER CODE END USART3_MspInit 0 */
/* Peripheral clock enable */
__HAL_RCC_USART3_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/**USART3 GPIO Configuration
PD8 ------> USART3_TX
PD9 ------> USART3_RX
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* USER CODE BEGIN USART3_MspInit 1 */
/* USER CODE END USART3_MspInit 1 */
}
}
@@ -140,6 +164,24 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
/* USER CODE END LPUART1_MspDeInit 1 */
}
else if(huart->Instance==USART3)
{
/* USER CODE BEGIN USART3_MspDeInit 0 */
/* USER CODE END USART3_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_USART3_CLK_DISABLE();
/**USART3 GPIO Configuration
PD8 ------> USART3_TX
PD9 ------> USART3_RX
*/
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_8|GPIO_PIN_9);
/* USER CODE BEGIN USART3_MspDeInit 1 */
/* USER CODE END USART3_MspDeInit 1 */
}
}