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Bring up UART4

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This commit is contained in:
Oskar Weigl
2017-09-23 02:00:45 -07:00
parent 8b024adf50
commit 61860ff38e
13 changed files with 3678 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_uart.h
+794
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File diff suppressed because it is too large Load Diff
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c
+2539
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File diff suppressed because it is too large Load Diff
Inc/gpio.h
+3
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@@ -70,6 +70,9 @@ void MX_GPIO_Init(void);
/* USER CODE BEGIN Prototypes */
void SetGPIO12toUART();
void SetGPIO12toStepDir();
/* USER CODE END Prototypes */
#ifdef __cplusplus
Inc/main.h
-1
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@@ -81,7 +81,6 @@
#define M1_IB_GPIO_Port GPIOC
#define GPIO_1_Pin GPIO_PIN_0
#define GPIO_1_GPIO_Port GPIOA
#define GPIO_1_EXTI_IRQn EXTI0_IRQn
#define GPIO_2_Pin GPIO_PIN_1
#define GPIO_2_GPIO_Port GPIOA
#define GPIO_3_Pin GPIO_PIN_2
Inc/stm32f4xx_hal_conf.h
+1 -1
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@@ -76,7 +76,7 @@
/* #define HAL_MMC_MODULE_ENABLED */
#define HAL_SPI_MODULE_ENABLED
#define HAL_TIM_MODULE_ENABLED
/* #define HAL_UART_MODULE_ENABLED */
#define HAL_UART_MODULE_ENABLED
/* #define HAL_USART_MODULE_ENABLED */
/* #define HAL_IRDA_MODULE_ENABLED */
/* #define HAL_SMARTCARD_MODULE_ENABLED */
Inc/stm32f4xx_it.h
-2
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@@ -52,8 +52,6 @@ void BusFault_Handler(void);
void UsageFault_Handler(void);
void DebugMon_Handler(void);
void SysTick_Handler(void);
void EXTI0_IRQHandler(void);
void EXTI2_IRQHandler(void);
void ADC_IRQHandler(void);
void OTG_FS_IRQHandler(void);
Inc/usart.h
+91
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@@ -0,0 +1,91 @@
/**
******************************************************************************
* File Name : USART.h
* Description : This file provides code for the configuration
* of the USART instances.
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2017 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution 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 other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS 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.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __usart_H
#define __usart_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "main.h"
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
extern UART_HandleTypeDef huart4;
/* USER CODE BEGIN Private defines */
/* USER CODE END Private defines */
extern void _Error_Handler(char *, int);
void MX_UART4_Init(void);
/* USER CODE BEGIN Prototypes */
/* USER CODE END Prototypes */
#ifdef __cplusplus
}
#endif
#endif /*__ usart_H */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Makefile
+2
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@@ -50,6 +50,7 @@ C_SOURCES = \
Src/spi.c \
Src/stm32f4xx_hal_msp.c \
Src/can.c \
Src/usart.c \
Src/usbd_conf.c \
Src/usbd_desc.c \
Src/usb_device.c \
@@ -74,6 +75,7 @@ C_SOURCES = \
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc_ex.c \
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd.c \
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pcd_ex.c \
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c \
Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_usb.c \
Src/usbd_cdc_if.c \
Src/syscalls.c \
Odrive.ioc
+18 -10
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@@ -92,8 +92,9 @@ Mcu.IP10=TIM2
Mcu.IP11=TIM3
Mcu.IP12=TIM4
Mcu.IP13=TIM8
Mcu.IP14=USB_DEVICE
Mcu.IP15=USB_OTG_FS
Mcu.IP14=UART4
Mcu.IP15=USB_DEVICE
Mcu.IP16=USB_OTG_FS
Mcu.IP2=ADC3
Mcu.IP3=CAN1
Mcu.IP4=FREERTOS
@@ -102,7 +103,7 @@ Mcu.IP6=RCC
Mcu.IP7=SPI3
Mcu.IP8=SYS
Mcu.IP9=TIM1
Mcu.IPNb=16
Mcu.IPNb=17
Mcu.Name=STM32F405RGTx
Mcu.Package=LQFP64
Mcu.Pin0=PC13-ANTI_TAMP
@@ -169,8 +170,7 @@ MxDb.Version=DB.4.0.220
NVIC.ADC_IRQn=true\:5\:0\:false\:false\:true\:true
NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.EXTI0_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.EXTI2_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.EXTI2_IRQn=true\:0\:0\:false\:false\:false\:false
NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.MemoryManagement_IRQn=true\:0\:0\:false\:false\:true\:false
NVIC.NonMaskableInt_IRQn=true\:0\:0\:false\:false\:true\:false
@@ -184,12 +184,14 @@ PA0-WKUP.GPIOParameters=GPIO_PuPd,GPIO_Label
PA0-WKUP.GPIO_Label=GPIO_1
PA0-WKUP.GPIO_PuPd=GPIO_PULLDOWN
PA0-WKUP.Locked=true
PA0-WKUP.Signal=GPXTI0
PA0-WKUP.Signal=SharedStack_PA0
PA0-WKUP.Stacked=true
PA1.GPIOParameters=GPIO_PuPd,GPIO_Label
PA1.GPIO_Label=GPIO_2
PA1.GPIO_PuPd=GPIO_NOPULL
PA1.Locked=true
PA1.Signal=GPIO_Input
PA1.Signal=SharedStack_PA1
PA1.Stacked=true
PA10.GPIOParameters=GPIO_Label
PA10.GPIO_Label=M0_CH
PA10.Locked=true
@@ -398,7 +400,7 @@ ProjectManager.StackSize=0x800
ProjectManager.TargetToolchain=SW4STM32
ProjectManager.ToolChainLocation=
ProjectManager.UnderRoot=true
ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL,2-MX_ADC1_Init-ADC1-false-HAL,3-MX_ADC2_Init-ADC2-false-HAL,4-MX_CAN1_Init-CAN1-false-HAL,5-MX_TIM1_Init-TIM1-false-HAL,6-MX_TIM8_Init-TIM8-false-HAL,7-MX_TIM3_Init-TIM3-false-HAL,8-MX_TIM4_Init-TIM4-false-HAL,9-MX_SPI3_Init-SPI3-false-HAL,10-MX_ADC3_Init-ADC3-false-HAL,11-SystemClock_Config-RCC-false-HAL,12-MX_TIM2_Init-TIM2-false-HAL,13-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL
ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL,2-MX_ADC1_Init-ADC1-false-HAL,3-MX_ADC2_Init-ADC2-false-HAL,4-MX_CAN1_Init-CAN1-false-HAL,5-MX_TIM1_Init-TIM1-false-HAL,6-MX_TIM8_Init-TIM8-false-HAL,7-MX_TIM3_Init-TIM3-false-HAL,8-MX_TIM4_Init-TIM4-false-HAL,9-MX_SPI3_Init-SPI3-false-HAL,10-MX_ADC3_Init-ADC3-false-HAL,11-SystemClock_Config-RCC-false-HAL,12-MX_TIM2_Init-TIM2-false-HAL,13-MX_USB_DEVICE_Init-USB_DEVICE-false-HAL,14-MX_UART4_Init-UART4-false-HAL
RCC.48MHZClocksFreq_Value=48000000
RCC.AHBFreq_Value=168000000
RCC.APB1CLKDivider=RCC_HCLK_DIV4
@@ -464,8 +466,6 @@ SH.ADCx_IN5.ConfNb=2
SH.ADCx_IN6.0=ADC1_IN6,IN6
SH.ADCx_IN6.1=ADC2_IN6,IN6
SH.ADCx_IN6.ConfNb=2
SH.GPXTI0.0=GPIO_EXTI0
SH.GPXTI0.ConfNb=1
SH.GPXTI2.0=GPIO_EXTI2
SH.GPXTI2.ConfNb=1
SH.S_TIM1_CH1.0=TIM1_CH1,PWM Generation1 CH1 CH1N
@@ -492,6 +492,12 @@ SH.S_TIM8_CH2.0=TIM8_CH2,PWM Generation2 CH2 CH2N
SH.S_TIM8_CH2.ConfNb=1
SH.S_TIM8_CH3.0=TIM8_CH3,PWM Generation3 CH3 CH3N
SH.S_TIM8_CH3.ConfNb=1
SH.SharedStack_PA0.0=GPIO_EXTI0+0
SH.SharedStack_PA0.1=UART4_TX,Asynchronous
SH.SharedStack_PA0.ConfNb=2
SH.SharedStack_PA1.0=GPIO_Input+0
SH.SharedStack_PA1.1=UART4_RX,Asynchronous
SH.SharedStack_PA1.ConfNb=2
SPI3.BaudRatePrescaler=SPI_BAUDRATEPRESCALER_16
SPI3.CLKPhase=SPI_PHASE_2EDGE
SPI3.CalculateBaudRate=2.625 MBits/s
@@ -555,6 +561,8 @@ TIM8.OffStateIDLEMode=TIM_OSSI_ENABLE
TIM8.OffStateRunMode=TIM_OSSR_ENABLE
TIM8.Period=TIM_1_8_PERIOD_CLOCKS
TIM8.TIM_MasterOutputTrigger=TIM_TRGO_UPDATE
UART4.IPParameters=VirtualMode
UART4.VirtualMode=Asynchronous
USB_DEVICE.CLASS_NAME_FS=CDC
USB_DEVICE.IPParameters=VirtualMode-CDC_FS,VirtualModeFS,CLASS_NAME_FS,MANUFACTURER_STRING-CDC_FS,PRODUCT_STRING_CDC_FS,VID-CDC_FS,PID_CDC_FS,SERIALNUMBER_STRING_CDC_FS
USB_DEVICE.MANUFACTURER_STRING-CDC_FS=ODrive
Src/gpio.c
+60 -8
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@@ -71,6 +71,8 @@
* Output
* EVENT_OUT
* EXTI
PA0-WKUP ------> SharedStack_PA0
PA1 ------> SharedStack_PA1
*/
void MX_GPIO_Init(void)
{
@@ -100,14 +102,30 @@ void MX_GPIO_Init(void)
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pins : PAPin PAPin */
GPIO_InitStruct.Pin = GPIO_1_Pin|GPIO_3_Pin;
/*Configure GPIO pin : PtPin */
GPIO_InitStruct.Pin = GPIO_1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_1_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : PtPin */
GPIO_InitStruct.Pin = GPIO_2_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_2_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : PtPin */
GPIO_InitStruct.Pin = GPIO_3_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
HAL_GPIO_Init(GPIO_3_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pins : PAPin PAPin PAPin */
GPIO_InitStruct.Pin = GPIO_2_Pin|GPIO_4_Pin|M0_ENC_Z_Pin;
/*Configure GPIO pins : PAPin PAPin */
GPIO_InitStruct.Pin = GPIO_4_Pin|M0_ENC_Z_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
@@ -132,9 +150,6 @@ void MX_GPIO_Init(void)
HAL_GPIO_Init(nFAULT_GPIO_Port, &GPIO_InitStruct);
/* EXTI interrupt init*/
HAL_NVIC_SetPriority(EXTI0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI0_IRQn);
HAL_NVIC_SetPriority(EXTI2_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI2_IRQn);
@@ -143,6 +158,43 @@ void MX_GPIO_Init(void)
/* USER CODE BEGIN 2 */
#endif // End GPIO Include
void SetGPIO12toUART() {
GPIO_InitTypeDef GPIO_InitStruct;
HAL_NVIC_DisableIRQ(EXTI0_IRQn);
GPIO_InitStruct.Pin = GPIO_1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_1_GPIO_Port, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_2_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_2_GPIO_Port, &GPIO_InitStruct);
}
void SetGPIO12toStepDir() {
GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = GPIO_1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
HAL_GPIO_Init(GPIO_1_GPIO_Port, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_2_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIO_2_GPIO_Port, &GPIO_InitStruct);
HAL_NVIC_SetPriority(EXTI0_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(EXTI0_IRQn);
}
//Dispatch processing of external interrupts based on source
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) {
//Step signals for M0 and M1
Src/main.c
+2
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@@ -53,6 +53,7 @@
#include "can.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "usb_device.h"
#include "gpio.h"
@@ -115,6 +116,7 @@ int main(void)
MX_SPI3_Init();
MX_ADC3_Init();
MX_TIM2_Init();
MX_UART4_Init();
/* USER CODE BEGIN 2 */
Src/stm32f4xx_it.c
+17 -28
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@@ -171,34 +171,6 @@ void SysTick_Handler(void)
/* please refer to the startup file (startup_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles EXTI line0 interrupt.
*/
void EXTI0_IRQHandler(void)
{
/* USER CODE BEGIN EXTI0_IRQn 0 */
/* USER CODE END EXTI0_IRQn 0 */
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_0);
/* USER CODE BEGIN EXTI0_IRQn 1 */
/* USER CODE END EXTI0_IRQn 1 */
}
/**
* @brief This function handles EXTI line2 interrupt.
*/
void EXTI2_IRQHandler(void)
{
/* USER CODE BEGIN EXTI2_IRQn 0 */
/* USER CODE END EXTI2_IRQn 0 */
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_2);
/* USER CODE BEGIN EXTI2_IRQn 1 */
/* USER CODE END EXTI2_IRQn 1 */
}
/**
* @brief This function handles ADC1, ADC2 and ADC3 global interrupts.
*/
@@ -267,5 +239,22 @@ void ADC_IRQ_Dispatch(ADC_HandleTypeDef* hadc, ADC_handler_t callback) {
}
}
/**
* @brief This function handles EXTI line0 interrupt.
*/
void EXTI0_IRQHandler(void)
{
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_0);
}
/**
* @brief This function handles EXTI line2 interrupt.
*/
void EXTI2_IRQHandler(void)
{
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_2);
}
/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Src/usart.c
+151
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@@ -0,0 +1,151 @@
/**
******************************************************************************
* File Name : USART.c
* Description : This file provides code for the configuration
* of the USART instances.
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2017 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution 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 other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS 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 "usart.h"
#include "gpio.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
UART_HandleTypeDef huart4;
/* UART4 init function */
void MX_UART4_Init(void)
{
huart4.Instance = UART4;
huart4.Init.BaudRate = 115200;
huart4.Init.WordLength = UART_WORDLENGTH_8B;
huart4.Init.StopBits = UART_STOPBITS_1;
huart4.Init.Parity = UART_PARITY_NONE;
huart4.Init.Mode = UART_MODE_TX_RX;
huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart4.Init.OverSampling = UART_OVERSAMPLING_16;
if (HAL_UART_Init(&huart4) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
}
void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(uartHandle->Instance==UART4)
{
/* USER CODE BEGIN UART4_MspInit 0 */
/* USER CODE END UART4_MspInit 0 */
/* UART4 clock enable */
__HAL_RCC_UART4_CLK_ENABLE();
/**UART4 GPIO Configuration
PA0-WKUP ------> UART4_TX
PA1 ------> UART4_RX
*/
GPIO_InitStruct.Pin = GPIO_1_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_1_GPIO_Port, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_2_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
HAL_GPIO_Init(GPIO_2_GPIO_Port, &GPIO_InitStruct);
/* USER CODE BEGIN UART4_MspInit 1 */
/* USER CODE END UART4_MspInit 1 */
}
}
void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
{
if(uartHandle->Instance==UART4)
{
/* USER CODE BEGIN UART4_MspDeInit 0 */
/* USER CODE END UART4_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_UART4_CLK_DISABLE();
/**UART4 GPIO Configuration
PA0-WKUP ------> UART4_TX
PA1 ------> UART4_RX
*/
HAL_GPIO_DeInit(GPIOA, GPIO_1_Pin|GPIO_2_Pin);
/* USER CODE BEGIN UART4_MspDeInit 1 */
/* USER CODE END UART4_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/