Yaroslav Krainyk / Mbed 2 deprecated DISCO_L476VG_UART

UART

Dependencies:   BSP_DISCO_L476VG LCD_DISCO_L476VG mbed

stm32l4xx_hal_msp.c@0:7b78e040f288, 2016-10-05 (annotated)

Committer:
codebreaker7
Date:
Wed Oct 05 10:24:06 2016 +0000
Revision:
0:7b78e040f288
UART

Who changed what in which revision?

UserRevisionLine numberNew contents of line
codebreaker7 0:7b78e040f288 1 /**
codebreaker7 0:7b78e040f288 2 ******************************************************************************
codebreaker7 0:7b78e040f288 3 * @file stm32l4xx_hal_msp_template.c
codebreaker7 0:7b78e040f288 4 * @author MCD Application Team
codebreaker7 0:7b78e040f288 5 * @version V1.0.0
codebreaker7 0:7b78e040f288 6 * @date 26-June-2015
codebreaker7 0:7b78e040f288 7 * @brief HAL MSP module.
codebreaker7 0:7b78e040f288 8 * This file template is located in the HAL folder and should be copied
codebreaker7 0:7b78e040f288 9 * to the user folder.
codebreaker7 0:7b78e040f288 10 *
codebreaker7 0:7b78e040f288 11 @verbatim
codebreaker7 0:7b78e040f288 12 ===============================================================================
codebreaker7 0:7b78e040f288 13 ##### How to use this driver #####
codebreaker7 0:7b78e040f288 14 ===============================================================================
codebreaker7 0:7b78e040f288 15 [..]
codebreaker7 0:7b78e040f288 16 This file is generated automatically by MicroXplorer and eventually modified
codebreaker7 0:7b78e040f288 17 by the user
codebreaker7 0:7b78e040f288 18
codebreaker7 0:7b78e040f288 19 @endverbatim
codebreaker7 0:7b78e040f288 20 ******************************************************************************
codebreaker7 0:7b78e040f288 21 * @attention
codebreaker7 0:7b78e040f288 22 *
codebreaker7 0:7b78e040f288 23 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
codebreaker7 0:7b78e040f288 24 *
codebreaker7 0:7b78e040f288 25 * Redistribution and use in source and binary forms, with or without modification,
codebreaker7 0:7b78e040f288 26 * are permitted provided that the following conditions are met:
codebreaker7 0:7b78e040f288 27 * 1. Redistributions of source code must retain the above copyright notice,
codebreaker7 0:7b78e040f288 28 * this list of conditions and the following disclaimer.
codebreaker7 0:7b78e040f288 29 * 2. Redistributions in binary form must reproduce the above copyright notice,
codebreaker7 0:7b78e040f288 30 * this list of conditions and the following disclaimer in the documentation
codebreaker7 0:7b78e040f288 31 * and/or other materials provided with the distribution.
codebreaker7 0:7b78e040f288 32 * 3. Neither the name of STMicroelectronics nor the names of its contributors
codebreaker7 0:7b78e040f288 33 * may be used to endorse or promote products derived from this software
codebreaker7 0:7b78e040f288 34 * without specific prior written permission.
codebreaker7 0:7b78e040f288 35 *
codebreaker7 0:7b78e040f288 36 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
codebreaker7 0:7b78e040f288 37 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
codebreaker7 0:7b78e040f288 38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
codebreaker7 0:7b78e040f288 39 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
codebreaker7 0:7b78e040f288 40 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
codebreaker7 0:7b78e040f288 41 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
codebreaker7 0:7b78e040f288 42 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
codebreaker7 0:7b78e040f288 43 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
codebreaker7 0:7b78e040f288 44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
codebreaker7 0:7b78e040f288 45 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
codebreaker7 0:7b78e040f288 46 *
codebreaker7 0:7b78e040f288 47 ******************************************************************************
codebreaker7 0:7b78e040f288 48 */
codebreaker7 0:7b78e040f288 49
codebreaker7 0:7b78e040f288 50 /* Includes ------------------------------------------------------------------*/
codebreaker7 0:7b78e040f288 51 #include "stm32l4xx_hal.h"
codebreaker7 0:7b78e040f288 52 #include "main.h"
codebreaker7 0:7b78e040f288 53
codebreaker7 0:7b78e040f288 54 /** @addtogroup STM32L4xx_HAL_Driver
codebreaker7 0:7b78e040f288 55 * @{
codebreaker7 0:7b78e040f288 56 */
codebreaker7 0:7b78e040f288 57
codebreaker7 0:7b78e040f288 58 /** @defgroup HAL_MSP HAL MSP module driver
codebreaker7 0:7b78e040f288 59 * @brief HAL MSP module.
codebreaker7 0:7b78e040f288 60 * @{
codebreaker7 0:7b78e040f288 61 */
codebreaker7 0:7b78e040f288 62
codebreaker7 0:7b78e040f288 63 /* Private typedef -----------------------------------------------------------*/
codebreaker7 0:7b78e040f288 64 /* Private define ------------------------------------------------------------*/
codebreaker7 0:7b78e040f288 65 /* Private macro -------------------------------------------------------------*/
codebreaker7 0:7b78e040f288 66 /* Private variables ---------------------------------------------------------*/
codebreaker7 0:7b78e040f288 67 /* Private function prototypes -----------------------------------------------*/
codebreaker7 0:7b78e040f288 68 /* Private functions ---------------------------------------------------------*/
codebreaker7 0:7b78e040f288 69
codebreaker7 0:7b78e040f288 70 /** @defgroup HAL_MSP_Private_Functions
codebreaker7 0:7b78e040f288 71 * @{
codebreaker7 0:7b78e040f288 72 */
codebreaker7 0:7b78e040f288 73
codebreaker7 0:7b78e040f288 74 /**
codebreaker7 0:7b78e040f288 75 * @brief Initialize the Global MSP.
codebreaker7 0:7b78e040f288 76 * @param None
codebreaker7 0:7b78e040f288 77 * @retval None
codebreaker7 0:7b78e040f288 78 */
codebreaker7 0:7b78e040f288 79 //void HAL_MspInit(void)
codebreaker7 0:7b78e040f288 80 //{
codebreaker7 0:7b78e040f288 81 /* NOTE : This function is generated automatically by STM32CubeMX and eventually
codebreaker7 0:7b78e040f288 82 modified by the user
codebreaker7 0:7b78e040f288 83 */
codebreaker7 0:7b78e040f288 84 //}
codebreaker7 0:7b78e040f288 85
codebreaker7 0:7b78e040f288 86 /**
codebreaker7 0:7b78e040f288 87 * @brief DeInitialize the Global MSP.
codebreaker7 0:7b78e040f288 88 * @param None
codebreaker7 0:7b78e040f288 89 * @retval None
codebreaker7 0:7b78e040f288 90 */
codebreaker7 0:7b78e040f288 91 //void HAL_MspDeInit(void)
codebreaker7 0:7b78e040f288 92 //{
codebreaker7 0:7b78e040f288 93 /* NOTE : This function is generated automatically by STM32CubeMX and eventually
codebreaker7 0:7b78e040f288 94 modified by the user
codebreaker7 0:7b78e040f288 95 */
codebreaker7 0:7b78e040f288 96 //}
codebreaker7 0:7b78e040f288 97
codebreaker7 0:7b78e040f288 98 /**
codebreaker7 0:7b78e040f288 99 * @brief Initialize the PPP MSP.
codebreaker7 0:7b78e040f288 100 * @param None
codebreaker7 0:7b78e040f288 101 * @retval None
codebreaker7 0:7b78e040f288 102 */
codebreaker7 0:7b78e040f288 103 void HAL_UART_MspInit(UART_HandleTypeDef * usart)
codebreaker7 0:7b78e040f288 104 {
codebreaker7 0:7b78e040f288 105 static DMA_HandleTypeDef hdma_tx;
codebreaker7 0:7b78e040f288 106 static DMA_HandleTypeDef hdma_rx;
codebreaker7 0:7b78e040f288 107
codebreaker7 0:7b78e040f288 108 GPIO_InitTypeDef GPIO_InitStruct;
codebreaker7 0:7b78e040f288 109
codebreaker7 0:7b78e040f288 110 /*##-1- Enable peripherals and GPIO Clocks #################################*/
codebreaker7 0:7b78e040f288 111 /* Enable GPIO TX/RX clock */
codebreaker7 0:7b78e040f288 112 USARTx_TX_GPIO_CLK_ENABLE();
codebreaker7 0:7b78e040f288 113 USARTx_RX_GPIO_CLK_ENABLE();
codebreaker7 0:7b78e040f288 114
codebreaker7 0:7b78e040f288 115
codebreaker7 0:7b78e040f288 116 /* Enable USARTx clock */
codebreaker7 0:7b78e040f288 117 USARTx_CLK_ENABLE();
codebreaker7 0:7b78e040f288 118
codebreaker7 0:7b78e040f288 119 __HAL_RCC_DMA1_CLK_ENABLE();
codebreaker7 0:7b78e040f288 120
codebreaker7 0:7b78e040f288 121 /*##-2- Configure peripheral GPIO ##########################################*/
codebreaker7 0:7b78e040f288 122 /* UART TX GPIO pin configuration */
codebreaker7 0:7b78e040f288 123 GPIO_InitStruct.Pin = USARTx_TX_PIN;
codebreaker7 0:7b78e040f288 124 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
codebreaker7 0:7b78e040f288 125 GPIO_InitStruct.Pull = GPIO_PULLUP;
codebreaker7 0:7b78e040f288 126 GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
codebreaker7 0:7b78e040f288 127 GPIO_InitStruct.Alternate = USARTx_TX_AF;
codebreaker7 0:7b78e040f288 128
codebreaker7 0:7b78e040f288 129 HAL_GPIO_Init(USARTx_TX_GPIO_PORT, &GPIO_InitStruct);
codebreaker7 0:7b78e040f288 130
codebreaker7 0:7b78e040f288 131 /* UART RX GPIO pin configuration */
codebreaker7 0:7b78e040f288 132 GPIO_InitStruct.Pin = USARTx_RX_PIN;
codebreaker7 0:7b78e040f288 133 GPIO_InitStruct.Alternate = USARTx_RX_AF;
codebreaker7 0:7b78e040f288 134
codebreaker7 0:7b78e040f288 135 HAL_GPIO_Init(USARTx_RX_GPIO_PORT, &GPIO_InitStruct);
codebreaker7 0:7b78e040f288 136
codebreaker7 0:7b78e040f288 137 hdma_tx.Instance = DMA1_Channel4;
codebreaker7 0:7b78e040f288 138 hdma_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
codebreaker7 0:7b78e040f288 139 hdma_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
codebreaker7 0:7b78e040f288 140 hdma_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
codebreaker7 0:7b78e040f288 141 hdma_tx.Init.MemInc = DMA_MINC_ENABLE;
codebreaker7 0:7b78e040f288 142 hdma_tx.Init.PeriphInc = DMA_PINC_DISABLE;
codebreaker7 0:7b78e040f288 143 hdma_tx.Init.Mode = DMA_NORMAL;
codebreaker7 0:7b78e040f288 144 hdma_tx.Init.Priority = DMA_PRIORITY_LOW;
codebreaker7 0:7b78e040f288 145 hdma_tx.Init.Request = DMA_REQUEST_2;
codebreaker7 0:7b78e040f288 146
codebreaker7 0:7b78e040f288 147 HAL_DMA_Init(&hdma_tx);
codebreaker7 0:7b78e040f288 148
codebreaker7 0:7b78e040f288 149 hdma_rx.Instance = DMA1_Channel5;
codebreaker7 0:7b78e040f288 150 hdma_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
codebreaker7 0:7b78e040f288 151 hdma_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
codebreaker7 0:7b78e040f288 152 hdma_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
codebreaker7 0:7b78e040f288 153 hdma_rx.Init.MemInc = DMA_MINC_ENABLE;
codebreaker7 0:7b78e040f288 154 hdma_rx.Init.PeriphInc = DMA_PINC_DISABLE;
codebreaker7 0:7b78e040f288 155 hdma_rx.Init.Mode = DMA_NORMAL;
codebreaker7 0:7b78e040f288 156 hdma_rx.Init.Priority = DMA_PRIORITY_LOW;
codebreaker7 0:7b78e040f288 157 hdma_rx.Init.Request = DMA_REQUEST_2;
codebreaker7 0:7b78e040f288 158
codebreaker7 0:7b78e040f288 159 HAL_DMA_Init(&hdma_rx);
codebreaker7 0:7b78e040f288 160
codebreaker7 0:7b78e040f288 161 __HAL_LINKDMA(usart, hdmatx, hdma_tx);
codebreaker7 0:7b78e040f288 162 //__HAL_LINKDMA(usart, hdmarx, hdma_rx);
codebreaker7 0:7b78e040f288 163
codebreaker7 0:7b78e040f288 164 HAL_NVIC_SetPriority(USART1_IRQn, 1, 1);
codebreaker7 0:7b78e040f288 165 HAL_NVIC_EnableIRQ(USART1_IRQn);
codebreaker7 0:7b78e040f288 166
codebreaker7 0:7b78e040f288 167 HAL_NVIC_SetPriority(DMA1_Channel4_IRQn, 2, 2);
codebreaker7 0:7b78e040f288 168 HAL_NVIC_EnableIRQ(DMA1_Channel4_IRQn);
codebreaker7 0:7b78e040f288 169
codebreaker7 0:7b78e040f288 170 //HAL_NVIC_SetPriority(DMA1_Channel5_IRQn, 1, 1);
codebreaker7 0:7b78e040f288 171 //HAL_NVIC_EnableIRQ(DMA1_Channel5_IRQn);
codebreaker7 0:7b78e040f288 172 }
codebreaker7 0:7b78e040f288 173
codebreaker7 0:7b78e040f288 174 /**
codebreaker7 0:7b78e040f288 175 * @brief DeInitialize the PPP MSP.
codebreaker7 0:7b78e040f288 176 * @param None
codebreaker7 0:7b78e040f288 177 * @retval None
codebreaker7 0:7b78e040f288 178 */
codebreaker7 0:7b78e040f288 179 void HAL_UART_MspDeInit(UART_HandleTypeDef *husart)
codebreaker7 0:7b78e040f288 180 {
codebreaker7 0:7b78e040f288 181 HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2);
codebreaker7 0:7b78e040f288 182 HAL_GPIO_DeInit(GPIOA, GPIO_PIN_3);
codebreaker7 0:7b78e040f288 183 }
codebreaker7 0:7b78e040f288 184
codebreaker7 0:7b78e040f288 185 /**
codebreaker7 0:7b78e040f288 186 * @}
codebreaker7 0:7b78e040f288 187 */
codebreaker7 0:7b78e040f288 188
codebreaker7 0:7b78e040f288 189 /**
codebreaker7 0:7b78e040f288 190 * @}
codebreaker7 0:7b78e040f288 191 */
codebreaker7 0:7b78e040f288 192
codebreaker7 0:7b78e040f288 193 /**
codebreaker7 0:7b78e040f288 194 * @}
codebreaker7 0:7b78e040f288 195 */
codebreaker7 0:7b78e040f288 196
codebreaker7 0:7b78e040f288 197 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
codebreaker7 0:7b78e040f288 198