1 /* USER CODE BEGIN Header */
2 /**
3 ******************************************************************************
4 * File Name : stm32l4xx_hal_msp.c
5 * Description : This file provides code for the MSP Initialization
6 * and de-Initialization codes.
7 ******************************************************************************
8 ** This notice applies to any and all portions of this file
9 * that are not between comment pairs USER CODE BEGIN and
10 * USER CODE END. Other portions of this file, whether
11 * inserted by the user or by software development tools
12 * are owned by their respective copyright owners.
13 *
14 * COPYRIGHT(c) 2018 STMicroelectronics
15 *
16 * Redistribution and use in source and binary forms, with or without modification,
17 * are permitted provided that the following conditions are met:
18 * 1. Redistributions of source code must retain the above copyright notice,
19 * this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright notice,
21 * this list of conditions and the following disclaimer in the documentation
22 * and/or other materials provided with the distribution.
23 * 3. Neither the name of STMicroelectronics nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
30 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
33 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
34 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
35 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 *
38 ******************************************************************************
39 */
40 /* USER CODE END Header */
41
42 /* Includes ------------------------------------------------------------------*/
43 #include "main.h"
44 /* USER CODE BEGIN Includes */
45 #include <drv_common.h>
46 /* USER CODE END Includes */
47
48 /* Private typedef -----------------------------------------------------------*/
49 /* USER CODE BEGIN TD */
50
51 /* USER CODE END TD */
52
53 /* Private define ------------------------------------------------------------*/
54 /* USER CODE BEGIN Define */
55
56 /* USER CODE END Define */
57
58 /* Private macro -------------------------------------------------------------*/
59 /* USER CODE BEGIN Macro */
60
61 /* USER CODE END Macro */
62
63 /* Private variables ---------------------------------------------------------*/
64 /* USER CODE BEGIN PV */
65
66 /* USER CODE END PV */
67
68 /* Private function prototypes -----------------------------------------------*/
69 /* USER CODE BEGIN PFP */
70
71 /* USER CODE END PFP */
72
73 /* External functions --------------------------------------------------------*/
74 /* USER CODE BEGIN ExternalFunctions */
75
76 /* USER CODE END ExternalFunctions */
77
78 /* USER CODE BEGIN 0 */
79
80 /* USER CODE END 0 */
81 /**
82 * Initializes the Global MSP.
83 */
HAL_MspInit(void)84 void HAL_MspInit(void)
85 {
86 /* USER CODE BEGIN MspInit 0 */
87
88 /* USER CODE END MspInit 0 */
89
90 __HAL_RCC_SYSCFG_CLK_ENABLE();
91 __HAL_RCC_PWR_CLK_ENABLE();
92
93 /* System interrupt init*/
94
95 /* USER CODE BEGIN MspInit 1 */
96
97 /* USER CODE END MspInit 1 */
98 }
99
100 /**
101 * @brief UART MSP Initialization
102 * This function configures the hardware resources used in this example
103 * @param huart: UART handle pointer
104 * @retval None
105 */
HAL_UART_MspInit(UART_HandleTypeDef * huart)106 void HAL_UART_MspInit(UART_HandleTypeDef* huart)
107 {
108
109 GPIO_InitTypeDef GPIO_InitStruct = {0};
110 if(huart->Instance==USART1)
111 {
112 /* USER CODE BEGIN USART1_MspInit 0 */
113
114 /* USER CODE END USART1_MspInit 0 */
115 /* Peripheral clock enable */
116 __HAL_RCC_USART1_CLK_ENABLE();
117
118 __HAL_RCC_GPIOA_CLK_ENABLE();
119 /**USART1 GPIO Configuration
120 PA9 ------> USART1_TX
121 PA10 ------> USART1_RX
122 */
123 GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
124 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
125 GPIO_InitStruct.Pull = GPIO_PULLUP;
126 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
127 GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
128 HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
129
130 /* USART1 interrupt Init */
131 HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
132 HAL_NVIC_EnableIRQ(USART1_IRQn);
133 /* USER CODE BEGIN USART1_MspInit 1 */
134
135 /* USER CODE END USART1_MspInit 1 */
136 }
137
138 }
139
140 /**
141 * @brief UART MSP De-Initialization
142 * This function freeze the hardware resources used in this example
143 * @param huart: UART handle pointer
144 * @retval None
145 */
146
HAL_UART_MspDeInit(UART_HandleTypeDef * huart)147 void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
148 {
149
150 if(huart->Instance==USART1)
151 {
152 /* USER CODE BEGIN USART1_MspDeInit 0 */
153
154 /* USER CODE END USART1_MspDeInit 0 */
155 /* Peripheral clock disable */
156 __HAL_RCC_USART1_CLK_DISABLE();
157
158 /**USART1 GPIO Configuration
159 PA9 ------> USART1_TX
160 PA10 ------> USART1_RX
161 */
162 HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
163
164 /* USART1 interrupt DeInit */
165 HAL_NVIC_DisableIRQ(USART1_IRQn);
166 /* USER CODE BEGIN USART1_MspDeInit 1 */
167
168 /* USER CODE END USART1_MspDeInit 1 */
169 }
170
171 }
172
173 /* USER CODE BEGIN 1 */
174
175 /* USER CODE END 1 */
176
177 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
178