Lesson #1: HeartBeat
Milko Denis
Update #1
diff --git a/stm32f4xx_hal_msp.c b/stm32f4xx_hal_msp.c
deleted file mode 100644
index efcd206..0000000
--- a/stm32f4xx_hal_msp.c
+++ /dev/null
@@ -1,297 +0,0 @@
-/* USER CODE BEGIN Header */
-/**
- ******************************************************************************
- * File Name : stm32f4xx_hal_msp.c
- * Description : This file provides code for the MSP Initialization
- * and de-Initialization codes.
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2019 STMicroelectronics.
- * All rights reserved.</center></h2>
- *
- * This software component is licensed by ST under Ultimate Liberty license
- * SLA0044, the "License"; You may not use this file except in compliance with
- * the License. You may obtain a copy of the License at:
- * www.st.com/SLA0044
- *
- ******************************************************************************
- */
-/* USER CODE END Header */
-
-/* Includes ------------------------------------------------------------------*/
-#include "main.h"
-/* USER CODE BEGIN Includes */
-
-/* USER CODE END Includes */
-
-/* Private typedef -----------------------------------------------------------*/
-/* USER CODE BEGIN TD */
-
-/* USER CODE END TD */
-
-/* Private define ------------------------------------------------------------*/
-/* USER CODE BEGIN Define */
-
-/* USER CODE END Define */
-
-/* Private macro -------------------------------------------------------------*/
-/* USER CODE BEGIN Macro */
-
-/* USER CODE END Macro */
-
-/* Private variables ---------------------------------------------------------*/
-/* USER CODE BEGIN PV */
-
-/* USER CODE END PV */
-
-/* Private function prototypes -----------------------------------------------*/
-/* USER CODE BEGIN PFP */
-
-/* USER CODE END PFP */
-
-/* External functions --------------------------------------------------------*/
-/* USER CODE BEGIN ExternalFunctions */
-
-/* USER CODE END ExternalFunctions */
-
-/* USER CODE BEGIN 0 */
-
-/* USER CODE END 0 */
-/**
- * Initializes the Global MSP.
- */
-void HAL_MspInit(void)
-{
- /* USER CODE BEGIN MspInit 0 */
-
- /* USER CODE END MspInit 0 */
-
- __HAL_RCC_SYSCFG_CLK_ENABLE();
- __HAL_RCC_PWR_CLK_ENABLE();
-
- HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_0);
-
- /* System interrupt init*/
-
- /* USER CODE BEGIN MspInit 1 */
-
- /* USER CODE END MspInit 1 */
-}
-
-/**
-* @brief I2C MSP Initialization
-* This function configures the hardware resources used in this example
-* @param hi2c: I2C handle pointer
-* @retval None
-*/
-void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c)
-{
- GPIO_InitTypeDef GPIO_InitStruct = {0};
- if(hi2c->Instance==I2C1)
- {
- /* USER CODE BEGIN I2C1_MspInit 0 */
-
- /* USER CODE END I2C1_MspInit 0 */
-
- __HAL_RCC_GPIOB_CLK_ENABLE();
- /**I2C1 GPIO Configuration
- PB6 ------> I2C1_SCL
- PB9 ------> I2C1_SDA
- */
- GPIO_InitStruct.Pin = Audio_SCL_Pin|Audio_SDA_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
- GPIO_InitStruct.Pull = GPIO_PULLUP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
-
- /* Peripheral clock enable */
- __HAL_RCC_I2C1_CLK_ENABLE();
- /* USER CODE BEGIN I2C1_MspInit 1 */
-
- /* USER CODE END I2C1_MspInit 1 */
- }
-
-}
-
-/**
-* @brief I2C MSP De-Initialization
-* This function freeze the hardware resources used in this example
-* @param hi2c: I2C handle pointer
-* @retval None
-*/
-void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
-{
- if(hi2c->Instance==I2C1)
- {
- /* USER CODE BEGIN I2C1_MspDeInit 0 */
-
- /* USER CODE END I2C1_MspDeInit 0 */
- /* Peripheral clock disable */
- __HAL_RCC_I2C1_CLK_DISABLE();
-
- /**I2C1 GPIO Configuration
- PB6 ------> I2C1_SCL
- PB9 ------> I2C1_SDA
- */
- HAL_GPIO_DeInit(GPIOB, Audio_SCL_Pin|Audio_SDA_Pin);
-
- /* USER CODE BEGIN I2C1_MspDeInit 1 */
-
- /* USER CODE END I2C1_MspDeInit 1 */
- }
-
-}
-
-/**
-* @brief I2S MSP Initialization
-* This function configures the hardware resources used in this example
-* @param hi2s: I2S handle pointer
-* @retval None
-*/
-void HAL_I2S_MspInit(I2S_HandleTypeDef* hi2s)
-{
- GPIO_InitTypeDef GPIO_InitStruct = {0};
- if(hi2s->Instance==SPI3)
- {
- /* USER CODE BEGIN SPI3_MspInit 0 */
-
- /* USER CODE END SPI3_MspInit 0 */
- /* Peripheral clock enable */
- __HAL_RCC_SPI3_CLK_ENABLE();
-
- __HAL_RCC_GPIOA_CLK_ENABLE();
- __HAL_RCC_GPIOC_CLK_ENABLE();
- /**I2S3 GPIO Configuration
- PA4 ------> I2S3_WS
- PC7 ------> I2S3_MCK
- PC10 ------> I2S3_CK
- PC12 ------> I2S3_SD
- */
- GPIO_InitStruct.Pin = I2S3_WS_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
- HAL_GPIO_Init(I2S3_WS_GPIO_Port, &GPIO_InitStruct);
-
- GPIO_InitStruct.Pin = I2S3_MCK_Pin|I2S3_SCK_Pin|I2S3_SD_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
-
- /* USER CODE BEGIN SPI3_MspInit 1 */
-
- /* USER CODE END SPI3_MspInit 1 */
- }
-
-}
-
-/**
-* @brief I2S MSP De-Initialization
-* This function freeze the hardware resources used in this example
-* @param hi2s: I2S handle pointer
-* @retval None
-*/
-void HAL_I2S_MspDeInit(I2S_HandleTypeDef* hi2s)
-{
- if(hi2s->Instance==SPI3)
- {
- /* USER CODE BEGIN SPI3_MspDeInit 0 */
-
- /* USER CODE END SPI3_MspDeInit 0 */
- /* Peripheral clock disable */
- __HAL_RCC_SPI3_CLK_DISABLE();
-
- /**I2S3 GPIO Configuration
- PA4 ------> I2S3_WS
- PC7 ------> I2S3_MCK
- PC10 ------> I2S3_CK
- PC12 ------> I2S3_SD
- */
- HAL_GPIO_DeInit(I2S3_WS_GPIO_Port, I2S3_WS_Pin);
-
- HAL_GPIO_DeInit(GPIOC, I2S3_MCK_Pin|I2S3_SCK_Pin|I2S3_SD_Pin);
-
- /* USER CODE BEGIN SPI3_MspDeInit 1 */
-
- /* USER CODE END SPI3_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();
- /**SPI1 GPIO Configuration
- PA5 ------> SPI1_SCK
- PA6 ------> SPI1_MISO
- PA7 ------> SPI1_MOSI
- */
- GPIO_InitStruct.Pin = SPI1_SCK_Pin|SPI1_MISO_Pin|SPI1_MOSI_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
- HAL_GPIO_Init(GPIOA, &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
- PA6 ------> SPI1_MISO
- PA7 ------> SPI1_MOSI
- */
- HAL_GPIO_DeInit(GPIOA, SPI1_SCK_Pin|SPI1_MISO_Pin|SPI1_MOSI_Pin);
-
- /* USER CODE BEGIN SPI1_MspDeInit 1 */
-
- /* USER CODE END SPI1_MspDeInit 1 */
- }
-
-}
-
-/* USER CODE BEGIN 1 */
-
-/* USER CODE END 1 */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/