--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Small_CPU/Src/stm32f4xx_hal_msp_v3.c	Sat Apr 28 11:52:34 2018 +0200
@@ -0,0 +1,252 @@
+/**
+  ******************************************************************************
+  * @file    UART/UART_Printf/Src/stm32f4xx_hal_msp.c
+  * @author  MCD Application Team
+  * @version V1.1.0
+  * @date    26-June-2014
+  * @brief   HAL MSP module.    
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions 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 its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 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 "baseCPU2.h"
+
+#include "stm32f4xx_hal.h"
+
+/** @addtogroup STM32F4xx_HAL_Examples
+  * @{
+  */
+
+/** @defgroup HAL_MSP
+  * @brief HAL MSP module.
+  * @{
+  */
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+
+/** @defgroup HAL_MSP_Private_Functions
+  * @{
+  */
+
+void HAL_I2C_ManualControl_MspInit(void)
+{  
+  GPIO_InitTypeDef  GPIO_InitStruct;
+  
+  /*##-1- Enable peripherals and GPIO Clocks #################################*/
+  /* Enable GPIO TX/RX clock */
+  I2Cx_SCL_GPIO_CLK_ENABLE();
+  I2Cx_SDA_GPIO_CLK_ENABLE();
+  
+  /*##-2- Configure peripheral GPIO ##########################################*/  
+  /* I2C CLOCK GPIO pin configuration  */
+  GPIO_InitStruct.Pin       = I2Cx_SCL_PIN;
+  GPIO_InitStruct.Mode      = GPIO_MODE_OUTPUT_OD;
+  GPIO_InitStruct.Pull      = GPIO_PULLUP;
+  GPIO_InitStruct.Speed     = GPIO_SPEED_FAST;
+  
+  HAL_GPIO_Init(I2Cx_SCL_GPIO_PORT, &GPIO_InitStruct);
+    
+  /* I2C DATA GPIO pin configuration  */
+  GPIO_InitStruct.Pin = I2Cx_SDA_PIN;
+  GPIO_InitStruct.Alternate = GPIO_MODE_INPUT;
+    
+  HAL_GPIO_Init(I2Cx_SDA_GPIO_PORT, &GPIO_InitStruct);
+}
+
+/**
+  * @brief I2C MSP Initialization 
+  *        This function configures the hardware resources used in this example: 
+  *           - Peripheral's clock enable
+  *           - Peripheral's GPIO Configuration  
+  *           - DMA configuration for transmission request by peripheral 
+  *           - NVIC configuration for DMA interrupt request enable
+  * @param hi2c: I2C handle pointer
+  * @retval None
+  */
+void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c)
+{  
+  GPIO_InitTypeDef  GPIO_InitStruct;
+  
+  /*##-1- Enable peripherals and GPIO Clocks #################################*/
+  /* Enable GPIO TX/RX clock */
+  I2Cx_SCL_GPIO_CLK_ENABLE();
+  I2Cx_SDA_GPIO_CLK_ENABLE();
+  /* Enable I2C1 clock */
+  I2Cx_CLK_ENABLE(); 
+  
+  /*##-2- Configure peripheral GPIO ##########################################*/  
+  /* I2C TX GPIO pin configuration  */
+  GPIO_InitStruct.Pin       = I2Cx_SCL_PIN;
+  GPIO_InitStruct.Mode      = GPIO_MODE_AF_OD;
+  GPIO_InitStruct.Pull      = GPIO_PULLUP;
+  GPIO_InitStruct.Speed     = GPIO_SPEED_FAST;
+  GPIO_InitStruct.Alternate = I2Cx_SCL_AF;
+  
+  HAL_GPIO_Init(I2Cx_SCL_GPIO_PORT, &GPIO_InitStruct);
+    
+  /* I2C RX GPIO pin configuration  */
+  GPIO_InitStruct.Pin = I2Cx_SDA_PIN;
+  GPIO_InitStruct.Alternate = I2Cx_SDA_AF;
+    
+  HAL_GPIO_Init(I2Cx_SDA_GPIO_PORT, &GPIO_InitStruct);
+    
+  /*##-3- Configure the NVIC for I2C #########################################*/   
+  /* NVIC for I2C1 */
+  HAL_NVIC_SetPriority(I2Cx_ER_IRQn, 1, 2);
+  HAL_NVIC_EnableIRQ(I2Cx_ER_IRQn);
+  HAL_NVIC_SetPriority(I2Cx_EV_IRQn, 1, 3);
+  HAL_NVIC_EnableIRQ(I2Cx_EV_IRQn);
+}
+
+/**
+  * @brief I2C MSP De-Initialization 
+  *        This function frees the hardware resources used in this example:
+  *          - Disable the Peripheral's clock
+  *          - Revert GPIO, DMA and NVIC configuration to their default state
+  * @param hi2c: I2C handle pointer
+  * @retval None
+  */
+void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c)
+{
+  /*##-1- Reset peripherals ##################################################*/
+  I2Cx_FORCE_RESET();
+  I2Cx_RELEASE_RESET();
+
+  /*##-2- Disable peripherals and GPIO Clocks ################################*/
+  /* Configure I2C Tx as alternate function  */
+  HAL_GPIO_DeInit(I2Cx_SCL_GPIO_PORT, I2Cx_SCL_PIN);
+  /* Configure I2C Rx as alternate function  */
+  HAL_GPIO_DeInit(I2Cx_SDA_GPIO_PORT, I2Cx_SDA_PIN);
+  
+  /*##-3- Disable the NVIC for I2C ###########################################*/
+  HAL_NVIC_DisableIRQ(I2Cx_ER_IRQn);
+  HAL_NVIC_DisableIRQ(I2Cx_EV_IRQn);
+}
+
+
+/**
+  * @brief RTC MSP Initialization 
+  *        This function configures the hardware resources used in this example
+  * @param hrtc: RTC handle pointer
+  * 
+  * @note  Care must be taken when HAL_RCCEx_PeriphCLKConfig() is used to select 
+  *        the RTC clock source; in this case the Backup domain will be reset in  
+  *        order to modify the RTC Clock source, as consequence RTC registers (including 
+  *        the backup registers) and RCC_BDCR register are set to their reset values.
+  *             
+  * @retval None
+  */
+void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc)
+{
+
+  if(hrtc->Instance==RTC)
+  {
+  /* USER CODE BEGIN RTC_MspInit 0 */
+  RCC_OscInitTypeDef        RCC_OscInitStruct;
+  RCC_PeriphCLKInitTypeDef  PeriphClkInitStruct;
+  
+  /*##-1- Configue LSI as RTC clock soucre ###################################*/ 
+  RCC_OscInitStruct.OscillatorType =  RCC_OSCILLATORTYPE_LSE;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
+  HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
+  PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
+  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
+
+  /* USER CODE END RTC_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_RTC_ENABLE();
+  /* USER CODE BEGIN RTC_MspInit 1 */
+
+  /*##-3- Configure the NVIC for RTC WakeUp Timer ############################*/
+  HAL_NVIC_SetPriority(RTC_WKUP_IRQn, 0x0F, 0);
+  HAL_NVIC_EnableIRQ(RTC_WKUP_IRQn);
+
+/* USER CODE END RTC_MspInit 1 */
+  }
+
+}
+
+
+void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc)
+{
+
+  if(hrtc->Instance==RTC)
+  {
+  /* USER CODE BEGIN RTC_MspDeInit 0 */
+
+  /* USER CODE END RTC_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_RTC_DISABLE();
+  /* USER CODE BEGIN RTC_MspDeInit 1 */
+
+  /* USER CODE END RTC_MspDeInit 1 */
+  }
+
+}
+
+
+
+void HAL_UART_MspInit(UART_HandleTypeDef* huart)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct;
+  if(huart->Instance==USART2)
+  {
+    __USART2_CLK_ENABLE();
+    GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+  }
+}
+
+
+void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
+{
+  if(huart->Instance==USART2)
+  {
+    __USART2_CLK_DISABLE();
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
+  }
+}
+
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/