/* * This file is part of the Micro Python project, http://micropython.org/ * * Original template from ST Cube library. See below for header. * * The MIT License (MIT) * * Copyright (c) 2013, 2014 Damien P. George * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ /** ****************************************************************************** * @file Templates/Src/stm32f4xx_hal_msp.c * @author MCD Application Team * @version V1.0.1 * @date 26-February-2014 * @brief HAL MSP module. * ****************************************************************************** * @attention * *

© COPYRIGHT(c) 2014 STMicroelectronics

* * 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. * ****************************************************************************** */ #include "stm32f4xx_hal.h" #include "mpconfig.h" #include "misc.h" #include "qstr.h" #include "obj.h" #include "servo.h" /** * @brief Initializes the Global MSP. * @param None * @retval None */ void HAL_MspInit(void) { } /** * @brief DeInitializes the Global MSP. * @param None * @retval None */ void HAL_MspDeInit(void) { } /** * @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) { RCC_OscInitTypeDef RCC_OscInitStruct; RCC_PeriphCLKInitTypeDef PeriphClkInitStruct; /* To change the source clock of the RTC feature (LSE, LSI), You have to: - Enable the power clock using __PWR_CLK_ENABLE() - Enable write access using HAL_PWR_EnableBkUpAccess() function before to configure the RTC clock source (to be done once after reset). - Reset the Back up Domain using __HAL_RCC_BACKUPRESET_FORCE() and __HAL_RCC_BACKUPRESET_RELEASE(). - Configure the needed RTc clock source */ /*##-1- Configue LSE as RTC clock soucre ###################################*/ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE; RCC_OscInitStruct.LSEState = RCC_LSE_ON; RCC_OscInitStruct.LSIState = RCC_LSI_OFF; if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { //Error_Handler(); return; } PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC; PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) { //Error_Handler(); return; } /*##-2- Enable RTC peripheral Clocks #######################################*/ /* Enable RTC Clock */ __HAL_RCC_RTC_ENABLE(); } /** * @brief RTC MSP De-Initialization * This function frees the hardware resources used in this example: * - Disable the Peripheral's clock * @param hrtc: RTC handle pointer * @retval None */ void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc) { /*##-1- Reset peripherals ##################################################*/ __HAL_RCC_RTC_DISABLE(); }