164 lines
4.8 KiB
C
164 lines
4.8 KiB
C
/**
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******************************************************************************
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* @file HAL_misc.c
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* @author AE Team
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* @version V2.0.0
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* @date 22/08/2017
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* @brief This file provides all the miscellaneous firmware functions (add-on
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* to CMSIS functions).
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******************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, MindMotion SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2017 MindMotion</center></h2>
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "HAL_misc.h"
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/** @addtogroup StdPeriph_Driver
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* @{
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*/
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/** @defgroup MISC
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* @brief MISC driver modules
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* @{
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*/
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/** @defgroup MISC_Private_TypesDefinitions
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup MISC_Private_Defines
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* @{
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*/
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#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000)
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/**
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* @}
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*/
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/**
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* @brief Initializes the NVIC peripheral according to the specified
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* parameters in the NVIC_InitStruct.
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* @param NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure that contains
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* the configuration information for the specified NVIC peripheral.
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* @retval None
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*/
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void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct)
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{
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uint32_t tmppriority = 0x00;
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/* Check the parameters */
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assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd));
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assert_param(IS_NVIC_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPriority));
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if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE)
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{
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/* Compute the Corresponding IRQ Priority --------------------------------*/
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tmppriority = NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel >> 0x02];
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tmppriority &= (uint32_t)(~(((uint32_t)0xFF) << ((NVIC_InitStruct->NVIC_IRQChannel & 0x03) * 8)));
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tmppriority |= (uint32_t)((((uint32_t)NVIC_InitStruct->NVIC_IRQChannelPriority << 6) & 0xFF) << ((NVIC_InitStruct->NVIC_IRQChannel & 0x03) * 8));
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NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel >> 0x02] = tmppriority;
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/* Enable the Selected IRQ Channels --------------------------------------*/
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NVIC->ISER[0] = (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
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}
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else
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{
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/* Disable the Selected IRQ Channels -------------------------------------*/
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NVIC->ICER[0] = (uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
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}
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}
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/**
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* @brief Sets the vector table location and Offset.
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* @param NVIC_VectTab: specifies if the vector table is in RAM or FLASH memory.
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* This parameter can be one of the following values:
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* @arg NVIC_VectTab_RAM
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* @arg NVIC_VectTab_FLASH
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* @param Offset: Vector Table base offset field. This value must be a multiple
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* of 0x200.
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* @retval None
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*/
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void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset)
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{
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// SCB->VTOR = NVIC_VectTab | (Offset & (uint32_t)0x1FFFFF80);
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}
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/**
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* @brief Selects the condition for the system to enter low power mode.
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* @param LowPowerMode: Specifies the new mode for the system to enter low power mode.
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* This parameter can be one of the following values:
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* @arg NVIC_LP_SEVONPEND
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* @arg NVIC_LP_SLEEPDEEP
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* @arg NVIC_LP_SLEEPONEXIT
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* @param NewState: new state of LP condition. This parameter can be: ENABLE or DISABLE.
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* @retval None
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*/
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void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState)
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{
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/* Check the parameters */
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assert_param(IS_NVIC_LP(LowPowerMode));
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assert_param(IS_FUNCTIONAL_STATE(NewState));
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if (NewState != DISABLE)
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{
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SCB->SCR |= LowPowerMode;
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}
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else
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{
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SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode);
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}
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}
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/**
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* @brief Configures the SysTick clock source.
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* @param SysTick_CLKSource: specifies the SysTick clock source.
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* This parameter can be one of the following values:
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* @arg SysTick_CLKSource_HCLK_Div8: AHB clock divided by 8 selected as SysTick clock source.
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* @arg SysTick_CLKSource_HCLK: AHB clock selected as SysTick clock source.
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* @retval None
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*/
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void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource)
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{
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/* Check the parameters */
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assert_param(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource));
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if (SysTick_CLKSource == SysTick_CLKSource_HCLK)
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{
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SysTick->CTRL |= SysTick_CLKSource_HCLK;
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}
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else
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{
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SysTick->CTRL &= SysTick_CLKSource_HCLK_Div8;
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}
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}
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/*-------------------------(C) COPYRIGHT 2017 MindMotion ----------------------*/
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