199 lines
7.4 KiB
C
199 lines
7.4 KiB
C
/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __MISC_H
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#define __MISC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "air32f10x.h"
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/** @addtogroup air32f10x_StdPeriph_Driver
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* @{
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*/
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/** @addtogroup MISC
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* @{
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*/
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/** @defgroup MISC_Exported_Types
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* @{
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*/
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/**
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* @brief NVIC Init Structure definition
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*/
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typedef struct
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{
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uint8_t NVIC_IRQChannel; /*!< Specifies the IRQ channel to be enabled or disabled.
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This parameter can be a value of @ref IRQn_Type
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(For the complete air32 Devices IRQ Channels list, please
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refer to air32f10x.h file) */
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uint8_t NVIC_IRQChannelPreemptionPriority; /*!< Specifies the pre-emption priority for the IRQ channel
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specified in NVIC_IRQChannel. This parameter can be a value
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between 0 and 15 as described in the table @ref NVIC_Priority_Table */
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uint8_t NVIC_IRQChannelSubPriority; /*!< Specifies the subpriority level for the IRQ channel specified
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in NVIC_IRQChannel. This parameter can be a value
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between 0 and 15 as described in the table @ref NVIC_Priority_Table */
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FunctionalState NVIC_IRQChannelCmd; /*!< Specifies whether the IRQ channel defined in NVIC_IRQChannel
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will be enabled or disabled.
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This parameter can be set either to ENABLE or DISABLE */
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} NVIC_InitTypeDef;
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/**
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* @}
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*/
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/** @defgroup NVIC_Priority_Table
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* @{
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*/
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/**
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@code
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The table below gives the allowed values of the pre-emption priority and subpriority according
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to the Priority Grouping configuration performed by NVIC_PriorityGroupConfig function
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============================================================================================================================
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NVIC_PriorityGroup | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority | Description
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============================================================================================================================
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NVIC_PriorityGroup_0 | 0 | 0-15 | 0 bits for pre-emption priority
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| | | 4 bits for subpriority
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----------------------------------------------------------------------------------------------------------------------------
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NVIC_PriorityGroup_1 | 0-1 | 0-7 | 1 bits for pre-emption priority
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| | | 3 bits for subpriority
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----------------------------------------------------------------------------------------------------------------------------
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NVIC_PriorityGroup_2 | 0-3 | 0-3 | 2 bits for pre-emption priority
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| | | 2 bits for subpriority
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----------------------------------------------------------------------------------------------------------------------------
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NVIC_PriorityGroup_3 | 0-7 | 0-1 | 3 bits for pre-emption priority
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| | | 1 bits for subpriority
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----------------------------------------------------------------------------------------------------------------------------
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NVIC_PriorityGroup_4 | 0-15 | 0 | 4 bits for pre-emption priority
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| | | 0 bits for subpriority
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============================================================================================================================
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@endcode
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*/
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/**
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* @}
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*/
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/** @defgroup MISC_Exported_Constants
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* @{
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*/
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/** @defgroup Vector_Table_Base
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* @{
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*/
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#define NVIC_VectTab_RAM ((uint32_t)0x20000000)
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#define NVIC_VectTab_FLASH ((uint32_t)0x08000000)
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#define IS_NVIC_VECTTAB(VECTTAB) (((VECTTAB) == NVIC_VectTab_RAM) || \
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((VECTTAB) == NVIC_VectTab_FLASH))
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/**
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* @}
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*/
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/** @defgroup System_Low_Power
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* @{
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*/
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#define NVIC_LP_SEVONPEND ((uint8_t)0x10)
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#define NVIC_LP_SLEEPDEEP ((uint8_t)0x04)
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#define NVIC_LP_SLEEPONEXIT ((uint8_t)0x02)
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#define IS_NVIC_LP(LP) (((LP) == NVIC_LP_SEVONPEND) || \
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((LP) == NVIC_LP_SLEEPDEEP) || \
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((LP) == NVIC_LP_SLEEPONEXIT))
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/**
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* @}
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*/
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/** @defgroup Preemption_Priority_Group
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* @{
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*/
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#define NVIC_PriorityGroup_0 ((uint32_t)0x700) /*!< 0 bits for pre-emption priority
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4 bits for subpriority */
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#define NVIC_PriorityGroup_1 ((uint32_t)0x600) /*!< 1 bits for pre-emption priority
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3 bits for subpriority */
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#define NVIC_PriorityGroup_2 ((uint32_t)0x500) /*!< 2 bits for pre-emption priority
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2 bits for subpriority */
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#define NVIC_PriorityGroup_3 ((uint32_t)0x400) /*!< 3 bits for pre-emption priority
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1 bits for subpriority */
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#define NVIC_PriorityGroup_4 ((uint32_t)0x300) /*!< 4 bits for pre-emption priority
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0 bits for subpriority */
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#define IS_NVIC_PRIORITY_GROUP(GROUP) (((GROUP) == NVIC_PriorityGroup_0) || \
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((GROUP) == NVIC_PriorityGroup_1) || \
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((GROUP) == NVIC_PriorityGroup_2) || \
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((GROUP) == NVIC_PriorityGroup_3) || \
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((GROUP) == NVIC_PriorityGroup_4))
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#define IS_NVIC_PREEMPTION_PRIORITY(PRIORITY) ((PRIORITY) < 0x10)
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#define IS_NVIC_SUB_PRIORITY(PRIORITY) ((PRIORITY) < 0x10)
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#define IS_NVIC_OFFSET(OFFSET) ((OFFSET) < 0x000FFFFF)
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/**
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* @}
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*/
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/** @defgroup SysTick_clock_source
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* @{
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*/
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#define SysTick_CLKSource_HCLK_Div8 ((uint32_t)0xFFFFFFFB)
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#define SysTick_CLKSource_HCLK ((uint32_t)0x00000004)
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#define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \
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((SOURCE) == 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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/** @defgroup MISC_Exported_Macros
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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_Exported_Functions
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* @{
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*/
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void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup);
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void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct);
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void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset);
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void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState);
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void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __MISC_H */
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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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