/***************COPYRIGHT(C) 2019 WCH. A11 rights reserved********************* * File Name : ch32f10x_misc.h * Author : WCH * Version : V1.0.0 * Date : 2019/10/15 * Description : CThis file contains all the functions prototypes for the * miscellaneous firmware library functions (add-on to CMSIS functions). *******************************************************************************/ #ifndef __CH32F10X_MISC_H #define __CH32F10X_MISC_H #ifdef __cplusplus extern "C" { #endif #include "ch32f10x.h" /* NVIC Init Structure definition */ typedef struct { uint8_t NVIC_IRQChannel; /*!< Specifies the IRQ channel to be enabled or disabled. This parameter can be a value of @ref IRQn_Type (For the complete ch32 Devices IRQ Channels list, please refer to ch32f10x.h file) */ uint8_t NVIC_IRQChannelPreemptionPriority; /*!< Specifies the pre-emption priority for the IRQ channel specified in NVIC_IRQChannel. This parameter can be a value between 0 and 15 as described in the table @ref NVIC_Priority_Table */ uint8_t NVIC_IRQChannelSubPriority; /*!< Specifies the subpriority level for the IRQ channel specified in NVIC_IRQChannel. This parameter can be a value between 0 and 15 as described in the table @ref NVIC_Priority_Table */ FunctionalState NVIC_IRQChannelCmd; /*!< Specifies whether the IRQ channel defined in NVIC_IRQChannel will be enabled or disabled. This parameter can be set either to ENABLE or DISABLE */ } NVIC_InitTypeDef; /* * NVIC_Priority_Table: * The table below gives the allowed values of the pre-emption priority and subpriority according * to the Priority Grouping configuration performed by NVIC_PriorityGroupConfig function * ============================================================================================================================ * NVIC_PriorityGroup | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority | Description * ============================================================================================================================ * NVIC_PriorityGroup_0 | 0 | 0-15 | 0 bits for pre-emption priority * | | | 4 bits for subpriority * ---------------------------------------------------------------------------------------------------------------------------- * NVIC_PriorityGroup_1 | 0-1 | 0-7 | 1 bits for pre-emption priority * | | | 3 bits for subpriority * ---------------------------------------------------------------------------------------------------------------------------- * NVIC_PriorityGroup_2 | 0-3 | 0-3 | 2 bits for pre-emption priority * | | | 2 bits for subpriority * ---------------------------------------------------------------------------------------------------------------------------- * NVIC_PriorityGroup_3 | 0-7 | 0-1 | 3 bits for pre-emption priority * | | | 1 bits for subpriority * ---------------------------------------------------------------------------------------------------------------------------- * NVIC_PriorityGroup_4 | 0-15 | 0 | 4 bits for pre-emption priority * | | | 0 bits for subpriority * ============================================================================================================================ * */ /* Vector_Table_Base */ #define NVIC_VectTab_RAM ((uint32_t)0x20000000) #define NVIC_VectTab_FLASH ((uint32_t)0x08000000) /* System_Low_Power */ #define NVIC_LP_SEVONPEND ((uint8_t)0x10) #define NVIC_LP_SLEEPDEEP ((uint8_t)0x04) #define NVIC_LP_SLEEPONEXIT ((uint8_t)0x02) /* Preemption_Priority_Group */ #define NVIC_PriorityGroup_0 ((uint32_t)0x700) /*!< 0 bits for pre-emption priority 4 bits for subpriority */ #define NVIC_PriorityGroup_1 ((uint32_t)0x600) /*!< 1 bits for pre-emption priority 3 bits for subpriority */ #define NVIC_PriorityGroup_2 ((uint32_t)0x500) /*!< 2 bits for pre-emption priority 2 bits for subpriority */ #define NVIC_PriorityGroup_3 ((uint32_t)0x400) /*!< 3 bits for pre-emption priority 1 bits for subpriority */ #define NVIC_PriorityGroup_4 ((uint32_t)0x300) /*!< 4 bits for pre-emption priority 0 bits for subpriority */ /* SysTick_clock_source */ #define SysTick_CLKSource_HCLK_Div8 ((uint32_t)0xFFFFFFFB) #define SysTick_CLKSource_HCLK ((uint32_t)0x00000004) /* MISC_Exported_Functions */ void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup); void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct); void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset); void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState); void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource); #ifdef __cplusplus } #endif #endif /* __CH32F10x_MISC_H */