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STM32F3-Discovery
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stm32f30x_misc.h
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00001 /** 00002 ****************************************************************************** 00003 * @file stm32f30x_misc.h 00004 * @author MCD Application Team 00005 * @version V1.2.3 00006 * @date 10-July-2015 00007 * @brief This file contains all the functions prototypes for the miscellaneous 00008 * firmware library functions (add-on to CMSIS functions). 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© COPYRIGHT 2015 STMicroelectronics</center></h2> 00013 * 00014 * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); 00015 * You may not use this file except in compliance with the License. 00016 * You may obtain a copy of the License at: 00017 * 00018 * http://www.st.com/software_license_agreement_liberty_v2 00019 * 00020 * Unless required by applicable law or agreed to in writing, software 00021 * distributed under the License is distributed on an "AS IS" BASIS, 00022 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00023 * See the License for the specific language governing permissions and 00024 * limitations under the License. 00025 * 00026 ****************************************************************************** 00027 */ 00028 00029 /* Define to prevent recursive inclusion -------------------------------------*/ 00030 #ifndef __STM32F30x_MISC_H 00031 #define __STM32F30x_MISC_H 00032 00033 #ifdef __cplusplus 00034 extern "C" { 00035 #endif 00036 00037 /* Includes ------------------------------------------------------------------*/ 00038 #include "stm32f30x.h" 00039 00040 /** @addtogroup STM32F30x_StdPeriph_Driver 00041 * @{ 00042 */ 00043 00044 /** @addtogroup MISC 00045 * @{ 00046 */ 00047 00048 /* Exported types ------------------------------------------------------------*/ 00049 00050 /** 00051 * @brief NVIC Init Structure definition 00052 */ 00053 00054 typedef struct 00055 { 00056 uint8_t NVIC_IRQChannel; /*!< Specifies the IRQ channel to be enabled or disabled. 00057 This parameter can be a value of @ref IRQn_Type (For 00058 the complete STM32 Devices IRQ Channels list, please 00059 refer to stm32f30x.h file) */ 00060 00061 uint8_t NVIC_IRQChannelPreemptionPriority; /*!< Specifies the pre-emption priority for the IRQ channel 00062 specified in NVIC_IRQChannel. This parameter can be a value 00063 between 0 and 15. 00064 A lower priority value indicates a higher priority */ 00065 00066 00067 uint8_t NVIC_IRQChannelSubPriority; /*!< Specifies the subpriority level for the IRQ channel specified 00068 in NVIC_IRQChannel. This parameter can be a value 00069 between 0 and 15. 00070 A lower priority value indicates a higher priority */ 00071 00072 FunctionalState NVIC_IRQChannelCmd; /*!< Specifies whether the IRQ channel defined in NVIC_IRQChannel 00073 will be enabled or disabled. 00074 This parameter can be set either to ENABLE or DISABLE */ 00075 } NVIC_InitTypeDef; 00076 00077 /** 00078 * 00079 @verbatim 00080 The table below gives the allowed values of the pre-emption priority and subpriority according 00081 to the Priority Grouping configuration performed by NVIC_PriorityGroupConfig function 00082 ============================================================================================================================ 00083 NVIC_PriorityGroup | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority | Description 00084 ============================================================================================================================ 00085 NVIC_PriorityGroup_0 | 0 | 0-15 | 0 bits for pre-emption priority 00086 | | | 4 bits for subpriority 00087 ---------------------------------------------------------------------------------------------------------------------------- 00088 NVIC_PriorityGroup_1 | 0-1 | 0-7 | 1 bits for pre-emption priority 00089 | | | 3 bits for subpriority 00090 ---------------------------------------------------------------------------------------------------------------------------- 00091 NVIC_PriorityGroup_2 | 0-3 | 0-3 | 2 bits for pre-emption priority 00092 | | | 2 bits for subpriority 00093 ---------------------------------------------------------------------------------------------------------------------------- 00094 NVIC_PriorityGroup_3 | 0-7 | 0-1 | 3 bits for pre-emption priority 00095 | | | 1 bits for subpriority 00096 ---------------------------------------------------------------------------------------------------------------------------- 00097 NVIC_PriorityGroup_4 | 0-15 | 0 | 4 bits for pre-emption priority 00098 | | | 0 bits for subpriority 00099 ============================================================================================================================ 00100 @endverbatim 00101 */ 00102 00103 /* Exported constants --------------------------------------------------------*/ 00104 00105 /** @defgroup MISC_Exported_Constants 00106 * @{ 00107 */ 00108 00109 /** @defgroup MISC_Vector_Table_Base 00110 * @{ 00111 */ 00112 00113 #define NVIC_VectTab_RAM ((uint32_t)0x20000000) 00114 #define NVIC_VectTab_FLASH ((uint32_t)0x08000000) 00115 #define IS_NVIC_VECTTAB(VECTTAB) (((VECTTAB) == NVIC_VectTab_RAM) || \ 00116 ((VECTTAB) == NVIC_VectTab_FLASH)) 00117 /** 00118 * @} 00119 */ 00120 00121 /** @defgroup MISC_System_Low_Power 00122 * @{ 00123 */ 00124 00125 #define NVIC_LP_SEVONPEND ((uint8_t)0x10) 00126 #define NVIC_LP_SLEEPDEEP ((uint8_t)0x04) 00127 #define NVIC_LP_SLEEPONEXIT ((uint8_t)0x02) 00128 #define IS_NVIC_LP(LP) (((LP) == NVIC_LP_SEVONPEND) || \ 00129 ((LP) == NVIC_LP_SLEEPDEEP) || \ 00130 ((LP) == NVIC_LP_SLEEPONEXIT)) 00131 /** 00132 * @} 00133 */ 00134 00135 /** @defgroup MISC_Preemption_Priority_Group 00136 * @{ 00137 */ 00138 00139 #define NVIC_PriorityGroup_0 ((uint32_t)0x700) /*!< 0 bits for pre-emption priority 00140 4 bits for subpriority */ 00141 #define NVIC_PriorityGroup_1 ((uint32_t)0x600) /*!< 1 bits for pre-emption priority 00142 3 bits for subpriority */ 00143 #define NVIC_PriorityGroup_2 ((uint32_t)0x500) /*!< 2 bits for pre-emption priority 00144 2 bits for subpriority */ 00145 #define NVIC_PriorityGroup_3 ((uint32_t)0x400) /*!< 3 bits for pre-emption priority 00146 1 bits for subpriority */ 00147 #define NVIC_PriorityGroup_4 ((uint32_t)0x300) /*!< 4 bits for pre-emption priority 00148 0 bits for subpriority */ 00149 00150 #define IS_NVIC_PRIORITY_GROUP(GROUP) (((GROUP) == NVIC_PriorityGroup_0) || \ 00151 ((GROUP) == NVIC_PriorityGroup_1) || \ 00152 ((GROUP) == NVIC_PriorityGroup_2) || \ 00153 ((GROUP) == NVIC_PriorityGroup_3) || \ 00154 ((GROUP) == NVIC_PriorityGroup_4)) 00155 00156 #define IS_NVIC_PREEMPTION_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) 00157 00158 #define IS_NVIC_SUB_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) 00159 00160 #define IS_NVIC_OFFSET(OFFSET) ((OFFSET) < 0x000FFFFF) 00161 00162 /** 00163 * @} 00164 */ 00165 00166 /** @defgroup MISC_SysTick_clock_source 00167 */ 00168 00169 #define SysTick_CLKSource_HCLK_Div8 ((uint32_t)0xFFFFFFFB) 00170 #define SysTick_CLKSource_HCLK ((uint32_t)0x00000004) 00171 #define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \ 00172 ((SOURCE) == SysTick_CLKSource_HCLK_Div8)) 00173 /** 00174 * @} 00175 */ 00176 00177 /** 00178 * @} 00179 */ 00180 00181 /* Exported macro ------------------------------------------------------------*/ 00182 /* Exported functions --------------------------------------------------------*/ 00183 00184 void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup); 00185 void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct); 00186 void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset); 00187 void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState); 00188 void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource); 00189 00190 #ifdef __cplusplus 00191 } 00192 #endif 00193 00194 #endif /* __STM32F30x_MISC_H */ 00195 00196 /** 00197 * @} 00198 */ 00199 00200 /** 00201 * @} 00202 */ 00203 00204 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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