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   1 /**\r
   2   ******************************************************************************\r
   3   * @file    misc.h\r
   4   * @author  MCD Application Team\r
   5   * @version V1.0.0RC1\r
   6   * @date    07/02/2010\r
   7   * @brief   This file contains all the functions prototypes for the miscellaneous\r
   8   *          firmware library functions (add-on to CMSIS functions).\r
   9   ******************************************************************************\r
  10   * @copy\r
  11   *\r
  12   * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS\r
  13   * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE\r
  14   * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY\r
  15   * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING\r
  16   * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE\r
  17   * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.\r
  18   *\r
  19   * <h2><center>&copy; COPYRIGHT 2010 STMicroelectronics</center></h2>\r
  20   */ \r
  21 \r
  22 /* Define to prevent recursive inclusion -------------------------------------*/\r
  23 #ifndef __MISC_H\r
  24 #define __MISC_H\r
  25 \r
  26 #ifdef __cplusplus\r
  27  extern "C" {\r
  28 #endif\r
  29 \r
  30 /* Includes ------------------------------------------------------------------*/\r
  31 #include "stm32l1xx.h"\r
  32 \r
  33 /** @addtogroup STM32L1xx_StdPeriph_Driver\r
  34   * @{\r
  35   */\r
  36 \r
  37 /** @addtogroup MISC\r
  38   * @{\r
  39   */\r
  40 \r
  41 /** @defgroup MISC_Exported_Types\r
  42   * @{\r
  43   */\r
  44 \r
  45 /** \r
  46   * @brief  NVIC Init Structure definition  \r
  47   */\r
  48 \r
  49 typedef struct\r
  50 {\r
  51   uint8_t NVIC_IRQChannel;                    /*!< Specifies the IRQ channel to be enabled or disabled.\r
  52                                                    This parameter can be a value of @ref IRQn_Type \r
  53                                                    (For the complete STM32 Devices IRQ Channels list, please\r
  54                                                     refer to stm32l1xx.h file) */\r
  55 \r
  56   uint8_t NVIC_IRQChannelPreemptionPriority;  /*!< Specifies the pre-emption priority for the IRQ channel\r
  57                                                    specified in NVIC_IRQChannel. This parameter can be a value\r
  58                                                    between 0 and 15 as described in the table @ref NVIC_Priority_Table */\r
  59 \r
  60   uint8_t NVIC_IRQChannelSubPriority;         /*!< Specifies the subpriority level for the IRQ channel specified\r
  61                                                    in NVIC_IRQChannel. This parameter can be a value\r
  62                                                    between 0 and 15 as described in the table @ref NVIC_Priority_Table */\r
  63 \r
  64   FunctionalState NVIC_IRQChannelCmd;         /*!< Specifies whether the IRQ channel defined in NVIC_IRQChannel\r
  65                                                    will be enabled or disabled. \r
  66                                                    This parameter can be set either to ENABLE or DISABLE */   \r
  67 } NVIC_InitTypeDef;\r
  68  \r
  69 /**\r
  70   * @}\r
  71   */\r
  72 \r
  73 /** @defgroup NVIC_Priority_Table \r
  74   * @{\r
  75   */\r
  76 \r
  77 /**\r
  78 @code  \r
  79  The table below gives the allowed values of the pre-emption priority and subpriority according\r
  80  to the Priority Grouping configuration performed by NVIC_PriorityGroupConfig function\r
  81   ============================================================================================================================\r
  82     NVIC_PriorityGroup   | NVIC_IRQChannelPreemptionPriority | NVIC_IRQChannelSubPriority  | Description\r
  83   ============================================================================================================================\r
  84    NVIC_PriorityGroup_0  |                0                  |            0-15             |   0 bits for pre-emption priority\r
  85                          |                                   |                             |   4 bits for subpriority\r
  86   ----------------------------------------------------------------------------------------------------------------------------\r
  87    NVIC_PriorityGroup_1  |                0-1                |            0-7              |   1 bits for pre-emption priority\r
  88                          |                                   |                             |   3 bits for subpriority\r
  89   ----------------------------------------------------------------------------------------------------------------------------    \r
  90    NVIC_PriorityGroup_2  |                0-3                |            0-3              |   2 bits for pre-emption priority\r
  91                          |                                   |                             |   2 bits for subpriority\r
  92   ----------------------------------------------------------------------------------------------------------------------------    \r
  93    NVIC_PriorityGroup_3  |                0-7                |            0-1              |   3 bits for pre-emption priority\r
  94                          |                                   |                             |   1 bits for subpriority\r
  95   ----------------------------------------------------------------------------------------------------------------------------    \r
  96    NVIC_PriorityGroup_4  |                0-15               |            0                |   4 bits for pre-emption priority\r
  97                          |                                   |                             |   0 bits for subpriority                       \r
  98   ============================================================================================================================\r
  99 @endcode\r
 100 */\r
 101 \r
 102 /**\r
 103   * @}\r
 104   */\r
 105 \r
 106 /** @defgroup MISC_Exported_Constants\r
 107   * @{\r
 108   */\r
 109 \r
 110 /** @defgroup Vector_Table_Base \r
 111   * @{\r
 112   */\r
 113 \r
 114 #define NVIC_VectTab_RAM             ((uint32_t)0x20000000)\r
 115 #define NVIC_VectTab_FLASH           ((uint32_t)0x08000000)\r
 116 #define IS_NVIC_VECTTAB(VECTTAB) (((VECTTAB) == NVIC_VectTab_RAM) || \\r
 117                                   ((VECTTAB) == NVIC_VectTab_FLASH))\r
 118 /**\r
 119   * @}\r
 120   */\r
 121 \r
 122 /** @defgroup System_Low_Power \r
 123   * @{\r
 124   */\r
 125 \r
 126 #define NVIC_LP_SEVONPEND            ((uint8_t)0x10)\r
 127 #define NVIC_LP_SLEEPDEEP            ((uint8_t)0x04)\r
 128 #define NVIC_LP_SLEEPONEXIT          ((uint8_t)0x02)\r
 129 #define IS_NVIC_LP(LP) (((LP) == NVIC_LP_SEVONPEND) || \\r
 130                         ((LP) == NVIC_LP_SLEEPDEEP) || \\r
 131                         ((LP) == NVIC_LP_SLEEPONEXIT))\r
 132 /**\r
 133   * @}\r
 134   */\r
 135 \r
 136 /** @defgroup Preemption_Priority_Group \r
 137   * @{\r
 138   */\r
 139 \r
 140 #define NVIC_PriorityGroup_0         ((uint32_t)0x700) /*!< 0 bits for pre-emption priority\r
 141                                                             4 bits for subpriority */\r
 142 #define NVIC_PriorityGroup_1         ((uint32_t)0x600) /*!< 1 bits for pre-emption priority\r
 143                                                             3 bits for subpriority */\r
 144 #define NVIC_PriorityGroup_2         ((uint32_t)0x500) /*!< 2 bits for pre-emption priority\r
 145                                                             2 bits for subpriority */\r
 146 #define NVIC_PriorityGroup_3         ((uint32_t)0x400) /*!< 3 bits for pre-emption priority\r
 147                                                             1 bits for subpriority */\r
 148 #define NVIC_PriorityGroup_4         ((uint32_t)0x300) /*!< 4 bits for pre-emption priority\r
 149                                                             0 bits for subpriority */\r
 150 \r
 151 #define IS_NVIC_PRIORITY_GROUP(GROUP) (((GROUP) == NVIC_PriorityGroup_0) || \\r
 152                                        ((GROUP) == NVIC_PriorityGroup_1) || \\r
 153                                        ((GROUP) == NVIC_PriorityGroup_2) || \\r
 154                                        ((GROUP) == NVIC_PriorityGroup_3) || \\r
 155                                        ((GROUP) == NVIC_PriorityGroup_4))\r
 156 \r
 157 #define IS_NVIC_PREEMPTION_PRIORITY(PRIORITY)  ((PRIORITY) < 0x10)\r
 158 \r
 159 #define IS_NVIC_SUB_PRIORITY(PRIORITY)  ((PRIORITY) < 0x10)\r
 160 \r
 161 #define IS_NVIC_OFFSET(OFFSET)  ((OFFSET) < 0x0001FFFF)\r
 162 \r
 163 /**\r
 164   * @}\r
 165   */\r
 166 \r
 167 /** @defgroup SysTick_clock_source \r
 168   * @{\r
 169   */\r
 170 \r
 171 #define SysTick_CLKSource_HCLK_Div8    ((uint32_t)0xFFFFFFFB)\r
 172 #define SysTick_CLKSource_HCLK         ((uint32_t)0x00000004)\r
 173 #define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \\r
 174                                        ((SOURCE) == SysTick_CLKSource_HCLK_Div8))\r
 175 /**\r
 176   * @}\r
 177   */\r
 178 \r
 179 /**\r
 180   * @}\r
 181   */\r
 182 \r
 183 /** @defgroup MISC_Exported_Macros\r
 184   * @{\r
 185   */\r
 186 \r
 187 /**\r
 188   * @}\r
 189   */\r
 190 \r
 191 /** @defgroup MISC_Exported_Functions\r
 192   * @{\r
 193   */\r
 194 \r
 195 void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup);\r
 196 void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct);\r
 197 void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset);\r
 198 void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState);\r
 199 void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource);\r
 200 \r
 201 #ifdef __cplusplus\r
 202 }\r
 203 #endif\r
 204 \r
 205 #endif /* __MISC_H */\r
 206 \r
 207 /**\r
 208   * @}\r
 209   */\r
 210 \r
 211 /**\r
 212   * @}\r
 213   */\r
 214 \r
 215 /**\r
 216   * @}\r
 217   */\r
 218 \r
 219 /******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/\r