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Diff: TARGET_NUCLEO_L152RE/misc.h
- Revision:
- 77:869cf507173a
- Child:
- 81:7d30d6019079
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_NUCLEO_L152RE/misc.h Fri Feb 14 14:36:43 2014 +0000 @@ -0,0 +1,202 @@ +/** + ****************************************************************************** + * @file misc.h + * @author MCD Application Team + * @version V1.3.0 + * @date 31-January-2014 + * @brief This file contains all the functions prototypes for the miscellaneous + * firmware library functions (add-on to CMSIS functions). + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> + * + * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); + * You may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.st.com/software_license_agreement_liberty_v2 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __MISC_H +#define __MISC_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32l1xx.h" + +/** @addtogroup STM32L1xx_StdPeriph_Driver + * @{ + */ + +/** @addtogroup MISC + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ + +/** + * @brief 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 STM32 Devices IRQ Channels list, please + refer to stm32l1xx.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; + +/** + * +@verbatim + 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 + ============================================================================================================================ +@endverbatim +*/ + +/* Exported constants --------------------------------------------------------*/ + +/** @defgroup MISC_Exported_Constants + * @{ + */ + +/** @defgroup Vector_Table_Base + * @{ + */ + +#define NVIC_VectTab_RAM ((uint32_t)0x20000000) +#define NVIC_VectTab_FLASH ((uint32_t)0x08000000) +#define IS_NVIC_VECTTAB(VECTTAB) (((VECTTAB) == NVIC_VectTab_RAM) || \ + ((VECTTAB) == NVIC_VectTab_FLASH)) +/** + * @} + */ + +/** @defgroup System_Low_Power + * @{ + */ + +#define NVIC_LP_SEVONPEND ((uint8_t)0x10) +#define NVIC_LP_SLEEPDEEP ((uint8_t)0x04) +#define NVIC_LP_SLEEPONEXIT ((uint8_t)0x02) +#define IS_NVIC_LP(LP) (((LP) == NVIC_LP_SEVONPEND) || \ + ((LP) == NVIC_LP_SLEEPDEEP) || \ + ((LP) == NVIC_LP_SLEEPONEXIT)) +/** + * @} + */ + +/** @defgroup 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 */ + +#define IS_NVIC_PRIORITY_GROUP(GROUP) (((GROUP) == NVIC_PriorityGroup_0) || \ + ((GROUP) == NVIC_PriorityGroup_1) || \ + ((GROUP) == NVIC_PriorityGroup_2) || \ + ((GROUP) == NVIC_PriorityGroup_3) || \ + ((GROUP) == NVIC_PriorityGroup_4)) + +#define IS_NVIC_PREEMPTION_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) + +#define IS_NVIC_SUB_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) + +#define IS_NVIC_OFFSET(OFFSET) ((OFFSET) < 0x0005FFFF) + +/** + * @} + */ + +/** @defgroup SysTick_clock_source + * @{ + */ + +#define SysTick_CLKSource_HCLK_Div8 ((uint32_t)0xFFFFFFFB) +#define SysTick_CLKSource_HCLK ((uint32_t)0x00000004) +#define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \ + ((SOURCE) == SysTick_CLKSource_HCLK_Div8)) +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/* 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 /* __MISC_H */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/