rt-thread-official/bsp/stm32f0x/Libraries/STM32F0xx_StdPeriph_Driver/inc/stm32f0xx_misc.h

/**
  ******************************************************************************
  * @file    stm32f0xx_misc.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    23-March-2012
  * @brief   This file contains all the functions prototypes for the miscellaneous
  *          firmware library functions (add-on to CMSIS functions).
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2012 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 __STM32F0XX_MISC_H
#define __STM32F0XX_MISC_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx.h"

/** @addtogroup STM32F0xx_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 stm32f0xx.h file) */

  uint8_t NVIC_IRQChannelPriority;     /*!< Specifies the priority level for the IRQ channel specified
                                            in NVIC_IRQChannel. This parameter can be a value
                                            between 0 and 3.  */

  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   

@endverbatim
*/

/* Exported constants --------------------------------------------------------*/

/** @defgroup MISC_Exported_Constants
  * @{
  */

/** @defgroup MISC_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 MISC_Preemption_Priority_Group 
  * @{
  */
#define IS_NVIC_PRIORITY(PRIORITY)  ((PRIORITY) < 0x04)

/**
  * @}
  */

/** @defgroup MISC_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_Init(NVIC_InitTypeDef* NVIC_InitStruct);
void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState);
void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource);

#ifdef __cplusplus
}
#endif

#endif /* __STM32F0XX_MISC_H */

/**
  * @}
  */

/**
  * @}
  */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/