/**
  ******************************************************************************
  * @file    stm8s_awu.h
  * @author  MCD Application Team
  * @version V2.2.0
  * @date    30-September-2014
  * @brief   This file contains all functions prototype and macros for the AWU peripheral.
   ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; 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 __STM8S_AWU_H
#define __STM8S_AWU_H

/* Includes ------------------------------------------------------------------*/
#include "stm8s.h"

/* Exported types ------------------------------------------------------------*/

/** @addtogroup AWU_Exported_Types
  * @{
  */

/**
  * @brief  AWU TimeBase selection
  */

typedef enum
{
  AWU_TIMEBASE_NO_IT  = (uint8_t)0,    /*!< No AWU interrupt selected */
  AWU_TIMEBASE_250US  = (uint8_t)1,    /*!< AWU Timebase equals 0.25 ms */
  AWU_TIMEBASE_500US  = (uint8_t)2,    /*!< AWU Timebase equals 0.5 ms */
  AWU_TIMEBASE_1MS    = (uint8_t)3,    /*!< AWU Timebase equals 1 ms */
  AWU_TIMEBASE_2MS    = (uint8_t)4,    /*!< AWU Timebase equals 2 ms */
  AWU_TIMEBASE_4MS    = (uint8_t)5,    /*!< AWU Timebase equals 4 ms */
  AWU_TIMEBASE_8MS    = (uint8_t)6,    /*!< AWU Timebase equals 8 ms */
  AWU_TIMEBASE_16MS   = (uint8_t)7,    /*!< AWU Timebase equals 16 ms */
  AWU_TIMEBASE_32MS   = (uint8_t)8,    /*!< AWU Timebase equals 32 ms */
  AWU_TIMEBASE_64MS   = (uint8_t)9,    /*!< AWU Timebase equals 64 ms */
  AWU_TIMEBASE_128MS  = (uint8_t)10,   /*!< AWU Timebase equals 128 ms */
  AWU_TIMEBASE_256MS  = (uint8_t)11,   /*!< AWU Timebase equals 256 ms */
  AWU_TIMEBASE_512MS  = (uint8_t)12,   /*!< AWU Timebase equals 512 ms */
  AWU_TIMEBASE_1S     = (uint8_t)13,   /*!< AWU Timebase equals 1 s */
  AWU_TIMEBASE_2S     = (uint8_t)14,   /*!< AWU Timebase equals 2 s */
  AWU_TIMEBASE_12S    = (uint8_t)15,   /*!< AWU Timebase equals 12 s */
  AWU_TIMEBASE_30S    = (uint8_t)16    /*!< AWU Timebase equals 30 s */
} AWU_Timebase_TypeDef;

/**
  * @}
  */

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

/** @addtogroup AWU_Exported_Constants
  * @{
  */

#define LSI_FREQUENCY_MIN ((uint32_t)110000) /*!< LSI minimum value in Hertz */
#define LSI_FREQUENCY_MAX ((uint32_t)150000) /*!< LSI maximum value in Hertz */

/**
  * @}
  */

/* Exported macros ------------------------------------------------------------*/

/* Private macros ------------------------------------------------------------*/

/** @addtogroup AWU_Private_Macros
  * @{
  */

/**
  * @brief  Macro used by the assert function to check the different functions parameters.
  */

/**
  * @brief   Macro used by the assert function to check the AWU timebases
  */
#define IS_AWU_TIMEBASE_OK(TB) \
  (((TB) == AWU_TIMEBASE_NO_IT) || \
   ((TB) == AWU_TIMEBASE_250US) || \
   ((TB) == AWU_TIMEBASE_500US) || \
   ((TB) == AWU_TIMEBASE_1MS)   || \
   ((TB) == AWU_TIMEBASE_2MS)   || \
   ((TB) == AWU_TIMEBASE_4MS)   || \
   ((TB) == AWU_TIMEBASE_8MS)   || \
   ((TB) == AWU_TIMEBASE_16MS)  || \
   ((TB) == AWU_TIMEBASE_32MS)  || \
   ((TB) == AWU_TIMEBASE_64MS)  || \
   ((TB) == AWU_TIMEBASE_128MS) || \
   ((TB) == AWU_TIMEBASE_256MS) || \
   ((TB) == AWU_TIMEBASE_512MS) || \
   ((TB) == AWU_TIMEBASE_1S)    || \
   ((TB) == AWU_TIMEBASE_2S)    || \
   ((TB) == AWU_TIMEBASE_12S)   || \
   ((TB) == AWU_TIMEBASE_30S))

/**
  * @brief    Macro used by the assert function to check the LSI frequency (in Hz)
  */
#define IS_LSI_FREQUENCY_OK(FREQ) \
  (((FREQ) >= LSI_FREQUENCY_MIN) && \
   ((FREQ) <= LSI_FREQUENCY_MAX))

/**
  * @}
  */

/* Exported functions ------------------------------------------------------- */

/** @addtogroup AWU_Exported_Functions
  * @{
  */
void AWU_DeInit(void);
void AWU_Init(AWU_Timebase_TypeDef AWU_TimeBase);
void AWU_Cmd(FunctionalState NewState);
void AWU_LSICalibrationConfig(uint32_t LSIFreqHz);
void AWU_IdleModeEnable(void);
FlagStatus AWU_GetFlagStatus(void);

/**
  * @}
  */

#endif /* __STM8S_AWU_H */


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