text: /**
    ********************************************************************************
    * @file    stm8s_iwdg.c
    * @author  MCD Application Team
    * @version V2.3.0
    * @date    16-June-2017
    * @brief   This file contains all the functions for the IWDG 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.
    *
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm8s_iwdg.h"
  
  /* Private define ------------------------------------------------------------*/
  /* Private macro -------------------------------------------------------------*/
  /* Private variables ---------------------------------------------------------*/
  /* Private function prototypes -----------------------------------------------*/
  /* Private functions ---------------------------------------------------------*/
  /* Public functions ----------------------------------------------------------*/
  
  /** @addtogroup IWDG_Public_Functions
    * @{
    */
  
  /**
    * @brief  Enables or disables write access to Prescaler and Reload registers.
    * @param  IWDG_WriteAccess : New state of write access to Prescaler and Reload
    *         registers.  This parameter can be a value of @ref IWDG_WriteAccess_TypeDef.
    * @retval None
    */
  void IWDG_WriteAccessCmd(IWDG_WriteAccess_TypeDef IWDG_WriteAccess)
  {
    /* Check the parameters */
    assert_param(IS_IWDG_WRITEACCESS_MODE_OK(IWDG_WriteAccess));
    
    IWDG->KR = (uint8_t)IWDG_WriteAccess; /* Write Access */
  }
  
  /**
    * @brief  Sets IWDG Prescaler value.
    * @note   Write access should be enabled
    * @param  IWDG_Prescaler : Specifies the IWDG Prescaler value.
    *         This parameter can be a value of @ref IWDG_Prescaler_TypeDef.
    * @retval None
    */
  void IWDG_SetPrescaler(IWDG_Prescaler_TypeDef IWDG_Prescaler)
  {
    /* Check the parameters */
    assert_param(IS_IWDG_PRESCALER_OK(IWDG_Prescaler));
    
    IWDG->PR = (uint8_t)IWDG_Prescaler;
  }
  
  /**
    * @brief  Sets IWDG Reload value.
    * @note   Write access should be enabled
    * @param  IWDG_Reload : Reload register value.
    *         This parameter must be a number between 0 and 0xFF.
    * @retval None
    */
  void IWDG_SetReload(uint8_t IWDG_Reload)
  {
    IWDG->RLR = IWDG_Reload;
  }
  
  /**
    * @brief  Reloads IWDG counter
    * @note   Write access should be enabled
    * @param  None
    * @retval None
    */
  void IWDG_ReloadCounter(void)
  {
    IWDG->KR = IWDG_KEY_REFRESH;
  }
  
  /**
    * @brief  Enables IWDG.
    * @param  None
    * @retval None
    */
  void IWDG_Enable(void)
  {
    IWDG->KR = IWDG_KEY_ENABLE;
  }
  
  /**
    * @}
    */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  