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   1 /**\r
   2   ******************************************************************************\r
   3   * @file    stm32f10x_iwdg.h\r
   4   * @author  MCD Application Team\r
   5   * @version V3.5.0\r
   6   * @date    11-March-2011\r
   7   * @brief   This file contains all the functions prototypes for the IWDG \r
   8   *          firmware library.\r
   9   ******************************************************************************\r
  10   * @attention\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 2011 STMicroelectronics</center></h2>\r
  20   ******************************************************************************\r
  21   */\r
  22 \r
  23 /* Define to prevent recursive inclusion -------------------------------------*/\r
  24 #ifndef __STM32F10x_IWDG_H\r
  25 #define __STM32F10x_IWDG_H\r
  26 \r
  27 #ifdef __cplusplus\r
  28  extern "C" {\r
  29 #endif\r
  30 \r
  31 /* Includes ------------------------------------------------------------------*/\r
  32 #include "stm32f10x.h"\r
  33 \r
  34 /** @addtogroup STM32F10x_StdPeriph_Driver\r
  35   * @{\r
  36   */\r
  37 \r
  38 /** @addtogroup IWDG\r
  39   * @{\r
  40   */\r
  41 \r
  42 /** @defgroup IWDG_Exported_Types\r
  43   * @{\r
  44   */\r
  45 \r
  46 /**\r
  47   * @}\r
  48   */\r
  49 \r
  50 /** @defgroup IWDG_Exported_Constants\r
  51   * @{\r
  52   */\r
  53 \r
  54 /** @defgroup IWDG_WriteAccess\r
  55   * @{\r
  56   */\r
  57 \r
  58 #define IWDG_WriteAccess_Enable     ((uint16_t)0x5555)\r
  59 #define IWDG_WriteAccess_Disable    ((uint16_t)0x0000)\r
  60 #define IS_IWDG_WRITE_ACCESS(ACCESS) (((ACCESS) == IWDG_WriteAccess_Enable) || \\r
  61                                       ((ACCESS) == IWDG_WriteAccess_Disable))\r
  62 /**\r
  63   * @}\r
  64   */\r
  65 \r
  66 /** @defgroup IWDG_prescaler \r
  67   * @{\r
  68   */\r
  69 \r
  70 #define IWDG_Prescaler_4            ((uint8_t)0x00)\r
  71 #define IWDG_Prescaler_8            ((uint8_t)0x01)\r
  72 #define IWDG_Prescaler_16           ((uint8_t)0x02)\r
  73 #define IWDG_Prescaler_32           ((uint8_t)0x03)\r
  74 #define IWDG_Prescaler_64           ((uint8_t)0x04)\r
  75 #define IWDG_Prescaler_128          ((uint8_t)0x05)\r
  76 #define IWDG_Prescaler_256          ((uint8_t)0x06)\r
  77 #define IS_IWDG_PRESCALER(PRESCALER) (((PRESCALER) == IWDG_Prescaler_4)  || \\r
  78                                       ((PRESCALER) == IWDG_Prescaler_8)  || \\r
  79                                       ((PRESCALER) == IWDG_Prescaler_16) || \\r
  80                                       ((PRESCALER) == IWDG_Prescaler_32) || \\r
  81                                       ((PRESCALER) == IWDG_Prescaler_64) || \\r
  82                                       ((PRESCALER) == IWDG_Prescaler_128)|| \\r
  83                                       ((PRESCALER) == IWDG_Prescaler_256))\r
  84 /**\r
  85   * @}\r
  86   */\r
  87 \r
  88 /** @defgroup IWDG_Flag \r
  89   * @{\r
  90   */\r
  91 \r
  92 #define IWDG_FLAG_PVU               ((uint16_t)0x0001)\r
  93 #define IWDG_FLAG_RVU               ((uint16_t)0x0002)\r
  94 #define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PVU) || ((FLAG) == IWDG_FLAG_RVU))\r
  95 #define IS_IWDG_RELOAD(RELOAD) ((RELOAD) <= 0xFFF)\r
  96 /**\r
  97   * @}\r
  98   */\r
  99 \r
 100 /**\r
 101   * @}\r
 102   */\r
 103 \r
 104 /** @defgroup IWDG_Exported_Macros\r
 105   * @{\r
 106   */\r
 107 \r
 108 /**\r
 109   * @}\r
 110   */\r
 111 \r
 112 /** @defgroup IWDG_Exported_Functions\r
 113   * @{\r
 114   */\r
 115 \r
 116 void IWDG_WriteAccessCmd(uint16_t IWDG_WriteAccess);\r
 117 void IWDG_SetPrescaler(uint8_t IWDG_Prescaler);\r
 118 void IWDG_SetReload(uint16_t Reload);\r
 119 void IWDG_ReloadCounter(void);\r
 120 void IWDG_Enable(void);\r
 121 FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG);\r
 122 \r
 123 #ifdef __cplusplus\r
 124 }\r
 125 #endif\r
 126 \r
 127 #endif /* __STM32F10x_IWDG_H */\r
 128 /**\r
 129   * @}\r
 130   */\r
 131 \r
 132 /**\r
 133   * @}\r
 134   */\r
 135 \r
 136 /**\r
 137   * @}\r
 138   */\r
 139 \r
 140 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/\r