stm32f10x_iwdg.h 3.6 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f10x_iwdg.h
  4. * @author MCD Application Team
  5. * @version V3.5.0
  6. * @date 11-March-2011
  7. * @brief This file contains all the functions prototypes for the IWDG
  8. * firmware library.
  9. ******************************************************************************
  10. * @attention
  11. *
  12. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  13. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  14. * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  15. * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  16. * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  17. * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  18. *
  19. * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
  20. ******************************************************************************
  21. */
  22. /* Define to prevent recursive inclusion -------------------------------------*/
  23. #ifndef __STM32F10x_IWDG_H
  24. #define __STM32F10x_IWDG_H
  25. #ifdef __cplusplus
  26. extern "C" {
  27. #endif
  28. /* Includes ------------------------------------------------------------------*/
  29. #include "stm32f10x.h"
  30. /** @addtogroup STM32F10x_StdPeriph_Driver
  31. * @{
  32. */
  33. /** @addtogroup IWDG
  34. * @{
  35. */
  36. /** @defgroup IWDG_Exported_Types
  37. * @{
  38. */
  39. /**
  40. * @}
  41. */
  42. /** @defgroup IWDG_Exported_Constants
  43. * @{
  44. */
  45. /** @defgroup IWDG_WriteAccess
  46. * @{
  47. */
  48. #define IWDG_WriteAccess_Enable ((uint16_t)0x5555)
  49. #define IWDG_WriteAccess_Disable ((uint16_t)0x0000)
  50. #define IS_IWDG_WRITE_ACCESS(ACCESS) (((ACCESS) == IWDG_WriteAccess_Enable) || \
  51. ((ACCESS) == IWDG_WriteAccess_Disable))
  52. /**
  53. * @}
  54. */
  55. /** @defgroup IWDG_prescaler
  56. * @{
  57. */
  58. #define IWDG_Prescaler_4 ((uint8_t)0x00)
  59. #define IWDG_Prescaler_8 ((uint8_t)0x01)
  60. #define IWDG_Prescaler_16 ((uint8_t)0x02)
  61. #define IWDG_Prescaler_32 ((uint8_t)0x03)
  62. #define IWDG_Prescaler_64 ((uint8_t)0x04)
  63. #define IWDG_Prescaler_128 ((uint8_t)0x05)
  64. #define IWDG_Prescaler_256 ((uint8_t)0x06)
  65. #define IS_IWDG_PRESCALER(PRESCALER) (((PRESCALER) == IWDG_Prescaler_4) || \
  66. ((PRESCALER) == IWDG_Prescaler_8) || \
  67. ((PRESCALER) == IWDG_Prescaler_16) || \
  68. ((PRESCALER) == IWDG_Prescaler_32) || \
  69. ((PRESCALER) == IWDG_Prescaler_64) || \
  70. ((PRESCALER) == IWDG_Prescaler_128)|| \
  71. ((PRESCALER) == IWDG_Prescaler_256))
  72. /**
  73. * @}
  74. */
  75. /** @defgroup IWDG_Flag
  76. * @{
  77. */
  78. #define IWDG_FLAG_PVU ((uint16_t)0x0001)
  79. #define IWDG_FLAG_RVU ((uint16_t)0x0002)
  80. #define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PVU) || ((FLAG) == IWDG_FLAG_RVU))
  81. #define IS_IWDG_RELOAD(RELOAD) ((RELOAD) <= 0xFFF)
  82. /**
  83. * @}
  84. */
  85. /**
  86. * @}
  87. */
  88. /** @defgroup IWDG_Exported_Macros
  89. * @{
  90. */
  91. /**
  92. * @}
  93. */
  94. /** @defgroup IWDG_Exported_Functions
  95. * @{
  96. */
  97. void IWDG_WriteAccessCmd(uint16_t IWDG_WriteAccess);
  98. void IWDG_SetPrescaler(uint8_t IWDG_Prescaler);
  99. void IWDG_SetReload(uint16_t Reload);
  100. void IWDG_ReloadCounter(void);
  101. void IWDG_Enable(void);
  102. FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG);
  103. #ifdef __cplusplus
  104. }
  105. #endif
  106. #endif /* __STM32F10x_IWDG_H */
  107. /**
  108. * @}
  109. */
  110. /**
  111. * @}
  112. */
  113. /**
  114. * @}
  115. */
  116. /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/