131 lines
4.3 KiB
C
131 lines
4.3 KiB
C
////////////////////////////////////////////////////////////////////////////////
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/// @file hal_iwdg.h
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/// @author AE TEAM
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/// @brief THIS FILE CONTAINS ALL THE FUNCTIONS PROTOTYPES FOR THE IWDG
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/// FIRMWARE LIBRARY.
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////////////////////////////////////////////////////////////////////////////////
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/// @attention
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///
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/// THE EXISTING FIRMWARE IS ONLY FOR REFERENCE, WHICH IS DESIGNED TO PROVIDE
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/// CUSTOMERS WITH CODING INFORMATION ABOUT THEIR PRODUCTS SO THEY CAN SAVE
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/// TIME. THEREFORE, MINDMOTION SHALL NOT BE LIABLE FOR ANY DIRECT, INDIRECT OR
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/// CONSEQUENTIAL DAMAGES ABOUT ANY CLAIMS ARISING OUT OF THE CONTENT OF SUCH
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/// HARDWARE AND/OR THE USE OF THE CODING INFORMATION CONTAINED HEREIN IN
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/// CONNECTION WITH PRODUCTS MADE BY CUSTOMERS.
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///
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/// <H2><CENTER>© COPYRIGHT MINDMOTION </CENTER></H2>
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////////////////////////////////////////////////////////////////////////////////
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// Define to prevent recursive inclusion
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#ifndef __HAL_IWDG_H
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#define __HAL_IWDG_H
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// Files includes
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#include "types.h"
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#include "reg_iwdg.h"
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#include "reg_common.h"
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////////////////////////////////////////////////////////////////////////////////
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/// @addtogroup MM32_Hardware_Abstract_Layer
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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/// @defgroup IWDG_HAL
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/// @brief IWDG HAL modules
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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/// @defgroup IWDG_Exported_Constants
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/// @{
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////////////////////////////////////////////////////////////////////////////////
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/// @brief IWDG prescaler
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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IWDG_Prescaler_4 = IWDG_PR_PRE_DIV4,
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IWDG_Prescaler_8 = IWDG_PR_PRE_DIV8,
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IWDG_Prescaler_16 = IWDG_PR_PRE_DIV16,
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IWDG_Prescaler_32 = IWDG_PR_PRE_DIV32,
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IWDG_Prescaler_64 = IWDG_PR_PRE_DIV64,
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IWDG_Prescaler_128 = IWDG_PR_PRE_DIV128,
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IWDG_Prescaler_256 = IWDG_PR_PRE_DIV256
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} IWDGPrescaler_TypeDef;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief IWDG flag
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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IWDG_FLAG_PVU = 0x0001, // IWDG prescaler value update flag
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IWDG_FLAG_RVU = 0x0002 // IWDG counter reload value update flag
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} IWDGFlag_TypeDef;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief Write access to IWDG_PR and IWDG_RLR registers
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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IWDG_WriteAccess_Enable = 0x5555, // Enable write
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IWDG_WriteAccess_Disable = 0x0000 // Disable write
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} IWDGWriteAccess_TypeDef;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief IWDG Key Reload
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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KR_KEY_Reload = 0xAAAA, // Reload value
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KR_KEY_Enable = 0xCCCC // Start IWDG
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} IWDGKey_TypeDef;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief IWDG Overflow Configration
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////////////////////////////////////////////////////////////////////////////////
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typedef enum {
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IWDG_Overflow_Reset = 0, //
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IWDG_Overflow_Interrupt = IWDG_CR_IRQSEL //
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} IWDGOverflowConfig_TypeDef;
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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/// @defgroup IWDG_Exported_Variables
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/// @{
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#ifdef _HAL_IWDG_C_
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#define GLOBAL
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#else
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#define GLOBAL extern
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#endif
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#undef GLOBAL
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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/// @defgroup IWDG_Exported_Functions
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/// @{
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FlagStatus IWDG_GetFlagStatus(u16 flag);
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void IWDG_WriteAccessCmd(u16 write_access);
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void IWDG_SetPrescaler(u8 prescaler);
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void IWDG_SetReload(u16 reload);
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u32 IWDG_GetReload(void);
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void IWDG_ReloadCounter(void);
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void IWDG_Enable(void);
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void PVU_CheckStatus(void);
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void RVU_CheckStatus(void);
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void IWDG_OverflowConfig(IWDGOverflowConfig_TypeDef overflow_config);
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void IWDG_ClearITPendingBit(void);
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void IWDG_EnableIT(void);
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void IWDG_Reset(void);
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void IWDG_ClearIT(void);
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/// @}
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/// @}
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/// @}
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////////////////////////////////////////////////////////////////////////////////
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#endif // __HAL_IWDG_H
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////////////////////////////////////////////////////////////////////////////////
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