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- /**
- * @file watchdog.h
- * @author chipsea
- * @brief
- * @version 0.1
- * @date 2020-11-30
- * @copyright Copyright (c) 2020, CHIPSEA Co., Ltd.
- * @note
- */
- #ifndef __WATCHDOG_H__
- #define __WATCHDOG_H__
- #ifdef __cplusplus
- extern "C" {
- #endif
- #include "types.h"
- typedef enum {DISABLE = 0, ENABLE = !DISABLE} FunctionalState_t;
- /// Callback function pointer type
- typedef void (*pfnHdlCB_t)(void);
- /**
- * @brief wdt 溢出时间选择.
- */
- typedef enum{
- WDG_2S = 0,
- WDG_4S = 1,
- WDG_8S = 2,
- WDG_16S = 3,
- WDG_32S = 4,
- WDG_64S = 5,
- WDG_128S = 6,
- WDG_256S = 7
- }WDG_CYCLE_Type_e;
- /**
- * @enum WdtRspMode_t
- * @brief wdt response mode struct
- */
- typedef enum
- {
- WDG_USE_POLLING_MODE = 0, //this mode is recommended
- WDG_USE_INT_MODE = 1, //when timeout, first generate an interrupt and if it is not cleared by the time a second timeout occurs,
- //then generate a system reset.timeout:about 4s(32.768Khz,0xffff~0,twice + Reset pulse length(pclk))
- } WdtRspMode_t;
- /* wdt overflow timer config*/
- #define HAL_WDG_CFG_CYCLE WDG_2S
- /**
- * @fn void HalWdtInit(FunctionalState_t newState, WdtRspMode_t mode, pfnHdlCB_t irqHdlCallback)
- * @brief wdt initialize
- * @param[in] newState: ENABLE or DISABLE
- * @param[in] mode: WDT_RSP_MODE_NO_INT or WDT_RSP_MODE_INT
- * @param[in] irqHdlCallback: interrupt handle callback
- * @return none.
- */
- void HalWdtInit(FunctionalState_t newState, WdtRspMode_t mode,pfnHdlCB_t irqHdlCallback);
- /**
- * @fn void HalWdtFeed(void)
- * @brief wdt feed
- * @param[in] none
- * @return none.
- */
- void HalWdtFeed(void);
- #ifdef __cplusplus
- }
- #endif
- #endif
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