109 lines
1.9 KiB
C
109 lines
1.9 KiB
C
#ifndef _BFLB_WDG_H
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#define _BFLB_WDG_H
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#include "bflb_core.h"
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/** @addtogroup LHAL
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* @{
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*/
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/** @addtogroup WDG
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* @{
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*/
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#if !defined(BL702L)
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#define WDG_CLKSRC_BCLK 0
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#endif
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#define WDG_CLKSRC_32K 1
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#define WDG_CLKSRC_1K 2
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#define WDG_CLKSRC_XTAL 3
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#if !defined(BL702) && !defined(BL602)
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#define WDG_CLKSRC_GPIO 4
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#endif
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#define WDG_CLKSRC_NO 5
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/** @defgroup WDG_MODE Watch-dog reset/interrupt mode definition
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* @{
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*/
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#define WDG_MODE_INTERRUPT 0
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#define WDG_MODE_RESET 1
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/**
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* @}
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*/
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/**
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* @brief WDG configuration structure
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*
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* @param clock_source Wdg clock source, use BFLB_SYSTEM_* definition
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* @param clock_div Wdg clock divison value, from 0 to 255
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* @param comp_val Wdg compare value
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* @param mode Wdg reset/interrupt mode
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*/
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struct bflb_wdg_config_s {
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uint8_t clock_source;
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uint8_t clock_div;
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uint16_t comp_val;
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uint8_t mode;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Initialize watchdog.
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*
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* @param [in] dev device handle
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* @param [in] config pointer to save watchdog config
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*/
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void bflb_wdg_init(struct bflb_device_s *dev, const struct bflb_wdg_config_s *config);
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/**
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* @brief Start watchdog.
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*
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* @param [in] dev device handle
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*/
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void bflb_wdg_start(struct bflb_device_s *dev);
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/**
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* @brief Stop watchdog.
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*
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* @param [in] dev device handle
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*/
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void bflb_wdg_stop(struct bflb_device_s *dev);
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/**
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* @brief Get watchdog counter value.
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*
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* @param [in] dev device handle
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* @return counter value
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*/
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uint16_t bflb_wdg_get_countervalue(struct bflb_device_s *dev);
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/**
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* @brief Reset watchdog counter value.
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*
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* @param [in] dev device handle
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*/
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void bflb_wdg_reset_countervalue(struct bflb_device_s *dev);
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/**
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* @brief Clear watchdog compare interrupt status.
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*
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* @param [in] dev device handle
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*/
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void bflb_wdg_compint_clear(struct bflb_device_s *dev);
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#ifdef __cplusplus
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}
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#endif
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/**
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* @}
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*/
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/**
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* @}
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*/
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#endif |