wdt.h File Reference

SAM Watchdog Driver.

Copyright (c) 2012-2020 Microchip Technology Inc. and its subsidiaries.

#include <compiler.h>
#include <clock.h>
#include <gclk.h>
#include "wdt_callback.h"

Data Structures
struct	wdt_conf
	Watchdog Timer configuration structure. More...

Enumerations
enum	wdt_period {   WDT_PERIOD_NONE = 0,   WDT_PERIOD_8CLK = 1,   WDT_PERIOD_16CLK = 2,   WDT_PERIOD_32CLK = 3,   WDT_PERIOD_64CLK = 4,   WDT_PERIOD_128CLK = 5,   WDT_PERIOD_256CLK = 6,   WDT_PERIOD_512CLK = 7,   WDT_PERIOD_1024CLK = 8,   WDT_PERIOD_2048CLK = 9,   WDT_PERIOD_4096CLK = 10,   WDT_PERIOD_8192CLK = 11,   WDT_PERIOD_16384CLK = 12 }
	Watchdog Timer period configuration enum. More...

Functions
Configuration and Initialization
static bool	wdt_is_syncing (void)
	Determines if the hardware module(s) are currently synchronizing to the bus. More...
static void	wdt_get_config_defaults (struct wdt_conf *const config)
	Initializes a Watchdog Timer configuration structure to defaults. More...
enum status_code	wdt_set_config (const struct wdt_conf *const config)
	Sets up the WDT hardware module based on the configuration. More...
static bool	wdt_is_locked (void)
	Determines if the Watchdog timer is currently locked in an enabled state. More...
Timeout and Early Warning Management
static void	wdt_clear_early_warning (void)
	Clears the Watchdog timer early warning period elapsed flag. More...
static bool	wdt_is_early_warning (void)
	Determines if the Watchdog timer early warning period has elapsed. More...
void	wdt_reset_count (void)
	Resets the count of the running Watchdog Timer that was previously enabled. More...