watchdog.h File Reference

Watchdog module definitions. More...

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Macros
#define	WATCHDOG_CLK_FREQ   8000000
	Watchdog module clock frequency (in Hz)
#define	WATCHDOG_TIMEOUT   1000 /* in milisseconds */
	Watchdog timer timeout (in ms)
#define	WATCHDOG_FEED_DELAY   (WATCHDOG_TIMEOUT/3)*2
	Watchdog timer feed delay.

Functions
void	watchdog_init (void)
	Initializes and configures Watchdog timer.
void	watchdog_reset_mcu (void)
	Schedules a Reset on the next run of the Watchdog task.
void	WatchdogTask (void *Parameters)
	Periodically feed the Watchdog timer and checks if there's any Reset requests.

Detailed Description

Watchdog module definitions.

Author

Henrique Silva henri.nosp@m.que..nosp@m.silva.nosp@m.@lnl.nosp@m.s.br

Macro Definition Documentation

WATCHDOG_CLK_FREQ

#define WATCHDOG_CLK_FREQ   8000000

Watchdog module clock frequency (in Hz)

WATCHDOG_FEED_DELAY

#define WATCHDOG_FEED_DELAY   (WATCHDOG_TIMEOUT/3)*2

Watchdog timer feed delay.

We reload the watchdog timer at 2/3 of the max count

WATCHDOG_TIMEOUT

#define WATCHDOG_TIMEOUT   1000 /* in milisseconds */

Watchdog timer timeout (in ms)

Function Documentation

watchdog_init()

void watchdog_init

(

void

)

Initializes and configures Watchdog timer.

Returns

None

watchdog_reset_mcu()

void watchdog_reset_mcu

(

void

)

Schedules a Reset on the next run of the Watchdog task.

Returns

None

WatchdogTask()

void WatchdogTask

(

void *

Parameters

)

Periodically feed the Watchdog timer and checks if there's any Reset requests.

Parameters

Parameters

Pointer to a buffer of parameters passed to the task upon initialization

Returns

None