SDK3.5
This document shows Ameba SDK 3.5 APIs

wdt functions More...

Ameba Common

typedef void(* wdt_irq_handler) (uint32_t id)
 
void watchdog_init (uint32_t timeout_ms)
 Initializes the watch dog, include time setting, mode register. More...
 
void watchdog_start (void)
 Start the watchdog counting. More...
 
void watchdog_stop (void)
 Stop the watchdog counting. More...
 
void watchdog_refresh (void)
 Refresh the watchdog counting to prevent WDT timeout. More...
 
void watchdog_irq_init (wdt_irq_handler handler, uint32_t id)
 Switch the watchdog timer to interrupt mode and register a watchdog timer timeout interrupt handler. The interrupt handler will be called when the watch-dog timer is timeout. More...
 

Detailed Description

wdt functions

Function Documentation

void watchdog_init ( uint32_t  timeout_ms)

Initializes the watch dog, include time setting, mode register.

Parameters
timeout_msthe watch-dog timer timeout value, in ms. default action of timeout is to reset the whole system.
Return values
none
void watchdog_irq_init ( wdt_irq_handler  handler,
uint32_t  id 
)

Switch the watchdog timer to interrupt mode and register a watchdog timer timeout interrupt handler. The interrupt handler will be called when the watch-dog timer is timeout.

Parameters
handlerthe callback function for WDT timeout interrupt.
idthe parameter for the callback function
Return values
none
void watchdog_refresh ( void  )

Refresh the watchdog counting to prevent WDT timeout.

Parameters
None
Return values
none
void watchdog_start ( void  )

Start the watchdog counting.

Parameters
None
Return values
none
void watchdog_stop ( void  )

Stop the watchdog counting.

Parameters
None
Return values
none