EWM API Specification

Overview

This section describes functions and macros of the driver's API.

Macros
#define	EWM_WriteRefreshSeq()
	Refreshes the ewm counter. More...
#define	EWM_Init(cfg, ip, callback)
	External Watchdog Module initialization. More...

Macro Definition Documentation

#define EWM_WriteRefreshSeq

(

)

This macro refreshes the EWM counter.

Note

Implemented as an inline macro.

#define EWM_Init	(		cfg,
			ip,
			callback
	)

This function initializes External Watchdog Monitor.

Parameters

cfg	Select one of the following EWM Configuration Structures.
ip	Select one of the ARM Cortex-M0+ Interrupt Priority Levels.
callback	Pointer to the EWM Callback Function.

Note

Implemented as a function call.

Warning

Call this function only once after a CPU reset. Calling this function more than once generates a bus transfer error.