Watchdog Timer (WDT)

Modules
	WDT_Registers

Enumerations
enum	mxc_wdt_period_t

Functions
int	MXC_WDT_Init (mxc_wdt_regs_t *wdt)
int	MXC_WDT_Shutdown (mxc_wdt_regs_t *wdt)
void	MXC_WDT_SetIntPeriod (mxc_wdt_regs_t *wdt, mxc_wdt_period_t period)
void	MXC_WDT_SetResetPeriod (mxc_wdt_regs_t *wdt, mxc_wdt_period_t period)
void	MXC_WDT_Enable (mxc_wdt_regs_t *wdt)
void	MXC_WDT_Disable (mxc_wdt_regs_t *wdt)
void	MXC_WDT_EnableInt (mxc_wdt_regs_t *wdt)
void	MXC_WDT_EnableReset (mxc_wdt_regs_t *wdt)
void	MXC_WDT_DisableInt (mxc_wdt_regs_t *wdt)
void	MXC_WDT_DisableReset (mxc_wdt_regs_t *wdt)
void	MXC_WDT_ResetTimer (mxc_wdt_regs_t *wdt)
int	MXC_WDT_GetResetFlag (mxc_wdt_regs_t *wdt)
void	MXC_WDT_ClearResetFlag (mxc_wdt_regs_t *wdt)
int	MXC_WDT_GetIntFlag (mxc_wdt_regs_t *wdt)
void	MXC_WDT_ClearIntFlag (mxc_wdt_regs_t *wdt)

Detailed Description

Enumeration Type Documentation

mxc_wdt_period_t

enum mxc_wdt_period_t

Watchdog period enumeration. Used to configure the period of the watchdog interrupt.

Enumerator
MXC_WDT_PERIOD_2_31	Period 2^31.
MXC_WDT_PERIOD_2_30	Period 2^30.
MXC_WDT_PERIOD_2_29	Period 2^29.
MXC_WDT_PERIOD_2_28	Period 2^28.
MXC_WDT_PERIOD_2_27	Period 2^27.
MXC_WDT_PERIOD_2_26	Period 2^26.
MXC_WDT_PERIOD_2_25	Period 2^25.
MXC_WDT_PERIOD_2_24	Period 2^24.
MXC_WDT_PERIOD_2_23	Period 2^23.
MXC_WDT_PERIOD_2_22	Period 2^22.
MXC_WDT_PERIOD_2_21	Period 2^21.
MXC_WDT_PERIOD_2_20	Period 2^20.
MXC_WDT_PERIOD_2_19	Period 2^19.
MXC_WDT_PERIOD_2_18	Period 2^18.
MXC_WDT_PERIOD_2_17	Period 2^17.
MXC_WDT_PERIOD_2_16	Period 2^16.

Function Documentation

MXC_WDT_ClearIntFlag()

void MXC_WDT_ClearIntFlag

(

mxc_wdt_regs_t *

wdt

)

Clears the interrupt flag.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_ClearResetFlag()

void MXC_WDT_ClearResetFlag

(

mxc_wdt_regs_t *

wdt

)

Clears the reset flag.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_Disable()

void MXC_WDT_Disable

(

mxc_wdt_regs_t *

wdt

)

Disable the watchdog timer.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_DisableInt()

void MXC_WDT_DisableInt

(

mxc_wdt_regs_t *

wdt

)

Enable the watchdog interrupt.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_DisableReset()

void MXC_WDT_DisableReset

(

mxc_wdt_regs_t *

wdt

)

Enable the watchdog reset.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_Enable()

void MXC_WDT_Enable

(

mxc_wdt_regs_t *

wdt

)

Enable the watchdog timer.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_EnableInt()

void MXC_WDT_EnableInt

(

mxc_wdt_regs_t *

wdt

)

Enable the watchdog interrupt.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_EnableReset()

void MXC_WDT_EnableReset

(

mxc_wdt_regs_t *

wdt

)

Enable the watchdog reset.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_GetIntFlag()

int MXC_WDT_GetIntFlag

(

mxc_wdt_regs_t *

wdt

)

Get the status of the interrupt flag.

Parameters

wdt	Pointer to watchdog registers.

Returns

1 if the interrupt is pending, 0 otherwise.

MXC_WDT_GetResetFlag()

int MXC_WDT_GetResetFlag

(

mxc_wdt_regs_t *

wdt

)

Get the status of the reset flag.

Parameters

wdt	Pointer to watchdog registers.

Returns

1 if the previous reset was caused by the watchdog, 0 otherwise.

MXC_WDT_Init()

int MXC_WDT_Init

(

mxc_wdt_regs_t *

wdt

)

Initialize the Watchdog Timer.

Parameters

wdt	Pointer to the watchdog registers

Returns

See Error Codes for the list of error codes.

MXC_WDT_ResetTimer()

void MXC_WDT_ResetTimer

(

mxc_wdt_regs_t *

wdt

)

Reset the watchdog timer.

Parameters

wdt	Pointer to watchdog registers.

MXC_WDT_SetIntPeriod()

void MXC_WDT_SetIntPeriod	(	mxc_wdt_regs_t *	wdt,
		mxc_wdt_period_t	period
	)

Set the period of the watchdog interrupt.

Parameters

wdt	Pointer to watchdog registers.
period	Enumeration of the desired watchdog period.

MXC_WDT_SetResetPeriod()

void MXC_WDT_SetResetPeriod	(	mxc_wdt_regs_t *	wdt,
		mxc_wdt_period_t	period
	)

Set the period of the watchdog reset.

Parameters

wdt	Pointer to watchdog registers.
period	Enumeration of the desired watchdog period.

MXC_WDT_Shutdown()

int MXC_WDT_Shutdown

(

mxc_wdt_regs_t *

wdt

)

Shutdown the Watchdog Timer.

Parameters

wdt	Pointer to the watchdog registers

Returns

See Error Codes for the list of error codes.