PVT: JN518X PVT driver

Overview

The MCUXpresso SDK provides a peripheral driver for the PVT driver module of MCUXpresso SDK devices.

Files
file	fsl_pvt.h

Functions
void	PVT_Init ()
	Initialise PVT Monitor. More...
void	PVT_SetDelay (pvt_detector_t channel, uint32_t delay)
	Set PVT detectors delay. More...
uint32_t	PVT_GetSimplisticRingoCount (pvt_detector_t channel)
	get Simplistic ringo count More...
void	PVT_StartRingoCount (pvt_detector_t channel)
	start ringo count More...
uint32_t	PVT_CollectRingoCount (pvt_detector_t channel)
	collect ringo count More...
void	PVT_EnableRegionCount (pvt_detector_t channel)
	enable region count More...
void	PVT_DisableRegionCount (pvt_detector_t channel)
	disable region count More...
void	PVT_ClearRegionCount (pvt_detector_t channel)
	clear region count More...
uint32_t	PVT_GetRegionCount (pvt_detector_t channel)
	Get region count. More...
void	PVT_AttachISR (pvt_detector_t channel, pvt_Callback_t p_isr, bool enable)
	Attach PVT ISR callback. More...

Driver version
#define	FSL_PVT_DRIVER_VERSION   (MAKE_VERSION(2, 0, 0))
	PVT driver version 2.0.0. More...

Macro Definition Documentation

#define FSL_PVT_DRIVER_VERSION   (MAKE_VERSION(2, 0, 0))

Function Documentation

void PVT_Init

(

)

Carrys out a SYSCON reset and enables PVT clock

Returns

none

void PVT_SetDelay	(	pvt_detector_t	channel,
		uint32_t	delay
	)

Sets delay value on PVT detector channel

Parameters

channel	PVT detector channel
delay	delay value in steps of 250ps

Returns

none

uint32_t PVT_GetSimplisticRingoCount

(

pvt_detector_t

channel

)

Turns on the ringo, waits a period of several APB read cycles then returns the ringo count value

Parameters

channel

PVT detector channel

Returns

ringo count value

void PVT_StartRingoCount

(

pvt_detector_t

channel

)

Starts the ringo counter

Parameters

channel

PVT detector channel

Returns

none

uint32_t PVT_CollectRingoCount

(

pvt_detector_t

channel

)

Collects the ringo result and switches off the counter

Parameters

channel

PVT detector channel

Returns

ringo count value

void PVT_EnableRegionCount

(

pvt_detector_t

channel

)

Enables the region counter

Parameters

channel

PVT detector channel

Returns

none

void PVT_DisableRegionCount

(

pvt_detector_t

channel

)

Disables the region counter

Parameters

channel

PVT detector channel

Returns

none

void PVT_ClearRegionCount

(

pvt_detector_t

channel

)

Clears the region counter

Parameters

channel

PVT detector channel

Returns

none

uint32_t PVT_GetRegionCount

(

pvt_detector_t

channel

)

Returns the current specified region counter value

Parameters

channel

PVT detector channel

Returns

region count value

void PVT_AttachISR	(	pvt_detector_t	channel,
		pvt_Callback_t	p_isr,
		bool	enable
	)

Assigns a callback function for the specified PVT interrupt then enables/disables the relevenat vector

Parameters

channel

PVT detector channel

Returns

region count value