CHIP: LPC8xx Pin Interrupt and Pattern Match driver

Detailed Description

Data Structures
struct	LPC_PIN_INT_T
	LPC8xx Pin Interrupt and Pattern Match register block structure. More...

Macros
#define	PMODE_EDGE   (0)
#define	PMODE_LEVEL   (1)
#define	PMODE_SET(t, p, x)   (x ? (t->ISEL |= (x << p)) : (t->ISEL &= ~(1 << p)))
#define	ENRL_DISABLE   (0)
#define	ENRL_ENABLE   (1)
#define	ENRL_SET(t, p, x)   (x ? (t->IENR |= (x << p)) : (t->IENR &= ~(1 << p)))
#define	SETENRL(t, p)   (t->SIENR |= (1 << p))
#define	CENRL(t, p)   (t->CIENR |= (1 << p))
#define	ENAF_LOW   (0)
#define	ENAF_HIGH   (1)
#define	ENAF_SET(t, p, x)   (x ? (t->IENF |= (x << p)) : (t->IENF &= ~(1 << p)))
#define	SETENAF(t, p)   (t->SIENF |= (1 << p))
#define	CENAF(t, p)   (t->CIENF |= (1 << p))
#define	RDET_CLR(t, p)   (t->RISE |= (1 << p))
#define	FDET_CLR(t, p)   (t->FALL |= (1 << p))
#define	PSTAT_CRL(t, p)   (t->IST |= (1 << p))

Enumerations
enum	CHIP_PMI_PIN_T {   PMI0 = 0, PMI1 = 1, PMI2 = 2, PMI3 = 3,   PMI4 = 4, PMI5 = 5, PMI6 = 6, PMI7 = 7 }
enum	CHIP_PINT_CFG_T {   PINT_ACTIVE_LOW = 0, PINT_ACTIVE_HIGH = 1, PINT_EDGE_DET = 2, PINT_LEVEL_DET = 4,   PINT_RISING = 8, PINT_FALLING = 16 }

Functions
void	Chip_PININT_Config (CHIP_PMI_PIN_T pin, CHIP_PINT_CFG_T cfg)
	Configure the Pattern Matching pins.

Macro Definition Documentation

#define CENAF	(		t,
			p
	)		(t->CIENF |= (1 << p))

Disable falling edge or active level low interrupt Clear Raising Edge detection

Definition at line 87 of file pinint_8xx.h.

#define CENRL	(		t,
			p
	)		(t->CIENR |= (1 << p))

Disable raising edge or level inetrrupt

Definition at line 79 of file pinint_8xx.h.

#define ENAF_HIGH   (1)

Enable falling edge or active level low interrupt Enable or disable falling edge or active level low interrupt

Definition at line 82 of file pinint_8xx.h.

#define ENAF_LOW   (0)

Disable falling edge or active level low interrupt

Definition at line 81 of file pinint_8xx.h.

#define ENAF_SET	(		t,
			p,
			x
	)		(x ? (t->IENF |= (x << p)) : (t->IENF &= ~(1 << p)))

Definition at line 84 of file pinint_8xx.h.

#define ENRL_DISABLE   (0)

Disable raising edge or level interrupt

Definition at line 73 of file pinint_8xx.h.

#define ENRL_ENABLE   (1)

Enable raising edge or level inetrrupt Enable or disable raising edge or level interrupt

Definition at line 74 of file pinint_8xx.h.

#define ENRL_SET	(		t,
			p,
			x
	)		(x ? (t->IENR |= (x << p)) : (t->IENR &= ~(1 << p)))

Definition at line 76 of file pinint_8xx.h.

#define FDET_CLR	(		t,
			p
	)		(t->FALL |= (1 << p))

Clear Interrupt status

Definition at line 93 of file pinint_8xx.h.

#define PMODE_EDGE   (0)

LPC8xx Pin Interrupt and Pattern match engine register bit fields and macrosEdge sensitive interrupt

Definition at line 68 of file pinint_8xx.h.

#define PMODE_LEVEL   (1)

Level sensitive interrupt Set Pin Interrupt mode

Definition at line 69 of file pinint_8xx.h.

#define PMODE_SET	(		t,
			p,
			x
	)		(x ? (t->ISEL |= (x << p)) : (t->ISEL &= ~(1 << p)))

Definition at line 71 of file pinint_8xx.h.

#define PSTAT_CRL	(		t,
			p
	)		(t->IST |= (1 << p))

Definition at line 96 of file pinint_8xx.h.

#define RDET_CLR	(		t,
			p
	)		(t->RISE |= (1 << p))

Clear Falling Edge detection

Definition at line 90 of file pinint_8xx.h.

#define SETENAF	(		t,
			p
	)		(t->SIENF |= (1 << p))

Enable falling edge or active level low interrupt

Definition at line 86 of file pinint_8xx.h.

#define SETENRL	(		t,
			p
	)		(t->SIENR |= (1 << p))

Enable raising edge or level inetrrupt

Definition at line 78 of file pinint_8xx.h.

Enumeration Type Documentation

enum CHIP_PINT_CFG_T

LPC8xx Pin Interrupt Configuration values enum

Enumerator:

PINT_ACTIVE_LOW	Active Low
PINT_ACTIVE_HIGH	Active High
PINT_EDGE_DET	Edge Detect
PINT_LEVEL_DET	Level detect
PINT_RISING	Raising edge
PINT_FALLING	Falling edge

Definition at line 115 of file pinint_8xx.h.

enum CHIP_PMI_PIN_T

LPC8xx Pin Matching Interrupt pins enum

Enumerator:

PMI0	PMI PIN 0
PMI1	PMI PIN 1
PMI2	PMI PIN 2
PMI3	PMI PIN 3
PMI4	PMI PIN 4
PMI5	PMI PIN 5
PMI6	PMI PIN 6
PMI7	PMI PIN 7

Definition at line 101 of file pinint_8xx.h.

Function Documentation

void Chip_PININT_Config	(	CHIP_PMI_PIN_T	pin,
		CHIP_PINT_CFG_T	cfg
	)

Configure the Pattern Matching pins.

Parameters

pin	: Pin Number
cfg	: Pin configuration

Returns

Nothing

Definition at line 50 of file pinint_8xx.c.