IP: GPIO Interrupt register block and driver

Detailed Description

Data Structures
struct	IP_GPIOINT_001_T
	GPIO Interrupt register block structure. More...

Enumerations
enum	IP_GPIOPININT_MODE_T {   GPIOPININT_FALLING_EDGE = 0, GPIOPININT_ACTIVE_LOW_LEVEL = 1, GPIOPININT_RISING_EDGE = (1 << 12), GPIOPININT_ACTIVE_HIGH_LEVEL = 1 | (1 << 12),   GPIOPININT_BOTH_EDGES = (1 << 24), GPIOPININT_RISING_EDGE = 0x01, GPIOPININT_FALLING_EDGE = 0x02, GPIOPININT_RISING_EDGE = 0x01,   GPIOPININT_FALLING_EDGE = 0x02, GPIOPININT_ACTIVE_HIGH_LEVEL = 0x04, GPIOPININT_ACTIVE_LOW_LEVEL = 0x08 }

Functions
void	IP_GPIOINT_IntCmd (IP_GPIOINT_001_T *pGPIOPININT, uint8_t PortNum, uint32_t BitValue, IP_GPIOPININT_MODE_T IntMode)
	Enable GPIO Interrupt.
bool	IP_GPIOINT_IntGetStatus (IP_GPIOINT_001_T *pGPIOPININT, uint8_t PortNum, uint32_t PinNum, IP_GPIOPININT_MODE_T IntMode)
	Get GPIO Interrupt Status.
void	IP_GPIOINT_IntClear (IP_GPIOINT_001_T *pGPIOPININT, uint8_t PortNum, uint32_t BitValue)
	Clear GPIO Interrupt (Edge interrupt cases only)

Enumeration Type Documentation

enum IP_GPIOPININT_MODE_T

Enumerator:

GPIOPININT_FALLING_EDGE	Selects interrupt on pin x to be triggered on FALLING level
GPIOPININT_ACTIVE_LOW_LEVEL	Selects interrupt on pin x to be triggered on LOW level
GPIOPININT_RISING_EDGE	Selects interrupt on pin x to be triggered on RISING level
GPIOPININT_ACTIVE_HIGH_LEVEL	Selects interrupt on pin x to be triggered on HIGH level
GPIOPININT_BOTH_EDGES	Selects interrupt on pin x to be triggered on both edges
GPIOPININT_RISING_EDGE
GPIOPININT_FALLING_EDGE
GPIOPININT_RISING_EDGE
GPIOPININT_FALLING_EDGE
GPIOPININT_ACTIVE_HIGH_LEVEL
GPIOPININT_ACTIVE_LOW_LEVEL

Definition at line 65 of file gpioint_001.h.

Function Documentation

void IP_GPIOINT_IntClear	(	IP_GPIOINT_001_T *	pGPIOPININT,
		uint8_t	PortNum,
		uint32_t	BitValue
	)

Clear GPIO Interrupt (Edge interrupt cases only)

Parameters

pGPIOPININT	: Pointer to GPIO interrupt register block
PortNum	: GPIO port number interrupt, should be: 0 (port 0) or 2 (port 2)
BitValue	: GPIO Bit value that contains all bits on GPIO to enable, should be 0 to 0xFFFFFFFF

Returns

None

Parameters

PortNum	: GPIO port number interrupt, should be: 0 (port 0) or 2 (port 2)
BitValue	: GPIO Bit value that contains all bits on GPIO to enable, should be 0 to 0xFFFFFFFF

Returns

None

Definition at line 103 of file gpioint_001.c.

void IP_GPIOINT_IntCmd	(	IP_GPIOINT_001_T *	pGPIOPININT,
		uint8_t	PortNum,
		uint32_t	BitValue,
		IP_GPIOPININT_MODE_T	IntMode
	)

Enable GPIO Interrupt.

Parameters

pGPIOPININT	: Pointer to GPIO interrupt register block
PortNum	: GPIO port number interrupt, should be: 0 (port 0) or 2 (port 2)
BitValue	: GPIO Bit value that contains all bits on GPIO to enable, should be 0 to 0xFFFFFFFF
IntMode	: Interrupt mode, 0 = rising edge, 1 = falling edge

Returns

None

Definition at line 51 of file gpioint_001.c.

bool IP_GPIOINT_IntGetStatus	(	IP_GPIOINT_001_T *	pGPIOPININT,
		uint8_t	PortNum,
		uint32_t	PinNum,
		IP_GPIOPININT_MODE_T	IntMode
	)

Get GPIO Interrupt Status.

Parameters

pGPIOPININT	: Pointer to GPIO interrupt register block
PortNum	: GPIO port number interrupt, should be: 0 (port 0) or 2 (port 2)
PinNum	: Pin number, should be: 0..30(with port 0) and 0..13 (with port 2)
IntMode	: Interrupt mode, 0 = rising edge, 1 = falling edge

Returns

true if interrupt is pending, otherwise false

Definition at line 72 of file gpioint_001.c.