CHIP: LPC17xx/40xx GPIO driver

Detailed Description

Functions
STATIC INLINE void	Chip_GPIO_Init (LPC_GPIO_T *pGPIO)
	Initialize GPIO block.
STATIC INLINE void	Chip_GPIO_WritePortBit (LPC_GPIO_T *pGPIO, uint32_t port, uint8_t bit, bool setting)
	Set a GPIO port/bit state.
STATIC INLINE void	Chip_GPIO_WriteDirBit (LPC_GPIO_T *pGPIO, uint8_t port, uint8_t bit, bool setting)
	Set a GPIO direction.
STATIC INLINE bool	Chip_GPIO_ReadPortBit (LPC_GPIO_T *pGPIO, uint32_t port, uint8_t bit)
	Read a GPIO state.
STATIC INLINE bool	Chip_GPIO_ReadDirBit (LPC_GPIO_T *pGPIO, uint32_t port, uint8_t bit)
	Read a GPIO direction (out or in)

Function Documentation

STATIC INLINE void Chip_GPIO_Init

(

LPC_GPIO_T *

pGPIO

)

Initialize GPIO block.

Parameters

pGPIO

: The base of GPIO peripheral on the chip

Returns

Nothing

Definition at line 49 of file gpio_17xx_40xx.h.

STATIC INLINE bool Chip_GPIO_ReadDirBit	(	LPC_GPIO_T *	pGPIO,
		uint32_t	port,
		uint8_t	bit
	)

Read a GPIO direction (out or in)

Parameters

pGPIO	: The base of GPIO peripheral on the chip
port	: GPIO port to read
bit	: GPIO bit to read

Returns

true of the GPIO is an output, false if input

Definition at line 97 of file gpio_17xx_40xx.h.

STATIC INLINE bool Chip_GPIO_ReadPortBit	(	LPC_GPIO_T *	pGPIO,
		uint32_t	port,
		uint8_t	bit
	)

Read a GPIO state.

Parameters

pGPIO	: The base of GPIO peripheral on the chip
port	: GPIO port to read
bit	: GPIO bit to read

Returns

true of the GPIO is high, false if low

Definition at line 85 of file gpio_17xx_40xx.h.

STATIC INLINE void Chip_GPIO_WriteDirBit	(	LPC_GPIO_T *	pGPIO,
		uint8_t	port,
		uint8_t	bit,
		bool	setting
	)

Set a GPIO direction.

Parameters

pGPIO	: The base of GPIO peripheral on the chip
port	: GPIO port to set
bit	: GPIO bit to set
setting	: true for output, false for input

Returns

Nothing

Definition at line 73 of file gpio_17xx_40xx.h.

STATIC INLINE void Chip_GPIO_WritePortBit	(	LPC_GPIO_T *	pGPIO,
		uint32_t	port,
		uint8_t	bit,
		bool	setting
	)

Set a GPIO port/bit state.

Parameters

pGPIO	: The base of GPIO peripheral on the chip
port	: GPIO port to set
bit	: GPIO bit to set
setting	: true for high, false for low

Returns

Nothing

Definition at line 60 of file gpio_17xx_40xx.h.