pinRegisters.h File Reference

#include <stdint.h>

Go to the source code of this file.

Classes
union	_pin_register_t
struct	_pin_register_t::generic_n
	A generic descriptor, typically used to access the buffer and mode variables. More...

Macros
#define	BYTES_PER_PIN_REGISTER   20
#define	BUILD_BUG_ON(condition)   ((void)sizeof(char[1 - 2*!!(condition)]))
	Awesome way to check structure sizes at build time. More...
#define	USE_BUFFERED_PIN_REGISTER
#define	CurrentPinRegister   (&pinRegisterBuffer)

Typedefs
typedef union _pin_register_t	pinRegister_t

Functions
void	CopyFromArrayToPinBuffer (void)
void	CopyFromPinBufferToArray (void)
void	SetBuffer (uint8_t pin, uint16_t value)
uint16_t	GetBuffer (uint8_t pin)
void	SetMode (uint8_t pin, uint8_t mode)
uint8_t	GetMode (uint8_t pin)

Variables
pinRegister_t	PinUpdateRegisters [NUMBER_OF_TOTAL_PINS]
pinRegister_t	pinRegisterBuffer

Macro Definition Documentation

BUILD_BUG_ON

#define BUILD_BUG_ON

(

condition

)

((void)sizeof(char[1 - 2*!!(condition)]))

Awesome way to check structure sizes at build time.

See https://scaryreasoner.wordpress.com/2009/02/28/checking-sizeof-at-compile-time/

BYTES_PER_PIN_REGISTER

#define BYTES_PER_PIN_REGISTER   20

CurrentPinRegister

#define CurrentPinRegister   (&pinRegisterBuffer)

USE_BUFFERED_PIN_REGISTER

#define USE_BUFFERED_PIN_REGISTER

Typedef Documentation

pinRegister_t

typedef union _pin_register_t pinRegister_t

Function Documentation

CopyFromArrayToPinBuffer()

void CopyFromArrayToPinBuffer

(

void

)

CopyFromPinBufferToArray()

void CopyFromPinBufferToArray

(

void

)

GetBuffer()

uint16_t GetBuffer

(

uint8_t

pin

)

GetMode()

uint8_t GetMode

(

uint8_t

pin

)

SetBuffer()

void SetBuffer	(	uint8_t	pin,
		uint16_t	value
	)

SetMode()

void SetMode	(	uint8_t	pin,
		uint8_t	mode
	)

Variable Documentation

pinRegisterBuffer

pinRegister_t pinRegisterBuffer

PinUpdateRegisters

pinRegister_t PinUpdateRegisters[NUMBER_OF_TOTAL_PINS]