SPI.h File Reference

SPI driver header. More...

#include "bcm2835.h"

Go to the source code of this file.

Functions
void	SPI_Initialize (void)
	Initializes the SPI peripheral. More...
unsigned char	SPI_Write (unsigned char data)
	Writes a byte of data to the SPI bus. More...
void	SPI_Write_Array (char *DATA, unsigned int length)
	Writes an array of bytes to the SPI bus. More...
unsigned char	SPI_Read (void)
	Reads a byte of data from the SPI bus. More...
void	SPI_Read_Array (char *sArray, char *rArray, char length)
	Reads an array of data from the SPI bus. More...
void	SPI_Close (void)
	Close SPI bus, should not be called if another SPI device is being used. More...

Detailed Description

SPI driver header.

Author

D.Qendri

Date

30 May 2015

Definition in file SPI.h.

Function Documentation

void SPI_Close

(

void

)

Close SPI bus, should not be called if another SPI device is being used.

Returns

none

Definition at line 95 of file SPI.c.

void SPI_Initialize

(

void

)

Initializes the SPI peripheral.

Returns

none

Definition at line 35 of file SPI.c.

unsigned char SPI_Read

(

void

)

Reads a byte of data from the SPI bus.

Returns

result Result of data written on SPI bus.

Definition at line 62 of file SPI.c.

void SPI_Read_Array	(	char *	sArray,
		char *	rArray,
		char	length
	)

Reads an array of data from the SPI bus.

Parameters

sArray	Buffer of data to send
rArray	Buffer of data to send
length	Length of data buffer

Returns

none

Definition at line 86 of file SPI.c.

unsigned char SPI_Write

(

unsigned char

data

)

Writes a byte of data to the SPI bus.

Parameters

data	Byte data to write on bus

Returns

result Result of data written on SPI bus.

Definition at line 53 of file SPI.c.

void SPI_Write_Array	(	char *	buff,
		unsigned int	length
	)

Writes an array of bytes to the SPI bus.

Parameters

buff	Pointer to array of char data.
length	Length of data array.

Returns

none

Definition at line 74 of file SPI.c.