SPI Class Reference

#include <spi.h>

Public Member Functions
void	disable (GPIO &cs)
void	enable (GPIO &cs)
void	init (const spi_hardware_struct_t *conf)
bool	is_busy ()
void	set_divisor (uint16_t new_divisor)
bool	transfer (uint8_t *out_data, uint32_t num_bytes, uint8_t *in_data, GPIO *cs=NULL, void(*cb)(void)=NULL)
uint8_t	transfer_byte (uint8_t data, GPIO *cs=NULL)
void	transfer_complete_cb ()
bool	write (const uint8_t *out_data, uint32_t num_bytes, GPIO *cs=NULL)

Private Member Functions
void	perform_transfer ()

Private Attributes
volatile bool	busy_ = false
const spi_hardware_struct_t *	c_
GPIO *	cs_
DMA_InitTypeDef	DMA_InitStructure_
uint32_t	errors_ = 0
uint8_t *	in_buffer_ptr_
GPIO	miso_
GPIO	mosi_
uint32_t	num_bytes_
const uint8_t *	out_buffer_ptr_
GPIO	sck_
void(*	transfer_cb_ )(void) = NULL

Detailed Description

Definition at line 37 of file spi.h.

Member Function Documentation

disable()

void SPI::disable

(

GPIO &

cs

)

Definition at line 155 of file spi.cpp.

enable()

void SPI::enable

(

GPIO &

cs

)

Definition at line 150 of file spi.cpp.

init()

void SPI::init

(

const spi_hardware_struct_t *

conf

)

Definition at line 40 of file spi.cpp.

is_busy()

bool SPI::is_busy ( )

inline

Definition at line 51 of file spi.h.

perform_transfer()

void SPI::perform_transfer ( )

private

Definition at line 221 of file spi.cpp.

set_divisor()

void SPI::set_divisor

(

uint16_t

new_divisor

)

Definition at line 109 of file spi.cpp.

transfer()

bool SPI::transfer	(	uint8_t *	out_data,
		uint32_t	num_bytes,
		uint8_t *	in_data,
		GPIO *	cs = NULL,
		void(*)(void)	cb = NULL
	)

Definition at line 206 of file spi.cpp.

transfer_byte()

uint8_t SPI::transfer_byte	(	uint8_t	data,
		GPIO *	cs = NULL
	)

Definition at line 160 of file spi.cpp.

transfer_complete_cb()

void SPI::transfer_complete_cb

(

)

Definition at line 254 of file spi.cpp.

write()

bool SPI::write	(	const uint8_t *	out_data,
		uint32_t	num_bytes,
		GPIO *	cs = NULL
	)

Definition at line 191 of file spi.cpp.

Member Data Documentation

busy_

volatile bool SPI::busy_ = false

private

Definition at line 68 of file spi.h.

c_

const spi_hardware_struct_t* SPI::c_

private

Definition at line 59 of file spi.h.

cs_

GPIO* SPI::cs_

private

Definition at line 67 of file spi.h.

DMA_InitStructure_

DMA_InitTypeDef SPI::DMA_InitStructure_

private

Definition at line 64 of file spi.h.

errors_

uint32_t SPI::errors_ = 0

private

Definition at line 66 of file spi.h.

in_buffer_ptr_

uint8_t* SPI::in_buffer_ptr_

private

Definition at line 55 of file spi.h.

miso_

GPIO SPI::miso_

private

Definition at line 61 of file spi.h.

mosi_

GPIO SPI::mosi_

private

Definition at line 60 of file spi.h.

num_bytes_

uint32_t SPI::num_bytes_

private

Definition at line 57 of file spi.h.

out_buffer_ptr_

const uint8_t* SPI::out_buffer_ptr_

private

Definition at line 56 of file spi.h.

sck_

GPIO SPI::sck_

private

Definition at line 62 of file spi.h.

transfer_cb_

void(* SPI::transfer_cb_) (void) = NULL

private

Definition at line 69 of file spi.h.

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The documentation for this class was generated from the following files:

• spi.h
• spi.cpp