MB85RS64B SPI FRAM driver implementation. More...

#include "main.h"
#include "ada1897_mb85rs64b.h"

Include dependency graph for ada1897_mb85rs64b.c:

Functions
void	FRAM_init (SPI_HandleTypeDef *hspix)
	Initialize the MB85RS64B device interface.

bool	FRAM_write (uint16_t address, uint8_t byte)
	Write a single byte to FRAM.

bool	FRAM_read (uint16_t address, uint8_t *byte)
	Read a single byte from FRAM.

bool	FRAM_WriteBytes (uint16_t address, uint8_t *pData, uint16_t size)
	Write a contiguous block of bytes to FRAM.

bool	FRAM_ReadBytes (uint16_t address, uint8_t *pData, uint16_t size)
	Read a contiguous block of bytes from FRAM.

Variables
const uint8_t	FRAM_WRSR = 0b00000001

const uint8_t	FRAM_WRITE = 0b00000010

const uint8_t	FRAM_READ = 0b00000011

const uint8_t	FRAM_WRDI = 0b00000100

const uint8_t	FRAM_RDSR = 0b00000101

const uint8_t	FRAM_WREN = 0b00000110

SPI_HandleTypeDef *	hspi

Detailed Description

MB85RS64B SPI FRAM driver implementation.

Function Documentation

◆ FRAM_init()

void FRAM_init ( SPI_HandleTypeDef * hspix )

Initialize the MB85RS64B device interface.

Initialize the MB85RS64B driver instance.

◆ FRAM_read()

bool FRAM_read	(	uint16_t	address,
		uint8_t *	byte )

Read a single byte from FRAM.

Parameters

address	FRAM byte address.
byte	Output pointer for the returned byte.

Returns: true if the transaction succeeded, otherwise false.

◆ FRAM_ReadBytes()

bool FRAM_ReadBytes	(	uint16_t	address,
		uint8_t *	pData,
		uint16_t	size )

Read a contiguous block of bytes from FRAM.

Read a contiguous byte range from FRAM.

◆ FRAM_write()

bool FRAM_write	(	uint16_t	address,
		uint8_t	byte )

Write a single byte to FRAM.

Parameters

address	FRAM byte address.
byte	Data byte to write.

Returns: true if the transaction succeeded, otherwise false.

◆ FRAM_WriteBytes()

bool FRAM_WriteBytes	(	uint16_t	address,
		uint8_t *	pData,
		uint16_t	size )

Write a contiguous block of bytes to FRAM.

Write a contiguous byte range to FRAM.

Variable Documentation

◆ FRAM_RDSR

const uint8_t FRAM_RDSR = 0b00000101

◆ FRAM_READ

const uint8_t FRAM_READ = 0b00000011

◆ FRAM_WRDI

const uint8_t FRAM_WRDI = 0b00000100

◆ FRAM_WREN

const uint8_t FRAM_WREN = 0b00000110

◆ FRAM_WRITE

const uint8_t FRAM_WRITE = 0b00000010

◆ FRAM_WRSR

const uint8_t FRAM_WRSR = 0b00000001

◆ hspi

SPI_HandleTypeDef* hspi

Functions

Variables