eeprom25AA256.c File Reference

#include "peripherals/eeprom25AA256.h"

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Enumerations
enum	Eeprom25AA256InstructionSet {   EEPROM_READ = 0x3, EEPROM_WRITE = 0x2, EEPROM_WRDI = 0x4, EEPROM_WREN = 0x6,   EEPROM_RDSR = 0x5, EEPROM_WRSR = 0x1 }
	Instruction set. More...

Functions
void	eeprom25AA256_init (struct Eeprom25AA256 *eeprom, struct spi_periph *spi_p, uint8_t slave_idx)
	Init function. More...
void	eeprom25AA256_read (struct Eeprom25AA256 *eeprom, uint16_t addr, uint16_t length)
	Read function. More...
void	eeprom25AA256_event (struct Eeprom25AA256 *eeprom)
	Event function. More...

Enumeration Type Documentation

enum Eeprom25AA256InstructionSet

Instruction set.

Enumerator
EEPROM_READ
EEPROM_WRITE
EEPROM_WRDI
EEPROM_WREN
EEPROM_RDSR
EEPROM_WRSR

Definition at line 35 of file eeprom25AA256.c.

Function Documentation

void eeprom25AA256_event

(

struct Eeprom25AA256 *

eeprom

)

Event function.

Parameters

[in]

eeprom

pointer to 25AA256 eeprom struture

Definition at line 89 of file eeprom25AA256.c.

References Eeprom25AA256::data_available, Eeprom25AA256::spi_trans, SPITransDone, SPITransFailed, SPITransSuccess, and spi_transaction::status.

Referenced by meteo_stick_event().

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void eeprom25AA256_init	(	struct Eeprom25AA256 *	eeprom,
		struct spi_periph *	spi_p,
		uint8_t	slave_idx
	)

Init function.

Parameters

[in]	eeprom	pointer to 25AA256 eeprom struture
[in]	spi_p	pointer to spi device
[in]	slave_idx	SPI slive index

Definition at line 45 of file eeprom25AA256.c.

References spi_transaction::after_cb, spi_transaction::before_cb, spi_transaction::bitorder, spi_transaction::cdiv, spi_transaction::cpha, spi_transaction::cpol, spi_transaction::dss, spi_transaction::input_buf, spi_transaction::input_length, spi_transaction::output_buf, spi_transaction::output_length, Eeprom25AA256::rx_buf, spi_transaction::select, spi_transaction::slave_idx, Eeprom25AA256::spi_p, Eeprom25AA256::spi_trans, SPICphaEdge1, SPICpolIdleLow, SPIDiv128, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, spi_transaction::status, and Eeprom25AA256::tx_buf.

Referenced by meteo_stick_init().

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void eeprom25AA256_read	(	struct Eeprom25AA256 *	eeprom,
		uint16_t	addr,
		uint16_t	length
	)

Read function.

Parameters

[in]	eeprom	pointer to 25AA256 eeprom struture
[in]	addr	16-bit start read address
[in]	length	number of bytes to read

Definition at line 72 of file eeprom25AA256.c.

References E25_IN_BUFFER_LEN, E25_OUT_BUFFER_LEN, EEPROM_READ, spi_transaction::input_length, spi_transaction::output_length, Eeprom25AA256::spi_p, spi_submit(), Eeprom25AA256::spi_trans, SPITransDone, spi_transaction::status, and Eeprom25AA256::tx_buf.

Referenced by meteo_stick_periodic().

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