Blame |
Last modification |
View Log
| Download
| RSS feed
/**************************************************************************//**
* \brief EEPROM 24C512 library for Arduino
* \author Copyright (C) 2012 Julien Le Sech - www.idreammicro.com
* \version 1.0
* \date 20120203
*
* This file is part of the EEPROM 24C512 library for Arduino.
*
* This library is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see http://www.gnu.org/licenses/
******************************************************************************/
/**************************************************************************//**
* \headerfile Eeprom24C512.h
******************************************************************************/
#ifndef Eeprom24C512_h
#define Eeprom24C512_h
/******************************************************************************
* Header file inclusion.
******************************************************************************/
#include <Arduino.h>
/**************************************************************************//**
* \class Eeprom24C512
*
* \brief EEPROM 24C512 memory driver.
*
* This driver is designed for 24C512 memory.
******************************************************************************/
class Eeprom24C512
{
public:
/******************************************************************//**
* \fn Eeprom24C512(byte deviceAddress)
*
* \brief Constructor.
*
* \param deviceAddress EEPROM address on TWI bus.
**********************************************************************/
Eeprom24C512
(
byte deviceAddress
);
/******************************************************************//**
* \fn void initialize()
*
* \brief Initialize library abnd TWI bus.
*
* If several devices are connected to TWI bus, this method mustn't be
* called. TWI bus must be initialized out of this library using
* Wire.begin() method.
**********************************************************************/
void
initialize();
/******************************************************************//**
* \fn void writeByte(
* word address,
* byte data)
*
* \brief Write a byte in EEPROM memory.
*
* \remarks A delay of 10 ms is required after write cycle.
*
* \param address Address.
* \param data Byte to write.
**********************************************************************/
void
writeByte
(
word address,
byte data
);
/******************************************************************//**
* \fn void writeBytes(
* word address,
* word length,
* byte* p_data)
*
* \brief Write bytes in EEPROM memory.
*
* \param address Start address.
* \param length Number of bytes to write.
* \param[in] p_data Bytes to write.
**********************************************************************/
void
writeBytes
(
word address,
word length,
byte* p_data
);
/******************************************************************//**
* \fn byte readByte(word address)
*
* \brief Read a byte in EEPROM memory.
*
* \param address Address.
*
* \return Read byte.
**********************************************************************/
byte
readByte
(
word address
);
/******************************************************************//**
* \fn void readBytes(
* word address,
* word length,
* byte* p_data)
*
* \brief Read bytes in EEPROM memory.
*
* \param address Start address.
* \param length Number of bytes to read.
* \patam[in] p_data Byte array to fill with read bytes.
**********************************************************************/
void
readBytes
(
word address,
word length,
byte* p_buffer
);
private:
byte m_deviceAddress;
/******************************************************************//**
* \fn void writePage(
* word address,
* byte length,
* byte* p_data)
*
* \brief Write page in EEPROM memory.
*
* \param address Start address.
* \param length Number of bytes (64 bytes max).
* \param[in] p_data Data.
**********************************************************************/
void
writePage
(
word address,
byte length,
byte* p_data
);
/******************************************************************//**
* \fn void writeBuffer(
* word address,
* byte length,
* byte* p_data)
*
* \brief Write bytes into memory.
*
* \param address Start address.
* \param length Number of bytes (30 bytes max).
* \param[in] p_date Data.
**********************************************************************/
void
writeBuffer
(
word address,
byte length,
byte* p_data
);
/******************************************************************//**
* \fn void readBuffer(
* word address,
* byte length,
* byte* p_data)
*
* \brief Read bytes in memory.
*
* \param address Start address.
* \param length Number of bytes to read (32 bytes max).
* \param[in] p_data Buffer to fill with read bytes.
**********************************************************************/
void
readBuffer
(
word address,
byte length,
byte* p_data
);
};
#endif // Eeprom24C512_h