153 lines
5.1 KiB
C
153 lines
5.1 KiB
C
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/**********************************************************************
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* $Id$ lpc_eeprom.h 2011-06-02
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*//**
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* @file lpc_eeprom.h
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* @brief Contains all macro definitions and function prototypes
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* support for EEPROM firmware library on LPC
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* @version 1.0
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* @date 02. June. 2011
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* @author NXP MCU SW Application Team
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*
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* Copyright(C) 2011, NXP Semiconductor
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* All rights reserved.
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*
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***********************************************************************
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* products. This software is supplied "AS IS" without any warranties.
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* NXP Semiconductors assumes no responsibility or liability for the
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* use of the software, conveys no license or title under any patent,
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* copyright, or mask work right to the product. NXP Semiconductors
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* reserves the right to make changes in the software without
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* notification. NXP Semiconductors also make no representation or
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* warranty that such application will be suitable for the specified
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* use without further testing or modification.
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors'
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* relevant copyright in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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**********************************************************************/
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/* Peripheral group ----------------------------------------------------------- */
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/** @defgroup EEPROM EEPROM (Electrically Erasable Programmable Read-Only Memory)
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* @ingroup LPC_CMSIS_FwLib_Drivers
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* @{
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*/
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#ifndef __LPC_EEPROM_H_
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#define __LPC_EEPROM_H_
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/* Includes ------------------------------------------------------------------- */
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#include "LPC407x_8x_177x_8x.h"
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#include "lpc_types.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* Private macros ------------------------------------------------------------- */
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/** @defgroup EEPROM_Private_Macros EEPROM Private Macros
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* @{
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*/
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/* -------------------------- BIT DEFINITIONS --------------------------------- */
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/*********************************************************************//**
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* Macro defines for EEPROM command register
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**********************************************************************/
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#define EEPROM_CMD_8_BIT_READ (0)
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#define EEPROM_CMD_16_BIT_READ (1)
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#define EEPROM_CMD_32_BIT_READ (2)
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#define EEPROM_CMD_8_BIT_WRITE (3)
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#define EEPROM_CMD_16_BIT_WRITE (4)
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#define EEPROM_CMD_32_BIT_WRITE (5)
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#define EEPROM_CMD_ERASE_PRG_PAGE (6)
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#define EEPROM_CMD_RDPREFETCH (1<<3)
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#define EEPROM_PAGE_SIZE 64
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#define EEPROM_PAGE_NUM 63
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/*********************************************************************//**
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* Macro defines for EEPROM address register
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**********************************************************************/
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#define EEPROM_PAGE_OFFSET(n) (n&0x3F)
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#define EEPROM_PAGE_ADRESS(n) ((n&0x3F)<<6)
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/*********************************************************************//**
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* Macro defines for EEPROM write data register
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**********************************************************************/
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#define EEPROM_WDATA_8_BIT(n) (n&0x000000FF)
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#define EEPROM_WDATA_16_BIT(n) (n&0x0000FFFF)
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#define EEPROM_WDATA_32_BIT(n) (n&0xFFFFFFFF)
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/*********************************************************************//**
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* Macro defines for EEPROM read data register
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**********************************************************************/
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#define EEPROM_RDATA_8_BIT(n) (n&0x000000FF)
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#define EEPROM_RDATA_16_BIT(n) (n&0x0000FFFF)
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#define EEPROM_RDATA_32_BIT(n) (n&0xFFFFFFFF)
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/*********************************************************************//**
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* Macro defines for EEPROM power down register
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**********************************************************************/
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#define EEPROM_PWRDWN (1<<0)
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#define EEPROM_ENDOF_RW (26)
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#define EEPROM_ENDOF_PROG (28)
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/**
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* @}
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*/
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/* Public Types --------------------------------------------------------------- */
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/** @defgroup EEPROM_Public_Types EEPROM Public Types
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* @{
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*/
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typedef enum
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{
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MODE_8_BIT = 0,
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MODE_16_BIT,
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MODE_32_BIT
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}EEPROM_Mode_Type;
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/**
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* @}
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*/
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/* Public Functions ----------------------------------------------------------- */
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/** @defgroup EEPROM_Public_Functions EEPROM Public Functions
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* @{
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*/
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void EEPROM_Init(void);
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void EEPROM_Write(uint16_t page_offset, uint16_t page_address, void* data, EEPROM_Mode_Type mode, uint32_t size);
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void EEPROM_Read(uint16_t page_offset, uint16_t page_address, void* data, EEPROM_Mode_Type mode, uint32_t size);
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void EEPROM_Erase(uint16_t address);
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void EEPROM_PowerDown(FunctionalState NewState);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LPC_EEPROM_H_ */
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/**
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* @}
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*/
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/* --------------------------------- End Of File ------------------------------ */
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