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EEPROM 的代码
eeprom.asm
;------------------------------------------------------------------------------------------------------
;Name :EEPROM
;------------------------------------------------------------------------------
eeprom.h
void EEWrite(unsigned char Adr,unsigned char Data)
{
EEprom[Adr]=Data;
}
unsigned char EERead(unsigned char Adr)
{
unsigned char data;
data=EEprom[Adr];
return data;
}
eeprom.h
void EEWrite(unsigned char Adr,unsigned char Data)
{
EEprom[Adr]=Data;
}
unsigned char EERead(unsigned char Adr)
{
unsigned char data;
data=EEprom[Adr];
return data;
}
eeprom.txt
//eeprom指令定义
#define F_READ 0x01 /*读取页*/
#define F_WRITE 0x02 /*写入页*/
#define F_VERIFY 0x04 /*检测页*/
#define F_ERASE 0x05 /*擦除页*/
#define F_ERASEALL 0x06 /*全部擦除*/
unsigned char flash_re
eeprom.h
/* eeprom.h - EEPROM NVRAM haeder file */
/* Copyright 1984-2001 Wind River Systems, Inc. */
#include "copyright_wrs.h"
/*
modification history
--------------------
01b,12oct01,g_h Clean for T2.2
0
eeprom.c
/* eeprom.c - EEPROM NVRAM routines */
/* Copyright 1984-2002 Wind River Systems, Inc. */
/*
modification history
--------------------
01f,25jan02,g_h Move EEPROM_DELAY macro to config.h becuase it
eeprom.lst
C51 COMPILER V7.09 EEPROM 04/14/2009 08:43:10 PAGE 1
C51 COMPILER V7.09, COMPILATION OF MODULE EEPROM
OBJECT MODULE PLACED IN
eeprom.h
//extern char Key_read ();
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
sbit I2C_SDA= P1^6;//**********LINK TO IIC BUS
sbit I2C_SCK= P1^7;//**********
eeprom.c
#include "reg52.h"
#include "eeprom.h"
#define HIGH 1
#define LOW 0
void I2CDelay_nms(uint Delay);
void delay( uint a)
{
uint K;
for( K=0;K