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EEPROM 的代码
eeprom.med
Copyright(C) TOSHIBA CORPORATION 1987-2003 All rights reserved
Mon Sep 03 09:08:54 2007
Toshiba Unified Macro processor (32) V1.0o [Page 1]
Runtime option : -T870C -l -I D:\yuanyy\5514T
eeprom.lst
Copyright(C) TOSHIBA CORPORATION 1997-2003 All rights reserved
Mon Sep 03 09:08:54 2007
TLCS-870/C Relocatable Assembler (32) V1.0e [Page 1] EEPROM.lst
Runtime option : C:\Program Files\TO
eeprom.asm
$nolist
;*******************************************************************************
;*******************************************************************************
;*
eeprom.h
/*******************************************************************************
*
* Filename: eeprom.h
*
* Definition of eeprom routines
*
* Revision information:
*
* 28AUG2004 kb_adm
eeprom.c
/*******************************************************************************
*
* Filename: eeprom.c
*
* Instantiation of eeprom routines
*
* Revision information:
*
* 28AUG2004 kb_
eeprom.c
#include
#include
#define WRITE_AT24C64_ADDR 0xa0
#define READ_AT24C64_ADDR 0xa1
#define MAX_BYTES_ONETIME 32
extern _VOID ppc860I2C_Init();
extern _ULONG32
eeprom.asm
ORG 0
LOOP: MOV A,#0FEH
MOV R2,#8
OUTPUT: MOV P1,A
RL A
ACALL DELAY
DJNZ R2,OUTPUT
LJMP LOOP
DELAY: MOV R6,#0
MOV R7,#0
DELAYLOOP: ;延时程序
DJNZ R6,DELAYLOOP