CONTENTS

CHAPTER 1 OVERVIEW OF EEPROM EMULATION .................................................. 6

1. 1 Basic Specifications of EEPROM Emulation ................................................................................ 6

1. 2 EEPROM Emulation Operation Flow .......................................................................................... 13

1. 2. 1 EEPROM Emulation Blocks .......................................................................................... 16

1. 2. 2 Data structure ................................................................................................................ 17

1. 2. 3 Block status flags .......................................................................................................... 19

1. 2. 4 Number of stored user data items and total user data size........................................... 20

1. 3 Initializing EEPROM Emulation Blocks ....................................................................................... 22

1. 4 Adjusting EEPROM Emulation Blocks ........................................................................................ 26

1. 4. 1 Adjusting blocks by using EEL_CMD_CLEANUP command ........................................ 28

1. 4. 2 Adjusting blocks by using EEL_Handler function (maintenance mode) ........................ 30

CHAPTER 2 USING EEPROM EMULATION .............................................................. 35

2. 1 Caution Points ............................................................................................................................. 35

2. 2 Total Processing Time ................................................................................................................ 38

2. 3 Software Resources .................................................................................................................... 41

2. 4 Initial Values to Be Set by User ................................................................................................... 44

CHAPTER 3 EEPROM EMULATION FEATURES ...................................................... 47

3. 1 Data Flash Library Functions ...................................................................................................... 47

FAL_Init .................................................................................................................................... 48

3. 2 EEPROM Emulation Library Functions ....................................................................................... 51

EEL_Init .................................................................................................................................... 52

EEL_Open ................................................................................................................................ 53

EEL_Close ............................................................................................................................... 54

EEL_Execute ............................................................................................................................ 55

EEL_Handler ............................................................................................................................ 60

EEL_TimeOut_CountDown ...................................................................................................... 62

EEL_GetDriverStatus ............................................................................................................... 63

EEL_GetSpace ......................................................................................................................... 65

EEL_GetVersionString ............................................................................................................. 66

APPENDIX A REVISION HISTORY ............................................................................ 67

A. 1 Major Revisions in This Edition .................................................................................................. 67

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