7906 datasheet(14/531 Pages) RENESAS

14 / 531 page

7906 Group User’s Manual Rev.2.0

vii

Table of contents

17.4 Out-of-address-area detection mode ............................................................................... 17-10

17.4.1 Setting procedure for out-of-address-area detection mode ............................... 17-10

17.4.2 Operations in out-of-address-area detection mode ............................................. 17-11

[Precautions for debug function] ......................................................................................... 17-12

CHAPTER 18. APPLICATIONS

18.1 Application examples ....................................................................................................... 18-2

18.1.1 Application example of air-conditioner outdoor unit .............................................. 18-2

18.1.2 Application example of refrigerator .......................................................................... 18-3

18.1.3 Application example of washing machine ............................................................... 18-4

CHAPTER 19. FLASH MEMORY VERSION

19.1 Overview .............................................................................................................................. 19-2

19.1.1 Memory assignment ................................................................................................... 19-4

19.1.2 Single-chip mode ........................................................................................................ 19-6

19.1.3 Boot mode ................................................................................................................... 19-8

19.2 Flash memory CPU reprogramming mode .................................................................. 19-9

19.2.1 Flash memory control register ............................................................................... 19-10

19.2.2 Status register .......................................................................................................... 19-12

19.2.3 Setting and Terminate procedure for flash memory CPU reprogramming mode ..... 19-13

19.2.4 Software commands ................................................................................................ 19-14

19.2.5 Full status check ...................................................................................................... 19-16

19.2.6 Electrical characteristics .......................................................................................... 19-17

[Precautions for flash memory CPU reprogramming mode] ......................................... 19-18

19.3 Flash memory serial I/O mode ..................................................................................... 19-19

19.3.1 Pin description .......................................................................................................... 19-19

19.3.2 Example of handling control pins in flash memory serial I/O mode ................ 19-23

[Precautions for flash memory serial I/O mode] .............................................................. 19-25

19.4 Flash memory parallel I/O mode ................................................................................. 19-26

[Precautions for flash memory parallel I/O mode] ........................................................... 19-27

APPENDIX

Appendix 1. Memory assignment in SFR area .................................................................... 20-2

Appendix 2. Control registers ............................................................................................... 20-10

Appendix 3. Package outline ................................................................................................. 20-44

Appendix 4. Examples of handling unused pins .............................................................. 20-45

Appendix 5. Hexadecimal instruction code table ............................................................. 20-46

Appendix 6. Machine instructions ........................................................................................ 20-54

Appendix 7. Countermeasure against noise ...................................................................... 20-96

Appendix 8. 7906 Group Q & A .......................................................................................... 20-102

Appendix 9. M37906M4C-XXXFP electrical characteristics .......................................... 20-109

Appendix 10. M37906M4C-XXXFP Standard characteristics ........................................ 20-117

Appendix 11. Memory assignment of 7906 Group ......................................................... 20-122

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