UPD75316B datasheet(4/77 Pages) NEC

4 / 77 page

µPD75312B, 75316B

CONTENTS

PIN CONFIGURATION (TOP VIEW) ........................................................................................................... 5

BLOCK DIAGRAM ........................................................................................................................................ 6

PIN FUNCTIONS .......................................................................................................................................... 7

3.1

PORT PINS .............................................................................................................................................................. 7

3.2

NON-PORT PINS .................................................................................................................................................... 9

3.3

PIN INPUT/OUTPUT CIRCUITS .......................................................................................................................... 10

3.4

RECOMMENDED CONNECTION OF UNUSED PINS ....................................................................................... 12

MEMORY CONFIGURATION .................................................................................................................... 13

PERIPHERAL HARDWARE FUNCTIONS .................................................................................................. 17

5.1

PORTS ................................................................................................................................................................... 17

5.2

CLOCK GENERATOR ........................................................................................................................................... 18

5.3

CLOCK OUTPUT CIRCUIT ................................................................................................................................... 19

5.4

BASIC INTERVAL TIMER .................................................................................................................................... 20

5.5

WATCH TIMER ..................................................................................................................................................... 21

5.6

TIMER/EVENT COUNTER ................................................................................................................................... 22

5.7

SERIAL INTERFACE ............................................................................................................................................. 24

5.8

LCD CONTROLLER/DRIVER ............................................................................................................................... 26

5.9

BIT SEQUENTIAL BUFFER ..... 16 BITS .............................................................................................................. 28

INTERRUPT FUNCTION ............................................................................................................................ 29

STANDBY FUNCTION ............................................................................................................................... 31

RESET FUNCTION ..................................................................................................................................... 32

INSTRUCTION SET .................................................................................................................................... 35

10. MASK OPTION SELECTION ..................................................................................................................... 42

11. ELECTRICAL SPECIFICATIONS ................................................................................................................ 43

12. CHARACTERISTIC CURVES (For Reference Only) ................................................................................ 65

13. PACKAGE DRAWINGS .............................................................................................................................. 69

14. RECOMMENDED SOLDERING CONDITION .......................................................................................... 71

APPENDIX A. DIFFERENCES AMONG

µPD75308B SERIES PRODUCTS ................................................. 73

APPENDIX B. DEVELOPMENT TOOLS ......................................................................................................... 74

APPENDIX C. RELATED DOCUMENTATION ...............................................................................................75

UPD75316B 数据表(PDF) 4 Page - NEC

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