5

µPD780232

Data Sheet U13415EJ2V0DS

CONTENTS

1.

PIN CONFIGURATION (TOP VIEW) ................................................................................................. 6

2.

BLOCK DIAGRAM ............................................................................................................................. 8

3.

PIN FUNCTIONS ................................................................................................................................9

3.1

Port Pins ..................................................................................................................................................... 9

3.2

Non-Port Pins .......................................................................................................................................... 10

3.3

Pin I/O Circuits and Recommended Connection of Unused Pins ................................................... 11

4.

MEMORY SPACE ............................................................................................................................. 13

5.

PERIPHERAL HARDWARE FUNCTION FEATURES ................................................................... 14

5.1

Port ............................................................................................................................................................ 14

5.2

Clock Generator ...................................................................................................................................... 15

5.3

Timer/Event Counter ............................................................................................................................... 15

5.4

A/D Converter .......................................................................................................................................... 18

5.5

Serial Interface ........................................................................................................................................ 18

5.6

VFD Controller/Driver ............................................................................................................................. 19

6.

INTERRUPT FUNCTIONS ............................................................................................................... 21

7.

STANDBY FUNCTION ..................................................................................................................... 24

8.

RESET FUNCTION ........................................................................................................................... 24

9.

MASK OPTION ................................................................................................................................. 24

10. INSTRUCTION SET .......................................................................................................................... 25

11. ELECTRICAL SPECIFICATIONS .................................................................................................... 28

12. PACKAGE DRAWING ...................................................................................................................... 42

13. RECOMMENDED SOLDERING CONDITIONS .............................................................................. 43

APPENDIX A. DEVELOPMENT TOOLS ............................................................................................... 44

APPENDIX B. RELATED DOCUMENTS .............................................................................................. 47