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6
m
PD780031, 780032, 780033, 780034
CONTENTS
1.
PIN CONFIGURATION (Top View).................................................................................................... 7
2.
BLOCK DIAGRAM ........................................................................................................................... 10
3.
PIN FUNCTIONS .............................................................................................................................. 11
3.1
Port Pins .................................................................................................................................................... 11
3.2
Non-port Pins............................................................................................................................................ 12
3.3
Pin I/O Circuits and Recommended Connection of Unused Pins..................................................... 14
4.
MEMORY SPACE ............................................................................................................................. 16
5. PERIPHERAL HARDWARE FUNCTION FEATURES ..................................................................... 17
5.1
Ports ........................................................................................................................................................... 17
5.2
Clock Generator ....................................................................................................................................... 18
5.3
Timer/Counter ........................................................................................................................................... 19
5.4
Clock Output/Buzzer Output Control Circuit ....................................................................................... 23
5.5
A/D Converter ........................................................................................................................................... 24
5.6
Serial Interface.......................................................................................................................................... 25
6.
INTERRUPT FUNCTIONS ............................................................................................................... 27
7.
EXTERNAL DEVICE EXPANSION FUNCTIONS............................................................................ 30
8.
STANDBY FUNCTION ..................................................................................................................... 30
9.
RESET FUNCTION........................................................................................................................... 30
10. INSTRUCTION SET.......................................................................................................................... 31
11. PACKAGE DRAWINGS.................................................................................................................... 33
APPENDIX A. DEVELOPMENT TOOLS .............................................................................................. 36
APPENDIX B. RELATED DOCUMENTS.............................................................................................. 38