m
PD78F0034Y
9
Preliminary Data Sheet
CONTENTS
1. DIFFERENCES BETWEEN
m
PD78F0034Y AND MASK ROM VERSIONS.......................................10
2. PIN FUNCTIONS ................................................................................................................................11
2.1 Port Pins..................................................................................................................................................... 11
2.2 Non-Port Pins ............................................................................................................................................ 12
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins ..................................................... 14
3. MEMORY SIZE SWITCHING REGISTER (IMS).................................................................................16
4. FLASH MEMORY PROGRAMMING ..................................................................................................17
4.1 Selection of Transmission Method......................................................................................................... 17
4.2 Function of Flash Memory Programming.............................................................................................. 18
4.3 Connection of Flashpro II ........................................................................................................................ 18
5. ELECTRICAL SPECIFICATIONS.......................................................................................................20
6. PACKAGE DRAWINGS .....................................................................................................................38
APPENDIX A. DEVELOPMENT TOOLS ................................................................................................41
APPENDIX B. RELATED DOCUMENTS ...............................................................................................47