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UPD78001BGCA Datasheet(PDF) 5 Page - NEC |
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UPD78001BGCA Datasheet(HTML) 5 Page - NEC |
5 / 62 page µPD78001B(A), 78002B(A) 5 1. PIN CONFIGURATION (TOP VIEW) ..................................................................................................... 6 2. BLOCK DIAGRAM ................................................................................................................................... 9 3. PIN FUNCTIONS ..................................................................................................................................... 10 3.1 PORT PINS ...................................................................................................................................................... 10 3.2 OTHER PINS ................................................................................................................................................... 12 3.3 PIN I/O CIRCUIT AND RECOMMENDED CONNECTION OF UNUSED PINS ...................................... 13 4. MEMORY SPACE .................................................................................................................................... 15 5. PERIPHERAL HARDWARE FUNCTION FEATURES ............................................................................ 16 5.1 PORTS .............................................................................................................................................................. 16 5.2 CLOCK GENERATOR ...................................................................................................................................... 17 5.3 TIMER/EVENT COUNTER .............................................................................................................................. 18 5.4 CLOCK OUTPUT CONTROL CIRCUIT ......................................................................................................... 20 5.5 BUZZER OUTPUT CONTROL CIRCUIT ....................................................................................................... 20 5.6 SERIAL INTERFACES ..................................................................................................................................... 21 6. INTERRUPT FUNCTIONS AND TEST FUNCTIONS .......................................................................... 22 6.1 INTERRUPT FUNCTIONS ............................................................................................................................... 22 6.2 TEST FUNCTIONS .......................................................................................................................................... 25 7. EXTERNAL DEVICE EXPANSION FUNCTIONS ................................................................................. 26 8. STANDBY FUNCTIONS ......................................................................................................................... 26 9. RESET FUNCTION .................................................................................................................................. 26 10. INSTRUCTION SET ................................................................................................................................ 27 11. ELECTRICAL SPECIFICATIONS ............................................................................................................. 30 12. CHARACTERISTIC CURVE (REFERENCE VALUES) ........................................................................... 48 13. PACKAGE DRAWINGS ........................................................................................................................... 52 14. RECOMMENDED SOLDERING CONDITIONS ..................................................................................... 56 APPENDIX A. DEVELOPMENT TOOLS ...................................................................................................... 57 APPENDIX B. RELATED DOCUMENTS ...................................................................................................... 59 CONTENTS |
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