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UPD750064 Datasheet(PDF) 4 Page - NEC |
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UPD750064 Datasheet(HTML) 4 Page - NEC |
4 / 82 page 4 µPD750064, 750066, 750068, 750064(A), 750066(A), 750068(A) Data Sheet U10165EJ2V0DS00 CONTENTS 1. PIN CONFIGURATION (Top View) ...................................................................................................... 6 2. BLOCK DIAGRAM ................................................................................................................................ 7 3. PIN FUNCTION ..................................................................................................................................... 8 3.1 Port Pins ...................................................................................................................................... 8 3.2 Non-port Pins ............................................................................................................................ 10 3.3 Pin Input/Output Circuits ......................................................................................................... 12 3.4 Recommended Connection of Unused Pins .......................................................................... 15 4. SWITCHING FUNCTION BETWEEN Mk I MODE AND Mk II MODE ................................................ 16 4.1 Differences between Mk I Mode and Mk II Mode .................................................................... 16 4.2 Setting Method of Stack Bank Select Register (SBS) ........................................................... 17 5. MEMORY CONFIGURATION ............................................................................................................. 18 6. PERIPHERAL HARDWARE FUNCTION ........................................................................................... 23 6.1 Port ............................................................................................................................................. 23 6.2 Clock Generator ........................................................................................................................ 23 6.3 Subsystem Clock Oscillator Control Function ...................................................................... 25 6.4 Clock Output Circuit ................................................................................................................. 26 6.5 Basic Interval Timer/Watchdog Timer ..................................................................................... 27 6.6 Watch Timer .............................................................................................................................. 28 6.7 Timer/Event Counter ................................................................................................................. 29 6.8 Serial Interface .......................................................................................................................... 32 6.9 A/D Converter ............................................................................................................................ 33 6.10 Bit Sequential Buffer ................................................................................................................ 34 7. INTERRUPT FUNCTION AND TEST FUNCTION .............................................................................. 35 8. STANDBY FUNCTION ........................................................................................................................ 37 9. RESET FUNCTION ............................................................................................................................. 38 10. MASK OPTION ................................................................................................................................... 41 11. INSTRUCTION SET ............................................................................................................................ 42 12. ELECTRICAL SPECIFICATIONS ....................................................................................................... 55 13. CHARACTERISTICS CURVES (REFERENCE VALUES) ................................................................. 68 14. PACKAGE DRAWINGS ...................................................................................................................... 70 15. RECOMMENDED SOLDERING CONDITIONS .................................................................................. 72 |
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