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UPD753012AGC Datasheet(PDF) 4 Page - NEC |
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UPD753012AGC Datasheet(HTML) 4 Page - NEC |
4 / 88 page 4 µPD753012A, 753016A, 753017A Data Sheet U11662EJ2V0DS00 CONTENTS 1. PIN CONFIGURATION (Top View) ..................................................................................................... 6 2. BLOCK DIAGRAM ............................................................................................................................... 8 3. PIN FUNCTION .................................................................................................................................... 9 3.1 Port Pins ...................................................................................................................................... 9 3.2 Non-port Pins ............................................................................................................................ 11 3.3 Pin Input/Output Circuits ......................................................................................................... 13 3.4 Recommended Connection for 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 FUNCTIONS ....................................................................................... 23 6.1 Digital Input/Output Ports ........................................................................................................ 23 6.2 Clock Generator ........................................................................................................................ 24 6.3 Subsystem Clock Oscillator Control Functions .................................................................... 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 .......................................................................................................................... 33 6.9 LCD Controller/Driver ............................................................................................................... 35 6.10 Bit Sequential Buffer ................................................................................................................ 37 7. INTERRUPT FUNCTION AND TEST FUNCTION .......................................................................... 38 8. STANDBY FUNCTION ....................................................................................................................... 40 9. RESET FUNCTION ............................................................................................................................ 41 10. MASK OPTION .................................................................................................................................. 44 11. INSTRUCTION SET ........................................................................................................................... 45 12. ELECTRICAL SPECIFICATIONS ...................................................................................................... 57 13. CHARACTERISTICS CURVES (REFERENCE VALUES) .............................................................. 71 14. PACKAGE DRAWINGS ..................................................................................................................... 73 15. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 77 |
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