D75316 Ver la hoja de datos (PDF) - NEC => Renesas Technology

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D75316

4-bit single-chip microcomputer incorporating LCD controller/driver

NEC => Renesas Technology 

µPD75312(A), 75316(A)

CONTENTS

1. PIN CONFIGURATION (Top View) ................................................................................................ 7

2. BLOCK DIAGRAM ........................................................................................................................... 8

3. PIN FUNCTIONS .............................................................................................................................. 9

3.1 PORT PINS ............................................................................................................................................. 9

3.2 NON PORT PINS ................................................................................................................................... 11

3.3 PIN INPUT/OUTPUT CIRCUITS ........................................................................................................... 13

3.4 RECOMMENDED PROCESSING OF UNUSED PINS .......................................................................... 15

3.5 NOTES ON USING THE P00/INT4, AND RESET PINS ...................................................................... 16

4. MEMORY CONFIGURATION .......................................................................................................... 16

5. PERIPHERAL HARDWARE FUNCTIONS ........................................................................................ 20

5.1 PORTS .................................................................................................................................................... 20

5.2 CLOCK GENERATOR CIRCUIT ............................................................................................................ 21

5.3 CLOCK OUTPUT CIRCUIT .................................................................................................................... 22

5.4 BASIC INTERVAL TIMER ..................................................................................................................... 23

5.5 WATCH TIMER ...................................................................................................................................... 24

5.6 TIMER/EVENT COUNTER ..................................................................................................................... 25

5.7 SERIAL INTERFACE .............................................................................................................................. 27

5.8 LCD CONTROLLER/DRIVER .................................................................................................................. 29

5.9 BIT SEQUENTIAL BUFFER ................................................................................................................... 31

6. INTERRUPT FUNCTIONS ................................................................................................................ 31

7. STANDBY FUNCTIONS .................................................................................................................. 33

8. RESET FUNCTION ........................................................................................................................... 34

9. INSTRUCTION SET ......................................................................................................................... 36

10. SELECTION OF MASK OPTION ..................................................................................................... 42

11. ELECTRICAL SPECIFICATIONS ...................................................................................................... 43

12. PACKAGE DRAWINGS ................................................................................................................... 55

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