UPD17072GB 查看數據表（PDF） - NEC => Renesas Technology

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UPD17072GB

4-BIT SINGLE-CHIP MICROCONTROLLER WITH HARDWARE FOR DIGITAL TUNING SYSTEM

NEC => Renesas Technology 

µPD17072,17073

CONTENTS

1. PIN FUNCTION .................................................................................................................................. 12

1.1 Pin Function List ...................................................................................................................................... 12

1.2 Equivalent Circuits of Pins ....................................................................................................................... 15

1.3 Processing of Unused Pins ..................................................................................................................... 18

1.4 Notes on Using CE Pin ............................................................................................................................ 19

2. PROGRAM MEMORY (ROM) ........................................................................................................... 20

2.1 General ..................................................................................................................................................... 20

2.2 Program Memory ..................................................................................................................................... 21

2.3 Program Counter ...................................................................................................................................... 21

2.4 Execution Flow of Program Memory ....................................................................................................... 22

2.5 Notes on Using Program Memory ........................................................................................................... 22

3. ADDRESS STACK (ASK) ................................................................................................................. 23

3.1 General ..................................................................................................................................................... 23

3.2 Address Stack Register (ASR) ................................................................................................................ 23

3.3 Stack Pointer (SP) ................................................................................................................................... 24

3.4 Operations of Address Stack ................................................................................................................... 25

3.5 Notes on Using Address Stack ................................................................................................................ 25

4. DATA MEMORY (RAM) ..................................................................................................................... 26

4.1 General ..................................................................................................................................................... 26

4.2 Configuration and Function of Data Memory .......................................................................................... 27

4.3 Addressing Data Memory ........................................................................................................................ 30

4.4 Notes on Using Data Memory ................................................................................................................. 31

5. SYSTEM REGISTER (SYSREG) ...................................................................................................... 32

5.1 General ..................................................................................................................................................... 32

5.2 Address Register (AR) ............................................................................................................................. 33

5.3 Bank Register (BANK) ............................................................................................................................. 35

5.4 Program Status Word (PSWORD) .......................................................................................................... 36

5.5 Notes on Using System Register ............................................................................................................ 37

6. GENERAL REGISTERS (GR) ........................................................................................................... 38

6.1 Outline of General Registers ................................................................................................................... 38

6.2 Address Creation of General Register with Each Instruction ................................................................ 39

6.3 Notes on Using General Register ........................................................................................................... 39

7. ALU (ARITHMETIC LOGIC UNIT) BLOCK ....................................................................................... 40

7.1 General ..................................................................................................................................................... 40

7.2 Configuration and Function of Each Block ............................................................................................. 41

7.3 ALU Processing Instructions ................................................................................................................... 41

7.4 Notes on Using ALU ................................................................................................................................ 44

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