CXP5080 查看數據表（PDF） - Sony Semiconductor

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CXP5080

CMOS 4-bit Single Chip Microcomputer

Sony Semiconductor 

Block Diagram

(Enables to specify

the I/O with bit unit)

Port A

Port B

(Enables to specify

the I/O with port unit)

4

4

Port C

Port D

(Combined use of mask

with segment output, optional.)

4

4

Port E

Port F

CXP5080

Register

400 × 4

bits

Data memory

Stack

Data memory

ALU

Accumulator

Flag

Timer (8)

Timer/counter (8)

Serial I/O (8)

Interruption control

Program

counter (13)

Address buffer

13

A0 to A12

I0 to I7

8

Instruction

input buffer

VL

VLC1

VLC2

VLC3

LCD

controller/driver

8

16

4

SEG16 SEG0 COM0

to

to

to

SEG23 SEG15 COM3

Port X

Port Y

Instruction control

Time base timer (18)

Clock control

EXTAL

XTAL

(Combined use of serial I/O)

–2–

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