M34250M2 데이터 시트보기 (PDF) - Renesas Electronics

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M34250M2

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

Renesas Electronics 

PORT BLOCK DIAGRAMS

MITSUBISHI MICROCOMPUTERS

4250 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

Register Y

SD instruction

RD instruction

Skip decision

(SZD instruction)

Decoder

CLD

instruction

S

RQ

D0, D1

(Note 1)

Pull-up transistor

IAF instruction

Register A

Aj

DQ

OFA

(Note 3) instruction T

(Note 1)

F0, F1

Register Y

SD instruction

RD instruction

Register Y

SD instruction

RD instruction

Decoder

CLD

instruction

PU01

Skip decision

(SNZCP instruction)

S Skip decision

(SZD instruction)

RQ

SCP instruction

RCP instruction

S

RQ

(Note 1)

D2/C

K00

Key-on wakeup

input

LO Register

LGOP instruction

Logic

operator

(Note 2)

Ai

Decoder

CLD

instruction

A0

OKA instruction

Pull-up transistor

PU01

IAK instruction

Register A

S Skip decision

R Q (SZD instruction)

D

TQ

(Note 1)

Register A

Ai

(Note 2)

IAS instruction

DQ

OSA instruction T

(Note 1)

S0–S3

D3/K

Notes 1:

This symbol represents

a parasitic diode.

Applied potential to ports D0, D1, F0, F1, S0–S3

must be 7V or less.

Applied potential to ports D2, D3 must be VDD or

less.

2: i represents 0, 1, 2 or 3.

3: j represents 0 or 1.

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