M34570M4 Просмотр технического описания (PDF) - Renesas Electronics

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производитель

M34570M4

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

Renesas Electronics 

MITSUBISHI MICROCOMPUTERS

4570 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

PORT BLOCK DIAGRAMS (continued)

Timer 2 underflow

signal

ORCLK

XIN

W31,W30

00

W33

01

0

MR3 10

1

0

11

1/2

1

Not available

(TAB3)

Register B Register A

(T3HAB)

Reload register R3H (8)

Reload control circuit

Timer 3(8)

TQ

R

(T3AB)

Reload register R3L (8)

(T3AB)

Register B Register A

W33

(TAB3)

To timer 1

CARRY

C21

(Note)

Port CARR

Timer 3

T3F

interrupt

Timer 1 underflow

signal

C20

TQ

R

W10

Note :

This symbol represents a parasitic diode.

7

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