M34514M6 View Datasheet(PDF) - MITSUBISHI ELECTRIC

Part Name

Description

Manufacturer

M34514M6

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

MITSUBISHI ELECTRIC  

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MITSUBISHI MICROCOMPUTERS

4513/4514 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

PORT BLOCK DIAGRAMS (continued)

Register A

IAP2 instruction

Synchronous clock input for serial transfer

J11

0

Synchronous clock output for serial transfer

1

J10

Register A

IAP2 instruction

P20/SCK

J11

0

Serial data output

1

P21/SOUT

Serial data input

IAP2 instruction

Register A

P22/SIN

Key-on wakeup input

External interrupt circuit

Register A

IAP3 instruction

Ai

DQ

OP3A instruction T

P30/INT0,P31/INT1

Register A

IAP3 instruction

Ai

DQ

OP3A instruction T

P32,P33

•

This symbol represents a parasitic diode on the port.

• Applied potential to ports P20—P22 must be VDD.

• i represents 0, 1, 2, or 3.

• The 4513 Group does not have ports P32, P33.

11

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