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4513/4514 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

PORT BLOCK DIAGRAMS (continued)

Synchronous clock input for serial transfer

IAP2 instruction

P20/SCK

Synchronous clock output for serial transfer

P30/INT0,P31/INT1

External interrupt circuit

IAP3 instruction

OP3A instruction

OUT

IAP2 instruction

Serial data output

IAP2 instruction

Serial data input

,P3

IAP3 instruction

OP3A instruction

Key-on wakeup input

This symbol represents a parasitic diode on the port.

• Applied potential to ports P2

0—P22 must be VDD.

• i represents 0, 1, 2, or 3.

• The 4513 Group does not have ports P3

2, P33.

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Renesas 4513 Informações Técnicas Página 14