M34513EXFP データシートの表示（PDF） - MITSUBISHI ELECTRIC

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M34513EXFP

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

MITSUBISHI ELECTRIC  

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PORT BLOCK DIAGRAMS (continued)

Direction register FR0i

Ai D Q

OP5A instruction T

Register A

IAP5 instruction

Register Y

SD instruction

RD instruction

Decoder Skip decision

(SZD instruction)

S

RQ

Register Y

Skip decision (SZD instruction)

Clock input for timer 2 event count

Decoder

SD instruction

RD instruction

Timer 1 underflow signal output

S

RQ

W60

0

1/2

1

MITSUBISHI MICROCOMPUTERS

4513/4514 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

P50–P53

D0–D5

D6/CNTR0

Register Y

Skip decision (SZD instruction)

Clock input for timer 4 event count

Decoder

SD instruction

RD instruction

Timer 3 underflow signal output

S

RQ

W62

0

1/2

1

D7/CNTR1

•

This symbol represents a parasitic diode on the port.

• Applied potential to ports D0–D7 must be 12 V.

• i represents 0, 1, 2, or 3.

• The 4513 Group does not have port P5.

13

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