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Sharp SF-1120 User Manual

Page 128

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4

Internal block diagram

5

I/O: CXD1095Q (IC8) pin signal

Pin No.

Port

Signal

name

IN/OUT

H/L

Specifications

1

NC

2

NC

3

PB1

DTR

OUT

L

Option receive allow signal

4

PB2

SRES

OUT

H

Option reset signal

5

PB3

TC

OUT

H

Total counter control signal

6

PB4

TRC

OUT

H

Transport clutch control signal

7

PB5

RRC

OUT

H

Resist roller clutch control signal

8

PB6

PR

OUT

H

Power relay control signal

9

PB7

DVBIAS

OUT

H

Developing bias control signal

10

VSS

VSS

Power (GND)

11

PC0

THV/MHV

OUT

H

Transfer/main charger control signal

DATA

CLR

A2

A1

A0

WR

RD

CS

ODEN

CONTROL

DATA

SELECT
OR

LATCH

LATCH

LATCH

LATCH

LATCH

PA

PB

PC

PD

PE

8

4

8

8

8

4

8

8

8

8

4

8

8

8

8

8

12 – 9

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