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Parallel interface specifications – Epson C82315 User Manual

Page 33

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Line Sync between host and interface.

Switches:

8 SIP piano switches for device address,

emulation mode, buffer print, print quality,
and interface enable

Push Button for TEST/YES

Push Button for CANCEL/NO

Selection Jumpers:

3 hardware configuration shorting jumpers

Twin-axial Connection:

Both cable-thru and automatic termination available

using provided V-connector cable

Power

Requirements:

All power supplied by the printer

Processor:

Z80A CMOS

Memory:

8 Kbytes of static memory

PARALLEL INTERFACE SPECIFICATIONS

Signal

Return

Signal

Parallel

Direction

Description

Pin

Pin

Cable

Pin

1

19

STROBE

1

IN

Strobe pulse to read

data in. Pulse width

must be more than

.5 sec. at the inter-

face.

2

20

DATA1

2

IN

3

21

DATA2

3

IN

4

22

DATA3

4

IN

5

23

DATA4

5

IN

6

24

DATA5

6

IN

7

25

DATA6

7

IN

8

26

DATA7

8

IN

9

27

DATA6

9

IN

These signals repre-

sent information in

bits 1 to 8 of parallel

data respectively.

Each signal is HIGH

when data is logical

1 and LOW when it

is logical 0.

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