Centronics Parallel Interface

PIN

SIGNAL

I/O

DESCRIPTION

1

STROBE-

Input

Synchronize signal Data received

2~9

DATA0~7

Input/Output

Data bit Transmitted 0~7

10

ACK-

Output

Data receiving completed.

11

BUSY

Output

Impossible to print of data receiving.

12

PE

Output

Paper empty

13

SELECT

Output

Printer status for ON/OFF line

14

AUTO FEED-

Input

Paper auto feed signal

15

GROUND

-

System ground

16

GROUND

-

System ground

17

NC

-

 

18

LOGIC-H

-

+5V

19~30

GROUND

-

System ground

31

INIT-

Input

Initialize

32

ERROR-

Output

Printer error

33

GROUND

-

System ground

34

NC

-

 

35

+5V

-

+5V

36

SELLECT IN-

Input

Printer select signal

Ethernet Interface

PIN

1

2

3

4

5

6

7

8

SIGNAL

I/O

Data Out +

Output Data +

Data Out -

Output Data -

GND

Ground

Data IN +

Input Data +

Data IN -

Input Data -

N.C

 

N.C

 

N.C

 

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Image 8
Epson XR510 manual Centronics Parallel Interface, Ethernet Interface