Parallel Port Pin Assignments

Pin no.

Signal name

Direction

Description

1

-STROBE

O

-STROBE

2

DATA0

O

Data Bit 0

3

DATA 1

O

Data Bit 1

4

DATA 2

O

Data Bit 2

5

DATA 3

O

Data Bit 3

6

DATA 4

O

Data Bit 4

7

DATA 5

O

Data Bit 5

8

DATA 6

O

Data Bit 6

9

DATA 7

O

Data Bit 7

10

-ACK

I

-Acknowledge

11

BUSY

I

Busy

 

12

PE

I

Paper

empty

13

SLCT

I

Printer

selected

14

-AUTO FD

O

-Auto paper feed

15

-ERROR

I

-Error

 

16

-INlT

O

-Initialize

17

-SELECTIN

O

-Select in

18-25

GND

 

Ground

Specifications B-7