Interface Specifications

Your printer is equipped with a parallel interfaceSpecifications and pin assignmentsThe built-in parallel interface has the following characteristics:
Data format:B-bit parallel
Synchronization: STROBE pulseHandshake timing: BUSY and ACKNLG signals
Signal level:TTL compatible level
Connector:36-pin 57-30360 Amphenol connector or equivalent

Connector pin assignments and a description of their respective interface signals are shown in the following table.

Signal Return
Pin Pin
Signal DirectionDescription

1

19

STROBE

 

in

 

 

 

 

STROBE pulse to read data. Pulse width

 

 

 

 

 

must be more than 0.5 microseconds at

 

 

 

 

 

the receiving terminal.

 

 

 

 

 

 

 

 

 

2

20

DATA 1

 

IN

These

signalsrepreseinformation

of

3

21

DATA

2

IN

the 1st to 8th bits of parallel data,

 

4

22

DATA

3

IN

respectively. Each signal is at HIGH level

5

23

DATA 4

 

IN

when data is logical 1 and LOW when it

6

24

DATA 5

 

IN

is logical 0.

 

7

25

DATA 6

 

IN

 

 

 

8

26

DATA 7

 

IN

 

 

 

9

27

DATA 8

 

IN

 

 

 

1028 ACKNLG OUT About an 1 l-microsecond pulse. LOW indicates that data has been received and that the printer is ready to accept more data.

7-10 Technical Specifications