CD5220 customer display

4.3Parallel port (Centronic) interface for circular base

(a)Power connector of Power cable

Connector type : DC jack (5.5/2.1 )

(b)Parallel interface to PC/HOST cable, PC/HOST side connector pin assignment Connector type : D-sub 25 pin (Male)

No

Signal Name

Direction

Function description

1

/STB

Input

Strobe signal to read data

2-9

Data0 -

Input

Parallel signal data

 

Data7

 

 

10

/ACK

Output

Data request signal

11

BUSY

Output

BUSY state from the display

12

PE

Output

Always negative logic

13

SELECT

Output

Always positive logic

15

/ERROR

Output

Always positive logic

Table 4-5

(c)Parallel interface to Printer cable, Printer side connector pin assignment Connector type : D-sub 25 pin (Female)

No.

Signal Name

Direction

Function description

1

/STB

output

strobe signal to write data

2-9

Data0-Data7

output

parallel signal data

11

BUSY

input

BUSY state from the printer

14

AUTFEED

output

Always positive logic

16

RESET

output

Always positive logic

17

SELE_IN

output

Always positive logic

Table 4-6

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Image 11
Epson CD5220 manual Parallel port Centronic interface for circular base