Epson CD5220 - Manual (Page 11)

CD5220 customer display
4.3
Parallel 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 -
Data7
Input Parallel signal data
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