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
