Pin Assignment of the Parallel Connector
The pin assignment of the Centronics-compatible parallel interface connector is described below.
Pin No.
Signal Name
1
STROBE
2
DB 0
3
DB 1
4
DB 2
5
DB 3
6
DB 4
7
DB 5
8
DB 6
9
DB 7
10
ACK
11
BUSY
12
GND
13
SLCT
14
Not used
15
Not used
16
GND
17
Not used
18
+ 5V pulled up
Setting the Interface Functions ♦ C7 - 8
Pin No.
Signal Name
19
GND
20
GND
21
GND
22
GND
23
GND
24
GND
25
GND
26
GND
27
GND
28
GND
29
GND
30
GND
31
Not used
32
ERROR
33
GND
34
Not used
35
+ 5V pulled up.
36
Not used