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Computer Group Literature Center Web Site
Connector Pin Assignments
4
Parallel I/O port connector (J4)
The interface for the parallel port is a standard IEEE P1284-C, 36-pin
connector, J4. The functionality of each signal depends on the mode of
operation of this bidirectional Parallel Peripheral Interface. Refer to the
IEEE P1284 D2.00 Standard for a complete description of each signal
function. The connector shield is tied to chassis ground.
The pin assignments and signal mnemonics for this connector are listed in
.
Table 4-5. Parallel I/O connector pin assignments
Pin
Signal
Signal
Pin
1
PRBSY
GND
19
2
PRSEL
GND
20
3
PRACK_
GND
21
4
PRFAULT_
GND
22
5
PRPE
GND
23
6
PRD0
GND
24
7
PRD1
GND
25
8
PRD2
GND
26
9
PRD3
GND
27
10
PRD4
GND
28
11
PRD5
GND
29
12
PRD6
GND
30
13
PRD7
GND
31
14
INPRIME_
GND
32
15
PRSTB_
GND
33
16
SELIN_
GND
34
17
AUTOFD_
GND
35
18
Pull-up
No Connect
36