9.
Port Pinouts
The following table lists the pinouts of the DP-101P+'s 36-pin parallel port connector (identical to the parallel
port connector used on most printers.)
Signal names beginning with n are active-low signals.
Pin #
Signal
1
nStrobe
2
Data 1
3
Data 2
4
Data 3
5
Data 4
6
Data 5
7
Data 6
8
Data 7
9
Data 8
10
nAck
11
Busy
12
PError
13
Select
14
nAutoFd
15
Not Defined
16
Logic Gnd
17
Chassis Gnd
18
Peripheral Logic High
19
Signal Ground (nStrobe)
20
Signal Ground (Data 1)
21
Signal Ground (Data 2)
22
Signal Ground (Data 3)
23
Signal Ground (Data 4)
24
Signal Ground (Data 5)
25
Signal Ground (Data 6)
26
Signal Ground (Data 7)
27
Signal Ground (Data 8)
Signal Ground (PError, Select,
28
nAck)
29
Signal Ground (Busy, nFault)
Signal Ground (nAutoFd,
30
nSelectIn, nInit)
31
nInit
32
nFault
33
Not Defined
34
Not Defined
35
Not Defined
36
nSelectIn
Least Significant Bit
−
Data signals will be driven by some, but not all peripheral devices
Most Significant Bit
Source
H
Bi-Di
Bi-Di
Bi-Di
Bi-Di
Bi-Di
Bi-Di
Bi-Di
Bi-Di
P
P
P
P
H
P
H
P
H
38