Interface Signals - Mita DP-1400 Instruction Handbook Manual

C.1. Parallel Interface

Interface Signals

The pins of the parallel interface connector carry the signals listed in Table C.1. Asterisks in the table indi-
cate signals that are active low. The table also indicates whether each signal is incoming or outgoing with
respect to the printer.
Table C.1. Parallel Connector Pin Assignments
Pin In/out
1 In
2 In
3 In
4 In
5 In
6 In
7 In
8 In
9 In
10 Out
11 Out
12 Out
13 Out
14 In
15 —
16 —
17 —
18 —
19 —
20 —
21 —
22 —
23 —
24 —
25 —
26 —
27 —
28 —
29 —
30 —
31 In
32 Out
33 —
34 —
35 Out
36 In
[ ]: Signal names in the Nibble (high) mode (IEEE 1284). In the Nibble (high) mode, these signals are bi-directional.
C-2
Description
Strobe* [nStrobe]
Data 0 [Data 1]
Data 1 [Data 2]
Data 2 [Data 3]
Data 3 [Data 4]
Data 4 [Data 5]
Data 5 [Data 6]
Data 6 [Data 7]
Data 7 [Data 8]
Acknowledge* [nAck]
Busy [Busy]
Paper Empty [PError]
On-Line (Select) [Select]
Ignored [nAutoFd]
Not connected
0V DC
Chassis GND
+5V DC
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Ground return
Reset [nInit]
Error*, returns error status if FRPO O2=2 [nFault]
—
Not connected
Power Ready
Select In [NSelectIn]