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10–8
Company confidential. Pelican User’s Guide, Ed 1, Final. Freeze Status: frozen
This is the cyan on page 10–8 (seq: 158)
This is the black on page 10–8 (seq: 158)
Interface specifications
Below are the parallel and serial interface specifications. On the following page
are the pin configurations for the most common HP cables referenced on page
10–11.
Parallel (Bi-Tronics/Centronics)
Interface
Pin Wire/Signal Name Source
I
n
t
er
f
ace
The connector on the
p
lotter is 36
p
in
1 Strobe computer
The
connector
on
the
plotter
is
36
-
pin
female.
2 ... 9 D0 ... D7 (data lines) both
Most existing
p
arallel cables su
pp
ort
11 Busy plotter
Most
existing
arallel
cables
su ort
Bi-Tronics communication, but, for use
12 PError plotter
with this plotter, the cable
must
meet
the s
p
ecification in this table
13 Select (SelectOut) plotter
the
s ecification
in
this
table
.
IEEE ibl
14 AutoFd computer
IEEE-1284-compatible.
16 GND
19 ... 30 GND
31 Init computer
32 Fault plotter
36 SelectIn computer
Serial (RS-232-C) Interface
Pin Wire/Signal Name Source
The connector on the
p
lotter is 25
p
in
1 Protective Ground
The
connector
on
the
plotter
is
25
-
pin
female.
2 Transmitted Data DTE
The
p
lotter is configured as DTE (data
3 Received Data DCE
The
lotter
is
configured
as
DTE
(data
terminal equipment).
4 Request to Send DTE
q)
Data is transmitted on Pin 2 and
6 Data Set Ready DCE
Data
is
transmitted
on
Pin
2
and
received on Pin 3.
7 Signal Ground
20 Data Terminal Ready DTE
Localization Note. Identical to Loquillo 750C UG p11-7 (except for page reference in first
paragraph, IEEE–compatibility note and bleeding tab).
Reference
Interface specifications