HP 7470A Operator's Manual page 19

Address
Characters
Listen
Talk
SP
@
.. A
B
# C
D
$
F
G
)
H
I
•
J
+
K
L
M
N
/ 0
0
Q
P
1
2
R
3
S
4
T
L 5 _ ----
, U
6
V
7
W
8 X
Y
9
[
Z
1
< \
=
> 1\
-
L ·
r -
-
--
?
__
14
all data transmitted on the bus. In listen-only
mode the plotter cannot be placed in a talker·
active state and will not respond to a serial or
parallel poll.
NOTE:
Listen-only mode is not compatible with
most software packages and plotter ROMs
Address Switch Positions
Address Switch
Settings
16
8 4 2 1
0 0 0 0
0
0 0 0 0
1
0 0 0 1 0
0 0 0
1
1
0 0 1
0 0
0 0 1 1 0
0 1 1 1
0
0 1 0 0
0
0 1 0
0 1
0 1 0 0
1
0 1 0
1
1
0
1 1 0 0
0 1 1 0
1-
0 1 1
0
1
0 1 1 1
1
1
0 0 0 0
1
0 0 0 1
1 0 0
1 0
1 0 0 1
1
1 0 1
0 0
0 1
-------- 0 1
1
0 1 1 0
--------
1
0
1 1
1 1
1 1 0
0 0
1 1 0 0
1
1 0 1 0
1
1 1 0 1 1
1 1 1 0 0
1 1 1
0 1
1 1
1 1 0
-------- 1 1 1 1
1
--------
Address Codes
Decimal Octal
0 0
1 1
2 2
3
3
4 4
-
6
6
7 7
8 10
9 11
10
12
11 13
12 14
13 15
14
16
15 17
16 20
17 21
18 22
19
23
24
20
--- 21
22 - ...J
----
26
23 27
24 30
25 31
32
26
27
33
28 34
29
35
30
36
---- 3
1
_ ...l
.•
preset
Reserved for
Desktop
HP
Computer
Address
Listen·
only Mode