
NO
.
g
8
7
6 5 4 3 2 1
Pin
name
S2 SI Y
US
A3 B4
B3 B2
B1
Slate
0 0 0 0 0 1 0 I 0
(Ploner side>
Ex 2) HITACHI 681-XA PLOTTER (9600 BAUD RATE)
NO.
I
2 3
4 5
6
7 B
Slale
0
0
I
1
I
I
I)
0
(Oscilloscope side>
NO
.
I
2
3
4
5
6
7
B 9
9
State
0
I I 0
I I 0
I 0
0
(plotter side)
(I)
PLOT Modc
(a)
Screen mode setting
Screen size can be set using
DIP SfW No. 7 and 8.
One
mode
is
selected out of the modes in table 3-1.
Table 3-1. Screen mode se
tti
ng
Screen
DIP SfW
Descriptions
Screen Size
mode NO
.7
NO. 8 (m
m)
1
OFF
OFF
One screen is plotted in a sheet
175
X 140
of
A4 paper
Refer to Fig.
3-1
(a)
2
ON
OFF
Two screens are plotted in a
118
x95
.8
sheet
of
A4 paper
Ref
er to Fig.
3-2
(b)
3
OFF
ON
Four screens are plotted
in
a
87
x70
sheet
of
A4 paper Refer to Fig.
3- 1 (c)
4
ON
ON
Two
screens are plotted in a
87 x 70
sheet of A4 paper Refer to Fig.
3-1
(d)
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