Epson PX-8 Technical Manual page 93

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REV.-A
KSCO
2
3
4
5
6
7
8
9
KRTNX
n
Approx. 30 msec.
Approx. 1 msec.
-
-
-
-
r----
' - -
JLJ
U
u
u
u
u
u
u
r / / / / / / / / / / / / / / / /
ILJ
Fig. 2-69 KSC Line Pulse Signals
The KSC signals are controlled by the sub-CPU and the decoder IC 1 E, as shown in Table 2-14.
Table 2-14
Input(1E)
Output
A
B
C
D
0
1
2
3
4
5
6
7
8
9
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
L
L
L
H
L
H
H
H
H
H
H
H
H
L
H
L
L
H
H
L
H
H
H
H
H
H
H
H
H
L
L
H
H
H
L
H
H
H
H
H
H
L
L
H
L
H
H
H
H
L
H
H
H
H
H
H
L
H
L
H
H
H
H
H
L
H
H
H
H
L
H
H
L
H
H
H
H
H
H
L
H
H
H
H
H
H
L
H
H
H
H
H
H
H
L
H
H
L
L
L
H
H
H
H
H
H
H
H
H
L
H
H
L
L
H
H
H
H
H
H
H
H
H
H
L
2-69

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