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Epson PX-8 - Other Ics

Epson PX-8
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REV.-A
r-
7.1 4 Other I Cs
The
circuit
diagrams
of
the
other
les
used in
this
computer
are
shown
in
the
following:
75188
8 9
10
II
12
13
.-
--------------
-------
-----...,
I I
I I
I I
I I
: r9=l :
I I
I I
L
___________________________
...J
6
543
2
(Pin 1 : Vcc, 7 : GND)
4093BP
13
12
II
10
9
8
r--
--------
---------------
----
---,
I I
I I
I I
I I
I I
I I
I I
I I
I I L...
_________________________________
J
2 3 4
5 6
4011UBP
8
9
10
II
12 13
r-
----
---------
----
----------
-------,
I I
I I
I I
I I
I I
I I
I I
I I
I I
I I
l I
L____________
_
____________
~
6 5
4 3 2
(Pin
7:
Vss,
14:
VDD)
7-64

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