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Vector 4 - Page 210

Vector 4
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EXHIBIT
VI-2
(D)
SCHEMATIC
OF
SBC
-
{
s
l
7
l
6
|
5
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4
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1
|
REVISIONS
,
ECR|REV
DESCRIPTION
|
OAYE
[
ArvmOveD
)
vos
+5V
—
2MCLK
(3)
wddem
|
1
(1)
RESET
7415273
1489
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cL
_
20
|
ces
Y.
129
o9
Q
ROMENBL
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100Pe
T
¥
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ALFR/GRAPH
(2)
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[
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()
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BV
-
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(2)
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>
Tg:gg
PF
;
51
||
2
2
&
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o
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L
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|
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D
RXC
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:cz)
]
07
9
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7
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(3)
PoaB——YCs
3
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740504
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B
CR2
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ra
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|
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U128
c56
2
A
(1)
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74LS00
us4
(1)
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¢/o
1
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GND
PINS:
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18
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—
70489
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1,1517,8.21
4
16
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mis
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(3)
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7!
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1
B
=
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20
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R54
|
oo
1
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—
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(1)
2m—14cLk
R5aP?
SLKi
f:CLK
PRINTER
Q
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72
1
fsel
o
g
N
1
T
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5
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e
ol
C
fi
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——
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7
x
R
()
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}4_@5__@
(4]
"":
39
—1
?
m
(1)
ToRD
Rb
~
OTR
U128
4]
40—
|
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)
fowr——Ywr
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o
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|
1
5
5501
(3)
—_—
RTS
U12?
a
QL\_
=
]
(
v
'
(1
zar—Ya
pld-
e
214
]
D
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|
>
2
fipfi—-;
7%57245
1499
U118
N8|
12
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.
5
(1)
ZA2
B
1
6
3
2
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=
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>,-
fl
NS
15
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a
.
us3
(1)
za3—3c
plO
S5
AR
(3
L—‘,\-
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2
RESET
~
DCE-w
DTE
1.
5]
N7
13
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8-~
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:
3
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(1)
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5
1
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Z
B
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6
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B
1
8
1
-
741504
T
Ny
-
19
;
1)
4193
i
lfi\\
+5v
2MCLK
5?
11
NS
F
pP1a3
1
us3
T
2
.
-—
N
25
—
5
S
(1)
ZAS
74LS
20
1ORD
|
26
1
22
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12
(3)1059.
|
8
2
us3
D9
cLKRC
J14
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(1)
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()
28—
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L1010
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:
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24
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|
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740504
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TOSEL
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1
(1)
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E
+3v
7]
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+5VO"‘—‘?
44
(1)
WR
>
_D_
_18
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=
(1)
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——199
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—
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==
19
=
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U39
N4
-
.
—=
'
(3)
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—=
,
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1}
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pC
{312
MCLK
»
=
49
:
R
.
bl
,
plS
5761
(3)
(1)
Iorp
RD
12)
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2
-
1
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bk
|74LS574
]
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|
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za1
—YHa
pld-
F123
(3)
(1)
TOWR
107
8351
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e
15
I
{34
o
B
1
zaz—2p
b2
F189
(1)
(1)
zag
2c/5
S
M
=
1
rRes
|
PO
'
plL
5180
(3)
-
=
Y13
b
—7]
1K
=
.
—3
bl0
5148
21
19-30
|
()
zA3—C
pg_P?
B
(2)
"<
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2"
eeser
)
10
Hl
26
2
m
1
zas
—8e1
bL—BTEF
(2)
+5v
11
=
74LS367
(1)
pROY—]
72
o
Js
US54
Zmetx
g1
2
39
RMT
(1)
(1)
xRDY—
3
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24
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+5vO—W
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|
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7
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4
12
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N\—8lpg
3((,;
2MCLK
ol
106
NF
(1)
&
K
ia
3
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+12v
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1
@
15
2
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