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ROM
(1, 5.
8,
1 1 . 14)
FIR
( I .
5 .
8.
1 1 . 14)
FIR
(1. 4, 5, 7. 8. 13. 14. 15, 16)
TFI
(1. 4. 5. 8. 13. 14, 15. 16)
TR
(1, 14. 15. 17) AI9
(1. 14. 15. 17, 18) A I 8
(1. 1 1 . 14, 15, 17) A17
(1, 11 . 15. 17) A16
e
l5
17-
kg
1 A l l Y 1 - 1 8
1A2 1 Y 2 . I 6
1 A 3 1 Y 3 - I 4
1A4 1Y4.I2
I 1 . 2 A l 2 Y 1 9
2A2 2 Y 2 7
2A3 2Y3
2A4 2Y4
3
GND 10
IC12
(1. 4. 5, 11. 14, 17)
(1, 4. 5, 11. 14. 17)
(1. 4. 5, 1 1 . 14, 17)
(1. 4, 5, 11, 14, 17)
(1. 4.
5.
8, 11 . 14, 17)
(1.
4, 5, 7. 8. 11, 14, 16, 17)
( I .
4. 5, 7. 8. 11, 14, 16, 17)
(1. 4,
5,
7, 8. 11. 13. 14. 17)
A7
A6
A5
A4
A3
A2
A I
A0
.
,
11,
~
l7
I
,hn
1 A l 1 Y 1
1A2 1Y2
l6
1A3
1 Y 3
i:
l A 4 1Y4
2A1 2Y1
2A2 2Y2
I 5 ~ 2 A 3 2Y3
2A4 2Y4
=IC13
GND 10
74HC125
9 -
I I
BA15
BA14
BA 13
BA12
B A l l
BAIO
BA9
BA8
B 7
BA6
BA5
BA4
BA3
BA2
BA 1
6AO
,,
BAO
BA 1
BA2
BA3
BA4
BA5
BA6
BA7
BA8
BA9
BA 10
B A I l
l1
l5
l7
BA 12
t
BA13
+5v
1 A l 1 Y l . 1 8
1A2 1Y2 l6
1A3 IY3-:$
1A4 1Y4
2A1 2 Y l : 9
2A2 2Y2 -7
2A3 2Y3.5
2A4 2Y4
4
-
0
BA .BUS
ME83128
(14)
E R 7 J
(1, 5,
8,
11, 14)
1
1c15
qftSV
dc18
0 .
O I U
B D O
BD 1
BD2
BD3
BD4
BD5
BD6
BD7
(1,
4. 14, 16, 17) BEN
*
NO. 3
7-3
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