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III
I
~
HARD DISK IIF CIRCUIT
I
5 ADR7"-O
(7l
TAG 2
(JJ
CPUCLK
(5)
RST
3
WRITE
3
lYFREi5
READ
3
0
Q
ra!3
HiJSAK
I
STATUS READ
l:5l
READ GATE
WRITE GATE
5
NRZRO
5
NRZWO
:::
AMFDUND
>-
READ CLK
AM WRITE
OIR
2FCLK
I
ORWC
1F-2
H
L2-1
6
HSEL2-0
I
7'5SEL I
16\
OSELO
AOR 7
55
ADR7
AOR 6
54
ADR6
IJ.OR 5
53 ADR5
AOR 4
52
AOR4
51
OR3
~
~;
50 AOR2
49
ADRI
410J
AOR 0
48 ORO
2
D S ,
/;(.:25
3
, 6
2
3
C3
"
5A
I
I
~
IOOOpF
J,
10 LS32
7 REST
8
9J
4A
I
NCL2002
I A
46 WRT
27 MERO
45 RED
5 lORD
12 BACK
37
STRI
19 ROGT
18 WTGT
17 ROOT
16 WroT
15 AMFD
13 ROCK
8 AMWT
LSI4
6 0IR
il'
2
14 2FCK
IF
47 0RWC
22 HS2'
21 HS2/
20 HS20
39 0S2
38 0S1
Ys
0IJ.TIJ.7~O~~
OB7
29
DATA 7
OB6
30
DATA 6
OB5 31
DATA 5
OB4
32
DATA 4
OB3
33
DATA 3
OB2 34
DATA 2
OBI
35
DATA I
OBO
36
DATA 0
SO 6",0
Ji)
506 62
506
505
63
505
504
64
504
503
503 I
502 2
502
501 3
SO I
500 4
500
WOAT 9
WRITE DATA
.i&
WRTG
26
WGTE
5
WGTE
56
-<I-RM2
I
68Ka
fORD 40
:ENVJ
i
5
/DREIJ.O
I
~
JOWT 41
: t""J.:4
fO RITE
I
MREO 43
: t""J.:7
MREAO
I
MWRT 44
: '--\Mo:2
MWRITE
I
..
----_
..
CSO 59"C50
NC
CSI
60
CS I
(i)
CS2 61
CS2
(2)
CS3 23
CS3
NC
CS4
24
r:s4
I
AMWO /I AM WRITE 0 NC
2658
i>-
CFI5
O./j..JF
110,25
42,57 7
(!l
I
..,
g
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