M/-3500
/"PD8251
64K
D-RAM
,"PD2114
I.2C
inC
KM.C
(
M>C
mC
""'C
IX.Q
I-7C
'-^C
TJ^C
tit
RP>C
RXR1»C
1
28
2 27
1 20
1
25
t 23
7
22
8 21
Q
2(i
10
19
11
18
12
17
13
16
14
15
D»i
i'-C
310 i*C
Ihu '*C
^RVT
IMC
DIM
R iwC
DKT^
H2C
JDSK
I>lC
"~K I K (_ I H 0 f"~
3r\hMi'r.
c.vrhoC
DcTS
i-MC
1
21
2
U
3 22
4
21
5 20
6
It
7 18
8 17
10
15
11
14
12
13
3V uC
3^i<
IIINC
D^T)
T c
D<^
"k\sC
DM
we
D
^ \^C
D(.IK2
\i C
~~l(
A Th 2
DLI
M
1
It.
2 1 >
1 11
1
I .
i
1.
i, } '
7
10
H
H.M,
urc
DPvs
A\&C
DI>OI
i ^iC
H \i
^^^C
D\<
\M'C
DM
uiC
3 V.
\\2C
3\-
r^c
(,M,C
1
U
2 17
t 16
i 1 >
14
K
\M
f.
13
7 12
8 H
M
10
PHc
D
\\7
D
\\8
D ws-
D'
"i
D 1 <>2
3 1 03
D 1 <>4
D»h
D'.AIh
1
D<H
Tl
DTXRDY
2364
sec
AI2|~
A7C
A6C
A5C
A4C
«tl
A2C
AlC
AOC
DOC
Dl
C
D2C
GNDC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
M-ROM
26
25
24
23
22
21
20
19
18
17
16
15
H
v
cc
DLSI/CM"
csiT
><PB61O2R-O01
0@0©0©000©0
@®@®@©@@®@®
MEMORY
MAPPER
TOP \ 1 F»
©©
©©
©©©©©©©©©©
2O1
6P
M58725-15
6116P-3
A7C
A6C
A5C
A4C
A3C
\2C
AlC
AOC
i>i
C
1>2C
•03
C
.MC
~ ^~
2
3
4
5
6
7
8
9
10
II
12
24
23
22
21
20
11
18
17
16
15
14
13
D
V
U)
DA8
DAS
]K'-»
3cFI
D
AIO
]c_!-2
3 1 1)8
3 1
XT7
3 1 'J6
3 I 1)5
3 I 04
DOT
306
A7C
A6C
A5C
A2C
02
C
03
C
2764
3
P
-
KOM
26
4
K
5 2-1
6
23
[D All
3
MO
308
Do-
Doe
305
PIN ffc
1
2
3
4
5
6
7
8
M
10
S I
GNA1
ST
DO
Dl
D2
D3
D4
D5
ns
,r
\1
5
PIN
It
1 1
12
13
14
15
16
17
18
I"
20
SIC.NA1
Al 4
Al
3
A 1
SKO
AR1
3
AR1
4
\K1
*
1' i 1
1
O\
IMS Hi
21
22
2j
24
2S
26
27
28
-
30
S1C.NAI
sRrn
kOl B
KOAB
ROBR
KI;LB
RO[>n
K-,
Mi
K'-MH
I 1
ksim
1'is
No
31
32
33
34
35
36
37
38
40
SK.NM
SM_K
•RTTti
kh2B
WATB
RLMB
1TI-B
i
roB
IT] R
i
i ; i,
VkOIl
PIS »>
41
42
43
44
45
46
47
48
50
s
K.-.'u
»RB
IT3B
IT4B
She
(,M>
(AD
S»l
su 2
\"
Rl-SH
51
52
53
54
55
56
57
58
59
60
SW3
S»4
(,M>
h»l
(.SD
H)2
SYSR
H>3
COAB
RO 1 B
61
62
63
64
65
66
67
68
69
70
C,M>
(,ND
K02B
K03B
HDD
(.1
k
K04B
MPX
(,M>
C
ASB
71
72
7d
(.NO
1MB
Nt
20