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REST
TIEN
16MS
1MHZ
I03E
XICC
5MHZ
SIE2
A21-A18
XXJ
FDAK
SO'K
CBSY
A3-AO
l51N
INTI
XIKX
X\QJ
KRXD
KRXC
l51N
INTI
Xl<X
X\QJ
DCLK
l<FU'.I
2MHZ
WSC-PARK(NEC)
110 CONTROLLER
bU
'.JI
bl
(TOP
VIEW)
l(!lJ
jlJ
22
.
24
.r
l
49
3
TIMER
50
CXlllTR:ll
f
21
_.J
INNER BUS
r
47
~
ENAIJLE
f
46
:!!
READ. WRITE ACK
78
CXlllTR:ll
r
2-5
ADCRESS DECOPD
1
99
-•
76
__...
25
45
I--
100
CENTAONICS VF
~
a:MRJ.L
r.=
6-9
28
ADDRESS DECORD
23
__...
INTERRUPT !.ODE
27
a:MRJ.L
29
.
1..-J
79
_..
~
I
~
I
STATUS
l
KBD
1\-0JSE CCNTROU.
BUFFER
BUFFER
L.
sa
95
.fK~~7A~
""-»<
96
97
J~~A~
98
BUFFER
BUFFER)---
28
23
u-
27
29
-~
'-----
79
63
26
J
FOM ACK GENEFlll TE
r
48
KBDM::USECLOCKGENEFlllTE
J
NWS-1510/1530/1580
3~
37_.
8?...,.
69
43
"
'3....
36
.21.
1:
67
68
h..
110~
71
Zi::
73
74
61
94
9;!,,.
92
3:C..,
3£..
35_.
34
68
87
so.-
81
I
I
11....
12
1~
8~
81
I
10~
I
3Q..
31
8~
86
XINT
100H
XRSH
iCeS
XIAO
XIWR
DSAK
ssa
XFEO
)ffi)
XSC2
XRTC
XEER
XDA1
XDA2
XSAL
XLCE
XRX
XSSI
XTER
CENT
XCl'B
XCNT
MIN
LSOT
XISC
XN:;T
RWB
KBTX
DBG1
D8GO
024
025
6,14,13
031-026
XKNT
EO
RX96
RX12
PIN
12
1.1_
14
15
16
20
21
22
23
24
25
26
27
28
29
30
31
33
34
35
39
40
5-21
1/0
PIN NAME
XXJ
A21
A20
A19
A18
A3
A2
A1
AO
CN)
1/0
024
1/0
025
0
026
0
027
CN)
0
028
0
029
0
030
0
031
voo
ICBE
FEST
AW
TIEN
lCDS
l<FU'.I
INTI
Xl<X
A::M;
0
R:Ml
0
LSOT
CN)
0
XN:;T
0
XlSC
0
SSEL
0
100H
0
XNT
MIN
CN)
PIN
110
PIN NAME
PIN
1/0
PIN NAME
\.OD
0
DBGO
•2
0
~
82
0
)ll1SH
43
0
XIRD
83
CN)
44
XIWR
8•
0
'lX96
45
XAS
85
0
AX12
46
SMHZ
86
0
EO
XICC
87
0
KBTX
2MHZ
88
0
XKNT
16MS
0
XMNT
50
1MHZ
90
CN)
51
Fffi'.l
91
voo
52
no-r.
n
0
XCNT
53
DCLK
93
0
XC1B
54
__YQ3j_
9•
0
C8'll'
55
INTH
95
KRXD
56
INTL
96
KRXC
AST
97
MRXD
56
0
RWR
96
M'!XC
59
0
_ms_
99
FDAK
60
_CM)_
100
-1
C8SY
61
0
lCTER
62
0
XFEO
63
0
)ffi)
6•
0
XSC1
65
0
XSC2
66
CN)
67
0
XHTC
68
0
XEER
69
0
XDA1
70
0
XDA2
71
0
XSAL
72
0
XLCE
73
0
XFDC
H
0
XSSI
75
CN)
76
SCAK
~
78
SIE2
79
I
X\QJ
0
DBG1
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