Service Manual

IC6 DCC
IC CUSTOM CHIP DCC QFP
Parts No. : 315-5778
•Top View
80
81
100
•Pin Name
No.
1/0
I
I
I
2
0
3
0
4
0
5
-
6
0
7
0
8
I
0
9
0
10
0
II 0
12
0
13
0
14
0
15
-
16
-
17
0
18
0
19
0
20
0
21
0
22
0
23
0
24
0
25
-
26
-
27
I
28
I
29
I
30
I
31
I
32 I
33 I
34
I
Name
TESTl
TESTO
BEN
BDIR
VSS
DAO
DAI
DA2
DA3
DA4
DAS
DA6
DA7
DA8
vss
VDD
DRASO
DRASl
DRAS2
DRAS3
DUCAS
DLCAS
DWE
DOE
vss
VDD
Al
A2
A3
A4
A5
A6
A7
AS
51
30
50
I
I
!
I
31
No.
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
1/0
I
I
I
I
I
-
-
I
I
I
I
I
I
I
I
I
I
I
-
0
0
-
I
I
I
-
I
I
I
0
-
-
I
I
-41-
Name No.
1/0
Name
A9 69 I
I
WEO
AlO
70
-
vss
All
71
0 BACK
Al2
72 0
EXBACK
A13
73
0 BRLS
VSS 74
-
VSS
VDD 75 I BGR
A14
76 I
I
BREQ
Al5 77 I
I
EXBREQ
Al6
78
0
MFT1
A17 79
0
SFTl
Al8
80
-
VDD
A19 81
I
I
CK
A20
82
-
VSS
A2l
83 I RESET
A22 84 I
BS
A23 85 I
EWT
A24
86
0
IOCE
vss
87
0
EXT CEO
IREQl 88
0
EXTCEI
IREQ2 89 0 EXTCE2
VDD
90
-
vss
IVECF
91 -
VDD
RD/WR 92 I HINT
RD 93 I
VINT
vss 94 I DECON
CS2 95
0
ROMCE
CSl 96
0
SMPCCE
cso
97 0 SRAMCE
WAIT
98 0
MOE
VDD
99
0
MWR
vss
100
-
vss
WTIN
WEI