Roland Edirol StudioCanvas SD-80 - Circuit Diagram (Main Board 2;7)

May.2002 SD-80
CIRCUIT DIAGRAM (MAIN BOARD 2/7)
fig.mb-sch2
CPU Block
NOTE : "NIU" means "Not In Use."
POWER
BLOCK
LEVEL _CONV.
Block
LEVEL _CONV.
Block
USB
Block
INTER FACE
Block
LEVEL _CONV.
Block
3A4
3A6
3A7
3A8
3A11
3A20
3A12
3A14
3A5
3A1
3A9
3A17
3A15
3A18
3A16
3A2
3A3
3A10
3A13
3A24
3A19
3D4
3D0
3D9
3D5
3D13
3D11
3D14
3D8
3D12
3D15
3D2
3D7
3D10
3D1
3D6
3D3
3D22
3D23
3D20
3D19
3D16
3D21
3D17
3D18
3D27
3D30
3D25
3D24
3D29
3D26
3D31
3D28
3RDWR
3XWRUL
3XWRUU
3XWRLU
3XWRLL
3XRD
3XCSIPC
3XCSTG
3RSTDAC
3XWAIT
AUDATA3
AUDATA2
AUDATA1
AUDATA0
XASEBRKAK
XTR ST
TDO
TMS
TCK
TDI
3CKO
3XCSR AM
3XRAS
3CKO
3RDWR
3XWRLL
3XCAS
3CKE
3XWRLU
3D0
3D8
3D10
3D5
3D2
3D1
3D11
3D14
3D13
3D15
3D12
3D7
3D4
3D6
3D3
3D9
3A9
3A4
3A6
3A11
3A12
3A7
3A3
3A8
3A2
3A5
3A10
3A13
3D31
3D29
3D28
3D27
3D26
3D25
3D24
3D23
3D22
3D21
3D20
3D19
3D17
3D16
3D18
3XCSR AM
3XRAS
3XCAS
3CKE
3RDWR
3XWRUL
3XWRUU
3D30
3A11
3A5
3A4
3A9
3A3
3A13
3A7
3A12
3A10
3A2
3A6
3A8
3CKO
3D15
3D2
3D5
3D12
3D3
3D1
3D13
3D11
3D9
3D7
3D10
3D8
3D4
3D6
3D0
3D14
3A13
3A15
3A17
3A11
3A19
3A3
3A8
3A16
3A10
3A12
3A9
3A6
3A1
3A2
3A14
3A5
3A20
3A7
3A4
3A18
AUDCK
XASEMD0
AUDATA2
AUDATA1
AUDATA0
AUDATA3
XAUDSYNC
TDO
XASEBRKAK
TDI
XTR ST
TMS
TCK
3XRST CPU
AUDCK
XAUDSYNC
XASEMD0
3A1
3A2
3A3
3A4
3A5
3A6
3A7
3A8
3D0
3D1
3D2
3D3
3D5
3D4
3D7
3D6
3D10
3D12
3D9
3D14
3D11
3D15
3D8
3D13
3XCSR AM
3XCSR OM
3RSTTG
3XCSR OM
3XWRLL
3XRD
WPFR
XVPP
3A21
3A21
XVPP
WPFR
3AMUTE
3CKE
3XCAS
3XRAS
+
D3.3
+
D3.3
D
D
+
D3.3
D
D
+
D3.3
D
+
D3.3
D
+
D3.3
+
D3.3
D
D
D
D
D
D
D
D
+
D3.3
+
D3.3
D
D
+
D3.3
+
D3.3
+
D3.3
+
D3.3
+
D3.3
D
D
+
D.19
+
D.19
+
D.19
+
D.19
+
D3.3
+
D3.3
D
+
D3.3
D
+
D3.3
+
D3.3
+
D3.3
+
D3.3
D
D
D
RA4
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA2
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA8
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA15
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA16
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA13
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA11
22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA1
0
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
R7
10k
R 8 100
R13
0
R 9 100
C24
0.01u
C21
0.01u
C22
0.01u
C23
0.01u
C42
10u/6.3V
C20
0.1u
C19
0.01u
C43
NIU
R6
10k
RA14
10k
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
TP2
1
C35
0.01u
C34
0.01u
C36
0.01u
C33
0.01u
C37
0.01u
C38
0.01u
C39
0.01u
C40
0.01u
C41
0.01u
C44
0.01u
C45
0.01u
C46
0.01u
C18 470p
C17 470p
C11
0.01u
C14
0.01u
C15
0.01u
C12
0.01u
C13
0.01u
C10
0.01u
RA10 22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA9 22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
IC4
LC3816161ET-70
or equivarent
exept HY57V161610
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
VDD
DQ0
DQ1
VSSQ
DQ2
DQ3
VDDQ
DQ4
DQ5
VSSQ
DQ6
DQ7
VDDQ
LDQM
WE
CAS
RAS
CS
A11
A10
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
UDQM
NC
VDDQ
DQ8
DQ9
VSSQ
DQ10
DQ11
VDDQ
DQ12
DQ13
VSSQ
DQ14
DQ15
VSS
C16
10u/6.3V
C26
0.01u
C29
0.01u
C30
0.01u
C27
0.01u
C28
0.01u
C31
0.01u
RA21 22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
RA19 22
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
C32
10u/6.3V
R12
10k
RA22
10k
18
27
36
45
CN2
DX10M-36S
NIU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
R11NIU
RA12
10k
18
27
36
45
R14
10k
R15
10k
R 10 10k
IC37
TC7SH04FU
2 4
53
IC3
LH28F160BJ E-B-BTL90@
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
A15
A14
A13
A12
A11
A10
A9
A8
A19
NC
WE
RP
VPP
WP
RY/BY
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
CE
GND
OE
DQ0
DQ8
DQ1
DQ9
DQ2
DQ10
DQ3
DQ11
VCC
DQ4
DQ12
DQ5
DQ13
DQ6
DQ14
DQ7
DQ15/A-1
GND
BYTE
A16
C9
10u/16V
C213 0.1u
IC5
TC7SH04FU
2 4
5
3
R93
NIU
R91
3.3k
R90
10k
R89
10k
C212
0.1u
C8
0.1u
RA3
0
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
RA5
10k
12
3 4 5 6 7 8 9 10
RA6
10k
12
3 4 5 6 7 8 9 10
RA17
10k
12
3 4 5 6 7 8 9 10
RA18
10k
12
3 4 5 6 7 8 9 10
RA20
10k
1 2 3 4 5 6 7 89
10 11 12 13 14 15 16
SW1A
SSSS222-01-A
NIU
12
11
13
SW1B
SSSS222-01-A
NIU
22
21
23
IC2
HD6417706F133
77
78
79
80
81
82
83
85
87
88
89
90
91
92
94
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
116
118
119
120
121
122
124
127
131
132
133
134
135
136
138
140
141
142
143
144
145
146
147
149
157
159
162
165
166
171
172
173
174
76
75
74
72
70
69
68
67
66
65
64
62
60
59
58
57
56
55
54
53
52
50
48
47
46
45
5
6
7
8
9
10
12
14
15
16
17
18
20
22
23
24
26
28
29
30
31
32
33
34
35
36
38
40
41
42
43
44
21
73
117
150
19
71
115
130
148
170
175
176
13
27
39
51
63
86
95
139
158
25
37
49
61
84
93
137
156
11
123
125
126
128
1
4
2
3
161
160
155
154
153
152
151
169
168
167
164
129
163
BS/PTC[0]
RD
WE0/DQMLL
WE1/DQMLU/WE
WE2/DQMUL/ICIOR D/PTC[1]
WE3/DQMUU/ICIOWR/PTC[2]
RD/WR
CS0
CS2/PTC[3]
CS3/PTC[4]
CS4/PTC[5]
CS5/CE1A/PTC[6]
CS6/CE1B/PTC[7]
CE2A/PTD[6]
CE2B/PTD[7]
RASL/PTD[0]
RASU/PTD[1]
CASL/PTD[2]
CASU/PTD[3]
CKE/PTD[4]
IOIS16/PTD[5]
BACK
BREQ
WAIT
DACK0/PTE [0]
DACK1/PTE [1]
DRAK0/PTE [2]
DRAK1/PTE [3]
AUDATA[0]/P TF [0]
AUDATA[1]/P TF [1]
AUDATA[2]/P TF [2]
AUDATA[3]/P TF [3]
AUDSYNC /PTF [4]
TDI/PTG[0]
TCK/PTG[1]
TMS/PTG[2]
TRST/PTG[3]
TDO/PTF[5]
ASE BR KAK/PTF[6]
ASE MDO
CAP1
CAP2
XTAL
EXTAL
S TATUS0/PTE [4]
S TATUS1/PTE [5]
TCLK/PTE[6]
IRQOUT/PTE[7]
CKIO
TXD0/SCPT[0]
SCK0/SCPT[1]
TXD2/SCPT[2]
SCK2/SCPT[3]
RTS2/SCPT[4]
RXD0/SCPT[0]
RXD2/SCPT[2]
CTS2/IRQ5/SCPT[5]
RESETM
NMI
AUDCK/P TG[4]
ADTRG/PTG[5]
RESETP
CA
AN[0]/PTJ [0]
AN[1]/PTJ [1]
AN[2]/DA[1]/P TJ [2]
AN[3]/DA[0]/P TJ [3]
A25
A24
A23
A22
A21
A20
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
D31/P TB[7]
D30/P TB[6]
D29/P TB[5]
D28/P TB[4]
D27/P TB[3]
D26/P TB[2]
D25/P TB[1]
D24/P TB[0]
D23/P TA[7]
D22/P TA[6]
D21/P TA[5]
D20/P TA[4]
D19/P TA[3]
D18/P TA[2]
D17/P TA[1]
D16/P TA[0]
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
VCC
VCC
VCC
VCC
VSS
VSS
VSS
VSS
VSS
AVS S
AVC C
AVS S
VCCQ
VCCQ
VCCQ
VCCQ
VCCQ
VCCQ
VCCQ
VCCQ
VCCQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VSSQ
VCC-PLL1
VSS-PLL1
VSS-PLL2
VCC-PLL2
VCC-RTC
VSS-RTC
XTAL2
EXTAL2
DREQ1/PTH[6]
DREQ0/PTH[5]
IRQ4/PT H[4]
IRQ3/IRL3/PTH[3]
IRQ2/IRL2/PTH[2]
IRQ1/IRL1/PTH[1]
IRQ0/IRL0/PTH[0]
MD5
MD4
MD3
MD2
MD1
MD0
RA7 0
18
27
36
45
Q8
2SA1530A
1
3 2
IC6
LC3816161ET-70
or equivarent
exept HY57V161610
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
VDD
DQ0
DQ1
VSSQ
DQ2
DQ3
VDDQ
DQ4
DQ5
VSSQ
DQ6
DQ7
VDDQ
LDQM
WE
CAS
RAS
CS
A11
A10
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
NC
CKE
CLK
UDQM
NC
VDDQ
DQ8
DQ9
VSSQ
DQ10
DQ11
VDDQ
DQ12
DQ13
VSSQ
DQ14
DQ15
VSS
C25
470u/6.3V
12MHZ
3XRST CPU
3XRST
3D[0..15]
3A[1..8]
3A24
3OBF
3IBF
3XINT V0
3XINT V1
3XRD
3XCSIPC
3XCSTG
3XRST DAC
3XRSTTG
3AMUTE
CONTRAST
3XWAIT
3XWRLU
3XENC A
3TXD1
3RXD1
3TXD2
3RXD2
3XENC B
3XENC SW
2423