Roland Dr. Sample SP-303 - Circuit Diagram(Digital1)

26
Mar.2001 SP-303
CIRCUIT DIAGRAM(DIGITAL1)
fig.digital1
MIDI IN
RESET
SW SCAN
LED & VO L
CP
U
CPU
FLASH
DATA
TO SW BOARD
CN10
TO SW BOARD
CN8
C
C
GA-DMA-ACK1
C
GA-DMA-REQ1
F
C
F
D
GA-DMA-ACK0
C
MIDI IN
C
C
GA-DMA-REQ0
RESET
C-SMUTE
A-MUTE
+
D3.3
+
D3.3
D
+
D3.3
+
D3.3
+
D3.3
+
D3.3
D
D
D
D
D
D
D
D
D
D
D
D
D
+
D3.3
D
D
D
D
+
D3.3
+
D3.3
D
D
D
D
D
D
D
D
D
+
D3.3
R84
10k
D2
MA111
1 2
R80
560
RA9
EXBV8V470JV
1 8
2 7
3 6
4 5
R194
1k
R196
1k
C210
0.01
C110 10/16
C118
0.1
C121
0.1
IC25
PC400
1
3
4
5
6
C113
0.01
RA8
EXBA10E103J
12
3 4 5 6 7 8 9 10
IC43E TC74VHC04FT
1110
IC43D TC74VHC04FT
98
IC43F
TC74VHC04FT
1312
IC43G
TC74VHC04FT
147
IC43C TC74VHC04FT
56
IC43A TC74VHC04FT
12
IC43B TC74VHC04FT
34
C223
0.01
C234 0.01 C235 0.01 C238 0.01 C239 0.01 C236 0.01 C237 0.01
C135
0.01
C114
0.01
C126
C112 0.01
C128
RA25
EXBV8V101JV
1 8
2 7
3 6
4 5
RA23
EXBV8V101JV
1 8
2 7
3 6
4 5
C111
0.01
RA16
EXBV8V680JV
1 8
2 7
3 6
4 5
X2
AT-49 6.4
M
1 2
RA22
EXBV8V101JV
1 8
2 7
3 6
4 5
R195
1k
RA20
EXBV8V101JV
1 8
2 7
3 6
4 5
RA21
EXBV8V101JV
1 8
2 7
3 6
4 5
R83
10k
RA19
EXBV8V101JV
1 8
2 7
3 6
4 5
RA14
EXBV8V680JV
1 8
2 7
3 6
4 5
RA13
EXBV8V680JV
1 8
2 7
3 6
4 5
CN7
5045-07A
1
1
2
2
3
3
4
4
5
5
6
6
7
7
IC28
S-80927ALMP-DAQ-T2
CD
5
VSS
3
OUT
1
VDD
2
NC
4
R235 47
RA18
EXBV8V101JV
1 8
2 7
3 6
4 5
C208
0.01
C255 100p
C253 100p
C254
100p
C209
0.01
1
4
2
5
3
JK5
YKF51-5047
5 2 4
R81
120
R82
100
L4
N2012Z601T02
L3
N2012Z601T02
CN6
RIBON CABLE 14P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
L15
N2012Z601T02
L16 N2012Z121T02
L17 N2012Z121T02
L18 N2012Z121T02
L19 N2012Z121T02
L20 N2012Z601T02
R241 220
R242 100
L13
N2012Z601T02
RA11
EXBV8V680JV
1 8
2 7
3 6
4 5
C249
0.01
C251
0.01
C258
0.01
C250
0.01
C133
0.1
R244
1M
IC23
V850E/MS1
DMARQ3/INTP103/P07
1
DMARQ2/INTP102/P06
2
DMARQ1/INTP101/P05
3
DMARQ0/INTP100/P04
4
P03/TI10
5
P02/TCLR10
6
P01/TO101
7
P00/TO100
8
VSS
9
DMAAK3/INTP113/P17
10
DMAAK2/INTP112/P16
11
DMAAK1/INTP111/P15
12
DMAAK0/INTP110/P14
13
P13/TI11
14
P12/TCLR11
15
P11/TO111
16
P10/TO110
17
TC3/INTP123/P107
18
TC2/INTP122/P106
19
TC1/INTP121/P105
20
TC0/INTP120/P104
21
P103/TI12
22
P102/TCLR12
23
P101/TO121
24
P100/TO120
25
ANI7/P77
26
ANI6/P76
27
ANI5/P75
28
ANI4/P74
29
ANI3/P73
30
ANI2/P72
31
ANI1/P71
32
ANI0/P70
33
AVDD
34
AVREF
36
AVSS
35
P20/NMI
37
P21
38
TXD0/SO0/P23
39
RXD0/SI0/P23
40
P24/SCK0
41
P25/TXD1/SO1
42
P26/RXD1/SI1
43
P27/SCK1
44
VDD
45
INTP133/SCK2/P37
46
INTP132/SI2/P36
47
INTP131/SO2/P35
48
P34/INTP130
49
P33/TI13
50
P32/TCLR13
51
P31/TO131
52
P30/TO130
53
P117/INTP143/SCK3
54
P116/INTP142/SI3
55
P115/INTP141/SO3
56
P114/INTP140
57
P113/TI14
58
P112/TCLR14
59
P111/TO141
60
P110/TO140
61
CVDD
62
X2
63
X1
64
CVSS
65
CKSEL
66
MODE0
67
MODE1
68
MODE2
69
MODE3
70
RESET
71
P127/INTP153/ADTRG
72
P126/INTP152
73
P125/INTP151
74
P124/INTP150
75
P123/TI15
76
P122/TCLR15
77
P121/TO151
78
P120/TO150
79
CLKOUT/PX7
80
WAIT/PX6
81
PX5/REFRQ
82
VSS
83
P97/HLDRQ
84
P96/HLDAK
85
P95/OE
86
P94/BCYST
87
WE/P93
88
RD/P92
89
UCAS/UWR/P91
90
LCAS/LWR/P90
91
CS7/RAS7/P87
92
CS6/RAS6/P86
93
CS5/RAS5/P85
94
RAS4/CS4P84
95
CS3/RAS3/P83
96
CS2/RAS2/P82
97
CS1/RAS1/P81
98
CS0/RAS0/P80
99
HVDD
100
A23/P67
101
A22/P66
102
A21/P65
103
A20/P64
104
A19/P63
105
A18/P62
106
A17/P61
107
A16/P60
108
A15/PB7
109
A14/PB6
110
A13/PB5
111
A12/PB4
112
A11/PB3
113
A10/PB2
114
A9/PB1
115
A8/PB0
116
VSS
117
A7/PA7
118
A6/PA6
119
A5/PA5
120
A4/PA4
121
A3/PA3
122
A2/PA2
123
A1/PA1
124
A0/PA0
125
HVDD
126
D15/P57
127
D14/P56
128
D13/P55
129
D12/P54
130
D11/P53
131
D10/P52
132
D9/P51
133
D8/P50
134
VSS
135
D7/P47
136
D6/P46
137
D5/P45
138
D4/P44
139
D3/P43
140
D2/P42
141
D1/P41
142
D0/P40
143
VDD
144
C278 100p C277 100p C276 100p C274 100p C275 100p
C270 100p C269 100p C267 100p C272 100p C268 100p C271 100p C266 100p C273 100p
RA6
EXBV8V470JV
1 8
2 7
3 6
4 5
CN5
RIBON CABLE 13P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
C226 0.01 C227 0.01
C279 100p C280 100p C281 100p
C282 100p C283 270p C284 270p C285 270p C286 270p
DA20
MA147-(TX)
21
3
C119
10/16
C134
0.1
C120
0.01
C257
100p
L35 N2012Z601T02
L36 N2012Z601T02
L37 N2012Z601T02
L38 N2012Z601T02
L39 N2012Z601T02
C307
270p