35
Dec.2004
DR-880
CIRCUIT DIAGRAM (MAIN, VOLUME)
fig.c-digital.eps
ESP4
XP7
CPU V850 MA1
WAVE ROM(128Mbit)
SDRAM(16Mbit)
FLASH MEM(16Mbit)
DRAM(4Mbit)
To SW BOARD
64fs
256fs
H/L
To Flash Writer
MAIN BOARD
(Digital)
To ENCODER BOARD
To VOLUME BOARD
33.8688MHz
Reset
USB
MIDI
To LCD
To MAIN BOARD
VOLUME BOARD
P/S
C86
VSS
VDD
DUTY1
DUTY0
D7/SI
D6
D5
D4
D3
D2
D1
D0
XRD
XWR
A0
XRESET
XCS
VOUT
WD2
WD8
WD5
WD11
WD10
WD10
WD9
TRS2
WD4
WD1
WD0
TRS0
WD13
TRS5
WD13
TRS0
WD1
WD0
WD9
WD7
WD12
WD11
WD4
WD12
WD3
WD6
WD3
WD6
WD8
WD7
WD5
WD2
WD14
WD14
WD15
WD15
TRS2
TRS1
TRS5
TRS1
TRS4
TRS4
TRS3
TRS3
WD15
WD0
WD2
SW_DATA7
SW_DATA1
SW_DATA3
CS6
SW_DATA2
SW_DATA0
D15
D14
D13
D12
D9
D8
D9
D8
D15
D12
D13
D14
D12
D13
D15
D15
D14
D9
D9
D8
D15
D15
D9
D14
D12
D14
D12
D8
D9
D13
D13
D8
D12
D14
D13
D8
D10
D11
D11
D10
D11
D10
D10
D11
D10
D10
D11
D11
WD4
WD9
WD1
WD8
WD10
WD3
WD11
WD12
WD5
WD13
WD6
WD14
WD7
SW_DATA6
SW_DATA4
SW_DATA5
A20
CS1
A19
A17
A22
A22
A18
A21
A14
A15
A20
A15
A21
A18
A16
A19
ENCB
A20
A14
CS3
A16
ENCA
CS0
A17
A8
ED2
A13
A11
ED3
D7
D4
EA3
TRR2
A7
D3
A0
D6
D6
D5
D7
A3
A3
ED5
TRR4
D2
A9
A2
A12
TRR5
TRR0
D4
A12
A8
A4
A5
A10
A4
D3
TRR0
CS4
D2
D2
ED7
TRR3
D6
A4
A4
D1
A7
ED0
A13
A3
TRR5
D0
A5
ED1
D6
A2
A8
A7
D7
A3
D7
ED1
ED7
TRR3
A5
A9
D5
A10
A7
D0
D3
D6
A6
A8
A7
D4
ED2
EA2
A10
A6
D1
A6
D1
A11
D0
D3
TRR1
D1
TRR4
A1
D0
D7
D7
TRR1
D5
EA1
EA5
EA6
A13
A5
A0
D5
A12
A6
A4
D1
D1
A1
D4
D3
D2
A1
D6
D6
D5
A10
A6
D7
ED4
D0
ED0
D2
D2
A2
A1
D0
ED5
A3
D3
D3
A11
D5
A12
A6
A4
A1
TRR2
D3
ED3
A9
D2
D5
D1
ED6
A13
D0
D4
D4
D1
ED4
D2
A9
A10
D0
D6
EA0
EA4
EA7
EA8
ED6
A5
A3
D5
A5
A9
A2
A2
A8
A1
A11
A11
A0
D4
A2
A0
D7
D4
XRST
XP_INT
XRST
ESP_INT0
XP_RST
XRST
SW_SCAN0
SW_SCAN1
SW_SCAN2
SW_SCAN3
SW_SCAN4
SW_SCAN5
SW_SCAN6
XRST
LED_DATA
LED_CLOCK
MODE2
MODE2
XRST
XRST
XP_INT
SW_SCAN1
SW_SCAN5
ESP_INT0
XP_RST
LED_DATA
SW_SCAN3
SW_SCAN4
SW_SCAN2
SW_SCAN0
LED_CLOCK
SW_SCAN6
D
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
D
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
D
D
D
D
D
D
D
D
D
D
D
+
D
3. 3
D
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
D
+
D
3. 3
+
D
3. 3
D
D
D
A
A
+
D
3. 3
D
D
+
D
3. 3
D
+
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
A
A
D
D
+
D
3. 3
+
D
3. 3
D
+
+
D
3. 3
+
D
3. 3
D
D
D
D
+
D
3. 3
D
D
D
+
D
3. 3
D
D
+
D
3. 3
D
+
D
3. 3
D
A
D
+
D
3. 3
D
D
D
D
D
A
D
+
D
3. 3
D
D
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
D
A
+
D
3. 3
D
D
D
+
A
D
+
D
3. 3
D
+
D
3. 3
A
D
+
D
3. 3
D
+
D
3. 3
D
A
D
D
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
+
D
3. 3
+
D
3. 3
D
D
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
+
D
3. 3
D
D
D
D
2
+ 1
2
+ 1
2
- 1
C47
0.1
C46
0.1
C49
0.1
C43
0.1
C41
0.1
C36
0.1
C31
0.1
C25
0.1
C38
0.1
C33
0.1
C28
0.1
C23
0.1
C20
0.1
C27
10/16
C40
0.1
C35
0.1
C30
0.1
X2
SG-8002JC(67.7376MHz)
OE
1
GND
2
OUT
3
VDD
4
C45
0.1
C73
10/16
C72
0.1
C99
10/16
C85
10p
C84
10p
C98
0.1
C67
0.1
RA26
10kx4
1
8
2
7
3
6
4
5
RA23
10kx4
1
8
2
7
3
6
4
5
C68
10/16
C61
0.1
C62
10/16
C80
0.1
IC15
TC7SH32FU
1
2
4
5
3
C8
0.01
C5
0.01
C2
10/16
X1
HC-49SM(6MHz)
1
2
R27
100
C7
0.01
C4
0.01
C3
10/16
C51
15p
R23
10k
C52
15p
R26
1M
RA10
N.I.U
1
8
2
7
3
6
4
5
RA8
N.I.U
1
8
2
7
3
6
4
5
RA9
N.I.U
1
8
2
7
3
6
4
5
RA36
47x4
1
8
2
7
3
6
4
5
C79
0.1
R35
3.3k
R33
6.8k
R38
6.8k
R34
1k
R52
100k
R53
100k
R55
100k
R56
100k
C86
0.0047
C87
0.0047
RA22
10kx4
1
8
2
7
3
6
4
5
RA25
10kx4
1
8
2
7
3
6
4
5
RA28
10kx4
1
8
2
7
3
6
4
5
RA30
4.7kx4
1
8
2
7
3
6
4
5
R29
10k
C48
0.1
R40
6.8k
IC16
S-80930CNMC-G80
OUT
1
VDD
2
VSS
3
NC
4
CD
5
C100
0.1
C89
0.1
R58
10k
C101
0.001
CN4
A2001WV2-10P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
IC4
M66291GP
CORE-VCC
1
GND
2
D-
3
D+
4
VBUS
5
TRON
6
TEST
7
DACK1
8
DREQ1
9
TC1
10
INT1/SOF
11
IO-VCC
12
XOUT
13
XIN
14
GND
15
CORE-VCC
16
A1
17
A2
18
A3
19
A4
20
A5
21
A6
22
D0
23
D1
24
D2
25
D3
26
D4
27
D5
28
D6
29
D7
30
D8/P0
31
D9/P1
32
D10/P2
33
D11/P3
34
IO-VCC
35
GND
36
D12/P4
37
D13/P5
38
D14/P6
39
D15/A0
40
HWR/BYTE
41
INT0
42
RD
43
LWR
44
CS
45
RST
46
DREQ0
47
DACK0
48
C16
0.1
C26
0.1
IC8
TC203C180AF003(XP7)
VDD5
1
SDIB
2
BCKB
3
WCKB
4
SDOC
5
VSS
6
SDOD
7
BCKC
8
WCKC
9
OUTP1
10
VDD5
11
VDD3
12
OUTP2
13
OUTP0
14
VSS
15
SYO
16
VSS
17
SYI
18
RW
19
DS
20
CA10
21
CA9
22
CA11
23
CA8
24
CA12
25
CA7
26
CA13
27
CA6
28
CA5
29
CA4
30
CA3
31
CA2
32
VDD5
33
CA1
34
CA0
35
CD15
36
CD0
37
CD7
38
VSS
39
CD8
40
CD14
41
CD1
42
CD6
43
VDD5
44
VDD5
45
CD9
46
CD13
47
CD2
48
CD5
49
CD10
50
VSS
51
CD12
52
CD3
53
CD4
54
CD11
55
VDD3
56
WAIT
57
CS
58
RESET
59
AS
60
VSS
61
INT
62
VSS
63
CK
64
TEST
65
VDD5
66
WA23
67
WA22
68
WA20
69
WA21
70
WA19
71
VSS
72
WA18
73
WA9
74
WA8
75
WA10
76
VDD5
77
WA7
78
WA11
79
WA6
80
WA12
81
WA5
82
VSS
83
WA13
84
WA4
85
WA14
86
WA3
87
VDD5
88
VDD5
89
WA15
90
WA2
91
WA16
92
WA0
93
WA1
94
WA17
95
VSS
96
WOE1
97
WOE0
98
WD15
99
VDD3
100
WD0
101
WD7
102
WD8
103
WD14
104
VSS
105
WD1
106
WD6
107
WD9
108
WD13
109
WD2
110
WD5
111
WD10
112
WD12
113
WD3
114
WD4
115
WD11
116
VSS
117
WCS0
118
WCS1
119
WCS2
120
VDD5
121
WCS3
122
WCS4
123
WCS5
124
WCS6
125
WCS7
126
VSS
127
WREQ
128
WACK
129
ED7
130
VSS
131
VDD5
132
VDD5
133
VSS
134
ED6
135
ED5
136
ED4
137
ED3
138
ED2
139
VSS
140
ED1
141
ED0
142
EWE
143
VDD3
144
RAS
145
CAS
146
EA8
147
EA0
148
VSS
149
EA7
150
EA1
151
EA6
152
EA2
153
EA5
154
EA3
155
EA4
156
VSS
157
SDOA5
158
SDOA4
159
SDOA3
160
SDOA2
161
SDOA1
162
SDOA0
163
VSS
164
VDD5
165
SDIA5
166
SDIA4
167
SDIA3
168
SDIA2
169
SDIA1
170
VSS
171
SDIA0
172
BCKA
173
WCKA
174
SDOB
175
VDD5
176
C32
0.1
C18
0.1
C37
0.1
C22
0.1
C34
0.1
C19
0.1
C39
0.1
C24
0.1
C44
0.1
C29
0.1
C14
10/16
C17
0.1
R4
10k
JK1
YKF45-0021
1
2
3
4
10
20
IC3
N.I.U (SN65220)
NC
1
GND
2
NC
3
B
4
GND
5
A
6
L3
ZCYS51R5-M3PAT
1
6
2
5
3
4
L1
N.I.U
L4
N.I.U
C6
N.I.U
C13
0.01
R5
1.5k
R9
27
C12
10/16
R6
27
C11
0.1
RA18
100kx4
1
8
2
7
3
6
4
5
R16
100
2
4
5
IN
OUT
2
4
5
JK2
YKF51-5054
12
14
15
22
24
25
30
40
50
60
C21
N.I.U
R20
22(1/2W)
R22
22
R15
120
L6
N1608Z601T01
L8
N1608Z601T01
L10
N1608Z601T01
L7
N1608Z601T01
C15
0.1
IC5
PC400T
1
3
4
5
6
R57
10k
RA6
100x4
1
8
2
7
3
6
4
5
R36
470k
R37
100k
R32
1M
C76
0.001
R19
N.I.U
C75
0.001
DA3
DA204U
2
1
3
DA2
DA204U
2
1
3
DA1
DA204U
2
1
3
D1
1SS352
1
2
D2
1SS352
1
2
R43
10k
R42
47
R44
47
R45
47
+
-
IC14B
M5218AFP
6
5
7
+
-
IC14A
M5218AFP
2
3
1
+
-
IC14C
M5218AFP
8
4
C58
0.1
C54
0.1
C57
0.1
C55
0.1
C56
0.1
C59
10/16
IC6
M12L16161A-7T
WE
15
UDQM
36
RAS
17
NC
33
NC/RFU
37
LDQM
14
DQ1
3
DQ0
2
CLK
35
CKE
34
CS
18
CAS
16
BA
19
A9
32
A8
31
A7
30
A6
29
A5
28
A4
27
A3
24
A2
23
A10/AP
20
A1
22
A0
21
VSSQ
4
VSSQ
10
VSSQ
41
VSSQ
47
VSS
26
VSS
50
VDDQ
7
VDDQ
13
VDDQ
38
VDDQ
44
VDD
1
VDD
25
DQ15
49
DQ14
48
DQ13
46
DQ12
45
DQ11
43
DQ10
42
DQ9
40
DQ8
39
DQ7
12
DQ6
11
DQ5
9
DQ4
8
DQ3
6
DQ2
5
RA11
N.I.U
1
8
2
7
3
6
4
5
L2
N.I.U
R18
N.I.U
R17
10k
L9
N1608Z601T01
R25
10k
R51
10k
R30
10k
R47 47
R48 47
C9
N.I.U
C10
N.I.U
IC7D
TC7W04FU
8
4
IC7B
TC7W04FU
3
5
IC7A
TC7W04FU
1
7
IC7C
TC7W04FU
6
2
IC9
MR27V12800J
BYTE
1
A16
2
A15
3
A14
4
A13
5
A12
6
A11
7
A10
8
A9
9
A8
10
A19
11
A21
12
A20
13
A18
14
A17
15
A7
16
A6
17
A5
18
A4
19
A3
20
A2
21
A1
22
A0
23
CE
24
VSS
25
VSS
26
OE
27
D0
28
D8
29
D1
30
D9
31
D2
32
D10
33
D3
34
D11
35
A22
36
VCC
37
VCC
38
D4
39
D12
40
D5
41
D13
42
D6
43
D14
44
D7
45
D15/A-1
46
VSS
47
VSS
48
CN3
N.I.U(B7B-PH-K-S)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CN12
WIRING VR BOARD
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
VR4B
RV142A-40E1(50kA)
10
20
VR4A
RV142A-40E1(50kA)
23
13
22
12
1
14
24
VR3A
RV110-40E1(50kB)
1
2
3
VR3B
RV110-40E1(50kB)
10
20
VR2A
RV110-40E1(50kB)
1
2
3
VR1A
RV110-40E1(50kB)
1
2
3
CN5
A2001WV2-4P
1
1
2
2
3
3
4
4
RA7 100x4
1
8
2
7
3
6
4
5
C204
0.1
R13
100k
IC28
TC7SH32FU
1
2
4
5
3
C215
0.1
C206
0.1
IC25
TC74VHC245FT
A8
9
A7
8
A6
7
A5
6
A4
5
A3
4
A2
3
A1
2
G
19
DIR
1
B8
11
B7
12
B6
13
B5
14
B4
15
B3
16
B2
17
B1
18
VCC
20
GND
10
L33
N1608Z601T01
RA3
100x4
1
8
2
7
3
6
4
5
C205
0.1
C82
150p
C81
150p
C83
150p
R300
10k
RA19
100kx4
1
8
2
7
3
6
4
5
L23
N1608Z601T01
RA13
47x4
1
8
2
7
3
6
4
5
RA12
47x4
1
8
2
7
3
6
4
5
C218
0.1
C216
0.1
C219
0.1
C217
0.1
CN2
22FE-BT-VK-N
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
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
C221
0.1
C222
0.1
C220
0.1
R31
10
R160 47
R1
10k
VR1B
RV110-40E1(50kB)
10
20
VR2B
RV110-40E1(50kB)
10
20
C239
68p
C246
68p
IC2
TC74VHC245FT
A8
9
A7
8
A6
7
A5
6
A4
5
A3
4
A2
3
A1
2
G
19
DIR
1
B8
11
B7
12
B6
13
B5
14
B4
15
B3
16
B2
17
B1
18
VCC
20
GND
10
R21
10k
CN1
20FMN-BTK-A
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
15
15
16
16
17
17
18
18
19
19
20
20
C247
68p
C248
10/16
R10 10k
L34
N1608Z601T01
C227
N.I.U
C226
N.I.U
C225
N.I.U
C78
0.001
C77
0.001
RA31
68x4
1
8
2
7
3
6
4
5
IC13
MBM29DL164BE-70
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
A19
9
NC(A20)
10
WE
11
RESET
12
NC(A21)
13
WP/ACC
14
RY/BY
15
A18
16
A17
17
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
A0
25
CE
26
VSS
27
OE
28
DQ0
29
DQ8
30
DQ1
31
DQ9
32
DQ2
33
DQ10
34
DQ3
35
DQ11
36
VDD
37
DQ4
38
DQ12
39
DQ5
40
DQ13
41
DQ6
42
DQ14
43
DQ7
44
DQ15/A-1
45
VSS
46
BYTE
47
A16
48
X3
HC-49SM(5MHz)
1
2
RA24
68x4
1
8
2
7
3
6
4
5
R54
10k
C91
0.1
RA21
68x4
1
8
2
7
3
6
4
5
RA32
68x4
1
8
2
7
3
6
4
5
R50
47
C96
0.1
R49
47
C97
0.1
RA34
68x4
1
8
2
7
3
6
4
5
C70
150p
RA27
68x4
1
8
2
7
3
6
4
5
C90
0.1
C93
0.1
C94
0.1
C95
0.1
C92
0.1
RA29
68x4
1
8
2
7
3
6
4
5
RA35
68x4
1
8
2
7
3
6
4
5
RA33
68x4
1
8
2
7
3
6
4
5
R46
47
RA20
68x4
1
8
2
7
3
6
4
5
IC11
UPD703106AGJ-086-UEN
D14/PDL14
1
D13/PDL13
2
D12/PDL12
3
D11/PDL11
4
D10/PDL10
5
D9/PDL9
6
D8/PDL8
7
VDD
8
VSS
9
D7/PDL7
10
D6/PDL6
11
D5/PDL5
12
D4/PDL4
13
D3/PDL3
14
D2/PDL2
15
D1/PDL1
16
D0/PDL0
17
VPP/MODE2
18
DRQ3/IP103/P07
19
DRQ2/IP102/P06
20
DRQ1/IP101/P05
21
DRQ0/IP100/P04
22
TO00/P03
23
IP001/P02
24
TIO00/IP000/P01
25
PWM0/P00
26
VDD
27
VSS
28
DMAAK3/PBD3
29
DMAAK2/PBD2
30
DMAAK1/PBD1
31
DMAAK0/PBD0
32
TO01/P13
33
IP011/P12
34
TIO10/IP010/P11
35
PWM1/P10
36
VDD
37
VSS
38
TC3/IP113/P27
39
TC2/IP112/P26
40
TC1/IP111/P25
41
TC0/IP110/P24
42
TO02/P23
43
IP021/P22
44
TIO20/IP020/P21
45
NMI/P20
46
VDD
47
VSS
48
ADTRG/IP123/P37
49
IP122/P36
50
IP121/P35
51
RXD2/IP120/P34
52
TXD2/IP133/P33
53
SCK2/IP132/P32
54
SI2/IP131/P31
55
SO2/IP130/P30
56
MODE1
57
MODE0
58
RESET
59
CKSEL
60
CVDD
61
X2
62
X1
63
CVSS
64
SCK1/P45
65
RXD1/SI1/P44
66
TXD1/SO1/P43
67
SCK0/P42
68
RXD0/SIO/P41
69
TXD0/SO0/P40
70
AVDD/AVREF
71
AVSS
72
P77/ANI7
73
P76/ANI6
74
P75/ANI5
75
P74/ANI4
76
P73/ANI3
77
P72/ANI2
78
P71/ANI1
79
P70/ANI0
80
VDD
81
VSS
82
P52/TO03
83
P51/IP031
84
P50/IP030/TI030
85
PCM5/SELFREF
86
PCM4/REFRQ
87
PCM3/HLDRQ
88
PCM2/HLDAK
89
PCM1/CLKOUT/BUSCLK
90
PCM0/WAIT
91
PCT7/BCYST
92
PCT6/OE
93
PCT5/WE
94
PCT4/RD
95
PCT1/UCAS/UWR/UDQM
96
PCT0/LCAS/LWR/LDQM
97
VDD
98
VSS
99
PCS7/CS7
100
PCS6/CS6/RAS6
101
PCS5/CS5/IORD
102
PCS4/CS4/RAS4
103
PCS3/CS3/RAS3
104
PCS2/CS2/IOWR
105
PCS1/CS1/RAS1
106
PCS0/CS0
107
PCD3/UBE/SDRAS
108
PCD2/LBE/SDCAS
109
PCD1/SDCLK
110
PCD0/SDCKE
111
VDD
112
VSS
113
PAH9/A25
114
PAH8/A24
115
PAH7/A23
116
PAH6/A22
117
PAH5/A21
118
PAH4/A20
119
PAH3/A19
120
PAH2/A18
121
PAH1/A17
122
PAH0/A16
123
VDD
124
VSS
125
PAL15/A15
126
PAL14/A14
127
PAL13/A13
128
PAL12/A12
129
PAL11/A11
130
PAL10/A10
131
PAL9/A9
132
PAL8/A8
133
VDD
134
VSS
135
PAL7/A7
136
PAL6/A6
137
PAL5/A5
138
PAL4/A4
139
PAL3/A3
140
PAL2/A2
141
PAL1/A1
142
PAL0/A0
143
PDL15/D15
144
IC12
LC32V4265CT-25-TLM-E
VCC
1
I/O1
2
I/O2
3
I/O3
4
I/O4
5
VCC
6
I/O5
7
I/O6
8
I/O7
9
I/O8
10
NC
13
NC
14
WE
15
RAS
16
NC
17
A0
18
A1
19
A2
20
A3
21
VCC
22
VSS
23
A4
24
A5
25
A6
26
A7
27
A8
28
OE
29
UCAS
30
LCAS
31
NC
32
I/O9
35
I/O10
36
I/O11
37
I/O12
38
VSS
39
I/O13
40
I/O14
41
I/O15
42
I/O16
43
VSS
44
RA15
47x4
1
8
2
7
3
6
4
5
R24
10k
R8 10k
R28
100
RA17
47x4
1
8
2
7
3
6
4
5
R7 10k
C249
0.1
C50
0.1
C42
0.1
R159 47
R41
47
R14
1.5k
IC10
TC223C080AF-101(ESP4)
VDD5
1
ED0
2
ED1
3
ED2
4
ED3
5
VSS
6
ED4
7
ED5
8
ED6
9
ED7
10
VDD5
11
WE
12
CAS
13
RAS
14
VSS
15
EA0
16
EA1
17
VDD3
18
EA2
19
EA3
20
EA4
21
VSS
22
EA5
23
EA6
24
EA7
25
VDD5
26
EA8
27
EA9
28
VSS
29
OSC
30
TESTB
31
ED8
32
ED9
33
ED10
34
ED11
35
VSS
36
VDD5
37
ED12
38
ED13
39
ED14
40
ED15
41
ED16
42
ED17
43
VSS
44
ED18
45
ED19
46
ED20
47
ED21
48
ED22
49
ED23
50
VDD5
51
RST2
52
RST1
53
VPOUT
54
VSS
55
TRCKIN
56
TRR0
57
TRR1
58
VDD3
59
TRR2
60
TRR3
61
TRR4
62
TRR5
63
VSS
64
DIRECT
65
CTYPE
66
EAMPX
67
RFRSH
68
PWRSAV
69
GRAMC
70
SHRMD
71
VSS
72
VDD5
73
INT1
74
INT0
75
XTESTT
76
CS
77
WR
78
RD
79
VSS
80
CA13
81
CA12
82
CA11
83
CA10
84
VSS
85
CA9
86
CA8
87
CA7
88
CA6
89
VDD5
90
CA5
91
CA4
92
VDD3
93
CA3
94
CA2
95
CA1
96
CA0
97
VSS
98
CD7
99
CD6
100
VDD5
101
CD5
102
CD4
103
CD3
104
CD2
105
CD1
106
CD0
107
VSS
108
VDD5
109
TRS5
110
TRS4
111
TRS3
112
TRS2
113
TRS1
114
TRS0
115
VSS
116
TRCKO
117
DA7
118
DA6
119
VDD5
120
DA5
121
DA4
122
DA3
123
VSS
124
DA2
125
DA1
126
DA0
127
VDD3
128
AD3
129
AD2
130
XTESTS
131
AD1
132
AD0
133
LRCK1
134
LRCK0
135
VSS
136
BCK1
137
BCK0
138
MCK1
139
VDD5
140
MCK0
141
SYO
142
SYI
143
VSS
144
C224
0.01
C245
68p
C65
0.1
C244
68p
C228
0.1
C66
0.1
C242
68p
C53
0.1
C74
0.1
C234
2.2/50
C240
68p
C60
0.1
C243
68p
C241
68p
C88
0.1
C238
68p
C235
68p
C237
68p
C236
68p
D12
RD5.6EB2
1
2
D13
N.I.U
1
2
C64
0
C69
0.22/50
C71
1/50
C229
N.I.U
C63
47/16
ESP_DA3
ESP_DA1
ESP_LRCK
ESP_BCK
ESP_MCK
ESP_AD
FS1
FS2
FS4
FS3
ESP_DA5
VRIN_L
VROUT_L
VROUT_R
VRIN_R
CCLK
PDN
CSN
CDTI
MUTE
Summary of Contents for DR-880
Page 11: ...11 DR 880...
Page 29: ...31 Dec 2004 DR 880 CIRCUIT BOARD MAIN BOARD fig b main1 eps View from components side...
Page 30: ...33 Dec 2004 DR 880 CIRCUIT BOARD MAIN BOARD fig b main2 eps View from foil side...
Page 34: ...41 Dec 2004 DR 880 CIRCUIT BOARD SW fig b sw1 eps View from components side...
Page 35: ...43 Dec 2004 DR 880 CIRCUIT BOARD SW fig b sw2 eps View from foil side...
