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+5D
40
P30/RST
39
P31
38
P32
37
P33/DMAOUT
36
P34
35
P35/STBCOUT
34
P36/WR
33
P37/RD
R434 47
A
32
UTXD2
R435 47
B
31
URXD2
R436 47
C
30
CT52
R437 47
D
29
RT52
R438 47
E
28
UTXD1
+3.3D
27
URXD1
26
P86/CTS1
F
5
1
25
P87/RTS1
4
2
3
IC406
C0JBAA000115
C456
C459
0.1
0.1
R457
33K
C458
150P
R455
C450
R453
C463
6.8K
50V1
4.7K
50V1
-
+
E
C454
0.001
IC411
M5218AFP
R461
33K
C464
150P
R456
C451
R454
C468
6.8K
50V1
4.7K
50V1
-
+
C455
F
0.001
IC411
M5218AFP
41
42
43
44
45
46
47
48
49
50
51
52
53
54
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
C476
0.1
VCC
IC413
GND
C0JBAZ000529
IC413
IC413
C472
C0JBAZ000529
C0JBAZ000529
1000P
IC413
L401
C0JBAZ000529
G1C6R8J00003
C482
C475
15P
68P
+VOP
C453
0.1
8
VCC
C452
GND
0.1
4
IC407
-VOP
C0JBAC000113
IC411
C483
M5218AFP
220P
55
56
57
58
59
60
61
62
63
64
P74/OBF1
65
P73/IBF1/WLDA
66
P72
67
P71//HOLD
68
P70/SBF
69
USB+
70
USB-
71
EXT.CAP
72
VSS
73
VCC
74
P67
75
P66
76
P65
77
P64
78
P63
79
P62
80
9
8
7
6
5
4
3
2
1
IC410
C2BBGE000618
(USB CPU)
I
+5D
+3.3D
IC414
C0JBAF000322
D401
C478
8
MA2Z30400L
0.1
VCC
7
PR
C479
6
CLR
R464
1000P
47K
5
Q
GND
4
+5D
VCC
C441
0.1
GND
SX-KN2600 MAIN 5/5 SCHEMATIC DIAGRAM(2/2)
A
USBMTX
B
MIDI.RX
C
USB.WAITM
D
USB.WAITU
E
USB.SI
F
USB.SO
G
USB.MSL
R462
0
F
A
R458 33
R459 33
C470
R466
33P
1.5K
C469
C471
R472
50V2.2
1M
0.1
DO7
DO6
R427
1M
DO5
DO4
DO3
DO2
DO1
DO0
CPRST
C477
0.001
CK
1
24MHz
D
2
Q
3
C
USB AD L
D
USB AD R
E
USB DA L
F
USB DA R
D+
D-
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