User's Manual
13. USB Interface Board
13-1. Circuit Diagram
部品名が｛**..｝のパ－ツは未実装
1
1
1
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ[0..7]
AVCC
AGND
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ[0..7]
F-GND
GND
GND
GND
GND
GND GND
GND
GND
GND
GND
GND
GND
GND
GND
PCB1BPCB1A
GND GND
GND
GND
GND
GND
GND
GND
GND
GND
R27
1.5k
JP7 **0R_2125
R28
**R
C08
0.1u_K
R02 100
IC4D
LV02
BC2C
0.022u
R25 10k
L3 0R_2125
R13 10k
C14
0.22u_K
R18 10k
R26 10k
C12
**220p
C01
0.22u_K
R01
1.5k
IC4A
LV02
ZD3
**BZT52-C6V2S
R21 100
C07
680p
ZD2
**BZT52-C6V2S
R03 100
RA01
100X4
IC1A
M51953BFP
R23 10k
BC4
0.022u
R19 22k
ZD1
NNCD5.6LG
L6 0R_2125
JP5 0R_2125
BC2A
0.022u
R15 24
CN1
PHEC40P-R111
PCB1A
M-HOLE
R22 10k
TR1
KRC107S
R05 100
IC4C
LV02
BC1
0.022u
DSW1A
**210B002MS
R31
10k
L1 0R_2125
BC5
0.022u
R29 10k
R09 100
C13
1u_2125
RA02
100X4
C04
2.2u_TANTALUM
+
IC2
M37641F8FP
R16 24
BC2B
0.022u
C05
0.1u
R04 100
ZD4
BZT52-C6V2S
L2 0R_2125
C10
8p
R30 10k
C11
**220p
R06 100
XTAL
DSX321G_24MHz
DSW1B
**210B002MS
R12 **R
C02
0.022u
JP1 **0R_2125
JP2 0R_2125
TR2
KRA107S
R14
1.5k
IC4B
LV02
IC5
VHC573A
JP10 **0R_2125
R17 1k
C06
27p
R24 10k
L7 0R_2125
RA05
100X4
C09
8p
R08 100
CN2
DUSB-BRA42-T11
C03
4.7u_35V
+
PCB1B
M-HOLE
R07 100
JP4 **0R_2125
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
PIFACK
DREQ/BSY
USBCNT
USBVBUS
PIFACK
DREQ/BSY
USBCNT
USBVBUS
STBB
STBB
11
12
13
2
3
1
14
7
4
3
1
2
5
CD0
A4
CD1
B4
CD2
A5
CD3
B5
CD4
A6
CD5
B6
CD6
A7
CD7
B7
INIT
B10
I/O10
A14
STB
A13
I/O8
A8
ERR
A10
SEL
A11
POUT
B11
ACK
B12
RXD
B3
TXD
B2
I/O9
B8
BUSY
A12
I/O0
A16
I/O1
B16
I/O2
A17
I/O3
B17
I/O4
A18
I/O5
B18
I/O6
A19
I/O7
B19
B14
B13
A15
+5V
A9
+5V
B9
ID0
A1
ID1
B1
ID2
A2
S-GND
A3
S-GND
B15
S-GND
A20
S-GND
B20
E
B
C
8
9
10
RESET
10
P6Q/DQ0
2
P61/DQ1
1
P62/DQ2
80
P63/DQ3
79
P64/DQ4
78
P65/DQ5
77
P66/DQ6
76
P67/DQ7
75
P50
12
P51
11
P52/OBF0
8
P53/IBF0
7
P54/S0
6
P55/A0
5
P56/R
4
EXTCAP
72
USBD+
70
USBD-
71
P40/EDMA
24
P41/INT0
23
P42/INT1
22
P43
21
P44
20
P20/DB0
64
P21/DB1
63
P22/DB2
62
P23/DB3
61
P24/DB4
60
P25/DB5
59
P26/DB6
58
P27/DB7
57
P00/AB0
56
P01/AB1
55
P02/AB2
54
P03/AB3
53
P04/AB4
52
P05/AB5
51
P06/AB6
50
P07/AB7
49
P10/AB8
48
P57/W
3
P70/SOF
69
XOUT
15
P11/AB9
47
P12/AB10
46
P13/AB11
45
P14/AB12
44
P15/AB13
43
P16/AB14
42
P17/AB15
41
P37/RD
33
P36/WR
34
P35/SYNC
35
P34/CLKO
36
P33/DMAO
37
P32
38
P31
39
P30/RDY
40
P80/TXD2
32
XIN
14
VCC
16
VSS
13
VCC
74
VSS
73
AVCC
17
AVSS
19
LPF
18
P87/RTS1
25
CNVSS/VP
9
P81/RXD2
31
P82/CTS2
30
P83/RTS2
29
P84/TXD1
28
P85/RXD1
27
P86/CTS1
26
P71/HLD
68
P72/S1
67
P73/IBF1
66
P74/OBF1
65
2 3
E
B
C
5
6
4
OC
1
G
11
8Q
12
VCC
20
1D
2
2D
3
3D
4
4D
5
1Q
19
2Q
18
3Q
17
4Q
16
5Q
15
6Q
14
7Q
13
5D
6
6D
7
7D
8
8D
9
GND
10
VBUS
1
D-
2
D+
3
GND
4
SHELL
5
SHELL
6
SHELL
7
SHELL
8
1
2
3
45
6
7
8
O
6
CD
5
VCC
7
GND
4
1
2
3
45
6
7
8
1
2
3
45
6
7
8
1 4
CS
RD
WR
e part marked with two asterisks (**) is not mounted.
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