5
Schematic
The following figure shows the schematic of the USB-2-I2C Conversion Board.
Figure 7. USB-2-I2C conversion board schematic
M
C
LR
1
R
C
0
11
R
C
1
12
R
C
2
13
V
U
SB
14
R
C
4/
D
-
15
R
C
5/
D
+
16
R
C
6
17
R
C
7
18
O
SC
1
9
O
SC
2
10
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D
D
20
V
SS
8
V
SS
19
R
A
0
2
R
A
1
3
R
A
2
4
R
A
3
5
R
A
4
6
R
A
5
7
R
B
0
21
R
B
1
22
R
B
2
23
R
B
3
24
R
B
4
25
R
B
5
26
R
B
6
27
R
B
7
28
U
1
PI
C
18
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24
55
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1
47
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27
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16
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(R
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1
2
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(S
O
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1 2 3 4 5 6 7 8 9 10
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(F
LE
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)
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C
C
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M
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PW
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R
PW
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PW
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B
1 2 3 4
J3
PW
M
(P
IN
)
1 2 3 4
J4
PW
M
(F
LE
X
)
1 2 3 4
J8
I2
C
(J
ST
)
SC
L5V
SD
A5V
V
C
C
1 2 3 4 5 6
J7
I2
C
(P
IN
)
V
C
C
SD
A
SC
L
M
R
SL
EE
P
1 2 3 4 5 6
J6
PW
R
(P
IN
)
G
N
D
G
N
D
IO
0
IO
1
IO
2
IO
3
IO
4
IO
5
1 2 3 4 5 6
J5
IO
(P
IN
)
IO
0
IO
1
IO
2
IO
3
IO
4
IO
5
5V N
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SD
A
SC
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SL
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PW
M
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PW
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3.
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I/O
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I/O
1
I/O
2
I/O
3
I/O
4
I/O
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3
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1
JP
1
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EL
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21
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R
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O
K
V
in
1
GN
D
2
V
ou
t
3
U
2
LE
33
SCL5V
SDA5V