Page 31
R87 100K
R86 100K
C107
2.2uF
C114 2.2uF
VCC-3.3V
Vbat_mcu
USB-D_N
USB-D_P
USB-ID
USB-VBUS
U
SB
-P
SW
U
SB
-V
BU
S_
ER
OSC_IN
OSC_OUT
14
4
14
3
14
2
14
1
14
0
13
9
13
8
13
7
13
6
13
5
13
4
13
3
13
2
13
1
13
0
12
9
12
8
12
7
12
6
12
5
12
4
12
3
12
2
12
1
11
7
11
8
11
9
12
0
11
6
11
5
11
4
11
3
11
2
11
1
11
0
10
9
106
108
107
102
103
104
105
73
30
29
28
27
34
33
58
57
56
55
54
53
52
46
36
35
42 43 44 45
37
50
9
48 49
11
12
32
72
69
68
67
66
65
64
63
4
3
78
77
24
23
18
17
16
15
14
13
5
6
7
8
10
79
80
1
2
22
21
20
19
62
61
60
59
38 39 40 41
47
71
31
51
70
26
25
76
75
74
STM32F407ZG
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
PA1
PA0
VDDA
VREF+
PA
6
PA
5
PE6
VBAT
PC13
PC14
PB
10
PE
15
PE
14
PG
0
PC
4
PA
7
VD
D
PF
13
PF
14
PF
15
PC
5
PB
0
PG6
PG5
PG4
PG8
PG3
PG2
VDD
VSS
PE5
PE4
PC8
PC7
PC6
VDD
VSS
PG7
PF2
PC2
PH0
PF10
PF9
PF8
PF7
PF6
VC
AP
1
PB
11
PE
12
PF4
PF1
PF0
VS
S
PC9
PA8
PE2
PE3
PC1
PC0
NRST
PH1
PF
11
PF
12
PE
13
PE
9
PB
1
PB
2
PG
1
VD
D
PA
3
PE
7
VS
S
PD15
VDD
VSS
PF5
PA2
PA
4
PE
8
PE
11
PD14
VSSA
VDD
PC3
PF3
PC15
VD
D
PE
10
VD
D
PD9
PB15
PB12
PB13
PB14
PD8
PD10
PD11
PD12
PD13
PA9
PA11
VDD
VSS
VCAP2
PA13
PA12
PA10
PG
12
PG
11
PG
10
PG
14
PG
9
PD
7
VS
S
PD
5
PB
4
PB
3
PG
15
VD
D
VS
S
PG
13
PB
5
PB
6
PD
6
VD
D
PD
0
PC
11
PA
14
PA
15
PC
10
PC
12
PD
1
PD
2
PD
3
PD
4
PB
7
PB
8
VD
D
PD
R
_O
N
PE
1
PE
0
PB
9
BO
O
T0
101
VS
S
U18
BAT1
3000TR
OSC32_IN
OSC32_OUT
X5
25MHz
C111
22pF
C110
22pF
X4
32.768KHz
C108
10pF
C109
10pF
OSC32_IN
OSC32_OUT
OSC_IN
OSC_OUT
VCC-3.3V
VCC-3.3V
VCC-3.3V
C1
18
10
0n
F
C1
23
10
0n
F
C1
24
10
0n
F
C1
25
10
0n
F
C1
26
10
0n
F
C1
27
10
0n
F
C1
30
10
nF
C1
31
1u
F
C1
34
4.
7u
F
VCC-3.3V
C1
15
10
0n
F
C1
16
10
0n
F
C1
17
10
0n
F
C1
19
10
0n
F
C1
20
10
0n
F
C1
21
10
0n
F
C1
22
10
0n
F
Vusb_OUT
VCC-5V
R38
10K
R39
10K
USB-PSW
E7
10uF
1
2
3
OUT
GND
IN
5
4
OC
EN
U6
TPS2041B
VCC-3.3V
E8
10uF
USB-VBUS_ER
E9
10uF
USB-D_N
USB-D_P
USB-ID
USB-VBUS
R47
1K
D3
PMEG3010ER
VCC-3.3V
1
2
3
4
5
GND
ID
D+
D-
VBUS
CN4
USB MINIB
C138
100nF
FP5
Figure 10-2: USB HOST module connection schematic
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