DocID025151 Rev 2
51/70
UM1668
Schematics
69
Figure 32. USB OTG FS
STMicroelectronics
Title:
Number:
Rev:
Sheet
of
B.2(PCB.SCH)
Date:
7/24/2013
MB1045
9
1
6
STM324x9I-EVAL
USB_OTG_FS
+5V
OTG_FS1_PowerSwitchOn
OTG_FS1_OverCurrent
+3V3
1
2
LD
8
Red
R133
620
USB_FS1_DM
USB_FS1_DP
USB_FS1_ID
C50
4.7uF
R130
0
R117
0
R132
0
GND
2
IN
5
EN
4
OUT
1
F
AULT
3
U9
STMPS2151STR
VBUS
1
DM
2
DP
3
ID
4
GND
5
Shield
6
USB_
Mic
ro
-AB
receptacle
Shield
7
Shield
8
Shield
9
EXP
10
CN14
475900001
VBUS_FS1
PA9
PA10
PA11
PA12
R298
0
R297
0
Dz
A2
ID
A3
Pd
1
B1
Pu
p
B2
Vbus
B3
D+in
C1
Pd
2
C2
D+out
C3
D-in
D1
GND
D2
D-out
D3
D5
EMIF
02-USB03F2
R118
330
1
2
LD
7
Green
3
2
1
T5
9013
+3V3
R107
[N/A]
F
rom
IO
expandor
To
IO
expandor
EXP_IO6
EXP_IO7
R129
10K
R134
47K
R111
47K
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