Figure 7. Usb Interface Schematic - STMicroelectronics EVALSPEAr320CPU User Manual

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Figure 7. USB interface schematic
J1 J1
1
USB_DEV_5V
Vb
2 USB_DEV_INF_DM
D--
3 USB_DEV_INF_DP
D+
4
Gn
B B
5
Shield1
6
Shield2
USB B-TYPE RA USB B-TYPE RA
FB8 FB8
FERRITE-0603 FERRITE-0603
FB16 FB16
FERRITE-0603 FERRITE-0603
J2 J2
1 HOST0_5V
H0-Vbus
2 HOST0_INF_DM
H0-DM
3
HOST0_INF_DP
H0-DP
4
H0-GND
5 HOST1_5V
H1-Vbus
6 HOST1_INF_DM
H1-DM
A A 7 HOST1_INF_DP
H1-DP
8
H1-GND
9
Shield1
10
Shield2
11
Shield3
12
Shield4
USB A-TYPE RA DOUBLE USB A-TYPE RA DOUBLE
FB9 FB9
FERRITE-0603 FERRITE-0603
FB10 FB10
FERRITE-0603 FERRITE-0603
C75 C75
10 nF X7R 50V 10 nF X7R 50V
R10 R10
10 Kohm 10 Kohm
G3
USB_DEV_VBUS
R27 R27
USB_DEV_DM M2
4.7 Kohm 4.7 Kohm
USB_DEV_DP M1
HOST0_VBUS J3
HOST0_DM K2
HOST0_DP K1
HOST0_OVERCUR H4
H3
HOST1_VBUS
HOST1_DM H2
HOST1_DP H1
HOST1_OVERCUR J4
K5
TP1 TP1
L4
R29 R29
TP-TH TP-TH
USB Interface
U1C U1C
N3
USB_DEV_VBUS USB_DEV_VDD3V3
K4
USB_HOST0_VDD3V3
J1
USB_DEV_DM USB_HOST1_VDD3V3
USB_DEV_DP
N1
USB_DEV_VDD2V5
L2
USB_HOST0_VDD2V5
K3
USB_HOST1_VDD2V5
USB_HOST0_VBUS
M3
USB_HOST0_DM USB_DVDD1V2
USB_HOST0_DP
USB_HOST0_OVERCUR
Spear300 Spear300
USB_HOST1_VBUS
USB Interface USB Interface
USB_HOST1_DM
USB_HOST1_DP
USB_HOST1_OVERCUR
L3
USB_COMMON_VSSac
L5
USB_DVSS
N2
USB_TXR_TUNE USB_DEV_VSSa
L1
USB_HOST0_VSSa
J2
USB_ANALOG_TEST USB_HOST1_VSSa
Spear300 Spear300
B_DEV_VDD3V3
B_HOST_VDD3V3
B_DEV_VDD2V5
B_HOST_VDD2V5
USB_VDD1V2
C22 C22
C21 C21
FB7 FB7
BLM21BD601SN1D BLM21BD601SN1D
1.2V_SP