Epson S5U1C17801T1100 Network Router User Manual


 
18 USB Connection Circuit
S5U1C17801T1100 HARDWARE MANUAL
EPSON
41
(SOFTWARE EVALUATION TOOL FOR S1C17801)
18 USB Connection Circuit
The SVT17801 is equipped with a USB miniB connector being connected to the S1C17801 as shown in the
following diagram.
VDD
S1C17801D4
1N5819
D6
1N5819
C21
1µF
L5
BLM21PG600SN1D
R25
R52
R22
R23
1.5K
5.1K
22
22
U19
SN65220DBVT
A
GND
B
NC
GND
NC
J10
54819-0578
1
2
3
4
5
FG6
FG7
FG8
FG9
VBUS
D–
D+
ID
GND
6
5
4
1
2
3
USB
C24
22P
C51
22P
PUENB
USBVBUS
USBDM
USBDP
R53
10K
D3
1N5819
D5
1N5819
Fig. 18.1 USB Connection Circuit
For information about controlling USB, see the Application Note.