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4.15
USB SCHEMATIC DIAGRAM
0 2 DSC(USB)
5
TO DSC IF
L8301
NQR0129-002X
CN8401
REG_4.8V
∗
L8302
DSC_3V
C8301
10
/6.3
T
GND
4
R8301
TO DSC IF
∗
CN8401
USB_DP
USB_DN
C8303
∗
USBSENSE
3
R8310
15k
2
1
∗
NOTE : The parts with marked ( ) is not used.
A
B
C8302
∗
T
C8306
R8302
22
C8307
R8303
22
C8304
∗
TL8303
R8305
C8305
R8309
1M
0.1
TL8302
R8308
R8307
D8301
1SS355-X
R8306
IC8302
S-80842ANNP-W
C
NOTES :
For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
X8301
NAX0522-001X
IC8301
ISP1181ADGG-X
0.1
VCC(5V)
XTAL1
REGGND
XTAL2
0.1
Vreg(3.3V)
GND
TL8301
D-
CLKOUT
D+
RESET
VBUS
CS
GL
ALE
WAKEUP
WR
SUSPEND
RD
10k
EOT
A0
DREQ
AD
10k
DACK
VCC(3.3V)
10k
SDWR
GND
10k
SDRD
DATA1
INT
DATA2
TL8304
READY
DATA3
BUS_CONF0
DATA4
BUS_CONF1
DATA5
DATA15
DATA6
DATA14
DATA7
DATA13
DATA8
DATA12
DATA9
DATA11
Vref(5.0)
0.1
DATA10
GND
C8310
D
E
4-31
4-32
TO DSC
GIO3
GIO15
GIO6
DSC_RST
TO DSC
GIO13
R8311
1M
C8308
EM_CS2
∗
FLSH_OE
FLSH_WE
TO DSC
D0
C8309
D1
∗
D2
D3
D4
D5
D6
D7
D8
D9
D10
C8311
D11
0.1
D12
D13
D14
D15
TO DSC
∗
R8312
A0
A10
R8313
0
y20149001a_rev0.1
F
G
H
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