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VDD
C2
0.1uF
CAP0402
J4
6
1
SHIELD
VBus
7
2
SHIELD
D-
8
3
SHIELD
D+
9
4
SHIELD
ID
10
5
SHIELD
GND
11
SHIELD
USB Micro-B SMT
MicroUSB-5P
U5
USB_5V
1
IN
2
GND
C3
3
EN
1uF
CAP0402
TPS73633DBV
TXD
2
TXD
RXD1
2
RXD1
DIO7
2
DIO7
Figure 6: WS2118E00 Power circuit
R30
NC
RES0402
USB_5V
DP
DM
5
OUT
4
NR
C5
10nF
CAP0402
Figure 7: WS2118E00 Level translator
J3
1
2
HEADER 1x2
H-1X2_2.54MM
R33
0R
RES0402
R34
0R
RES0402
J5
1
2
HEADER 1x2
H-1X2_2.54MM
R36
0R
RES0402
©
Copyright
JORJIN TECHNOLOGIES INC. 2018
http://WWW.JORJIN.COM.TW
USB_5V
U3
1
6
D+
VBUS
2
5
D-
NC
3
4
ID
GND
TPD4S012
J7
C4
HEADER 1x3
H-1X3_2.54MM
2.2uF
CAP0402
VBLUE
U4
1
VI
2
I/OVI1
3
I/OVcc2
4
I/OVI3
5
I/OVcc4
6
I/OVl5
7
I/OVcc6
8
I/OVl7
9
I/OVcc8
10
GND
ST2378E
Doc No: WS2118E00A-UG-D02
USBDP
R31
0R
RES0402
USBDM
R32
0R
RES0402
J6
HEADER 1x3
H-1X3_2.54MM
VDD
2
R37
220R
R0402
CR1
LTST-C191KGKT
VDD
20
VCC
19
I/OVcc1
18
I/OVl2
17
I/OVcc3
16
I/OVl4
15
I/OVcc5
14
I/OVl6
13
I/OVcc7
12
I/OVl8
11
OE
BT1
BATTERY HOLDER
2
VBLUE
RXD
TXD1
PB2
OE
R35
10K
RES0402
Page 12
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