Neoway WM620 - Page 42

WM620 Hardware User Guide
Copyright © Neoway Technology Co., Ltd
35
V_MAIN
C9
1000 uF
C1
100 uF
C23
0.1 uF
C2
100 pF
R18
1K
R2
1K
D4
D2
RING
SIG_LED
UIM_VCC
UIM_RST
UIM_DATA UIM_CLK
GND
USB_D+
USB_D-
V_BUS
GND VBAT1 VBAT2
GND
RESET
V_MSME_1.8V
V_MSMP_2.6V
EAR_1P
EAR_1N
MIC_1N
MIC_1P
MIC2_P
MIC2_N
GND
SPKR_P
SPKR_N
NC
NC
NC
NC
RF_ANT_F
NC
GND
GND
ON_OFF
SIG_LED
HKAINO
GND
RING
CTS RTS
RXD
TXD
NC NC NC
SLEEP
GND
NC
NC
GND
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17
18
19 20 21
22 23
24
25 26 27 28 29 30 31
32
33
34
35
36
37
38
39
40
41
42
43
44
45 46 47 48 49 50 51
52 53 54
55 56 57 58
59
60 61 62
VCION
C17
2.0pF
C24
2.0pF
C8 100 pF
V_UIM_3V
UIM_RST
UIM_DATA
UIM_CLK
USB_D+
USB_D-
VCC5V
RESET_IN
V_MSME_1.8V
V_MSME_2.6V
EAR1P
EAR1N
MIC1_N
MIC1_P
V_MAIN
C1 1000 uF
C2 100 uF
C3 0.1 uF
C4 100 pF
MIC2_P
MIC2_N
SLEEP_IN
TXD_1
RXD_1
RING
SIG_LED
ON_OFF
C25 4.7 uF
1
2
3
4
NC
SPKR_N
SPKR_P