User's Manual

Neo_N703 WCDMA ModuleDemo Board User Guide
Copyright © Neoway Technology Co., Ltd
2
Top view of N703
1
3
2
4
5
6
7
8
9
10
11
13
14
15
16
17
18
19
20
2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8
2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
5 7 5 8 5 9 6 0 6 1 6 2 6 3
GND
GND
GND GND GND
GND
GNDGND
GND
GND
GND
MIC1_P
G N D G N D
G N D
G N D
I2C_SCL
I2C_SDA
NET_LIGHT
NC
VDD_EXT_1V8
NC
NC
UART_RXD
UART_TXD
VDD_EXT_2V6
NC
NC
NC
NC
VBAT
VBAT
VBAT
N C N C
A N T
NC
VUIM
UIM_RES ET
UIM_DATA
UIM_DETEC T
UIM _CLK
NC
GND
ADC0
UBS_DM
USB_DP
VBUS
RESET
PWRKEY
SPI_CLK
SPI_MOSI
SPI_MISO
SPI_CS
RING
NC
NC
DTR
NC
GND
MIC1_N
MIC2_P
MIC2_N
SPK_OUT_N
SPK_OUT_P
REC_P
REC_N
N703
TOP VIEW
12
VDD_EXT_2V6
GND GND
ADC1
1.1 N703 Pin Description
N703 pin description
Pin Name I/O Function Level Feature (V) Remarks
Power Supply and Switch Interfaces
17/18/19 VABT P
Main power supply
input
3.5 V to 4.3 V (3.9 V is
recommended)
1/16/20/
27/30/33
/55/57/5
9/60/62
GND P GND
6 VDD_EXT_1
V8
P
1.8 V power supply
output
Supply power for IO
level shifting circuit.
Load capability: <20
mA
11/29 VDD_EXT_2
V6
P
2.6 V power supply
output
37 RESET DI Reset input -0.3V<V
IL
<0.6 Low level