LTE Module Series
LTE OPEN EVB User Guide
LTE_OPEN_EVB_User_Guide 13 / 62
2.3. Interface Overview
C
O
M
1
(M
A
IN
)
J0301
J0601
S0301
S0402
Micro-USB
J0901
Power
supply
Power
Switch
RESET
D0310
J0502
S0403
PWRKEY
D0311D0312 D0313
Wi-Fi &
Ethernet TE-A
SD Card
GND
J0
40
1
J0
40
3
(U
)S
IM
C
ar
d
C
on
ne
ct
or
J0503
C
O
M
2
(U
A
R
T
1)
A
D
C
1
J1005
J1002
J1001
60Pin
60Pin
J0102
J0101
100Pin
100Pin
J0701
J1004
J1007
S0201
J0804
60Pin
J1006
J0802
Earphone
LTE-QuecOpen
TE-A
Codec Board
Interface
Handset
J0801
Test Point
200mm
14
5m
m
S0701
J0501
C
O
M
2
(D
E
B
U
G
)
D0204D0203 D0202D0201
J1003
J0505
J0
40
4
J0
40
5
A
D
C
0
A
D
C
2
J0204
J0202
J0201
J0203
S1001
S0401
J0902
(U
)S
IM
C
ar
d
C
on
ne
ct
or
Test Point
Test Point
Test Point
Test Point
Test Point
Test Point
Test Point
Test Point
J0702
GND
J0602
R
es
er
ve
d
eMMC
U0702
EEPROM
U0903
SPI
FLASH
U0601
VBAT
GND
Figure 1: LTE OPEN EVB Interface Overview
Table 2: Interfaces of LTE OPEN EVB
Interface
Reference No.
Description
Power
Interfaces
1)
J0301
(bottom side)
The power jack on the EVB
Typical supply voltage: +5V
J0601
Micro-B USB power supply
Typical supply voltage: +5V
VBAT, GND
Test points on the EVB to test the current of
LTE-QuecOpen modules
Typical supply voltage: +3.8V
If VBAT is used to supply power for LTE-QuecOpen