LTE Module Series
LTE OPEN EVB User Guide
LTE_OPEN_EVB_User_Guide 32 / 62
U(SIM) card connector
USIM_VDD
USIM_CLK
USIM_DATA
USIM_RST
USIM_GND
J0101
J0901
C1
C7
C2
C3
Push-Push
USIM_VDD
USIM_DATA
USIM_RST
USIM_CLK
12
10
8
6
USIM_PRE.
GND
USIM_PRESENCE
14
CD2
CD1
Figure 22: Simplified Interface Schematic for U(SIM) Card Connector J0901
The figure and table below illustrate the pin assignment and pin definition of J0901.
C5
C6
C7
C1
C2
C3
CD2
CD1
C1
C2
C3
C5
C6
C7
Figure 23: Pin Assignment of J0901
Table 10: Pin Definition of J0901
Pin No.
Signal Name
I/O
Function
C1
USIM_VDD
PO
U(SIM) card power supply, provided by
LTE OPEN EVB
C2
USIM_RST
DO
U(SIM) card reset signal
C3
USIM_CLK
DO
U(SIM) card clock signal
C5
GND
/
Ground