UMTS/HSPA/LTE Module Series
Mini PCIe EVB User Guide
Mini_PCIe_EVB_User_Guide Confidential / Released 20 / 30
USIM card holder
SIM_VDD
SIM_CLK
SIM_DATA
SIM_RST
SIM_GND
J101
J303
C1
C7
C2
C3
Push-Push
SIM_VDD
SIM_DATA
SIM_RST
SIM_CLK
GND
GND
8
10
12
14
Figure 15: Simplified USIM Card Interface Schematic
C1 C2 C3
C5 C6 C7
CD1
CD2
Figure 16: Pins Assignment of USIM Card Holder
Table 7: Pin Assignment of J303
J303 Pin
Signal Name
I/O
Function
C1
SIM_VDD
O
USIM/SIM card power, generated by
the Mini PCIe module
C2
SIM_RST
O
USIM/SIM card reset
C3
SIM_CLK
O
USIM/SIM card clock
Quectel
Confidential