5G Module Series
RMU500-EKNM_EVB_Kit_User_Guide 16 / 30
One end of Type-A is connected to the computer, and, when necessary (e.g., when power supply from
the Type-A connected to the PC is inadequate), the other end is connected to the auxiliary power supply.
3.4. (U)SIM Interface (J401)
The EVB has an 8-pin push-push type (U)SIM card (1.8/2.95 V) connector (J401). The following figure
shows a simplified connection schematic for the (U)SIM card connecter.
(U)SIM card connector
USIM_VDD
USIM_CLK
USIM_DATA
USIM_RST
Module
J401
C1
C5
C6
C2
Push-Push
USIM_VDD
USIM_DATA
USIM_RST
USIM_CLK
USIM_DET
GND
USIM_DET
C3
C7
C4
C8
CD
GND
VPP
RESERVED
RESERVED
Figure 8: Simplified Connection Schematic for (U)SIM Card Connector J401
The figure and table below illustrate the pin assignment and pin definition of (U)SIM card connector.
CD
C7 C3
C2
C1
C8 C4
C6
C5
J401
Figure 9: Pin Assignment of (U)SIM Card Connector J401