Getting Started with 5G Modem Card
3.3 Resistor Matrix Configuration
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MV31_startup_guide_v04
2021-03-02
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or to the PCIe M.2 Interface.
shows the possible configurations. Only one resistor in a
row can be soldered, the other resistor must be removed.
shows the position of the Resistors for the SIM 1 Interface Configuration.
Figure 9:
Position of the SIM 1 Interface Configuration Resistors
The signals in
can be controlled by switches on the 5G Modem Card Adapter Board or
routed to the PCI M.2 Interface, where the Host takes over the control.
Table 8:
SIM 1 Configuration
SIM 1 Socket on Adapter Board
(delivered on USB Variant)
PCIe M.2 SIM Socket on Host
(delivered on PCIe M.2 Variant)
SIM_DETECT_1
R9970
R9971
UIM_1_PWR
R9984
R9985
UIM_1_RESET
R9974
R9975
UIM_1_DATA
R9973
R9972
UIM_1_CLK
R9976
R9977
USB Variant
PCIe M.2 Variant