5G Module Series
5G EVB User Guide
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3.7. SD Card Interface (J1301)
The 5G EVB provides an SD card interface that supports micro SD card of maximal 32 GB. With the SD
card interface, customers can easily enhance the memory capacity of modules.
The following figure shows the simplified interface schematic for J1301
SD Card
Connector
DAT2
CMD
CD/DAT3
VDD
Module
J1301
SD1_DATA2
SD1_DATA3
SD1_CMD
GND
CLK
DAT0
DAT1
SD1_CLK
SD1_DATA1
SD1_DATA0
VSS
VDD_2V95
DETECTIVE
SD1_DET
Figure 17: Simplified Interface Schematic for SD Card Interface J1301
Figure 18: Pin Assignment of SD Card Connector J1301