Quectel RG500L EVB - SD Card Interface (J0903)

5G Module Series
RG500L_EVB_User_Guide 25 / 38
3.6. SD Card Interface (J0903)
The RG500L EVB provides an SD card connector, which can be used for connection with an SD card.
The following figure shows the simplified interface schematic for J0903.
Module
SD Card
Connector
J0903
SDIO
J0101
3.0 V LDO
3.0 V
REG_3V3
Figure 14: Simplified Interface Schematic for SD Card Connector
Figure 15: Pin Assignment of SD Card Connector (J0903)