WIFI Module
FC10 EVB User Guide
FC10_EVB_User_Guide Confidential / Released 16 / 28
3.3. SD Interface
The FC10 EVB has a SD card interface. Figure 8 shows the simplified interface schematic for J502.
SD card holder
DAT2
CMD
CD/DAT3
VDD
U201
J502
1
2
4
3
SD1_DATA2
SD1_DATA3
SD1_CMD
29
28
33
GND
CLK
DAT0
DAT1
5
6
8
7
SD1_CLK
SD1_DATA1
SD1_DATA0
32
31
30
VSS
VDD_3V3
Figure 8: Simplified Schematic of SD Card Interface
Figure 9: Pins Assignment of SD Card Holder
Quectel
Confidential