MaaXBoard HW UserManual V1.2
33
Table 2.7 Micro SD Card Slot Pin Definition
TF card connector(J2)
Pin
Signal Name
Ball
Description
Signal Type
1
MMC_DAT2
A23
MMC Data bit2
IO
2
MMC_DAT3
B22
MMC Data bit3
3
MMC_CMD
F19
MMC command
4
3.3V_VDD
3.3V power supply
Power
5
MMC_CLK
C21
MMC reference clock
IO
6
GND
Ground
7
MMC_DAT0
A22
MMC Data bit0
IO
8
MMC_DAT1
E20
MMC Data bit1
9
MMC_CD
R6
MMC card detect
10
SHELL
SHELL
11
SHELL
12
SHELL
13
SHELL