3. TECHNICAL BRIEF
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3.18. Micro SD external memory card slot
The MicroSD Memory Module has eight exposed contacts on one side. The S-Gold2 is connected to
the module using a dedicated eight-pin connector
Table 9 Micro SD memory pad assign.
SD mode
Pin No. Name Type Description
1 DAT2 I/O Data bit [2]
2 CD/DAT3 I/O Data bit [3]
3 CMD I/O Command response
4 VDD Power Power supply
5 CLK I Clock
6 VSS Ground Power ground
7 DAT0 I/O Data bit [0]
8 DAT1 I/O Data bit [1]
Figure 31 Micro SD memory card detection scheme
Figure 30 Micro SD pin assignment
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