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3. TECHNICAL BRIEF
GX500 Operational Description Revision A
LG Electronics 49/143 LGE Property
3.5.2 u-SD Card Interface
The MicroSD Memory Module has eight exposed contacts on one side. The S-Gold3 is connected to the
module using a dedicated eight-pin connector
Figure 3-12 Micro SD Memory Card Detection Scheme
Table 3-12 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]
GX500 Operational Description Revision A
LG Electronics 49/143 LGE Property
3.5.2 u-SD Card Interface
The MicroSD Memory Module has eight exposed contacts on one side. The S-Gold3 is connected to the
module using a dedicated eight-pin connector
Figure 3-12 Micro SD Memory Card Detection Scheme
Table 3-12 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]
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