LG GX500 Service Manual page 48

GX500 Operational Description
GX500 Operational Description
3.5.2 u-SD Card Interface
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
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
module using a dedicated eight-pin connector
Figure 3-12 Micro SD Memory Card Detection Scheme
Figure 3-12 Micro SD Memory Card Detection Scheme
Table 3-12 Micro SD memory pad assign.
Table 3-12 Micro SD memory pad assign.
SD mode
SD mode
Pin No. Name
Pin No. Name
1 DAT2
1 DAT2
2 CD/DAT3
2 CD/DAT3
3 CMD
3 CMD
4 VDD
4 VDD
5 CLK
5 CLK
6 VSS
6 VSS
7 DAT0
7 DAT0
8 DAT1
8 DAT1
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Only for training and service purposes
LG Electronics
LG Electronics
Type Description
Type Description
I/O Data bit [2]
I/O Data bit [2]
I/O Data bit [3]
I/O Data bit [3]
I/O Command response
I/O Command response
Power Power supply
Power Power supply
I Clock
I Clock
Ground Power ground
Ground Power ground
I/O Data bit [0]
I/O Data bit [0]
I/O Data bit [1]
I/O Data bit [1]
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3. TECHNICAL BRIEF
Revision A
Revision A
LGE Internal Use Only
LGE Property
LGE Property