Micro SD Karten Infos

 

 

Micro SD Karte im SPI Mode

 

PIN

SPI-Mode

Pin Type

 Description

1

-

-

 

2

/CS

Input

  Chip select ("/") indicates low active

3

DI

Input

  Data in

4

VCC

Supply

  Supply voltage

5

CLK

Input

  Clock

6

GND

Supply

  Supply voltage ground

7

DO

Output

  Data out

8

-

-

 

 

 

Micro SD Mode

 

PIN

microSD Mode

Pin Type

 Description

1

DAT2

Bi-directionally I/O

  Data line bit 2 

2

CD/DAT3

Bi-directionally I/O

  Card Detect, Data line bit 3

3

CMD

I/O

  Command/Response

4

VDD

Supply

  Supply voltage

5

CLK

Input

  Clock

6

VSS

Supply

  Supply voltage ground

7

DAT0

Bi-directionally I/O

  Data line bit 0

8

DAT1

Bi-directionally I/O

  Data line bit 1


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