Transcend Information miniSDHC Card Series manual Csdstructure, CSD Register Fields CSD Version

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miniSDHC Card series

4GB High Capacity miniSD Card

The CSD Register Fields (CSD Version 2.0)

The following sections describe the CSD fields and the relevant data types. If not explicitly defined otherwise, all bit strings are interpreted as binary coded numbers starting with the left bit first.

•CSD_STRUCTURE

Field structures of the CSD register are different depend on the Physical Specification Version and Card Capacity.

The CSD_STRUCTURE field in the CSD register indicates its structure version. The following table shows the version number of the related CSD structure.

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Contents Placement Features4GB High Capacity miniSD Card Description Pin Definition4GB High Capacity miniSD Card 4GB High Capacity miniSD Card Information Mtbf4GB High Capacity miniSD Card Architecture Bus Signal Line Load Power Supply VoltageCurrent Consumption Single card capacitance 4GB High Capacity miniSD Card Bus Signal Levels Parameter Symbol Min Max Unit Remark4GB High Capacity miniSD Card Bus Timing Output Delay time during Data Transfer Mode 4GB High Capacity miniSD Card Bus Timing High Speed Mode Output Hold time 4GB High Capacity miniSD Card Reliability and Durability 4GB High Capacity miniSD Card Register Information OCR registerMID OIDPNM PRVMDT PSNCRC Csdstructure CSD Register Fields CSD VersionNsac TaacTranspeed CCC ReadbllenReadblpartial WriteblkmisalignWpgrpenable CsizeEraseblken SectorsizeCopy PermwriteprotectTmpwriteprotect FileformatRCA Register Sdspec ScrstructureDatastataftererase Sdsecurity SdbuswidthsMechanical Description Top View MiniSDHC Card series MiniSDHC Card series 4GB High Capacity miniSD Card MiniSD Card package dimensions