Transcend Information TS4GSDHC6V manual Psn, Mdt, Crc, CSD Register

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HD Video Card Series

4GB~16GB SDHC6 HD Video Card

The product revision is composed of two Binary Coded Decimal (BCD) digits, four bits each, representing an “n.m” revision number. The “n” is the most significant nibble and “m” is the least significant nibble.

As an example, the PRV binary value field for product revision “6.2” will be: 0110 0010

PSN

The Serial Number is 32 bits of binary number.

MDT

The manufacturing date composed of two hexadecimal digits, one is 8 bit representing the year(y) and the other is four bits representing the month(m).

The “m” field [11:8] is the month code. 1 = January. The “y” field [19:12] is the year code. 0 = 2000.

As an example, the binary value of the Date field for production date “April 2001” will be: 00000001 0100.

CRC

CRC7 checksum (7 bits).

3. CSD Register

Table 5-16 shows Definition of the CSD for the High Capacity SD Memory Card (CSD Version 2.0). The following sections describe the CSD fields and the relevant data types for the High Capacity SD Memory Card.

CSD Version 2.0 is applied to only the High Capacity SD Memory Card. The field name in parenthesis is set to fixed value and indicates that the host is not necessary to refer these fields. The fixed values enables host, which refers to these fields, to keep compatibility to CSD Version 1.0. The Cell Type field is coded as follows: R = readable, W(1) = writable once, W = multiple writable.

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Contents Placement 4GB~16GB SDHC6 HD Video Card Description FeaturesPin Definition 4GB~16GB SDHC6 HD Video Card Architecture Bus Signal Line Load Power Supply VoltageCurrent Consumption 4GB~16GB SDHC6 HD Video Card Parameter Symbol Min Max Unit Remark 4GB~16GB SDHC6 HD Video Card Bus Signal Levels4GB~16GB SDHC6 HD Video Card Bus Timing Output Delay time during Data Transfer Mode 4GB~16GB SDHC6 HD Video Card Bus Timing High Speed Mode Output Hold time Reliability and Durability OCR register 4GB~16GB SDHC6 HD Video Card Register InformationMID CID RegisterOID PNMMDT PSNCRC CSD RegisterCSD Register Fields CSD Version CsdstructureNsac TaacTranspeed Readbllen CCCReadblpartial WriteblkmisalignCsize WpgrpenableEraseblken SectorsizePermwriteprotect CopyTmpwriteprotect FileformatDSR Register Optional RCA RegisterScrstructure SCR RegisterSdspec DatastataftereraseSdbuswidths SdsecurityMechanical Dimension HD Video Card Series HD Video Card Series