Data Sheet

00000001 0100.
MDT can be customized by Transcend
• CRC
CRC7 checksum (7 bits).
3.3 CSD register
The following sections describe the CSD fields and the relevant data types for the standard and High Capacity
SD Memory Card. CSD Version 1.0 is applied Capacity SD Memory Card and CSD Version is applied to 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.
3.3.1 CSD Register Structure
CSD_STRUCTURE
CSD Structure version
Card capacity
0
CSD Version1.0
Standard Capacity
1
CSD Version2.0
High Capacity and Extended Capacity
2-3
reserved
3.3.2 CSD Register Structure (CSD Version 1.0)