Datasheet

(2) The card shall support CMD8
(3) The card shall support CMD42
(4) User area capacity shall be up to 2GB (SDSC) or 32GB (SDHC) User area capacity shall be more than or equal to
32GB and up to 2TB (SDXC)
(5) Speed Class shall be supported (SDHC or SDXC)
A card supports any of following functions shall satisfy essential conditions of Version 3.00 Card
(1) Speed Class supported under the conditions defined in Ver3.00
(2) UHS-I supported card
(3) CMD23 supported card
Application Notes:
When checking SD_SPEC version in SCR, the host shall not forget that higher SD_SPEC version may be specified in
future. It is important to keep compatibility for future version.
DATA_STAT_AFTER_ERASE
Defines the data status after erase, whether it is ‘0’ or ‘1’ (the status is card vendor dependent).
SD_SECURITY
This field indicates CPRM Security Specification Version for each capacity card. The definition of Protected Area is
different in each capacity card.
SD_SECURITY
CPRM Security Version
0
No Security
1
Not Used
2
SDSC Card (Security Version 1.01)
3
SDHC Card (Security Version 2.00)
4
SDXC Card (Security Version 3.xx)
5 - 7
Reserved
CPRM Security Version
The basic rule of setting this field:
SDSC Card sets this field to 2 (Version 1.01)
SDHC Card sets this field to 3 (Version 2.00).
SDXC Card sets this field to 4 (Version 3.xx).
Note that it is mandatory for a regular writable SD Memory Card to support Security Protocol. For ROM (Read Only) and
OTP (One Time Programmable) types of the SD Memory Card, the security feature is optional.