hb28d064mm2 Renesas Electronics Corporation., hb28d064mm2 Datasheet - Page 21

• Manufacturer Part Number: hb28d064mm2
• Description: Multimediacard 16 Mbyte/32 Mbyte/64 Mbyte/128 Mbyte
• Manufacturer: Renesas Electronics Corporation.

Defines the ECC code that was used for storing data on the card. This field is used by the host (or
application) to decode the user data. The following table defines the field format.
ECC
ECC
0
1
2–3
The content provider or customer defines which kind of error correction may be used to protect the contents
of the MultiMediaCard. This value is programmable.
The CRC7 contains the check sum for the CSD content. The check sum is computed according to chapter
“Cyclic Redundancy Check (CRC)”.
The user has to recalculate a new CRC7 after defining a new CSD.
ECC
CRC7
ECC type
none (default)
BCH (542,512)
reserved
Maximum number of correctable bits
none
3
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HB28E016/D032/D064/B128MM2
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