hb28j128mm3 Renesas Electronics Corporation., hb28j128mm3 Datasheet - Page 12

• Manufacturer Part Number: hb28j128mm3
• Description: Multimediacard 32 Mbyte/64 Mbyte/128 Mbyte/256 Mbyte/512 Mbyte
• Manufacturer: Renesas Electronics Corporation.

HB28K032/L064/J128/J256/J512MM3, HB28K032/L064/J128/J256RM3
Name
Write protect group size
Write protect group enable
Manufacturer default ECC
Write speed factor
Max. write data block length
Partial blocks for write
allowed
Reserved
Content protection application CONTENT_PROT_AP
File format group
Copy flag (OTP)
Permanent write protection
Temporary write protection
File format
ECC code
7-bit CRC
Not used, always 1
Notes: 1. This field is depended on the model. Refer to also C_SIZE.
Some of the CSD fields are one-time or multiple programmable by the customer or provider. All other
field values are fixed. The following section describes the CSD fields and their values for these Renesas
MultiMediaCards:
CSD Register Structure
CSD_STRUCTURE
“10”
The CSD version of these Renesas MultiMediaCards is related to the “MultiMediaCard system
specification, Version 3.3”. The parameter CSD_STRUCTURE has permanently the value “10”.
Rev.0.02, Sep.15.2004, page 12 of 89
CSD_STRUCTURE
2. This field is depended on the model.
3. This field is depended on the model. Refer to also C_SIZE_MULT.
4.
means user programmable.
WRITE_BLK_LEN
PERM_WRITE_PROTE
TMP_WRITE_PROTEC
Field
WP_GRP_SIZE
WP_GRP_ENABLE
DEFAULT_ECC
R2W_FACTOR
WRITE_BLK_PARTIAL 1
P
FILE_FORMAT_GRP
COPY
CT
T
FILE_FORMAT
ECC
CRC7
Width
5
1
3
4
1
1
1
1
1
2
2
1
2
4
7
CSD register structure
CSD version No. 1.2
[15:15]
[13:13]
[12:12]
CSD-slice Value
[36:32]
[31:31]
[30:29]
[28:26]
[25:22]
[21:21]
[20:17]
[16:16]
[14:14]
[11:10]
[9:8]
[7:1]
[0:0]
0x01 (16 KByte)
‘1’
0
4 (16)
9 (512 Bytes)
‘0’
0
0
1
*
4
Type
read only
read only
read only
read only
read only
read only
read only
read only
read/write
read/write
read/write
read/write/
erase
read/write
read/write/
erase
read/write/
erase
read only