參數(shù)資料
型號： HB28J128RM3
廠商： Renesas Technology Corp.
英文描述： MultiMediaCard 32 MByte/64 MByte/128 MByte/256 MByte/512 MByte
中文描述： 多媒體32 MByte/64 MByte/128 MByte/256 MByte/512字節(jié)
文件頁數(shù)： 12/91頁
文件大?。?/td> 526K
代理商： HB28J128RM3
HB28K032/L064/J128/J256/J512MM3, HB28K032/L064/J128/J256RM3
Rev.0.02, Sep.15.2004, page 12 of 89
Name
Field
Width
CSD-slice Value
Type
Write protect group size
WP_GRP_SIZE
5
[36:32]
0x01 (16 KByte)
read only
Write protect group enable
WP_GRP_ENABLE
1
[31:31]
‘
1
’
read only
Manufacturer default ECC
DEFAULT_ECC
2
[30:29]
0
read only
Write speed factor
R2W_FACTOR
3
[28:26]
4 (16)
read only
Max. write data block length WRITE_BLK_LEN
4
[25:22]
9 (512 Bytes)
read only
Partial blocks for write
allowed
WRITE_BLK_PARTIAL 1
[21:21]
‘
0
’
read only
Reserved
4
[20:17]
0
read only
Content protection application CONTENT_PROT_AP
P
1
[16:16]
0
read only
File format group
FILE_FORMAT_GRP
1
[15:15]
×
*
×
×
4
read/write
Copy flag (OTP)
COPY
1
[14:14]
read/write
Permanent write protection
PERM_WRITE_PROTE
CT
1
[13:13]
read/write
Temporary write protection
TMP_WRITE_PROTEC
T
1
[12:12]
×
read/write/
erase
File format
FILE_FORMAT
2
[11:10]
×
×
read/write
ECC code
ECC
2
[9:8]
read/write/
erase
7-bit CRC
CRC7
7
[7:1]
×
read/write/
erase
Not used, always 1
Notes: 1. This field is depended on the model. Refer to also C_SIZE.
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.
1
[0:0]
1
read only
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_STRUCTURE
CSD Register Structure
CSD_STRUCTURE
CSD register structure
“
10
”
CSD version No. 1.2
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”.
相關(guān)PDF資料
PDF描述
HB28J256MM3 MultiMediaCard 32 MByte/64 MByte/128 MByte/256 MByte/512 MByte
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