HB28E016MM2 View Datasheet(PDF) - Hitachi -> Renesas Electronics
Part Name
Description
Manufacturer
HB28E016MM2 Datasheet PDF : 88 Pages
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HB28E016/D032/D064/B128MM2
Name
Field
Width CSD-slice Value
Write protect group size
WP_GRP_SIZE
5
[36:32] 0x01 (16 kByte)
Write protect group enable WP_GRP_ENABLE 1
[31:31] ‘1’
Manufacturer default ECC DEFAULT_ECC
2
[30:29] 0
Write speed factor
R2W_FACTOR
3
[28:26] 2 (4)
Max. write data block length WRITE_BLK_LEN
4
[25:22] 9 (512 Bytes)
Partial blocks for write
allowed
WRITE_BLK_PARTIAL 1
[21:21] ‘0’
Reserved
—
5
[20:16] 0
File format group
FILE_FORMAT_GRP 1
[15:15]
×*4
Copy flag (OTP)
COPY
1
[14:14] ×
Permanent write protection PERM_WRITE_PROTE 1
CT
[13:13] ×
Temporary write protection TMP_WRITE_PROTEC 1
T
[12:12] ×
File format
FILE_FORMAT
2
[11:10] ×
ECC code
ECC
2
[9:8]
×
7-bit CRC
CRC7
7
[7:1]
×
Not used, always 1
—
1
[0:0]
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
Type
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
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 Hitachi
MultiMediaCards:
• CSD_STRUCTURE
CSD Register Structure
CSD_STRUCTURE
“10”
CSD register structure
CSD version No. 1.2
The CSD version of these Hitachi MultiMediaCards is related to the “MultiMediaCard system
specification, Version 3.1”. The parameter CSD_STRUCTURE has permanently the value “10”.
12
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