TS1GUSD Transcend Information, Inc., TS1GUSD Datasheet - Page 20

• Manufacturer Part Number: TS1GUSD
• Description: MicroSD Memory Card
• Manufacturer: Transcend Information, Inc.

•
Defines the data status after erase, whether it is ‘0’ or ‘1’ (the status is card vendor dependent).
•
Describes the security algorithm supported by the card.
Security Protocol 1.0 relates to Security Specification Version 0.96.
Security Protocol 2.0 relates to Security Specification Version 1.0.-1.01
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) type of SD Memory Card the security feature is optional
•
Describes all the DAT bus widths that are supported by this card.
Since SD Memory Card shall support at least the two bus modes 1bit or 4bit width then any SD Card shall set at least
bits 0 and 2 (SD_BUS_WIDTH="0101").
DATA_STAT_AFTER_ERASE
SD_SECURITY
SD_BUS_WIDTHS
Transcend Information Inc.
T
T
T
S
S
S
1
1
1
2
2
2
8
8
8
M
M
M
~
~
~
2
2
2
G
G
G
U
U
U
S
S
S
D
D
D
20
microSD Memory Card