TS1GUSD-S3 Transcend Information, Inc., TS1GUSD-S3 Datasheet - Page 8

• Manufacturer Part Number: TS1GUSD-S3
• Description: MicroSD Memory Card + Reader S3
• Manufacturer: Transcend Information, Inc.

2. CID Register
The Card IDentification (CID) register is 128 bits wide. It contains the card identification information used during the card
identification phase. Every individual flash card shall have a unique identification number. The structure of the CID
register is defined in the following paragraphs:
•
An 8 bit binary number that identifies the card manufacturer. The MID number is controlled, defined and allocated to a
SD Memory Card manufacturer by the SD Group. This procedure is established to ensure uniqueness of the CID
register.
•
A 2 ASCII string characters that identifies the card OEM and/or the card contents (when used as a distribution media
either on ROM or FLASH cards). The OID number is controlled, defined and allocated to a SD Memory Card
manufacturer by the SD Group. This procedure is established to ensure uniqueness of the CID register.
•
The product name is a string, 5 ASCII characters long.
•
The product revision is composed of two Binary Coded Decimal (BCD) digits, four bits each, representing an “n.m”
revision number. The “n” is the most significant nibble and “m” is the least significant nibble.
As an example, the PRV binary value field for product revision “6.2” will be: 0110 0010
•
The Serial Number is 32 bits of binary number.
•
MID
OID
PNM
PRV
PSN
MDT
Transcend Information Inc.
T
T
T
S
S
S
1
1
1
~
~
~
2
2
2
G
G
G
U
U
U
S
S
S
D
D
D
-
-
-
S
S
S
3
3
3
8
microSD Memory Card + Reader S3