SRI2K datasheet(14/45 Pages) STMICROELECTRONICS

部件名	SRI2K

功能描述	13.56 MHz short-range contactless memory chip with 2048-bit EEPROM and anticollision functions

PDF	45 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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14 / 45 page

Memory mapping

SRI2K

14/45

Doc ID 15779 Rev 3

Memory mapping

The SRI2K is organized as 64 blocks of 32 bits as shown in Table 3. All blocks are

accessible by the Read_block command. Depending on the write access, they can be

updated by the Write_block command. A Write_block updates all the 32 bits of the block.

Table 3.

SRI2K memory mapping

Block

Addr

MSB

32-bit block

LSB

b31

b24 b23

b16 b15

b8 b7

Description

32 bits Boolean area

Resettable OTP

bits

32 bits Boolean area

32 bits binary counter

Count down

counter

32 bits binary counter

7User area

Lockable

EEPROM

8User area

9User area

User area

EEPROM

...

User area

255

OTP_Lock_Reg

ST Reserved

Fixed Chip_ID

(Option)

System OTP

bits

UID0

64 bits UID area

ROM

UID1

SRI2K 数据表(PDF) 14 Page - STMicroelectronics

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