LRI2K datasheet(49/89 Pages) STMICROELECTRONICS

Part #	LRI2K

Description	13.56 MHz, 2048-bit EEPROM tag IC with 64-bit UID and kill code, ISO 15693 and ISO 18000-3 Mode 1 compliant

PDF	89 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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49 / 89 page

LRI2K

Commands codes

49/89

20.3

Read Single Block

On receiving the Read Single Block Command, the LRI2K reads the requested block and

sends back its 32 bits value in the response. The Option_Flag is supported.

Request parameters:

●

Option_Flag

●

UID (Optional)

●

Block Number

Response parameter:

●

Block Locking Status if Option_Flag is set (see Table 26: Block Locking status)

●

4 bytes of Block Data

Response parameter:

●

Error Code as Error_Flag is set:

–

0Fh: other error

–

10h: block address not available

Table 24.

Read Single Block request format

Request

SOF

Request_flags

Read

Single

Block

UID

Block

number

CRC16

Request

EOF

8 bits

20h

64 bits

8 bits

16 bits

Table 25.

Read Single Block response format when Error_Flag is NOT set

Response

SOF

Response_

Flags

Block

locking

status

Data

CRC16

Response

EOF

8 bits

32 bits

16 bits

Table 26.

Block Locking status

all 0

0: Current Block not locked

1: Current Block locked

Table 27.

Read Single Block response format when Error_Flag is set

Response SOF

Response_

Flags

Error code

CRC16

Response EOF

8 bits

16 bits

LRI2K Datasheet(PDF) 49 Page - STMicroelectronics

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