SRTAG2KL View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

SRTAG2KL

NFC Forum Type 4 Tag IC with 2-Kbit EEPROM

STMicroelectronics 

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SRTAG2KL

RF command sets

Command

SEL_REQ 1

SDD_REQ 2

SEL_REQ 1

Table 47. Example of anticollision sequence (continued)

Code

Comment

Response

Code

Comment

93 70 CT

uid1 uid2

uid3 BBC

NVB 70

(cmd NVB Uid lower bytes) SAK & CRC

CT Cascade Tag “0x88”

04 DAD7

UID Not complete

95 20

NVB 20

Number Valid bit

(2 bytes Code & NVB)

-

uid4 uid5

uid6 uid7

BCC

(UID 7bytes)

BCC Block Check

Character

(XOR previous Bytes)

95 70

uid4 uid5

uid6 uid7

BBC

NVB 70

(cmd NVB Uid Upper

bytes)

SAK & CRC 20 FC70

UID complete

5.9.2

RATS command and ATS response

RATS command and ATS response are used for NFC Forum Type 4A Tag Platform Device

Activation (as defined in NFC Forum Digital Protocol specification).

Table 48 details the RATS command. This command shall be sent after the anticollision

process.

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