ST25TA64K datasheet(17/45 Pages) STMICROELECTRONICS

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ST25TA64K

RF command sets

This section describes the ST25TA64K command sets that can be issued by the RF host.

There are three command families:

•

the NFC Forum Type 4 Tag command set

•

the ISO/IEC 7816-4 command set

•

the proprietary command set

The NFC Forum Type 4 Tag command set and the ISO/IEC 7816-4 command set use the I-

Block format. For more details about the I-Block format, refer to Section 5.2: I-Block format.

Two other command formats exist:

•

the commands using the R-Block format

•

the commands using the S-Block format

For more details about these formats, refer to the corresponding sections: Section 5.3: R-

Block format and Section 5.4: S-Block format.

This section gives a brief description of the RF host commands. The format of these

command sets is the I-Block format.

Table 8 lists the RF command sets.

Table 8. RF command sets

Family

command set

Command name

Class

byte

Instruction

code

Brief description

NFC Forum

Type 4 Tag

NDEF Tag Application Select

0x00

0xA4

NDEF Tag Application

Select

CC select

0x00

0xA4

Select the CC file

NDEF select

0x00

0xA4

Select the NDEF file

System select

0x00

0xA4

Select the system file

ReadBinary

0x00

0xB0

Read data from file

UpdateBinary

0x00

0xD6

Write or erase data to a

NDEF file

ISO/IEC 7816-4

Verify

0x00

0x20

Checks the right access

of a NDEF file or sends a

password

ChangeReferenceData

0x00

0x24

Change a Read or write

password

EnableVerificationRequirement

0x00

0x28

Activate the password

security

DisableVerificationRequirement

0x00

0x26

Disable the password

security

ST Proprietary EnablePermanentState

0xA2

0x28

Enables the Read Only or

Write Only security state

ST Proprietary ExtendedReadBinary

0xA2

0xB0

Read data from file

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