ST25DV64K datasheet(82/200 Pages) STMICROELECTRONICS

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7.6

RF commands

7.6.1

RF command code list

The ST25DVxxx supports the following legacy and extended RF command set:

•

Inventory, used to perform the anticollision sequence.

•

Stay Quiet, used to put the ST25DVxxx in quiet mode, where it does not respond to any inventory

command.

•

Select, used to select the ST25DVxxx. After this command, the ST25DVxxx processes all Read/Write

commands with Select_flag set.

•

Reset To Ready, used to put the ST25DVxxx in the ready state.

•

Read Single Block and Extended Read Single Block, used to output the 32 bit of the selected block and

its locking status.

•

Write Single Block and Extended Write Single Block, used to write and verify the new content for an

update of a 32 bit block, provided that it is not in a locked memory area.

•

Read Multiple Blocks and Extended Read Multiple Block, used to read the selected blocks in an unique

area, and send back their value.

•

Write Multiple Blocks and Extended Write Multiple Block, used to write and verify the new content for an

update of up to 4 blocks located in the same memory area, which was not previously locked for writing.

•

Write AFI, used to write the 8-bit value in the AFI register.

•

Lock AFI, used to lock the AFI register.

•

Write DSFID, used to write the 8-bit value in the DSFID register.

•

Lock DSFID, used to lock the DSFID register.

•

Get System information and Extended Get System Information, used to provide the system information

value.

•

Get System information, used to provide the standard system information values.

•

Extended Get System Information, used to provide the extended system information values.

•

Write Password, used to update the 64 bit of the selected areas or configuration password, but only after

presenting the current one.

•

Lock Block and Extended Lock block, used to write the CC file blocks security status bits (Protect the CC

File content against writing).

•

Present Password, enables the user to present a password to open a security session.

•

Fast Read Single Block and Fast Extended Read Single Block, used to output the 32 bits of the selected

block and its locking status at doubled data rate.

•

Fast Read Multiple Blocks and Fast Extended Read Multiple Blocks, used to read the selected blocks in

a single area and send back their value at doubled data rate.

•

Read Message, used to output up to 256 byte of the Mailbox.

•

Read Message Length, used to output the Mailbox message length.

•

Fast Read Message, used to output up to 256 byte of the mailbox, at double data rate.

•

Write Message, used to write up to 256 byte in the Mailbox.

•

Fast Read Message Length, used to ouput the mailbox length, at double data rate.

•

Fast Write Message, used to write up to 256 bytes in the mailbox, with answer at double data rate.

•

Read Configuration, used to read static configuration registers.

•

Write Configuration, used to write static configuration registers.

•

Read Dynamic Configuration, used to read dynamic register.

•

Write Dynamic Configuration , used to write dynamic register.

•

Fast Read Dynamic Configuration, used to read dynamic register, at double data rate.

•

Fast Write Dynamic Configuration, used to write dynamic register, with answer at double data rate.

•

Manage GPO, used to drive GPO output value when corresponding GPO mode is enabled.

ST25DV04K ST25DV16K ST25DV64K

RF commands

DS10925 - Rev 9

page 82/200

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