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ST25DV04KC Datasheet(PDF) 85 Page - STMicroelectronics |
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ST25DV04KC Datasheet(HTML) 85 Page - STMicroelectronics |
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85 / 203 page  7.6 RF commands 7.6.1 RF command code list The ST25DVxxKC supports the following legacy and extended RF command set: • Inventory, used to perform the anticollision sequence. • Stay Quiet, used to put the ST25DVxxKC in quiet mode, where it does not respond to any inventory command. • Select, used to select the ST25DVxxKC. After this command, the ST25DVxxKC processes all Read/Write commands with Select_flag set. • Reset To Ready, used to put the ST25DVxxKC 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. 7.6.2 Command codes list The ST25DVxxKC supports the commands described in this section. Their codes are given in Table 104. ST25DV04KC ST25DV16KC ST25DV64KC RF commands DS13519 - Rev 3 page 85/203 |
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