AS39513 datasheet(78/108 Pages) AMSCO

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[v1-10] 2018-Apr-25

AS39513 − Detailed Description

Write DSFID Command

Write DSFID Command Request:

Write DSFID Command Reply:

The write DSFID command writes the one byte data storage

format identifier (DSFID) to the EEPROM’s System area. In order

to be written, the access state must allow access to the System

memory, and the DSFID must not have been locked.

The OPTION flag controls the response timing according to the

ISO 15693 standard, section 10.4.105.

Lock DSFID Command

Lock DSFID Command Request:

Lock DSFID Command Reply:

The lock DSFID command sets the bit in System EEPROM,

DSFID_LK, to mark as “read-only” the one-byte DSFID value. No

access passwords need to be set prior to using this command.

The OPTION flag controls the response timing according to the

ISO 15693 standard, section 10.4.115.

SOF

Flags

Command

UID

DSFID

CRC

EOF

NFLAGS

0x29

64 bits

8 bits

16 bits

SOF

Flags

CRC

EOF

RFLAGS

16 bits

5. For more information, please refer to the respective section of ISO/IEC 15693-3 specification (second edition, 2009-04-15).

SOF

Flags

Command

UID

CRC

EOF

NFLAGS

0x2A

64 bits

16 bits

SOF

Flags

CRC

EOF

RFLAGS

16 bits

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