Rainbow Electronics MAX66100 User Manual
Page 14
MAX66100
ISO 15693-Compliant 64-Bit UID
14
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Command-Specific ISO 15693 Communication Protocol—Legend
SYMBOL
DESCRIPTION
GSY
Command “Get System Information”
SOF Start
of
Frame
RQF
Request Flags byte (always sent by master)
CRC-16
Transmission of an inverted CRC-16 (2 bytes)
generated according to CRC-16-CCITT
EOF
End of Frame
RSF
Response Flags byte (always sent by slave)
[UID]
The tag’s unique 8-byte identification number;
could be sent by either the master or the slave.
The brackets [ ] indicate that the transmission
of the UID depends on the request flags (RQF).
SYMBOL
DESCRIPTION
IFLG
Info Flags byte (always sent by slave)
DSFID
Data Storage Format Identifier byte
AFI
Application Family Identifier byte
NBLK
Number of Blocks byte (slave memory size
indicator)
MBS
Memory Block Size byte (slave memory block
size)
ICR
IC Reference byte (slave chip revision)
Command-Specific ISO 15693 Communication Protocol—Color Codes
ISO 15693 Communication Examples
Master-to-Slave
Slave-to-Master
SOF
SOF
EOF
UID
AFI
ICR
MBS
IFLG
NBLK
DSFID
RSF = 00h
RQF GSY
EOF
(Carrier)
[UID] CRC-16
Get System Information
Success
CRC-16