LRI64-A1S STMICROELECTRONICS [STMicroelectronics], LRI64-A1S Datasheet - Page 24

• Manufacturer Part Number: LRI64-A1S
• Description: Memory TAG IC, 64-bit Unique ID with WORM User Area 13.56MHz, ISO15693 and ISO18000-3 Mode 1 Compliant
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

LRI64
Get System Info
When receiving the Get System Info command,
the LRI64 send back its information data in the Re-
sponse.The Option_Flag is not supported and
must be set to 0. The Get System Info can be is-
sued in both addressed and non addressed
modes.
The Request Frame
–
–
–
–
If there is no error, at the LRI64, the Response
Frame
–
Figure 35. Get System Info, Request Frame Format
Figure 36. Get System Info, Response Frame Format, when Error_Flag is not Set
Figure 37. Get System Info, Response Frame Format, when Error_Flag is Set
Figure 38. Get System Info Frame Exchange between VCD and LRI64
24/38
Request Flags
Get System Info Command Code (2Bh,
9.)
Unique ID (Optional)
2-byte CRC
Response Flags
Response
(Figure
SOF
VICC
VCD
Response
28.) contains:
(Figure
Flags
8 bits
00h
(Table 3.
SOF
(Figure
(Table
Request
Information
SOF
16.)
Flags
8 bits
Info Request
0Fh
Get System
6.)
27.) contains:
and
Request
Response
Flags
8 bits
Table
SOF
64 bits
UID
EOF
Command
4.)
Response
Code
8 bits
2Bh
Flags
8 bits
01h
Table
t1
DSFID
8 bits
SOF
Code
8 bits
Error
0Fh
64 bits
–
–
–
–
–
–
–
Otherwise, if there is an error, the Response
Frame
–
–
–
Info Response
UID
Get System
8 bits
AFI
Information Flags set to 0Fh, indicating the
four information fields that are present
(DSFID, AFI, Memory Size, IC Reference)
Unique ID
DSFID value (as written in block 9)
AFI value (as written in block 8)
Memory size: for the LRI64, there are 15
blocks (0Eh) of 1 byte (00h).
IC Reference: only the 6 most significant bits
are used. The product code of the LRI64 is
00 0101
2-byte CRC
Response Flags (01h,
Error Code (0Fh,
2-byte CRC
16 bits
2-Byte
CRC
(Figure
Memory
16 bits
000Eh
Size
b
Response
=5
EOF
EOF
29.) contains:
2-Byte
16 bits
CRC
d
(Figure
(Figure
000101xxb
8 bits
Ref
IC
Table
Request
16.)
16.)
EOF
Table
7.)
16 bits
2-Byte
CRC
6.)
Response
EOF
AI09738
AI09739
AI09740
AI09724