lri64 STMicroelectronics, lri64 Datasheet - Page 32

• Manufacturer Part Number: lri64
• Description: Memory Tag Ic At 13.56 Mhz, With 64-bit Unique Id And Worm User Area, Iso15693 And Iso18000-3 Mode 1 Compliant
• Manufacturer: STMicroelectronics

Command codes
18
18.1
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Command codes
The LRI64 supports the command codes listed in
Table 9.
Inventory
When receiving the Inventory request, the LRI64 performs the anti-collision sequence. The
Inventory_flag is set to 1. The meanings of Flags 5 to 8 is as described in
The Request Frame
In case of errors in the Inventory request frame, the LRI64 does not generate any answer.
The Response Frame
Figure 22. Inventory, request frame format
Figure 23. Inventory, response frame format
Request Flags
Inventory Command Code (01h,
AFI, if the AFI Flag is set
Mask Length
Mask Value
2-byte CRC
Response Flags
DSFID
Unique ID
2-byte CRC
Response
Request
SOF
SOF
Command code
Command codes
Response
2Bh
(Figure
(Figure
01h
02h
20h
21h
Request
Flags
8 bits
Flags
8 bits
(Table 3
(Figure
(Table
(Figure
15)
15)
Command
DSFID
8 bits
Code
8 bits
01h
22) contains:
6)
and
23) contains:
Table
Optional
8 bits
AFI
Table
5)
9)
Length
Mask
8 bits
64 bits
UID
Table
Mask Value
0 to 8 bytes
9.
Read Single Block
Write Single Block
Get System Info
Stay Quiet
Function
Inventory
16 bits
2-Byte
16 bits
2-Byte
CRC
CRC
Response
Request
EOF
EOF
Table
5.
AI09730
AI09729
LRI64