lri2k STMicroelectronics, lri2k Datasheet - Page 49
lri2k
Manufacturer Part Number
lri2k
Description
13.56 Mhz, 2048-bit Eeprom Tag Ic With 64-bit Uid And Kill Code, Iso 15693 And Iso 18000-3 Mode 1 Compliant
Manufacturer
STMicroelectronics
Datasheet
1.LRI2K.pdf
(89 pages)
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LRI2K
20.3
Read Single Block
On receiving the Read Single Block Command, the LRI2K reads the requested block and
sends back its 32 bits value in the response. The Option_Flag is supported.
Table 24.
Request parameters:
Table 25.
Response parameter:
Table 26.
Table 27.
Response parameter:
Response SOF
Response
Request
SOF
b
SOF
7
Option_Flag
UID (Optional)
Block Number
Block Locking Status if Option_Flag is set (see
4 bytes of Block Data
Error code as Error_Flag is set:
–
–
0Fh: other error
10h: block address not available
b
Request_flags
6
Response_
Read Single Block request format
Read Single Block response format when Error_Flag is NOT set
Block Locking status
Read Single Block response format when Error_Flag is set
Flags
8 bits
8 bits
b
Response_
5
Flags
8 bits
all 0
b
4
locking
status
Block
8 bits
Single
Block
Read
20h
b
Error code
3
8 bits
b
2
64 bits
UID
32 bits
Data
b
1
Table 26: Block Locking
0: Current Block not locked
1: Current Block locked
number
CRC16
16 bits
Block
8 bits
CRC16
16 bits
CRC16
16 bits
b
Commands codes
0
Response EOF
status)
Response
Request
EOF
EOF
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