m24lr16e-r STMicroelectronics, m24lr16e-r Datasheet - Page 108
m24lr16e-r
Manufacturer Part Number
m24lr16e-r
Description
16 Kbit Eeprom With Password Protection, Dual Interface & Energy Harvesting 400 Khz I²c Bus & Iso 15693 Rf Protocol At 13.56 Mhz
Manufacturer
STMicroelectronics
Datasheet
1.M24LR16E-R.pdf
(143 pages)
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Command codes
26.17
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Fast Read Single Block
On receiving the Fast Read Single Block command, the M24LR16E-R reads the requested
block and sends back its 32-bit value in the response. The Option_flag is supported. The
data rate of the response is multiplied by 2.
The Protocol_extension_flag should be set to 1 for the M24LR16E-R to operate correctly. If
the Protocol_extension_flag is at 0, the M24LR16E-R answers with an error code.
The subcarrier_flag should be set to 0, otherwise the M24LR16E-R answers with an error
code.
Table 87.
1. Gray means that the field is optional.
Request parameters:
●
●
●
Table 88.
1. Gray means that the field is optional.
Response parameters:
●
●
Table 89.
Table 90.
Request
Reserved for future used. All
Response
Response
SOF
SOF
SOF
b
Request flags
UID (optional)
Block number
Sector security status if Option_flag is set (see
Four bytes of block data
7
Request_
at 0.
Response
Response_flags
8 bits
flags
Fast Read Single Block request format
Fast Read Single Block response format when Error_flag is NOT set
Sector security status
b
Fast Read Single Block response format when Error_flag is set
6
_flags
8 bits
8 bits
Fast Read
b
5
Single
Block
C0h
status
security
Sector
8 bits
Password control
Doc ID 018932 Rev 7
b
4
IC Mfg
(1)
code
Error code
02h
bits
8 bits
b
3
64 bits
UID
protection bits
32 bits
Read / Write
b
Data
2
(1)
Table
b
89)
1
CRC16
number
16 bits
16 bits
Block
0: Current sector not locked
1: Current sector locked
CRC16
16 bits
CRC16
16 bits
b
0
M24LR16E
Response
Response
Request
EOF
EOF
EOF
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