m24lr64-r STMicroelectronics, m24lr64-r Datasheet - Page 88

• Manufacturer Part Number: m24lr64-r
• Description: 64 Kbit Eeprom With Password Protection & Dual Interface 400 Khz I?c Serial Bus & Iso 15693 Rf Protocol At 13.56 Mhz
• Manufacturer: STMicroelectronics

Commands codes
26.10
88/126
Write DSFID
On receiving the Write DSFID request, the M24LR64-R programs the 8-bit DSFID value to
its memory. The Option_flag is supported.
During the RF write cycle W
Otherwise, the M24LR64-R may not write correctly the DSFID value in memory. The W
is equal to t
Table 60.
1. Gray means that the field is optional.
Request parameter:
●
●
Table 61.
Response parameter:
●
Table 62.
Response parameter:
●
Response
Response
Request
SOF
SOF
SOF
UID (optional)
DSFID
No parameter
Error code as Error_flag is set
–
–
–
–
03h: the option is not supported
0Fh: error with no information given
12h: the specified block is locked and its contents cannot be changed.
13h: the specified block was not successfully programmed
Request_
1nom
Response_flags
Write DSFID request format
8 bits
Write DSFID response format when Error_flag is NOT set
Write DSFID response format when Error_flag is set
flags
Response_flags
+ 18 × 302 µs.
8 bits
8 bits
DSFID
Write
29h
t
, there should be no modulation (neither 100% nor 10%).
Doc ID 15170 Rev 9
Error code
8 bits
64 bits
UID
(1)
CRC16
16 bits
CRC16
16 bits
DSFID
8 bits
CRC16
16 bits
M24LR64-R
Response
Response
Request
EOF
EOF
EOF
t
time