MB89R118C datasheet(27/47 Pages) RAMXEED

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MB89R118C

DS411-00001-6v0-E



Request

[Request from the reader/writer to the transponder]



Response

[Response from the transponder to the reader/writer]

(1) When Error_flag set

(2) When Error_flag not set

2-6. Select command

Of the transponders that received the Select command, only the transponder whose UID matches the UID

included in the request enters the select state and returns a response.

The other transponders, whose UIDs do not match the UID in the request, enter the ready state without

returning any response. The Select command is used only in Addressed mode.



Request

[Request from the reader/writer to the transponder]



Response

[Response from the transponder to the reader/writer]

(1) When Error_flag set

(2) When Error_flag not set

SOF

Flag Command(Write

Multiple Blocks)

UID

(Addressed mode)

First block

number

Number of

blocks

Data

CRC

EOF

8 bits

8 bits (“24H”)

64 bits

8 bits

64 bits

128 bits

16 bits

SOF

Flag

Error code

CRC

EOF

8 bits (“01H”)

8 bits

16 bits

SOF

Flag

CRC

EOF

8 bits (“00H”)

16 bits

SOF

Flag

Command (Select) UID (necessary)

CRC

EOF

8 bits

8 bits (“25H”)

64 bits

16 bits

SOF

Flag

Error code

CRC

EOF

8 bits (“01H”)

8 bits

16 bits

SOF

Flag

CRC

EOF

8 bits (“00H”)

16 bits

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