MB89R119B datasheet(15/46 Pages) RAMXEED

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MB89R119B

DS411-00002-4v0-E



Request flags bit 5 to bit 8 definition (When the command other than Inventory command is selected

[Inventory_flag = “0”])

* : Reserved for future use

7. Response Format

Figure shows a typical example of the response data format, and table shows the definition of the response

flag bits and error codes.

If the Error_flag (bit 1) is set to “1”, an error code field is generated in the response. If the Error_flag is set

to “0”, this means no error, and If the Error_flag is set to “1”, this means any error generation.



Response flags 1 to 8 definitions

* : Reserved for future use

Bit

Flag name

Value

State/Description

Select_flag

Request shall be executed according to the setting of

Address_flag.

Select mode (Request shall be executed only by the tran-

sponder in select state.) The Address_flag shall be set to

“0”.

Address_flag

Non addressed mode (UID not included in the command)

Addressed mode (UID included in the command)

Option_flag

Command option not supported (for the command not

supporting the Option_flag)

Command option supported

RFU*

Set to “0”



Bit

Flag name

Value

Description

Error_flag

No error

Error detected

RFU*

Set to “0”

RFU*

Set to “0”

Extension_flag

Set to “0”

RFU*

Set to “0”

RFU*

Set to “0”

RFU*

Set to “0”

RFU*

Set to “0”



Structure of the response frame

SOF

Flags

Parameters

Data

CRC

EOF

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