Ubisys 7047, Reference Manual

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
Syntax
Request AT+SELECT=<uid>

Select the specified tag for further processing.
AT+SELECT=

Deselect tag. Address all tags in the field from
now on.
Response OK
Example
Request AT+SELECT=E00402000058913D

Response
OK
(tag access commands address the specified tag)
Request AT+SELECT=

Response
OK
(tag access commands address all tags in the field)
5.2.10. Get System Information
Obtain the tag’s system information. Returns 64-bit unique identifier, data storage format identifier
(DSFID), application family identifier (AFI), memory block count (BC) and size (BS), and IC
manufacturer defined data (IC). Notice that not all tags support this command and not all tags support
all items. DSFID, AFI and IC are displayed in hexadecimal format, BC and BS in decimal format.
ISO 15693 command: 2Bh (optional, supported by most tags, including NXP i-code SL-2, TI Tag-It
HF-I)
Syntax
Request AT+S

Response
+UID=<uid>,DSFID=<dfsid>,AFI=<afi>,BC=<bc>,BS=<bs>,IC=<ic>
OK
ERROR tag reported an error, did not respond or automatic scan
mode (section 0) enabled
Please note that the presence of the DFSID, AFI, BC, BS and IC fields depends on what the tag
supports.
Examples
Request AT+S

Response
+UID=E00402000058913D,DSFID=00,AFI=01,BC=40,BS=4,IC=02
OK
DFSID 00h, AFI 01h, 64 blocks of 4 bytes.