User's Manual
Table Of Contents
- Table of Contents
- Preface
- 1 Introduction and Description
- 2 Using the EVM
- 3 EVM Software
- 3.1 Software Installations
- 3.2 Software Installation for Rev. A EVM
- 3.3 Software Interface
- 3.4 Set Protocol
- 3.5 ISO/IEC 15693 Protocol
- 3.5.1 Inventory
- 3.5.2 Read Single Block
- 3.5.3 Write Single Block
- 3.5.4 Lock Block
- 3.5.5 Read Multiple Blocks
- 3.5.6 Write Multiple Blocks
- 3.5.7 Stay Quiet
- 3.5.8 Select
- 3.5.9 Reset to Ready
- 3.5.10 Write AFI (Application Family Identifier)
- 3.5.11 Lock AFI (Application Family Identifier)
- 3.5.12 Write DSFID (Data Storage Format ID)
- 3.5.13 Lock DSFID (Data Storage Format ID)
- 3.5.14 Get System Info
- 3.5.15 Get Multiple-Block Security Status (Get Mult_Blk Sel Status)
- 3.6 ISO/IEC 14443A Protocol
- 3.7 ISO/IEC 14443B Protocol
- 3.8 Tag-it Protocol
- 3.9 Find Tags
- 3.10 Registers
- 3.11 Test
- A ISO/IEC 15693 Reference Material
- B Tag-it Reference Material
- Important Notices
A.1UIDFormat
A.2TagMemoryOrganization
AppendixA
SLOU192C–November2006–RevisedDecember2008
ISO/IEC15693ReferenceMaterial
Thetagsareuniquelyidentifiedbya64-bituniqueidentifier(UID).Thisisusedforaddressingeachtag
uniquelyandindividuallyduringtheanticollisionloop,andforone-to-oneexchangebetweenareaderand
atag.
TheformatoftheUIDisshownbelow:
Bits64to57Bits56to49Bits48to1
E0ManufacturercodeICserialnumber
TheUIDiscomposedof:
•The8MSBs,whichareE0.
•The8-bitICmanufacturercode
•Auniqueserialnumberof48bitsassignedbytheICmanufacturer
Tagmemoryisorganizedintoblocksofbytes.Addressingisbyblockonly.Thereisnoindividualbyte
addressingforreadorwrite;thewholeblockisaccessed.Itisanalogoustoaspreadsheetwithrowsand
columns,whereaddressingaccessesawholerowatonce.
Theformatoftagmemoryisshownasfollows:
Bits16to14Bits13to9Bits8to1
RFUBlocksizeinbytesNumberofblocks
•Blocksizeisexpressedin5bits,allowingupto32bytes,i.e.,256bits.Itisonelessthantheactual
numberofbytes.E.g.,avalueof1Findicates32bytes;avalueof00indicates1byte.
•Numberofblocksisdefinedin8bits,allowingupto256blocks.Itisonelessthantheactualnumber
ofblocks.E.g.,avalueofFFindicates256blocks;avalueof00indicates1block.
•The3most-significantbitsarereservedforfutureuseandaresettozero.
Information:
Thisaddressingschemelimitsthetotalstorageofthetagto8Kbytes.
Note:
ThesoftwareGUIthatyouusemaybestoringdatainASCII,ratherthanhexadecimal.Thiscutsthestorage
capacityofthetaginhalf,because8bitsarerequiredforeachASCIIcharacterinsteadof4withhexadecimal.It
mayrequireadatastreamcaptureinstrumenttodifferentiate.
SLOU192C–November2006–RevisedDecember2008ISO/IEC15693ReferenceMaterial93
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