User's Manual

Table Of Contents
3.5.5ReadMultipleBlocks
www.ti.com
ISO/IEC15693Protocol
TheReadMultipleBlockscommandgetsthedatafrommultiplememoryblocksoftherespondingtag.In
additiontothisdata,aBlockSecurityStatusbytecanberequestedforeachblock.Thisbyteshowsthe
write-protectionoftheblockspecified[e.g.,unlocked,(user/factory)locked,etc.].
Toreadmultipleablocks,theusershould:
ClickthebuttonforReadMultipleBlocksintheCommandswindow.
ClickonanyflagsthatmustbesetintheTagFlagswindow.
OptionallyselectatagfromtheUIDpulldownlistintheTagDatawindow(ifonlyonetagispresent,
onlyonechoiceisavailable).
Entertwohexdigitscorrespondingtothestartingblocknumberinthe(First)BlockNumberfieldinthe
TagDatawindow.Theblocksarenumberedfrom00toFF(0to255).
EntertwohexdigitscorrespondingtothenumberofblockstobewrittenintheNumberofBlocksfield
intheTagDatawindow.Thenumberofblocksintherequestisonelessthanthenumberofblocks
thatthetagreturnsinitsresponse.
E.g.,avalueof06intheNumberofBlocksfieldrequeststoread7blocks.Avalueof00requeststo
readasingleblock.
Executethecommand.
SLOU192CNovember2006RevisedDecember2008EVMSoftware39
SubmitDocumentationFeedback