MYX29GL01GS11DPIV2 datasheet(19/68 Pages) MICROSS

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MYX29GL01GS11DPIV2

Revision 1.0 - 01/26/2015

*Advanced information. Subject to change without notice.

1Gb GL-S MirrorBit® Eclipse™

Flash Memory

MYX29GL01GS11DPIV2*

Form #: CSI-D-685 Document 001

Embedded Algorithms operate on the information visible in the currently active (entered) ASO. The system

continuestohaveaccesstotheASOuntilthesystemissuesanASOExitcommand,performsaHardware

RESET,oruntilpowerisremovedfromthedevice.AnASOExitCommandswitchesfromanASObacktothe

mainflasharrayaddressspace.ThecommandsacceptedwhenaparticularASOisenteredarelistedbetween

theASOenterandexitcommandsinthecommanddefinitionstable.SeeTable7:CommandDefinitions(page

28)foraddressanddatarequirementsforallcommandsequences.

5.1.3

Embedded Algorithms (EA)

Changingthenon-volatiledatainthememoryarrayrequiresacomplexsequenceofoperationsthatarecalled

EmbeddedAlgorithms(EA).ThealgorithmsaremanagedentirelybythedeviceinternalEmbeddedAlgorithm

Controller(EAC).ThemainalgorithmsperformprogramminganderasingofthemainarraydataandtheASO’s.

Thehostsystemwritescommandcodestotheflashdeviceaddressspace.TheEACreceivesthecommands,

performs all the necessary steps to complete the command, and provides status information during the

progressofanEA.

5 .2

Program and Erase Summary

Flashdatabitsareerasedinparallelinalargegroupcalledasector.TheEraseoperationplaceseachdatabit

inthesectorinthelogical1state(High).Flashdatabitsmaybeindividuallyprogrammedfromtheerased1

statetotheprogrammedlogical0(low)state.Adatabitof0cannotbeprogrammedbacktoa1.Asucceeding

readshowsthatthedataisstill0.Onlyeraseoperationscanconverta0toa1.Programmingthesameword

locationmorethanoncewithdifferent0bitswillresultinthelogicalANDofthepreviousdataandthenewdata

beingprogrammed.

5.2.1

Program Granularity

The MYX29GL01GS11DPIV2 supports two methods of programming, Word or Write Buffer Programming.

EachPagecanbeprogrammedbyeithermethod.Pagesprogrammedbydifferentmethodsmaybemixed

withinaLinefortheIndustrialTemperatureversion(-40°Cto+85°C).

5.2.2

Incremental Programming

Thesamewordlocationmaybeprogrammedmorethanonce,byeithertheWordorWriteBufferProgramming

methods,toincrementallychange1’sto0’s.

MYX29GL01GS11DPIV2 Datasheet(PDF) 19 Page - Micross Components