MYX29GL01GS11DPIV2 datasheet(21/68 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

Therearetwocommandsavailableforprogramsuspend.ThelegacycombinedErase/Programsuspend

command(B0hcommandcode)andtheseparateProgramSuspendcommand(51hcommandcode).There

arealsotwocommandsforProgramresume.ThelegacycombinedErase/Programresumecommand(30h

commandcode)andtheseparateProgramResumecommand(50hcommandcode).Itisrecommendedto

usetheseparateprogramsuspendandresumecommandsforprogrammingandusethelegacycombined

commandonlyforerasesuspendandresume.

5.3.3

Blank Check

TheBlankCheckcommandwillconfirmiftheselectedmainflasharraysectoriserased.TheBlankCheck

commanddoesnotallowforreadstothearrayduringtheBlankCheck.Readstothearraywhilethiscommand

isexecutingwillreturnunknowndata.

5.3.4

Erase Methods

5.3.4.1

Chip Erase

ThechiperasefunctionerasestheentiremainFlashMemoryArray.Thedevicedoesnotrequirethesystem

topreprogrampriortoerase.TheEmbeddedErasealgorithmautomaticallyprogramsandverifiestheentire

memoryforanall0datapatternpriortoelectricalerase.Afterasuccessfulchiperase,alllocationswithinthe

devicecontainFFFFh.Thesystemisnotrequiredtoprovideanycontrolsortimingsduringtheseoperations.

Thechiperasecommandsequenceisinitiatedbywritingtwounlockcycles,followedbyasetupcommand.

Twoadditionalunlockwritecyclesarethenfollowedbythechiperasecommand,whichinturninvokesthe

EmbeddedErasealgorithm.WhenWE#goeshigh,attheendofthe6thcycle,theRY/BY#goeslow.

5.3.4.2

Sector Erase

Thesectorerasefunctionerasesonesectorinthememoryarray.Thedevicedoesnotrequirethesystem

topreprogrampriortoerase.TheEmbeddedErasealgorithmautomaticallyprogramsandverifiestheentire

sectorforanall0datapatternpriortoelectricalerase.Afterasuccessfulsectorerase,alllocationswithin

theerasedsectorcontainFFFFh.Thesystemisnotrequiredtoprovideanycontrolsortimingsduringthese

operations.Thesectorerasecommandsequenceisinitiatedbywritingtwounlockcycles,followedbyasetup

command.Twoadditionalunlockwritecyclesarethenfollowedbytheaddressofthesectortobeerased,and

thesectorerasecommand.WhenWE#goeshigh,attheendofthe6thcycle,theRY/BY#goeslow.

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