Classification ntawm flash memory chips

Kuj tseem muaj ntau hom flash nco chips, uas tuaj yeem faib ua ob pawg: NAND thiab NOR.

NAND flash chips, uas zoo li hard drives, raug nqi tsawg dua NOR. NOR flash memory chips zoo li nco. NOR flash nco chips muaj lawv tus kheej cov ntaub ntawv sib cais thiab kab nyob, yog li lawv raug nqi ntau dua tab sis muaj peev xwm tsawg dua NAND.

Qhov kev txiav txim siab ntawm flash nco nti

1. Thaiv muaj peev xwm. Lub peev xwm thaiv ntawm flash nco nti txiav txim siab qhov kev tshem tawm ntawm flash nco nti. Yog hais tias lub peev xwm ntawm ib tug flash nti nce, nws puas muaj peev xwm thaiv. Piv txwv li, 4GB flash nco nti muaj peev xwm thaiv ntawm 146KB, thiab 1GB flash nco nti muaj peev xwm thaiv ntawm 36KB.

2. nplooj ntawv muaj peev xwm. Nplooj ntawv muaj peev xwm ntawm flash nco nti txiav txim siab lub peev xwm ntawm cov ntaub ntawv xa mus ib zaug. Qhov loj dua nplooj ntawv muaj peev xwm ntawm flash nco nti yog, qhov zoo dua qhov kev ua tau zoo ntawm flash nco nti yog. Nws tuaj yeem tsis tsuas yog txhim kho lub peev xwm ntawm kev sib kis, tab sis kuj txhim kho kev ua haujlwm ntawm kev sib kis.

3. Cov nplooj ntawv. Qhov loj dua nplooj ntawv muaj peev xwm ntawm lub flash nti, nws lub sijhawm hais lus yuav ntev dua.

Kev txheeb xyuas ntawm flash nco nti

Kev tshawb pom ntawm flash nco nti yuav tsum tau ua los ntawm software. Ntawm no kuv pom zoo ib qho software hu ua kuv qhov kev sim disk, uas tuaj yeem ntes flash nco nti los ntawm kev thaiv tsis zoo thiab nrhiav kom tau nrawm. Yog hais tias cov ntaub ntawv puas thaum lub sij hawm tsis zoo block nrhiav, lub flash nco nti yog faulty. Los ntawm kev tshawb nrhiav ceev tuaj yeem kuaj qhov ceev ntawm flash nco nti, thiaj li txiav txim siab tus qauv ntawm flash nco nti thiab qhov tseeb lossis cuav.