ROM ndangariro: tsananguro, basa, hunhu, uye zvimwe

ROM ndangariro imhando yekuverenga-chete kuchengetedza iyo makomputa nemidziyo yemagetsi vane. Inogona kudzoreka asi haichinjiki. Dzidza zvakawanda nezvenyaya iyi nekuverenga chinyorwa chinotevera.

ROM-ndangariro 1

ROM ndangariro

Kana uchitaura nezveyeuchidzo yeROM, kutaurwa kunoitwa nerudzi rwekuchengetera kunoshandiswa mukuverenga mashandiro. Inodaidzwa nechidimbu muchirungu "Read - Only Memory", "single read memory". Inowanikwa mumakomputa ese nemidziyo yemagetsi pamusika nhasi.

Iyi ndangariro yeROM ine mamiriro ekuti inogona kudzoserwa chete kana yaita kurasikirwa asi iyo data haigone kuchinjwa. Yakagadzirirwa kuverenga maitiro chete. Iyo ine yakazvimirira mashandiro kunyangwe nekuyerera kwesimba. Izvi zvinotendera kuti irege kuumbika kana kuchinjika.

Inoiswa mundangariro kana kadhi remidziyo panguva yekugadzirwa kwayo. Inogona kuve yerudzi rwekutanga kana rwekutanga. Kushanda kwayo kunononoka zvishoma pane hanzvadzi yayo RAM. Zvemukati zvinowanzo svitswa ku RAM kuti imhanye nekukurumidza. nenzira iyoyo ndipo patinoziva chii chinonzi ROM che

MaROM anouya mushanduro dzakasiyana. Iwo anonyanya kuzivikanwa ndeye EPROM uye EEPROM mhando. Ivo vane chinzvimbo chekuti vanogona kuve vakagadziriswazve nekugadziriswazve kakawanda. Nyanzvi dzinowanzoedza kusavanyengedza, nekuti kugadzirisa kwavo kunononoka zvakanyanya.

Ndezvipi izvi

Ngatione pazasi chii chinonzi ROM memory. Aya ndangariro anowanzo shandiswa kune software yekuchengetedza. Ivo anoshandiswa kuisa zvirongwa zvekutanga uye anotendera iwe kuti utungamire iko kwekutanga mashandiro emidziyo. Zvakadai seBIOS uye iyo Set Up pakati pevamwe. Pakutanga, ndangariro dzeROM dzaingorongedzwa chete kuchengetedza masisitimu anoshanda. Pfungwa iyi yaive yekudzivirira vashandisi kubva mukuchinja zvirimo.

ROM-ndangariro 2

Zvimwe ROM chimiro ndeyekuti inoshandiswa zvakare kuchengetedza data risingade kuchinjiswa muhupenyu hunobatsira hwecomputer. Iyi data inogona kuve ine musoro masvomhu mashandiro, tarisa-kumusoro matafura, kana imwe technical-mhando mashandiro. Vazhinji programmes vanoshandisa mukana weROM wekuchengetedza nzvimbo kuchengetedza ruzivo rwakazvimirira.

ROM ndangariro dzemhando

Mumusika mune mhando dzinoverengeka dzeROM ndangariro uko mutengo wayo unosiyana zvichienderana nekugona kwayo uye kugona. Zvisinei, makomputa mazhinji haadi kuchinja ndangariro idzi nguva dzose. Inoverengwa-chete uye haina kugara ichikuvara. Asi ngatione chakanyanya kukosha

  • EPROM, ndangariro idzo tsamba dzadzo dzinopa chirevo che "Erasable Programmable Read-Only Memory" muchiSpanish "Erasable and Programmable Read Only Memory". Iyo EEPROM yerudzi ndangariro, iyo inogona kudzimwa kana ikaratidzwa kune ultraviolet mwenje kana kana ikagamuchira yakakwira magetsi voltages. Inokutendera kuti ubvise iyo yaive data uye shandisa imwe yekutsiva
  • PROM inomirira "Chirongwa Chinoverengwa-Chete Chiyeuchidzo" kana "Chirongwa Chinoverengwa-Chete Ndangariro". Rudzi urwu rwekurangarira runodhindwa uye runogona kungorongedzwa kamwe chete. Nekuti ine fuse diki isingagone kutsiviwa.
  • EEPROM, inomirira "Electrically Erasable Programmable Read-Only Memory" muchiSpanish. Electrically Erasable uye Programmable Read-Only Memory. Ndokunge, ndangariro iyi haidi ultraviolet mwenje yekudzima zvirimo, inogona kuiswa mukati medunhu iro. Kuwana iwo matimu wega.

Musiyano ne RAM

Pakati pe ROM uye RAM ndangariro pane misiyano yakakosha. Yokutanga ndiyo yekumhanyisa kumhanya. Iko kuyerera kweruzivo mu RAM kunowanzoitika. Kune rimwe divi, RAM, kusiyana neMemory ROM, inorekodhwa muzvikamu zvacho zvese, kana iyo inobvumira akasiyana mabasa ekuchengetedza uye erasure kuti aitwe.

ROM ndangariro

Mapurogiramu anomhanya anoenda kune ino dhatabhesi kwenguva pfupi, achirasika kana komputa yadzimwa kana iyo system yatanga patsva. Iyo RAM ndangariro yakachena chose uye yakagadzirira kushandiswa zvakare. Ipo RAM ichichengeta zvirimo. RAM yekurangarira kugona kwakanyanya kupfuura ROM

Nezvakanaka zvinangwa zvinokurumidza, zvakachipa uye zvinogara kwenguva refu. Saka vazhinji masisitimu mainjiniya vanosarudza kuiisa pakushandisa kupfuura ROM. Izvo hazvireve kuti iyo ROM ndangariro mukushanda kwayo kwese ine zvayakaipira. Iyo chete sevhisi iyo yainopa yakasiyana neiyo inopihwa ne RAM.

Imwe mukana weROM ndiyo inowedzera nzvimbo mundangariro dzemukati. Nekusava neruzivo rwakawanda rwekugadzirisa sezvikumbiro uye zvirongwa muchiitiko. Kuita kuri kuwedzera zvakanyanya. Iyo inoderedza kushandiswa kwebhatiri, ichibvumira kuwedzera hupenyu hwechishandiso.

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Virtualization


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  1.   arian arellano akadaro

    maitiro??