KompyutaZida

RAM-kukumbukira ndi momwe ntchito

Today tikambirana chiyani ndi RAM-kukumbukira. Tiyeni tiyambe ndi chiphunzitsochi. Aliyense kompyuta akuthamanga pa kuphedwa chilengedwe opaleshoni dongosolo, komanso mwachindunji mu makina malamulo ndi ndiyotengera m'njira inayake ya anthu zomveka ziro - mafotokozedwe a dziko la transistors lapansi.

Pamene deta kwaiye mitsinje, amene umagwira ntchito pa CPU. Ngati mapulogalamu ndi kusungidwa pa abulusa zovuta, ma CD ndi abulusa kung'anima, kuti anthu TV onse, deta kuti chiyani kutha pambuyo kuzimitsa ya magetsi, ndi RAM-pamtima wapadera yosungirako chipangizo, amadalira kotheratu pamaso pa chakudya mu madera ake maganizo. Wokha ndi acronym (RAM) ndilochokera pa mawu atatu English - longoponyapo Access ndi Memory, sipangakhalenso likumasuliridwa kupeza mwachisawawa kukumbukira. Mu Russian chinenero kudziwika akuti "RAM" - mwachisawawa mwayi kukumbukira. Onse mawu kufotokoza bwino kwambiri, umakhala RAM kukumbukira.

Mfundo wonse wa opareshoni

RAM-kukumbukira anaika mu kompyuta, kuphunzira lophweka: ndi ya tchipisi soldered maziko a - yaing'ono textolite mpango ndi mizere iwiri ya kulankhula mkuwa kutsetsereka, imene izo zikugwirizana kwa cholumikizira mavabodi. Nthawi zina, mipango zimenezi zimatchedwa matabwa, kapena, molondola kwambiri, ndi zigawo. Malinga ndi kuchuluka kwa mipata, pangakhale zingapo. Total buku, amene yolumikiza RAM-kukumbukira, anatsimikiza mtima makhalidwe anapereka tchipisi. Ngati ife kulankhula za chipangizo chabe, aliyense wa iwo ndi ya transistors - pakompyuta michenga yopangira zida zamagetsi masiwichi. The peculiarity wa chinthu ichi kuti mothandizidwa ndi mfundo dera osavuta akhoza lizilamuliridwa ndi uliri: kupanga izo conductive zikusinthira (lotseguka) kapena ayi (chatsekedwa).

Choncho, 'kala' ikusonyeza yosavuta, n'zotheka kuchita kutembenuka mu Akamva bayinare. Mwachitsanzo, lotseguka boma - ndi unit, n'kutseka - ziro. Pambuyo kuzimitsa voteji ayenera kukhala laling'ono, wosamalira boma anasankha. N'chifukwa chake mphamvu mwadzidzidzi, deta onse kusungidwa mu RAM ali otayika muyaya, chifukwa transistors adzabwezedwa kwa zinakambirana. Kupatulapo - abulusa kung'anima, RAM-kukumbukira zimene zoti mosiyana, onena kusinthidwa transistors akuyandama chipata. Koma kuti ndi nkhani yosiyana-siyana.

Tiyerekeze kuti muyenera kukhala pulogalamu akuthamanga (kumbukirani) chiwerengero. The purosesa otembenuka mu amaika m'malo a Akamva ndi akuwatumiza kuti Mtsogoleri, amene amasintha dziko la nambala ofunikira transistors pa RAM Chip. Kenako, chiwerengero udzasugidwa kumeneko mpaka mpaka palibe n'zosiyana kotunga voteji (mphamvu kuchokera) kapena lamulo erasing aumbike.

Mtengo kwa chitetezo cha kompyuta

RAM ndi chofunika kwambiri kompyuta. Popanda ntchito ndi zosatheka. Komanso, kuchokera ukulu ndi makhalidwe otsutsa yozungulira dongosolo ntchito. Ichi ndi zachilendo: alionse analemba kuti selo pamtima osati chiwerengero umodzi (monga chitsanzo pamwamba), ndi kuika. Choncho, vutolo likhoza kukula pamene transistor wasiyidwa ufulu. Pankhaniyi, deta owonjezera ndi bwererani litayamba yovuta kapena pali amakakamizidwa kutseka ntchito akuthamanga. Zonsezi zimatenga nthawi. N'zosadabwitsa kukumbukira kuti masewera - wovuta kwambiri mapulogalamu awa akhale a yoyenera kukula (zazikulu ndi bwino). Apo ayi, mu masewera ndondomeko adzakhala anachedwa, jerks.

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