RAM mu zitsanzo kupanga loyamba makompyuta ali mbali ya dongosolo lonse. Mwina wina akukumbukira 80286 ndi motherboards kwa iwo. The kafukufuku woyamba zikuphatikizapo nambala yaikulu zolumikizira yaing'ono soldered limene Chip. Ine anawonjezera Chip ndi - nawo kilobytes ochepa a RAM Komabe, monga ulamuliro, palibe kumanga mmwamba buku anali sanachite. Mwachibadwa, dongosolo anagulidwa pomwepo ndi kuchuluka kwa kukumbukira. Inde, ndi ICs pamtengo ndithu mkulu. Komabe, ngati sayansi ya zotsimikizira michenga yopangira zida zamagetsi tchipisi mtengo zigawo inagwa (ndondomeko akupitiriza mu nthawi yathu), ndipo panafunika kuti akonze imodzi-amasiya njira kuti amalola popanda vuto kuwonjezera kuchuluka kwa RAM. Ndipo kukumbukira gawo wakhala analenga (tsopano mukhoza kumva slang mawu - anamangirira). Kuyambira pamenepo anatenga zaka zambiri: miyezo alternated, bwino Chip, koma lingaliro sichinasinthe.
Kodi kukumbukira gawo
Kusiyanitsa kapamwamba ku zigawo zina lophweka: ndi amakona anayi mbale PCB limene limodzi kapena onse mbali ya Chip ndi soldered. Unit kukumbukira akhoza kutseka ndi zachitsulo koziziritsira kuti bwino kutentha madyaidya ndikuledzera. Kulumikiza ku mavabodi amapereka chisa mkuwa kutsetsereka ojambula. Woyamba zochita linadzatchedwa SIMM, womwenso kwa "Single Mu Line Memory gawo" mwachitsanzo, "kukumbukira, anaika pamodzi mzere womwewo." Kukonza zolumikizira chapadera zinalengedwa pa bolodi, umene aliyense gawo pamtima yomangiridwa makona a madigiri 30, kenako anaweramuka, lokhazikika.
Mbiri ya chitukuko cha n'kupanga
Choyamba SIMM-m munali okwana ziyangoyango 30, kodi popitilira mpaka 2 MB ... ndi atatu-manambala, nchifukwa chake iwo amayenera kuikidwa awiriawiri kuti agwirizane dongosolo basi. Development pafupi Pentium purosesa ndi wosangalatsa kwa 32 pang'ono nthawi kofunika Sinthani kukumbukira subsystem - anamangirira ojambula 72 zinazake. Ndiye, mpaka 1997, palibe kusintha kwakukulu anapangana ayi. Kumawonjezera voliyumu tchipisi, osati kwambiri. Koma posakhalitsa, muyezo watsopano wakhala analenga - DIMM, womwenso kwa "ziwiri Line Memory gawo". zigawo izi anali kulankhula mkuwa ndi mbali yachiwiri, chiwerengero chawo chinali kuchuluka magawo 84 pa mbali. Komanso, pang'ono kuchuluka kwa Akamva 64. Mwa njira, masiku gawo kukumbukira DDR2 komanso 64-bit (ochiritsira limodzi ntchito njira).
Evolution DIMM
Patapita nthawi pa bala anayamba kuwayika SPD Chip, zomwe zimasunga deta pa Chip ndi zotheka - izo wosalira galimoto-kasinthidwe. Maonekedwe a zigawo ndi voteji yafupika anachititsa kutukula kulenga wapadera "chinsinsi" - ndi cutout mu chipika osatha, imene akale m'mabokosi mtundu (ndi khama lalikulu) anali thupi atakwatirana ndi latsopano. Grew pafupipafupi, kuchuluka ndalama kuiwalidwa. Contact anali 184. Memory gawo wakhala analengedwera laputopu ndi - kuchokera wamba ndi kapangidwe osiyana, amene amalola kukonza zochita angapo wotereyo mu thupi laling'ono la laputopu lapansi. Kusintha ntchito izo adapempha popereka deta mu mode mofulumira - Pofuna kukhala DDR n'kupanga, imene mbendera imafalikira optimally. Ndiye DDR2, maola voteji ndi zina pogwiritsa ntchito wandiweyani chonyamulira pafupipafupi. Panopa DDR3 ntchito mu kachitidwe kamakono kompyuta.