Inkumbulo ibalulekile endleleni amadivayisi alondoloza futhi asebenzise ngayo idatha. I-RAM, noma inkumbulo yokufinyelela engahleliwe, isebenza ngokushesha emisebenzini oyenzayo manje. I-ROM, noma inkumbulo yokufunda kuphela, igcina imiyalelo ebalulekile igcinwe unomphela. I-SRAM (inkumbulo yokufinyelela engahleliwe) kanye ne-DRAM (inkumbulo yokufinyelela engahleliwe) izinhlobo ze-RAM. I-SRAM iyashesha kodwa ibiza ngaphezulu. I-EEPROM, NAND, kanye ne-NOR ayinkumbulo engaguquki, okusho ukuthi igcina idatha nanoma amandla evaliwe. I-NAND ne-NOR isetshenziswa kumemori ye-flash kuma-SSD namafoni. I-EEPROM ilungele ukugcina idatha enembile.
Ukwazi lezi zinhlobo zenkumbulo kukusiza ukuthi ukhethe elungile. I-DRAM ijwayelekile kumakhompyutha ngoba iyashesha futhi iyathengeka. I-NAND ilungele ukugcina idatha eningi, njengama-SSD. Imibiko ibonisa amathrendi amasha njenge-3D DRAM nokusetshenziswa kwenkumbulo ezimotweni. Lobu buchwepheshe buyashintsha indlela amakhompyutha asebenza ngayo namuhla.
Izitoreji Eziyinhloko
I-RAM iyashesha futhi isetshenziselwe imisebenzi yesikhashana. Ilahlekelwa idatha lapho amandla evaliwe, okuyenza ilungele ukusebenzisa izinhlelo zokusebenza nokwenza imisebenzi eminingi.
I-ROM igcina idatha ebalulekile ngisho nangaphandle kwamandla. Igcina imiyalelo edingekayo ukuze amadivayisi aqale futhi asebenze ngendlela efanele.
I-SRAM iyashesha futhi ithembekile kune-DRAM kodwa ibiza ngaphezulu. Sebenzisa i-SRAM ngemisebenzi egxile kusivinini efana nokugcinwa kwesikhashana kwephrosesa.
I-DRAM ishibhile futhi iphethe idatha eningi kune-SRAM. Ngokuvamile isetshenziswa njengenkumbulo eyinhloko kumakhompiyutha nama-consoles emidlalo.
Imemori ye-flash ye-NAND kuhle kakhulu ukugcina idatha enkulu ngenani eliphansi, kuyilapho i-NOR flash ingcono ekufinyeleleni idatha ngokushesha.
I-RAM ne-ROM: Umehluko Obalulekile
Yini i-RAM?
RAM imele inkumbulo yokufinyelela okungahleliwe. Iwuhlobo lwenkumbulo olugcina idatha isikhathi esifushane. Ikhompyutha yakho isebenzisa RAM ukuze uthole ngokushesha ulwazi oludingayo ukuze lusebenze. RAM iyaguquguquka, ngakho ilahlekelwa yiyo yonke idatha uma amandla ecishiwe. Lokhu kuyenza ibe yinhle ekusebenziseni izinhlelo zokusebenza noma ukuvula amafayela.
Kunezinhlobo ezimbili eziyinhloko RAM: inkumbulo yokufinyelela okungahleliwe (SRAM) kanye nenkumbulo yokufinyelela okungahleliwe (dram). SRAM liyashesha futhi linokwethenjelwa kakhulu kodwa libiza kakhulu. dram ihamba kancane kodwa ishibhile futhi isetshenziswa kumakhompyutha amaningi.
Iyini i-ROM?
I-ROM kusho inkumbulo efundwayo kuphela. Iwuhlobo lwenkumbulo olugcina idatha ngisho nalapho ugesi uvaliwe. I-ROM ihlelwe ngeziqondiso ezibalulekile idivayisi yakho edinga ukusebenza, njengokuqala. Ngokungafani RAM, awukwazi ukushintsha kalula idatha ku I-ROM.
Kukhona izinhlobo ezahlukene I-ROM, njenge-PROM, i-EPROM, ne-EEPROM. Ngayinye inezici ezikhethekile, kodwa zonke zigcina idatha ngaphandle kokudinga amandla.
I-Volatility vs. Ukungaguquguquki
Umehluko omkhulu phakathi RAM futhi I-ROM ukuntengantenga. RAM iyaguquguquka, ngakho ilahlekelwa idatha uma amandla ecishiwe. I-ROM ayiguquguquki, okusho ukuthi igcina idatha noma ingenawo amandla.
Uhlobo Lwenkumbulo | Ukugcinwa kwedatha |
|---|---|
Inkumbulo Eguquguqukayo | Ilahlekelwa idatha uma amandla evaliwe |
Inkumbulo Engaguquguquki | Igcina idatha ngaphandle kwamandla |
Isibonelo, inkumbulo engaguquguquki ingabamba idatha iminyaka engaphezu kwengu-10 ngaphandle kwamandla. Lokhu kwenza I-ROM kuhle ukulondoloza idatha ebalulekile, ngenkathi RAM kungcono emisebenzini esheshayo.
Ithiphu: Ukwazi ukuthi kanjani RAM futhi I-ROM zihlukile zikusiza ukuthi ukhethe okulungile. Sebenzisa RAM ngesivinini kanye nokwenza izinto eziningi. Sebenzisa I-ROM ukuze kugcinwe idatha yesikhathi eside.
Amacala Okusetshenziswa Okujwayelekile kwe-RAM ne-ROM
Ukwazi ukuthi kanjani RAM futhi I-ROM umsebenzi ukhombisa ukuthi kungani zibalulekile. Uhlobo ngalunye lwenkumbulo lunomsebenzi okhethekile, okuwenza abalulekile ekusetshenzisweni okuhlukile.
I-RAM Sebenzisa Amacala
RAM isetshenziswa kumadivayisi okugcina idatha esheshayo, yesikhashana. Nazi izibonelo:
Isebenzisa izinhlelo zokusebenza: Uma uvula izinhlelo zokusebenza, RAM iphethe idatha yabo. Lokhu kusiza izinhlelo zokusebenza zisebenze ngokushesha futhi kukuvumela ukuthi ushintshe phakathi kwazo kalula.
Gaming: Ukusetshenziswa kwemidlalo yevidiyo RAM ukulayisha ihluzo nedatha ngokushesha. Okuningi RAM kusho umdlalo wokudlala oshelelayo futhi osheshayo.
Ukwenza okuningi: Uma usebenzisa izinhlelo eziningi ngesikhathi esisodwa, RAM izigcina zisebenza kahle ngaphandle kokunciphisa idivayisi yakho.
Ithiphu: Ukungeza okwengeziwe RAM ingenza idivayisi yakho isheshe, ikakhulukazi imidlalo noma ukuhlela amavidiyo.
I-ROM Sebenzisa Amacala
I-ROM ibalulekile ekulondolozeni imiyalelo ehlala njalo edingwa amadivaysi ukuthi asebenze. Nazi izibonelo:
Iqalisa Amadivayisi: I-ROM igcina imiyalelo yokuqalisa yamadivayisi afana namakhompyutha namafoni. Ngaphandle I-ROM, amadivayisi ngeke azi ukuthi aqale kanjani.
Izinhlelo ezifakiwe: Imishini efana nama-microwave namaphrinta asetshenziswa I-ROM ukugcina isofthiwe yabo. Lokhu kubasiza ukuthi benze imisebenzi yabo ngendlela efanele ngaso sonke isikhathi.
Ukuvuselelwa kwe-Firmware: I-ROM iphethe i-firmware, engabuyekezwa ukuze kulungiswe iziphazamisi noma kuthuthukiswe ukusebenza.
Note: I-ROM kungcono kakhulu ukulondoloza idatha engashintshi njalo, njengemiyalelo yesistimu.
Bobabili RAM futhi I-ROM ziyisihluthulelo sobuchwepheshe banamuhla. RAM iphatha imisebenzi esheshayo, ngenkathi I-ROM igcina imiyalelo yemishini edinga ukusebenza.
Izinhlobo ze-RAM: I-SRAM iqhudelana ne-DRAM
Yini i-SRAM?
SRAM imele inkumbulo yokufinyelela okungahleliwe emile. Igcina idatha isebenzisa ama-flip-flop circuits. Ayidingi ukuvuselela njalo, ngakho-ke iyashesha futhi yonga amandla. SRAM isetshenziswa ezindaweni lapho isivinini nokuthembeka kubaluleke kakhulu, njengememori yenqolobane yokucubungula. Kodwa SRAM ingagcina idatha encane futhi ibize kakhulu kunezinye izinhlobo zememori.
Yini i-DRAM?
dram kusho inkumbulo yokufinyelela engahleliwe eguquguqukayo. Igcina idatha isebenzisa ama-capacitor. Ngokungafani SRAM, idinga ukuvuselelwa njalo ukuze igcine idatha yayo. Lokhu kwenza dram ishibhile futhi ikwazi ukubamba idatha eyengeziwe. Amakhompyutha amaningi namadivayisi asebenzisa dram ngoba iyathengeka futhi isebenza kahle.
Umehluko Obalulekile Phakathi kwe-SRAM ne-DRAM
SRAM futhi dram zihlukile endleleni ezisebenza ngayo, isivinini, kanye nezindleko. SRAM iyashesha futhi isebenzisa amandla amancane njengoba ingavuseleli. dram ihamba kancane futhi isebenzisa amandla amaningi ngoba ivuselela kaningi.
Nali ithebula ukukhombisa umehluko wabo:
Isici | SRAM | dram |
|---|---|---|
Isikhathi Sokufinyelela | Ngokushesha | Kancane |
Ukusetshenziswa kwamandla | Okuphansi | Phezulu |
Amandla okugcina | Okuncane | Okukhulu |
Cost | Phezulu | Okuphansi |
I-Ideal Use Case | Imisebenzi egxile esivinini | Imisebenzi yokugcina ejwayelekile |
SRAM ingcono kakhulu emisebenzini edinga isivinini, njengama-cache okucubungula. dram ingcono emisebenzini edinga isitoreji esiningi, njengememori yekhompyutha.
Ithiphu: Khetha SRAM ngesivinini kanye nokusebenzisa amandla aphansi. Khetha dram ukuze uthole isitoreji esengeziwe ngentengo ephansi.
Sebenzisa Amakesi we-SRAM ne-DRAM
I-SRAM ne-DRAM zibaluleke kakhulu kumadivayisi anamuhla. Uhlobo ngalunye lwenkumbulo lunokusetshenziswa okukhethekile okusekelwe endleleni esebenza ngayo. Ukwazi ukusetshenziswa kwazo kubonisa ukuthi zisiza kanjani amadivayisi ukuthi enze kangcono.
I-SRAM Sebenzisa Amacala
I-SRAM inhle emisebenzini edinga isivinini nokwethembeka. Isebenza ngokushesha futhi isebenzisa amandla amancane, iyenza ibe wusizo ezindaweni eziningi:
Inqolobane Yomprosesa: Ama-CPU asebenzisa i-SRAM ukugcina idatha ayidinga njalo. Lokhu kusiza iphrosesa ukuthi isebenze ngokushesha futhi ithuthukise isivinini sekhompyutha yakho.
Izinsiza Zokuxhumana: Amarutha namaswishi asebenzisa i-SRAM ukuze ufinyelele idatha ngokushesha. Lokhu kusiza amanethiwekhi asebenze kahle futhi athumele idatha kahle.
Izinhlelo Zezithuthi: Izimoto ezinamasistimu athuthukile zisebenzisa i-SRAM ukucubungula idatha ngokushesha. Lawa masistimu athuthukisa ukuphepha futhi anikeze izici zokuzijabulisa.
Isidingo se-SRAM sikhula ngokushesha. Izimoto manje zisebenzisa izinto zikagesi ezithuthuke kakhulu, futhi amanethiwekhi e-5G adinga inkumbulo esheshayo. Isibonelo, ngo-2025, i-5G izofinyelela ku-85% yabantu base-US, okwandisa isidingo samadivayisi angcono wokuxhumana.
DRAM Sebenzisa Amacala
I-DRAM isetshenziswa kumadivayisi adinga isitoreji esiningi ngezindleko eziphansi. Ikhono layo lokubamba idatha eyengeziwe liyenza ilungele ukusetshenziswa okuningi:
Inkumbulo Eyinhloko Kumakhompyutha: I-DRAM iyinkumbulo eyinhloko kumakhompyutha amaningi. Iphethe idatha nemiyalelo okwesikhashana ukuze i-CPU yenze imisebenzi. Lokhu kuvumela ikhompuyutha yakho ukuthi isebenzise izinhlelo eziningi ngesikhathi esisodwa.
Ama-Consoles Wamageyimu: I-DRAM isiza amasistimu egeyimu alayishe idatha ngokushesha. Lokhu kwenza imidlalo ihambe kahle ngemifanekiso engcono.
Consumer Electronics: Omakhalekhukhwini, amaphilisi, namawashi ahlakaniphile asebenzisa i-DRAM ekwenzeni izinto eziningi. Isiza lawa madivayisi asebenzise izinhlelo zokusebenza kahle.
Isidingo se-DRAM siyanda njengoba abantu abaningi besebenzisa amagajethi. Ngama-smartphones amaningi nezinto ezigqokekayo, isidingo senkumbulo enhle silokhu sikhula.
Ithiphu: Sebenzisa i-SRAM ngemisebenzi edinga isivinini, njengokulondoloza isikhashana noma ukunethiwekha. Khetha i-DRAM uma udinga isitoreji esengeziwe ngentengo ephansi, njengamakhompuyutha noma kumadivayisi amageyimu.
I-EEPROM, NAND, kanye ne-NOR Flash Memory
Yini i-EEPROM?
EEPROM kusho inkumbulo efundeka kuphela efundeka kalula ngogesi. Igcina idatha ngisho nalapho amandla evaliwe. Ngokungafani evamile I-ROM, ungasula futhi ubhale kabusha EEPROM usebenzisa ugesi. Lokhu kwenza kube usizo ekugcineni idatha eshintshayo ngezinye izikhathi.
Ungathola EEPROM kumadivayisi afana nama-microcontroller. Igcina idatha encane, njengezilungiselelo, edinga izibuyekezo. Nakuba ihamba kancane kunezinye izinhlobo zenkumbulo, EEPROM ithembekile ekulondolozeni idatha ebalulekile.
fun Iqiniso: EEPROM ingaphatha izinkulungwane zokubhala nokusula imijikelezo. Lokhu kuyenza ihlale isikhathi eside.
Iyini i-NAND Flash Memory?
NAND iwuhlobo lwememori ye-flash yokugcina idatha eningi. Ilondoloza idatha kumabhulokhi futhi isebenzisa idizayini yegridi ukuze ilingane isitoreji esengeziwe. Amadivayisi afana nama-SSD, amadrayivu e-USB, namafoni asetshenziswayo NAND ngoba iyathengeka futhi isebenza kahle.
NAND kuhle kakhulu ukonga amanani amakhulu wedatha. Kuyashesha ukwedlula EEPROM kodwa ihamba kancane kunenye inkumbulo. Izindleko eziphansi kanye nesitoreji esikhulu siyenza intandokazi kumadivayisi esimanje.
Iyini i-NOR Flash Memory?
Futhi ingolunye uhlobo lwenkumbulo ye-flash kodwa isebenza ngendlela ehlukile kune NAND. Ifunda idatha ngokushesha futhi ivumela ukufinyelela okuqondile olwazini oluthile. Lokhu kwenza Futhi ilungele imisebenzi edinga ukufinyelela okusheshayo kwedatha, njengaku-firmware noma kumasistimu ashumekiwe.
Futhi isetshenziswa ezintweni ezinjengamathuluzi ezokwelapha, imishini yezimboni, nezinhlelo zezimoto. Ibiza kakhulu futhi ibamba idatha encane kune NAND, kodwa isivinini nokuthembeka kwayo kuhle kakhulu ekusetshenzisweni okubalulekile.
Ithiphu: Khetha NAND yokugcina idatha eningi. Sebenzisa Futhi ukuze uthole ukufinyelela okusheshayo nokuthembekile.
Umehluko Obalulekile Phakathi kwe-NAND ne-NOR
NAND futhi Futhi inkumbulo ye-flash isebenza ngendlela ehlukile ukuze igcine futhi ifinyelele idatha. NAND igcina idatha kumabhulokhi isebenzisa idizayini efana negridi. Lokhu kukuvumela ukuthi igcine idatha eyengeziwe ngentengo ephansi. Futhi, nokho, igcina idatha ukuze ifinyelele ngokuqondile ezindaweni ezithile. Lokhu kwenza Futhi ishesha ukufunda kodwa ibamba idatha encane kune NAND.
Nasi isiqhathaniso esilula:
Isici | Imemori ye-NAND Flash | NOMA Inkumbulo ye-Flash |
|---|---|---|
Amandla okugcina | Okukhulu | Okuncane |
Isivinini sokufinyelela | Ihamba kancane ekufundeni | Ngokushesha ukufunda |
Cost | Yalutho | Ibiza kakhulu |
I-Ideal Use Case | Isitoreji esikhulu sedatha | Ukufinyelela idatha okusheshayo |
NAND ilungele ama-SSD namafoni adinga isitoreji esiningi. Futhi isebenza kahle kakhulu kumasistimu adinga ukufinyelela kwedatha okusheshayo nokuthembekile.
Ithiphu: Khetha NAND ngesitoreji esishibhile, esisezingeni eliphezulu. Sebenzisa Futhi ukuze uthole ukufinyelela okusheshayo, okunembile.
Sebenzisa Amakesi we-EEPROM, NAND, kanye ne-NOR
EEPROM, NAND, Futhi Futhi inkumbulo ye-flash iwukhiye kumadivayisi anamuhla. Uhlobo ngalunye lunokusetshenziswa okukhethekile okusekelwe kumandla alo.
EEPROM Sebenzisa Amacala
EEPROM kuhle kakhulu ukulondoloza idatha encane eshintsha ngezinye izikhathi. Izilawuli ezincane ziyisebenzisela ukugcina izilungiselelo noma ulwazi lokulinganisa. Isibonelo, ama-thermostats asetshenziswa EEPROM ukulondoloza izilungiselelo zomsebenzisi ngisho nangemva kokuphelelwa amandla.
I-NAND Sebenzisa Amacala
NAND i-flash iyinkumbulo eyinhloko yamadivaysi amaningi okugcina. Inika amandla ama-SSD, amadrayivu e-USB, namafoni anesitoreji esikhulu, esithengekayo. I-Intel ikwenzile NAND ngokushesha, okuthembeke kakhulu, futhi okwazi ukubamba idatha eyengeziwe. Lokhu kuyenza ibaluleke kumagajethi, izikhungo zedatha, namadivayisi eselula.
NOMA Usebenzise Amacala
Futhi i-flash ingcono kakhulu kwimisebenzi edinga ukufinyelela kwedatha okusheshayo nokungaguquguquki. Isetshenziswa kumasistimu ashumekiwe, amathuluzi ezokwelapha, nezinto zikagesi zemoto. Ngokwesibonelo, Futhi isiza imishini ukuthi ifinyelele i-firmware ngokushesha, iyigcine iphephile futhi isebenza kahle.
fun Iqiniso: Futhi i-flash ithenjwa ezinhlelweni zasemkhathini ngoba isebenza ezimeni ezimbi kakhulu.
Ngokwazi lokhu kusetshenziswa, ungakhetha inkumbulo efanele. Kungakhathaliseki ukuthi udinga isitoreji esithembekile, ukufinyelela okusheshayo, noma ukuvumelana nezimo, EEPROM, NAND, Futhi Futhi uke wakhava.
Ukuqhathanisa Izinhlobo Zenkumbulo
Ijubane Nokusebenza
Akuzona zonke izinhlobo zememori ezisebenza ngesivinini esifanayo. SRAM ishesha kakhulu ngoba ayidingi ukuqabuleka. Lokhu kuyenza ibe yinhle emisebenzini efana ne-caching processor, lapho isivinini sibaluleke kakhulu. dram ihamba kancane kune SRAM kodwa isashesha ngokwanele ukwenza ikhompuyutha evamile. Imemori ye-Flash, njenge NAND futhi Futhi, ihamba kancane kune RAM kodwa ufunda idatha ngokushesha. Lokhu kwenza kube kuhle ukugcina idatha isikhathi eside.
Ukuhlola okufana nebhentshimakhi ye-Mess ikala isivinini sememori nokubambezeleka. Lezi zivivinyo zibonisa SRAM ishesha ukwedlula dram ekubambezelekeni. Imemori ye-Flash ihamba kancane kunakho kokubili kodwa igcina idatha eyengeziwe kahle.
Ithiphu: Sebenzisa SRAM ngemisebenzi eshesha kakhulu, dram ukuze uthole isivinini esilinganiselwe, kanye nenkumbulo ye-flash yokugcina idatha eningi.
Izindleko kanye Nempumelelo
Inani lememori lithinta ukuthi iyiphi oyikhethayo. SRAM kubiza kakhulu ngoba kuyinkimbinkimbi futhi igcina idatha encane. dram ishibhile futhi ibamba idatha eyengeziwe, ngakho isetshenziswa kumakhompyutha amaningi. Imemori ye-Flash, ikakhulukazi NAND, iyathengeka ekugcineni idatha enkulu. Ubuchwepheshe obusha njenge-3D NAND wenze isitoreji sashibhe nakakhulu.
EEPROM inokwethenjelwa kodwa ibiza ngaphezulu ngebhayithi ngayinye futhi ibhala kancane kune RAM. Noma kunjalo, iwusizo ngoba igcina idatha ingenawo amandla.
Note: Ukuze wonge imali, khetha dram or NAND flash ukusetshenziswa jikelele. Khetha SRAM ngemisebenzi ekhethekile edinga isivinini.
Ukuguquguquka Nokugcinwa Kwedatha
I-Volatility ibonisa uma imemori igcina idatha lapho amandla evaliwe. RAM, like SRAM futhi dram, iyashintshashintsha futhi ilahlekelwa idatha ngaphandle kwamandla. Imemori ye-Flash, njenge NAND futhi Futhi, ayiguquguquki futhi igcina idatha iminyaka. EEPROM futhi ayiguquguquki futhi igcina idatha ngokuthembekile isikhathi eside.
isici | Inkumbulo Eguquguqukayo (isb., RAM) | Inkumbulo Engaguquguquki (isb, Inkumbulo Ekhanyayo) |
|---|---|---|
Ukugcinwa kwedatha | Ilahlekelwa idatha ngaphandle kwamandla | Igcina idatha ngaphandle kwamandla |
Speed | Ngokushesha | Kuphakathi kuya kancane |
Ukusetshenziswa | Isitoreji sesikhathi esifushane | Isitoreji sesikhathi eside |
Ukwazi lo mehluko kuyakusiza khetha inkumbulo efanele. Sebenzisa inkumbulo eguquguqukayo ngesivinini kanye nememori engaguquguquki ukuze ulondoloze idatha ngokuphephile.
Izicelo kanye Nezimo Zokusebenzisa
Ukwazi ukuthi uhlobo ngalunye lwenkumbulo lusebenza kanjani kukhombisa lapho luwusizo khona. Uhlobo ngalunye lunezici ezikhethekile ezenza lulungele imisebenzi ethile. Ake sibheke ukusetshenziswa kwazo.
Izicelo ze-RAM
RAM ibalulekile kumadivayisi adinga ukugcinwa kwedatha okusheshayo, kwesikhashana.
Amakhompyutha namaLaptops: RAM isiza ukuqhuba izinhlelo eziningi ngesikhathi esisodwa. Igcina idivayisi yakho ishesha lapho ushintsha imisebenzi.
Amasistimu Wokudlala: Ngokushesha RAM ilayisha ihluzo zegeyimu nedatha ngokushesha ukuze idlalwe kangcono.
Smartphones: Izinhlelo zokusebenza nemisebenzi yangemuva isetshenziswa RAM ukwenza imisebenzi eminingi ebushelelezi.
Ithiphu: Uma idivayisi yakho ihamba kancane, ingeza okwengeziwe RAM angayenza ngokushesha.
Izicelo ze-ROM
I-ROM igcina imiyalelo engapheli edingwa amadivaysi ukuze asebenze kahle.
Ama-bootloaders: I-ROM iphethe imiyalelo yokuqalisa yamakhompyutha namafoni.
Izinhlelo ezifakiwe: Imishini efana namaphrinta nemishini yokuwasha iyasetshenziswa I-ROM kwesoftware yabo.
Amadivaysi Ezokwelapha: I-ROM iqinisekisa ukuthi amathuluzi afana nama-pacemaker asebenza ngokuphepha nangokwethembeka.
Izicelo ze-SRAM
SRAM ilungele imisebenzi edinga isivinini kanye nokusetshenziswa kwamandla aphansi.
Izinqolobane Zomprosesa: Asebenzisa ama-CPU SRAM ukugcina idatha abayidinga njalo, ibenze basheshe.
Izinsiza Zokuxhumana: Amarutha namaswishi asetshenziswa SRAM ukuze uthole ukufinyelela kwedatha okusheshayo.
Izinhlelo Zezithuthi: Ukusetshenziswa kwezinhlelo zemoto ezithuthukisiwe SRAM ngokucubungula idatha ngesikhathi sangempela.
Izicelo ze-DRAM
dram idumile ngoba iyathengeka futhi igcina idatha eningi.
Imemori Eyinhloko: Amakhompyutha amaningi namakhonsoli emidlalo asetshenziswa dram njengenkumbulo yabo eyinhloko.
Consumer Electronics: Amadivayisi afana nama-smartphones namathebulethi ancike kuwo dram ukwenza imisebenzi eminingi.
Amaseva: Ukusetshenziswa kwezikhungo zedatha dram ukusingatha imisebenzi emikhulu yekhompyutha.
Izicelo Zenkumbulo Ye-Flash (EEPROM, NAND, NOR)
Imemori ye-Flash inhle kakhulu ekulondolozeni idatha isikhathi eside.
EEPROM: Sebenzisa ama-Microcontroller EEPROM ukulondoloza izilungiselelo nedatha yokulinganisa.
NAND: Ama-SSD, amadrayivu e-USB, kanye namafoni asetshenziswayo NAND yokugcina idatha eningi.
Futhi: Futhi i-flash isetshenziswa ku-firmware, amathuluzi ezokwelapha, nezinhlelo zesikhala.
fun Iqiniso: Futhi i-flash ithenjwa ohambweni lwasemkhathini ngoba isebenza ezimeni ezimbi kakhulu.
Ngokufunda lokhu kusetshenziswa, ungakhetha inkumbulo efanele yezidingo zakho. Kungakhathaliseki ukuthi udinga isivinini, isitoreji, noma ukwethembeka, kunohlobo lwenkumbulo lomsebenzi.
Ukwazi ukuthi i-RAM, i-ROM, i-SRAM, i-DRAM, i-EEPROM, i-NAND, ne-NOR ikusiza kanjani khetha ngokuhlakanipha. I-RAM iyashesha emisebenzini yesikhashana, kuyilapho i-ROM igcina idatha isikhathi eside. I-SRAM ilungele imisebenzi esheshayo, ebalulekile, futhi i-DRAM ishibhile ngesitoreji esengeziwe. I-EEPROM ilungele izibuyekezo ezincane, futhi i-NAND ne-NOR zingcono kakhulu kwisitoreji esikhulu noma ukufinyelela okusheshayo.
Khetha inkumbulo ngokusekelwe kulokho okudingayo. Sebenzisa i-SRAM noma i-DRAM ngesivinini. Khetha i-NAND noma i-NOR ukuze ulondoloze idatha yesikhathi eside. I-EEPROM ilungele ukugcina izilungiselelo noma ulwazi lokulinganisa. Ukusebenzisa inkumbulo efanele kuthuthukisa indlela amadivayisi asebenza ngayo futhi konga amandla.
Imibuzo Evame Ukubuzwa
1. Kungani i-RAM ishesha kune-ROM?
I-RAM iyashesha ngoba ingafinyelela noma iyiphi indawo yememori ngokuqondile. Yenzelwe ukusetshenziswa kwedatha okusheshayo, yesikhashana. I-ROM yakhelwe ukugcina idatha ingunaphakade futhi ayigxili esivinini.
2. Ungakwazi yini ukuthuthukisa i-RAM kudivayisi yakho?
Yebo, amakhompyutha amaningi namakhompyutha aphathekayo akuvumela ukuthi ungeze i-RAM eyengeziwe. Hlola imininingwane yedivayisi yakho ukuze uqiniseke ukuthi iyalingana. Ukwengeza i-RAM kusiza ngokwenza imisebenzi eminingi futhi kwenza idivayisi yakho isheshe.
3. Yini eyenza i-NAND ibe ngcono kusitoreji esikhulu?
I-NAND ilondoloza idatha emabhuloki, okuvumela isitoreji esiningi endaweni encane. Futhi ishibhile, okwenza kube kuhle kuma-SSD namadrayivu e-USB.
4. I-SRAM iwonga kanjani amandla uma iqhathaniswa ne-DRAM?
I-SRAM isebenzisa amasekhethi akhethekile ukuze ibambe idatha ngaphandle kokuvuselela njalo. Lokhu kwehlisa ukusetshenziswa kwamandla. I-DRAM idinga ukuvuselela kaningi, esebenzisa amandla engeziwe.
5. Ingakanani impilo ye-EEPROM?
I-EEPROM ingabhalwa futhi isulwe izikhathi eziyizinkulungwane. Lokhu kukwenza kube kuhle ukusetshenziswa kwesikhathi eside kumadivayisi afana nama-microcontroller noma amathuluzi adinga izibuyekezo.
Ithiphu: Khetha inkumbulo ngokusekelwe kulokho okudingwa idivayisi yakho, njengesivinini noma isitoreji.
