I-Compact Flash: Iyini?

ngo kim Kubuyekezwe: June 26, 2022

I-Compact Flash (CF) luhlobo lwemidiya yesitoreji eyenzelwe digital Amakhamera, izidlali zeMP3, nezinye izisetshenziswa eziphathwayo. Incane kunezinhlobo zendabuko zokugcina izinto ezifana nama-hard drive nama-flash drive. Ithembeke kakhulu kunezinye izinhlobo zemidiya yokugcina, futhi ine- umthamo omkhulu kakhulu.

Kulesi sihloko, sizoxoxa ngezisekelo ze-Compact Flash nokuthi kungani iyi- inketho enkulu kumadivayisi aphathekayo.

Incazelo ye-Compact Flash

I-Compact Flash (CF) iwuhlobo lwedivayisi yokugcina izinto eziningi ekhishwayo esetshenziswa kumakhamera amaningi edijithali, edijithali ividiyo ama-camcorder, izidlali zeMP3, nezinye izinto zikagesi nezekhompyutha. Yakhiwe njengenye indlela yama-floppy disks, njengoba ingakwazi esitolo amanani amakhulu kakhulu edatha endaweni encane kakhulu. I-Compact Flash itholakala ngamasayizi ahlukene nekhono okwamanje elisukela ezindaweni ezizungezile 16 Megabytes kufika ku-256 Gigabytes.

I-Compact Flash Cards isebenzisa imemori ye-flash futhi asekelwe ku-Parallel ATA interface. Lolu hlobo lomklamo lwenza amakhadi e-Compact Flash ngokushesha uma kuziwa ngesivinini sokudlulisa idatha; imikhawulo yesivinini esiphezulu 133 Megatransfer ngomzuzwana uma usebenzisa imodi ye-IDE, 80 Megatransfer ngomzuzwana uma usebenzisa imodi ye-IDE yangempela kanye namaMegatransfer angu-50 ngomzuzwana uma usebenzisa iphakethe lamabhayithi amahlanu elikhomba imodi yephrothokholi yokuxhawula.

Ngaphandle kwekhono layo lokugcina idatha enkulu endaweni encane kakhulu, iCompact Flash nayo inezinzuzo ezithile ezibalulekile eziyenza ihehe kakhulu njengendawo yokugcina:

• ukwethembeka okuphezulu ngenxa yesakhiwo sayo esiqinile,
• amakhono amahle okuphatha iphutha ngenxa yekhodi eyakhelwe ngaphakathi yokulungisa iphutha (ECC),
• izidingo zokusetshenziswa kwamandla okuphansi futhi
• ukuyikhokhela uma kuqhathaniswa nezinye izinhlobo zemidiya ezikhiphekayo njengeDVD noma ama-Blue Ray discs.

Umlando we-Compact Flash

I-Compact Flash (CF) iyidivayisi yokugcina ekhiphekayo esetshenziswa ezinhlobonhlobo zamadivayisi edijithali. Yathuthukiswa yi-SanDisk kanye ne-CompactFlash Association ngo-1994. Umshini wenziwa waba mncane kunezinguqulo zangaphambilini zesistimu ye-hard disk, okuvumela ukugcinwa okwengeziwe endaweni encane nesisindo.

I-Compact Flash ibangele ukuvukela embonini yekhamera yedijithali, yashintsha imakethe yezithombe ngokunikeza indlela elula, ephathekayo yokugcina idatha ngaphandle kokukhathazeka ngokuqina kwayo noma ukuphila isikhathi eside. Ukuphumelela kwe-Compact Flash kuphinde kwasiza ukwenza inkumbulo ye-flash izinga elidumile lokugcina ezinye izinhlobo zemidiya, njengomculo namafayela evidiyo.

Iphaseji elisuka kuma-hard drive endabuko liye I-CompactFlash solid-state drives bekulokhu kuhamba kancane kodwa kusabalulekile kakhulu, okuholela ekuzivumelaniseni kamuva nezici zefomu ezincane njenge-mini-USB, I-Digital Secure (SD), Ikhadi lesithombe le-xD – konke okusekelwe ikakhulukazi kubuchwepheshe be-CF, kodwa ngezici zokuphepha ezithuthukisiwe.

Njengoba ubuchwepheshe bekhompiyutha buthuthuka futhi namavolumu edatha anda, kuba kudingekile ukuba abakhiqizi nabathuthukisi bahambisane nesidingo samakhasimende semishini yokusebenza ephezulu edla amandla aphansi kanye nezidingo zesikhala - Cue Amakhadi Aphelele!

Izinzuzo ze-Compact Flash

I-Compact Flash (CF) iyidivayisi yokugcina inkumbulo eseyintandokazi yamakhamera amaningi edijithali namanye amadivaysi. Inikeza ukusebenza okuthuthukisiwe kumidiya yesitoreji esivamile futhi ishibhile.

Kunezinzuzo eziningi zokusebenzisa I-Compact Flash njengawo isivinini esisheshayo, usayizi omncane, Futhi ubumangele. Kulesi sigaba, sizoxoxa ngakho konke izinzuzo ze-Compact Flash.

Amandla okugcina aphezulu

I-Compact flash (CF) imemori khadi inikeza izinzuzo ezithile ezihlukile kunemidiya yendabuko yokugcina i-hard drive nezinye izinhlobo zememori yedijithali. Inzuzo ekhangayo kakhulu yamakhadi e-CF yiwo umthamo wokugcina omkhulu - kusukela ku-1 kuya ku-128 gigabytes, lokhu idlula umthamo wama-hard drive amaningi adumile futhi kungonga abasebenzisi imali lapho belungiselela izixazululo zabo zesitoreji sedijithali.

Amakhadi e-Compact Flash nawo mancane ngendlela emangalisayo, awenza aphatheke kalula futhi kulula ukuwahambisa nawe nomaphi lapho uya khona. Banjalo futhi ihlala isikhathi eside kakhulu, imelana namaqhubu namaconsi lokho kungalimaza i-hard drive noma i-DVD-ROM.

Okuphansi amandla ukusetshenziswa

The I-Compact Flash imemori khadi inikeza izinzuzo eziningi kubasebenzisi bedijithali, ikakhulukazi uma iqhathaniswa nezinye isitoreji sedijithali. Phakathi kwalezo kubalwa yayo ukusetshenziswa kwamandla okuphansi, okwenza ifaneleke kakhulu kumakhamera edijithali nama-camcorder adinga imithombo yamandla isikhathi eside. I-Compact Flash isebenzisa isilinganiso samawathi amabili uma iqhathaniswa namanye amakhadi isebenzisa isilinganiso samawathi ayisishiyagalombili. Lesi sici sibenza babe yinzuzo ezimeni lapho ukunikezwa kwamandla kukhawulelwe khona noma kungaqinisekile, njengakumishini yasemkhathini noma ezindaweni ezikude.

Ngokwengeziwe, some I-Compact Flash amamodeli asebenzisa umthombo kagesi owodwa kuphela, okuqeda isidingo sokunaka ukunikezwa kwamandla kagesi amaningi. Lokhu kubenza balungele ukusetshenziswa ezinhlelweni ezahlukahlukene kubo bonke ubuchwepheshe obuhlukahlukene nezindawo emhlabeni jikelele. Ngaphezu kwalokho, bathatha amandla kagesi amancane okusebenza ngakho-ke hlinzeka isikhathi eside sokusebenza kunezinye izinhlobo zamamemori khadi.

Ukuqina okuphezulu

I-Compact Flash ingenye yezinketho zokugcina ezihlala isikhathi eside ezitholakalayo. Ama-chips amakhulu esimo esiqinile asetshenziselwa ukugcina idatha ekhadini le-CF adala ukuzinza okukhulu kuneminye imidiya yokugcina; ngenxa yalokho, amakhadi e-Compact Flash avame ukusetshenziswa ezinhlelweni ezimangelengele, ezinye zenzelwe ukusebenza kuzo isimo sezulu esibi kanye nezinye izimo ezinzima.

Amakhadi e-Compact Flash empeleni aklanyelwe ukumelana nokushaqeka okukhulu ngokomzimba nokudlidliza kunama-hard drive amaningi. I-CompactFlash Association (CFA) ihlole izinhlobo ezahlukene zamakhadi e-CF kabanzi futhi yawathola ekwazi ukwenza imisebenzi evamile yokufunda/ukubhala ngokulandelayo. ukushaqeka okukhulu nokudlidliza. Lolu hlobo lokuqina luyenza ifaneleke ikakhulukazi ukusetshenziswa kumadivayisi afana namakhamera, i-GPS nama-PDA okungenzeka aphathwe kabi noma izimo zezulu ezimbi kakhulu.

Ukuhlolwa kwe-CF nakho kubonisa ukuthi lolu hlobo lwekhadi kulindeleke ukuthi luhlale isikhathi eside kabili isikhathi eside kunama-hard drive amaningi, enesilinganiso seminyaka yokuphila ephakathi kweminyaka emihlanu nesikhombisa. Ngisho noma ungahlelile ukusebenzisa i-Compact Flash yakho iminyaka emihlanu noma ngaphezulu, isimo esinokwethenjelwa salawa makhadi sisho ukuthi idatha yakho izohlala iphephile iminyaka eminingi ezayo.

Izinhlobo ze-Compact Flash

I-Compact Flash (CF) iwuhlobo lwedivayisi yenkumbulo ekhanyayo esetshenziswa enhlobonhlobo yemikhiqizo yedijithali njengamakhamera nezinye izinto zikagesi eziphathwayo. Kunezinhlobo ezahlukene zamakhadi e-CF atholakalayo emakethe, okuhlanganisa Uhlobo I, Uhlobo II, Futhi I-MicroDrive. Ake sixoxe ngezinhlobo ezahlukene zamakhadi e-CF nezici zawo:

• Uhlobo I Amakhadi e-CF awuhlobo oludala kakhulu lwamakhadi e-CF futhi awugqinsi ngo-3.3mm.
• Uhlobo II Amakhadi e-CF awugqinsi ngo-5mm futhi awuhlobo oluvame kakhulu lwamakhadi e-CF.
• I-MicroDrive Amakhadi e-CF angama-thinnest ku-1mm futhi awuhlobo olujwayelekile kakhulu lwamakhadi e-CF.

Uhlobo I

I-Compact Flash, noma amakhadi e-CF, amancane, amathuluzi okugcina angunxande avame ukusetshenziswa kumakhamera edijithali namanye amadivaysi okuthwebula izithombe. Ngokuya ngokuminyana nobukhulu bawo, amakhadi e-CF angasukela ku-gigabytes eyodwa kuya kwamakhulu amaningana omthamo wokugcina. Kunezinhlobo ezintathu ezahlukene zamakhadi e-CF achazwe yiCompactFlash Association - Thayipha I, Uhlobo II, kanye ne-Microdrive. Zontathu izinhlobo zisebenzisa isixhumi sedatha samaphini angu-50 futhi zinikeze amandla angu-5 volts; nokho zontathu lezi zinhlobo ziyahluka impela uma kuziwa ekushubeni kwazo kanye nezici ezitholakalayo njengesivinini sokubhala/sokufunda.

• Uhlobo I: Lolu uhlobo lwangempela lwekhadi le-CompactFlash elethulwa ngo-1994. Njengoba liwugqinsi elingu-3.3mm elinamandla okulondoloza afinyelela ku-128GB, amakhadi ohlobo lwe-I ngeke anele kuphela kuwo wonke amakhamera namaphilisi akhona kodwa nasezikhaleni zedivayisi ezingu-5mm njengalezo ezitholakala kuwo. amabhange amaningi enkumbulo kuhlanganise Ama-EPROM (Izinkumbulo Ezilungisekayo Ezifundeka Kuphela). Ngosayizi we-CompactFlash ovamile nogqinsi (5mm x 3.3mm) Amakhadi ohlobo lwe-I aphinde anikeze ezinye zezintengo eziphansi kakhulu ezitholakalayo zezixazululo zesitoreji sememori ye-flash zamadivayisi amakhulu njengama-Photo Booth noma ama-kiosks anendawo ekhawulelwe yokukhweza etholakalayo. Nakuba manje kukhona amanani okudlulisa asheshayo ku-Type II & III Cards ambalwa kakhulu amadivayisi ake asebenzisa ngokugcwele le nzuzo yesivinini njengoba amadivayisi amaningi axhumeka ekhadini akhiqiza idatha ehamba kancane kakhulu kunaleso silinganiso okwenza ngokuvamile iqhinga lokumaketha kunokuba isici esidingekayo abasebenzisi abaningi namuhla.

Uhlobo II

I-Compact Flash iwuhlobo lwedivayisi yokugcina ekhiphekayo esetshenziswa kumakhamera edijithali nezinye izinto zikagesi zabathengi. Ngokuyinhloko isetshenziselwa ukugcina izithombe zedijithali nezinye izinhlobo zedatha, ngokuvamile ngendlela yememori khadi eshintshashintshayo.

Kunezinhlobo ezintathu zama-Compact Flash cards - Uhlobo I, Uhlobo II futhi I-Microdrive - ezingahlukaniswa ngobukhulu bama-casings kanye nenani lendawo yokugcina abanikezayo.

The Uhlobo II ijiyile kancane kunamanye amafomethi kodwa ingabamba umthamo omkhulu wememori. Ngokungamangalisi, lokhu kuyenza ibe uhlobo oludume kakhulu kubasebenzisi bekhamera yedijithali. Igobolondo layo eliwugqinsi liphinde liyivikele ekushayweni ngokomzimba okungadala umonakalo omkhulu ezingxenyeni zayo zangaphakathi, okuyenza ilungele ukusetshenziswa ezimeni ezimangelengele njengamazinga okushisa aphakeme noma ngaphansi kwengcindezi efana nokucwiliswa okujulile ngaphansi kwamanzi. I Thayipha ikhadi II ibikhona kusukela ngo-1996 futhi isaqhubeka nokuba ngenye yezinketho ezidume kakhulu emakethe namuhla ngenxa yokuthembeka kwayo nokusebenza kahle kwezindleko.

Ukusetshenziswa kwe-Compact Flash

I-Compact Flash (CF) iwuhlobo lwedivayisi yokugcina esetshenziswa kuma-electronics ahlukahlukene wabathengi. Kwaziwa ngakho ukwethembeka kanye nesivinini futhi idumile kumakhamera edijithali, ama-PDA, nezidlali zomculo.

Kulesi sihloko, sizoxoxa ngezinye zezinto ukusetshenziswa kwe-Compact Flash nokuthi kungaba yinzuzo kanjani ezidingweni zakho zobuchwepheshe.

Amakhamera weDijithali

Ubuchwepheshe be-Compact Flash (CF). ngokushesha isiba indawo yokugcina oyikhethayo yamakhamera edijithali. Ifana ngosayizi nokuma kwe-PC Card, yakhelwe ukuthi ilingane ngqo nekhamera. Ngezidingo zayo zamandla aphansi, ukuminyana kwamandla aphezulu, umthamo ongaguquguquki wokugcina idatha kanye amakhono angenakuqhathaniswa, isifana kahle kakhulu nezizukulwane ezintsha zamakhamera edijithali.

Amakhadi e-CompactFlash ahlinzeka impilo yebhethri ende futhi isebenza ebangeni lokushisa elibanzi kunama-hard drive ajwayelekile - alungele amakhamera okufanele athathe izithombe ngaphansi kwezimo eziguqukayo noma ezinzima. Amakhadi e-CF nawo amelana nokushaqeka, ukudlidliza kanye namazinga okushisa aphezulu, awenza enokwethenjelwa kakhulu futhi enokwethenjelwa izinketho ngisho nasezimweni ezingaphansi kweziphelele.

Bangakwazi ukusekela amandla we-8MB kufika ku-128GB - atholakala kuzo zombili izici zefomu I kanye nohlobo lwe-II - nge I-“typeI” ilingana nekhadi le-PC kodwa ijiyile izikhonkwane eziyi-12 ziphume ohlangothini olulodwa.. Amakhadi e-CF nawo anawo Amandla e-USB asheshayo akhelwe ngaphakathi okubavumela ukuthi basebenze njengamadiski akhiphekayo lapho exhunywe ezimbotsheni ze-USB kumakhompuyutha noma izifundi zememori - ukuzitholela ngokuzenzakalelayo lapho ikhadi lifakwe kumfundi osuka kudeskithophu yekhompuyutha okwenza kube lula ukuzisebenzisa ngezithombe ezisuka kumakhamera edijithali.

PDAs

I-Compact Flash, eyaziwa nangokuthi Amakhadi e-CF, seziwuhlobo oluthandwa kakhulu lwememori khadi elisetshenziswa kumishini emincane yedijithali. Lolu hlobo lwekhadi luyathandeka ngoba lunikeza umthamo wokugcina ocishe ufane nowe-hard disk, nokho lingangena kumadivayisi angenamandla kakhulu kunalawo aqukethe i-hard drive. Ama-PDA (Abasizi Bedijithali Bomuntu) ziwuhlobo olulodwa lwedivayisi oluzuzayo ngokusetshenziswa kwamakhadi ahlanganisiwe.

Isici sefomu sama-PDA ngokuvamile sincane kakhulu, okusho ukuthi kunesikhala esilinganiselwe sedivayisi yenkumbulo ngaphakathi kwebhokisi. I-Compact Flash ilingana kahle futhi inikeza isikhala esiningi sokugcina idatha ukuze ifinyeleleke usohambeni. Lokhu kubenza babe ngabangane abaphelele bosomabhizinisi abadinga ukugcina amafayela abalulekile namadokhumenti kubo ngaso sonke isikhathi, okuvumela ukufinyelela okusheshayo kungakhathaliseki ukuthi akuphi.

Okunye ukusetshenziswa kwamakhadi e-Compact Flash kuma-PDA uku thuthukisa isistimu yokusebenza noma izinhlelo zokusebenza iyatholakala kudivayisi uqobo. Amakhadi anamandla amakhulu okugcina avumela abasebenzisi ukuthi bagcine idatha yabo yomsebenzi inekhophi yasenqolobaneni kuyilapho benikeza isikhala esanele sokugcina izinhlelo zokusebenza ezengeziwe, okuhlanganisa ukuthuthukiswa nezibuyekezo kwezikhona kakade. Ekugcineni, amakhadi e-CF angasetshenziswa kuma-PDA njenge isitoreji sangaphandle esinamandla anwebekayo - lokhu kuvumela amafayela amakhudlwana anjengomsindo noma ividiyo efuna isikhala esiningi kunesivame ukutholakala kumadivayisi aphathwayo angafinyelelwa ngaphandle kokulinda uze ubuyele ekhaya noma ehhovisi lapho ungase ukwazi ukufinyelela khona i-PC noma ikhompuyutha ephathekayo.

Ama-MP3 player

Amakhadi e-Compact Flash (CF). ahambisana namadivayisi afana nezidlali ze-MP3, amakhamera edijithali nezisizi zedatha yomuntu siqu (ama-PDA) ane-Compact Flash slot. Atholakala ngamakhono ahlukahlukene enkumbulo futhi anikeza indlela ephumelelayo yokugcina nokudlulisa amanani amakhulu olwazi lwedijithali kuneminye imidiya eminingi. Usayizi omncane wamakhadi, uma uqhathaniswa nezinye izinhlobo zamamemori khadi, wenza amadivaysi abelula, aminyene futhi aphatheke kalula.

Amadivayisi enkumbulo ekhanyayo awadingi umthombo wamandla wangaphandle ukuze agcine idatha egciniwe njengoba equkethe ama-capacitor amancane ngaphakathi kwawo. Ngenxa yalokho, bangagcina idatha ngisho noma amandla ephazamisekile noma ekhishiwe kudivayisi. Amakhadi e-CF nawo anokwethenjelwa kakhulu njengoba kungekho ukunyakaza kwemishini ngaphakathi kwawo njengama-hard drive endabuko anawo futhi ayikho imidiya ebonakalayo engawehlisa ngokuhamba kwesikhathi noma ngokusetshenziswa.

Ukusetshenziswa okuyinhloko kwamakhadi e-CF ukugcinwa komsindo nokudlala kubadlali bemidiya ephathekayo (ama-PMP) njengezidlali ze-MP3. Lawa makhadi avumela abasebenzisi ukuthi bagcine inani elikhulu lamafayela omculo kusidlali sabo seMP3 ngaphandle kokuthatha isikhala esiningi noma bakhiphe ama-CD noma amateyipu ngokuphindaphindiwe lapho beshintsha amathrekhi omculo ngesikhathi sokulalela. Ngalawa makhadi, amahora ambalwa omculo ungadlalwa ngaphandle kokukhathazeka ngokushintsha izingoma kaningi kusidlali ngokwaso. Izifundi zekhadi le-CF zingase futhi zisetshenziselwe ukudlulisa okuqukethwe ngokuqondile phakathi kwe-hard drive yangaphakathi yekhompyutha kanye nekhadi ngokwalo akukho divayisi ephakathi edingekayo.

Amadivaysi e-GPS

Amadivaysi e-GPS ukusetshenziswa okuvamile kwe Imemori khadi ye-Flash ehlangene. Lawa makhadi asetshenziswa kakhulu ezinhlelweni zokuzulazula, avumela abashayeli ukuthi bagcine izindawo eziningi futhi balandelele izindlela zabo ngenkathi besendleleni. Amamemori khadi asetshenziselwa ukulayisha amamephu futhi awagcine ngqo kudivayisi ye-GPS.

Ngokugcina amamephu noma ama-waypoints ku-a Ikhadi le-Flash elihlangene, kungenzeka ukushintsha ngokushesha idivayisi phakathi kwezimoto ezahlukene noma usebenzise amakhadi ahlukene kubashayeli abahlukene.

Isiphetho

Ekuphetheni, I-Compact Flash iyisisombululo esikahle sokugcina inqwaba yamadivayisi, kusukela kumakhamera edijithali namakhamera edijithali kuya kubadlali abalalelwayo/bevidiyo, amasistimu wokuzulazula ngesathelayithi kanye nemishini yezokwelapha ephathekayo. Inikeza umthamo omangalisayo nokuthembeka ngesivinini sokudlulisa okusheshayo, okwenza kube i ukukhetha okukhethwa kukho ochwepheshe abaningi bemboni. Amadivayisi amaningi ahlukene manje asekela amakhadi ememori e-CF avamile, ngakho-ke ukuhambisana akufanele kube yinkinga. Ngayo umklamo omangelengele nezici zokonga amandla, ayithembekile nje kuphela - futhi kwemvelo.

Sawubona, nginguKim, umama kanye nomshisekeli we-stop-motion onesizinda ekudalweni kwemidiya nokuthuthukiswa kwewebhu. Nginothando olukhulu lokudweba nokugqwayiza, futhi manje sengingena ngekhanda emhlabeni onyakazayo. Ngebhulogi yami, ngabelana ngezifundo zami nani bafana.