Compact Flash: Nws yog dab tsi?

by kim Kho tshiab: Lub rau hli ntuj 26, 2022

Compact Flash (CF) yog ib hom chaw cia khoom tsim los rau cov cov koob yees duab, MP3 players, thiab lwm yam khoom siv portable. Nws yog me dua li cov ntaub ntawv ntawm cov ntaub ntawv khaws cia xws li hard drives thiab flash drives. Nws yog ntau txhim khu kev qha tshaj li lwm yam ntaub ntawv ntawm cia tawm, thiab muaj ib tug muaj peev xwm ntau dua.

Hauv tsab xov xwm no, peb yuav tham txog cov hauv paus ntawm Compact Flash thiab vim li cas nws yog ib qho kev xaiv zoo rau cov khoom siv portable.

Lub ntsiab lus ntawm Compact Flash

Compact Flash (CF) yog ib hom kev tshem tawm loj cia khoom siv hauv ntau lub koob yees duab digital, digital video camcorders, MP3 player, thiab lwm yam khoom siv hluav taws xob thiab suav. Nws tau tsim los ua lwm txoj hauv kev floppy disks, raws li nws ua tau khw ntau cov ntaub ntawv loj nyob rau hauv ib qho kev txiav txim me me. Compact Flash muaj nyob rau hauv ntau qhov ntau thiab tsawg thiab muaj peev xwm uas tam sim no nyob ib puag ncig 16 Megabytes mus txog 256 Gigabytes.

Compact Flash phaib siv flash nco thiab ua raws li Parallel ATA interface. Hom kev tsim no ua rau Compact Flash cards ceev heev thaum nws los txog rau cov ntaub ntawv hloov ceev; cov kev txwv ceev tshaj plaws yog 133 Megatransfers ib ob thaum siv hom IDE, 80 Megatransfers ib ob thaum siv hom IDE tiag tiag thiab 50 Megatransfers ib ob thaum siv tsib-byte pob ntawv txheeb xyuas kev sib tuav tes raws tu qauv.

Ib cag ntawm nws lub peev xwm khaws cov ntaub ntawv ntau hauv daim ntawv me me, Compact Flash kuj muaj qee qhov txiaj ntsig tseem ceeb uas ua rau nws zoo nkauj heev li qhov nruab nrab cia:

• kev ntseeg siab vim nws txoj kev tsim kho lub xeev,
• zoo yuam kev tuav peev xwm vim nws qhov kev txhim kho yuam kev (ECC),
• kev siv hluav taws xob tsawg tsawg thiab
• kev them taus piv nrog rau lwm hom kev tshem tawm xws li DVD lossis Blue Ray discs.

Keeb kwm ntawm Compact Flash

Compact Flash (CF) yog ib qho khoom siv tshem tawm tau siv hauv ntau yam khoom siv digital. Nws tau tsim los ntawm SanDisk thiab CompactFlash Association hauv xyoo 1994. Cov cuab yeej tau ua kom me dua li yav dhau los versions ntawm lub hard disk system, tso cai rau ntau qhov chaw cia thiab qhov hnyav.

Compact Flash ua rau muaj kev kub ntxhov hauv kev lag luam digital koob yees duab, hloov pauv kev lag luam yees duab los ntawm kev muab txoj hauv kev yooj yim, nqa tau yooj yim los khaws cov ntaub ntawv yam tsis tas yuav txhawj xeeb txog nws txoj kev ruaj khov lossis ntev. Qhov kev vam meej ntawm Compact Flash kuj tau pab ua kom lub cim xeeb flash yog tus qauv nrov rau khaws cia lwm hom kev tshaj tawm, xws li suab paj nruag thiab cov ntaub ntawv video.

Txoj kev los ntawm tsoos hard drives rau CompactFlash solid-state drives tau maj mam tab sis tseem ceeb heev, ua rau tom qab hloov kho nrog cov ntawv me me xws li mini-USB, Luag Digital (SD), xD-Daim Card - tag nrho cov uas feem ntau yog raws li CF thev naus laus zis, tab sis nrog kev txhim kho kev ruaj ntseg nta.

Raws li kev siv tshuab computer txhim kho thiab cov ntaub ntawv ntim tau nce ntxiv, nws tsim nyog rau cov tuam txhab thiab cov tsim tawm kom ua raws li cov neeg siv khoom xav tau cov cuab yeej ua haujlwm siab uas siv lub zog qis thiab qhov chaw yuav tsum tau ua - Cue Compact Flash cards!

Cov txiaj ntsig ntawm Compact Flash

Compact Flash (CF) yog lub cim xeeb cia khoom uas tau dhau los ua kev xaiv nrov rau ntau lub koob yees duab digital thiab lwm yam khoom siv. Nws muaj kev txhim kho kev ua tau zoo dua li cov ntaub ntawv khaws cia ib txwm muaj thiab tseem pheej yig.

Muaj ntau yam zoo siv Compact Flash zoo li nws ceev nrawm, me me, Thiab ruggedness. Hauv seem no, peb yuav tham txog tag nrho cov Cov txiaj ntsig ntawm Compact Flash.

Muaj peev xwm cia siab

Compact flash (CF) nco phaib muab qee qhov txiaj ntsig zoo dua li ib txwm siv hard drive cia cov xov xwm thiab lwm hom kev nco digital. Qhov txiaj ntsig zoo tshaj plaws ntawm CF daim npav yog lawv muaj peev xwm cia siab - xws li los ntawm 1 mus rau 128 gigabytes, qhov no tshaj lub peev xwm ntawm ntau yam nrov hard drives thiab tuaj yeem txuag cov neeg siv nyiaj thaum teeb tsa lawv cov kev daws teeb meem digital cia.

Compact Flash cards kuj tseem me me, ua rau lawv nqa tau yooj yim thiab yooj yim thauj nrog koj txhua qhov chaw koj mus. Lawv kuj yog heev ruaj, resistant rau pob thiab te uas tej zaum yuav puas lub hard drive lossis DVD-ROM.

Tsis tshua muaj zog noj

cov Compact Flash nco daim npav muab ntau yam txiaj ntsig rau cov neeg siv digital, tshwj xeeb tshaj yog thaum piv rau lwm qhov kev cia digital. Ntawm cov yog nws kev siv hluav taws xob tsawg, ua rau nws zoo meej rau cov koob yees duab digital thiab cov camcorders uas yuav tsum tau siv lub zog rau lub sijhawm ntev. Compact Flash siv qhov nruab nrab ntawm ob watts piv rau lwm daim npav siv qhov nruab nrab ntawm yim watts. Cov yam ntxwv no ua rau lawv muaj txiaj ntsig zoo hauv cov xwm txheej uas cov khoom siv hluav taws xob tsawg lossis tsis paub tseeb, xws li hauv chaw tshaj tawm txoj moo zoo lossis qhov chaw nyob deb.

Tsis tas li ntawd, qee qhov Compact Flash cov qauv siv tsuas yog ib qho hluav taws xob nkaus xwb, tshem tawm qhov yuav tsum tau them sai sai rau ntau yam khoom siv hluav taws xob. Qhov no ua rau lawv zoo tagnrho rau kev siv ntau yam kev siv thoob plaws cov thev naus laus zis sib txawv thiab qhov chaw thoob ntiaj teb. Ntxiv mus, lawv coj tsawg zog hluav taws xob khiav thiab yog li muab lub neej ua haujlwm ntev dua dua li lwm hom ntawv cim xeeb.

High sustainability

Compact Flash yog ib qho ntawm cov kev xaiv ruaj khov tshaj plaws muaj. Cov chips loj-lub xeev siv los khaws cov ntaub ntawv ntawm daim npav CF tsim kom muaj kev ruaj ntseg ntau dua li lwm cov ntaub ntawv khaws cia; Raws li qhov tshwm sim, Compact Flash phaib feem ntau siv rau hauv daim ntawv thov rugged, qee qhov ua rau kev khiav lag luam huab cua huab cua thiab lwm yam mob hnyav.

Compact Flash cards yog tsim los tiv thaiv ntau lub cev poob siab thiab kev vibration dua li ntau lub hard drive. Lub Koom Haum CompactFlash (CFA) tau sim ntau hom CF daim npav ntau thiab pom tias lawv txhua tus tuaj yeem ua tau zoo nyeem / sau cov haujlwm hauv qab no. hnyav shocks thiab vibrations. Hom kev ruaj khov no ua rau nws tshwj xeeb tshaj yog siv rau hauv cov khoom siv xws li lub koob yees duab, GPS thiab PDAs uas yuav raug cuam tshuam los ntawm kev tuav tsis zoo lossis huab cua phem heev.

CF cov kev ntsuam xyuas kuj qhia tau tias hom daim npav no yuav tsum kav ntev ob zaug ntev npaum li feem ntau hard drives, nrog lub neej expectancy nruab nrab ntawm tsib mus rau xya xyoo. Txawm hais tias koj tsis npaj siv koj lub Compact Flash rau tsib xyoos lossis ntau dua, qhov kev cia siab ntawm cov ntawv no txhais tau tias koj cov ntaub ntawv yuav nyob nyab xeeb rau ntau xyoo tom ntej.

Hom Compact Flash

Compact Flash (CF) yog ib hom flash nco ntaus siv nyob rau hauv ntau yam ntawm cov khoom digital xws li koob yees duab thiab lwm yam khoom siv hluav taws xob portable. Muaj ntau hom CF daim npav muaj nyob hauv khw, suav nrog Hom I, Hom II, Thiab MicroDrive. Cia peb tham txog ntau hom CF daim npav thiab lawv cov nta:

• Hom I CF daim npav yog hom qub tshaj plaws ntawm CF daim npav thiab yog qhov tuab tshaj plaws ntawm 3.3mm.
• Hom II CF daim npav yog 5 hli tuab thiab yog hom CF ntau tshaj plaws.
• MicroDrive CF phaib yog qhov thinnest ntawm 1 hli thiab yog hom tsawg tshaj plaws ntawm CF phaib.

Hom I

Compact Flash, lossis CF phaib, yog cov khoom siv me me, cov duab plaub uas feem ntau siv hauv cov koob yees duab digital thiab lwm yam khoom siv duab. Nyob ntawm lawv qhov ceev thiab qhov loj me, CF phaib tuaj yeem nyob ntawm ib mus rau ob peb puas gigabytes ntawm lub peev xwm cia. Muaj peb yam sib txawv ntawm CF daim npav uas txhais los ntawm CompactFlash Association - Hom I, Hom II, thiab Microdrive. Tag nrho peb hom siv tib yam 50-pin cov ntaub ntawv txuas thiab muab 5 volts ntawm lub zog; txawm li cas los xij tag nrho peb hom yeej txawv thaum nws los txog rau lawv cov tuab thiab cov yam ntxwv muaj xws li sau / nyeem nrawm.

• Hom I: Qhov no yog thawj hom CompactFlash daim npav uas tau tshaj tawm hauv xyoo 1994. Ntawm 3.3mm tuab nrog lub peev xwm khaws cia txog 128GB, Hom I daim npav yuav haum tsis yog hauv txhua lub koob yees duab thiab ntsiav tshuaj uas twb muaj lawm tab sis kuj tseem muaj 5mm cov khoom siv xws li cov pom ntawm ntau lub txhab nyiaj nco suav nrog EPROMs (Erasable Programmable Nyeem Tsuas Nco). Nrog rau ib txwm CompactFlash loj thiab tuab (5mm x 3.3mm) Hom I phaib kuj tseem muaj qee tus nqi qis tshaj muaj rau flash nco cia daws teeb meem rau cov khoom siv loj xws li Photo Booths lossis kiosks uas tsis muaj qhov chaw txuas ntxiv. Txawm hais tias tam sim no muaj kev hloov pauv sai dua ntawm Hom II & III Daim Npav ob peb lub cuab yeej tau ua tiav qhov txiaj ntsig ntawm qhov txiaj ntsig ceev no vim tias feem ntau cov khoom siv txuas rau daim npav tsim cov ntaub ntawv qeeb dua li tus nqi ua rau nws feem ntau yog kev lag luam ntau dua li qhov tsim nyog rau cov neeg siv feem ntau niaj hnub no.

Hom II

Compact Flash yog ib hom khoom siv tshem tawm uas tau siv hauv cov koob yees duab digital thiab lwm yam khoom siv hluav taws xob. Nws feem ntau yog siv los khaws cov duab digital thiab lwm hom ntaub ntawv, feem ntau nyob rau hauv daim ntawv ntawm daim npav nco sib hloov.

Muaj peb hom Compact Flash cards – Hom I, Hom II thiab Microdrive - uas tuaj yeem paub qhov txawv ntawm qhov loj ntawm lawv cov casings thiab tus nqi ntawm qhov chaw cia lawv muab.

cov Hom II yog me ntsis tuab dua li lwm hom ntawv tab sis tuaj yeem tuav lub peev xwm loj dua ntawm kev nco. Unsurprisingly, qhov no ua rau nws yog hom nrov tshaj plaws rau cov neeg siv lub koob yees duab digital. Nws cov thicker casing kuj tiv thaiv nws los ntawm lub cev poob siab uas tuaj yeem ua rau muaj kev puas tsuaj loj rau nws cov khoom siv sab hauv, ua rau nws zoo tagnrho rau siv rau hauv cov xwm txheej rugged xws li huab cua txias lossis nyob rau hauv cov kev kub ntxhov xws li kev sib sib zog nqus hauv qab dej. Cov Type II card tau nyob ib puag ncig txij li xyoo 1996 thiab tseem yog ib qho ntawm cov kev xaiv nrov tshaj plaws ntawm kev ua lag luam niaj hnub no vim nws txoj kev ntseeg siab thiab kev ua haujlwm zoo.

Kev siv Compact Flash

Compact Flash (CF) yog ib hom kev cia khoom siv hauv ntau yam khoom siv hluav taws xob. Nws yog lub npe hu rau nws kev ntseeg siab thiab ceev thiab yog nrov hauv cov koob yees duab digital, PDAs, thiab cov suab paj nruag.

Hauv kab lus no, peb yuav tham txog qee qhov ntawm siv cov Compact Flash thiab yuav ua li cas thiaj li muaj txiaj ntsig zoo rau koj cov kev xav tau thev naus laus zis.

Cov koob yees duab

Compact Flash (CF) technology yog sai dhau los ua qhov nruab nrab ntawm kev xaiv rau cov koob yees duab digital. Zoo ib yam li qhov loj thiab zoo li daim npav PC, nws yog tsim kom haum ncaj qha rau hauv lub koob yees duab. Nrog nws cov kev xav tau hluav taws xob tsawg, lub zog ntau dua, cov ntaub ntawv tsis muaj hluav taws xob khaws cia muaj peev xwm thiab unparalleled peev xwm, nws tau dhau los ua qhov zoo tshaj plaws match rau tiam tshiab ntawm cov koob yees duab digital.

CompactFlash cards muab roj teeb ntev dua thiab ua haujlwm nyob rau hauv qhov kub thiab txias ntau dua li cov hard drives ib txwm - zoo meej rau cov koob yees duab uas yuav tsum tau thaij duab hauv kev hloov pauv lossis nyuaj. CF daim npav kuj tseem tiv taus kev poob siab, kev co thiab qhov kub thiab txias, ua rau lawv txhim khu kev qha thiab vam khom cov kev xaiv txawm nyob rau hauv tsawg tshaj li zoo meej tej yam kev mob.

Lawv tuaj yeem txhawb nqa lub peev xwm ntawm 8MB txog 128GB - lawv muaj nyob rau hauv ob hom I thiab hom II daim ntawv - nrog rau "typeI" yog qhov loj tib yam li daim npav PC tab sis me ntsis tuab nrog 12 tus pins tawm ntawm ib sab. CF daim npav kuj muaj Fast USB peev xwm built-in uas tso cai rau lawv ua raws li tshem tau cov disks thaum ntsaws rau hauv USB chaw nres nkoj ntawm cov khoos phis tawj lossis cov neeg nyeem nco - kuaj pom tau thaum daim npav tso rau hauv tus nyeem ntawv los ntawm lub khoos phis tawj lub desktop ua rau lawv yooj yim siv nrog cov duab los ntawm cov koob yees duab digital.

PDAs

Compact Flash, kuj feem ntau hu ua CF daim npav, tau dhau los ua hom nrov tshaj plaws ntawm daim npav nco siv rau hauv cov khoom siv me me. Hom daim npav no yog qhov txaus nyiam vim tias nws muaj lub peev xwm khaws cia uas yuav luag sib luag ntawm lub hard disk, tab sis nws tuaj yeem haum rau hauv cov khoom siv tsawg dua li cov uas muaj tag nrho lub hard drive. PDAs (Personal Digital Assistants) yog ib hom khoom siv uas tau txais txiaj ntsig los ntawm kev siv daim npav compact flash.

Daim ntawv foos rau PDAs feem ntau yog me me, txhais tau tias muaj qhov chaw txwv rau lub cim xeeb hauv lub casing. Compact Flash haum zoo kawg nkaus thiab muaj ntau qhov chaw khaws cov ntaub ntawv rau kev nkag mus rau ntawm-tus-mus. Qhov no ua rau lawv cov phooj ywg zoo tshaj plaws rau cov neeg ua lag luam uas xav khaws cov ntaub ntawv tseem ceeb thiab cov ntaub ntawv nrog lawv txhua lub sijhawm, tso cai rau kev nkag mus sai txawm tias lawv nyob qhov twg.

Lwm qhov kev siv rau Compact Flash cards hauv PDAs yog upgrade lub operating system los yog daim ntawv thov muaj nyob rau ntawm lub cuab yeej nws tus kheej. Daim npav nrog lub peev xwm loj cia cov neeg siv khaws lawv cov ntaub ntawv ua haujlwm thaub qab thaum muab qhov chaw txaus los khaws cov ntawv thov ntxiv, suav nrog kev hloov kho tshiab thiab hloov tshiab rau cov uas twb muaj lawm. Thaum kawg, CF daim npav tuaj yeem siv rau ntawm PDAs li sab nraud cia nrog expandable muaj peev xwm - qhov no tso cai rau cov ntaub ntawv loj dua xws li suab lossis yees duab uas xav tau ntau qhov chaw ntau dua li pom ntawm cov khoom siv hauv tes tuaj yeem nkag mus yam tsis tas yuav tos kom txog thaum koj rov qab los tsev lossis chaw ua haujlwm uas koj tuaj yeem nkag mus rau PC lossis laptop.

Neeg ua MP3

Compact Flash (CF) phaib yog sib xws nrog cov khoom siv xws li MP3 players, cov koob yees duab digital thiab cov ntaub ntawv tus kheej (PDAs) uas muaj qhov Compact Flash. Lawv muaj nyob rau hauv ntau lub cim xeeb muaj peev xwm thiab muab txoj hauv kev zoo los khaws thiab xa cov ntaub ntawv digital ntau dua li lwm cov xov xwm tshaj tawm. Qhov me me ntawm cov ntawv teev lus, piv rau lwm hom ntawv cim xeeb, ua rau cov khoom siv sib dua, compact dua thiab yooj yim portable.

Cov khoom siv flash nco tsis xav tau lub zog hluav taws xob sab nraud kom khaws cov ntaub ntawv khaws cia vim tias lawv muaj cov capacitors me me hauv lawv. Yog li ntawd, lawv tuaj yeem khaws cov ntaub ntawv txawm tias lub hwj chim cuam tshuam los yog tshem tawm ntawm lub cuab yeej. CF phaib kuj muaj kev ntseeg siab heev vim tias tsis muaj kev txav mus los hauv lawv zoo li cov khoom siv nyuaj ib txwm muaj thiab tsis muaj lub cev tawm rau lawv kom degrade dhau sijhawm lossis los ntawm kev siv.

Qhov tseem ceeb siv rau CF phaib yog lub cia thiab playback hauv portable media players (PMPs) xws li MP3 players. Cov phaib no ua rau cov neeg siv khaws cov ntaub ntawv suab paj nruag ntau ntawm lawv cov MP3 player yam tsis tas siv ntau qhov chaw lossis tshem tawm CDs lossis tapes dua thaum hloov suab paj nruag thaum lub sijhawm mloog. Nrog cov ntawv no, ob peb teev ntawm cov suab paj nruag tuaj yeem ua si yam tsis tas yuav txhawj xeeb txog kev hloov cov nkauj ntau dhau ntawm tus neeg uas ua ntawv nws tus kheej. CF daim npav nyeem ntawv kuj tseem siv tau los hloov cov ntsiab lus ncaj qha ntawm lub khoos phis tawj sab hauv hard drive thiab daim npav nws tus kheej nrog tsis muaj cov cuab yeej nruab nrab yuav tsum tau.

GPS pab kiag li lawm

GPS pab kiag li lawm yog siv ntau Compact Flash nco phaib. Cov ntawv teev lus no feem ntau yog siv rau hauv cov txheej txheem navigation, tso cai rau cov neeg tsav tsheb khaws ntau txoj hauv kev thiab taug qab lawv txoj kev thaum taug kev. Daim npav nco kuj tseem siv los thauj cov duab qhia chaw thiab khaws cia ncaj qha rau hauv lub cuab yeej GPS.

Los ntawm kev khaws cov duab qhia chaw lossis cov ntsiab lus ntawm a Compact Flash card, nws muaj peev xwm hloov tau sai sai ntawm cov tsheb sib txawv lossis siv cov ntawv sib cais rau cov tsav tsheb sib txawv.

xaus

Thaum xaus, Compact Flash yog ib qho kev daws teeb meem zoo tshaj plaws rau ntau yam khoom siv, los ntawm cov koob yees duab digital thiab digital camcorders mus rau audio / video players, satellite navigation systems thiab cov khoom siv kho mob portable. Nws muaj peev xwm tsis txaus ntseeg thiab kev ntseeg siab nrog kev hloov ceev ceev, ua rau nws nyiam kev xaiv ntawm ntau tus kws tshaj lij kev lag luam. Ntau yam khoom siv sib txawv tam sim no txhawb nqa CF nco phaib, yog li kev sib raug zoo yuav tsum tsis muaj teeb meem. Nrog nws rugged tsim thiab lub zog txuag nta, nws tsis yog tsuas yog ntseeg tau - nws kuj yog phooj ywg ib puag ncig.

Nyob zoo, Kuv yog Kim, niam thiab ib tus neeg nyiam nres nrog keeb kwm yav dhau los hauv kev tshaj tawm thiab kev txhim kho lub vev xaib. Kuv muaj kev mob siab rau kev kos duab thiab kev ua yeeb yam, thiab tam sim no kuv tab tom dhia taub hau ua ntej mus rau hauv lub ntiaj teb nres. Nrog rau kuv qhov blog, Kuv tabtom qhia kuv cov kev kawm nrog koj.