Txawm hais tias feem ntau lub koob yees duab muaj lub cim xeeb sab hauv, feem ntau tsis muaj txaus los ua kom lawv cov txiaj ntsig - yog li feem ntau cov kws yees duab cia siab rau daim npav nco khaws lawv cov duab. Muaj tsawg kawg yog rau daim npav nco uas cov neeg siv khoom tau siv hauv cov koob yees duab digital yav dhau los. Feem ntau cov koob yees duab tshiab siv SD daim npav nco, tab sis CF (CompactFlash) nco daim npav tseem siv niaj hnub no, tshwj xeeb hauv cov koob yees duab siab. Lawv feem ntau me ntsis loj dua ib lub thwj xa ntawv thiab tuaj yeem khaws ntau txhiab tus duab.
Tshuav daws cov teeb meem CF Card ntau
Raws li nrog txhua qhov xov xwm, CF daim npav tuaj yeem tsim teeb meem. Muab qhov xwm txheej ntawm kev yees duab, qhov no tuaj yeem ua rau muaj kev puas tsuaj, tshwj xeeb tshaj yog rau cov kws yees duab. Thaub qab cov duab tsis tu ncua mus rau lwm qhov chaw (koj lub khoos phis tawj, lub hard drive sab nraud, lossis huab) yog qhov tseem ceeb, tab sis muaj qee qhov teeb meem uas koj tuaj yeem ua cov kauj ruam los daws teeb meem:
- Cov teeb meem kev paub txog daim npav Koj lub koob yees duab tuaj yeem muaj teeb meem pom cov ntawv muaj peev xwm CF lub cim xeeb siab (feem ntau tsawg kawg 16 GB) lossis nyeem nws qhov chaw nco tag nrho. Yog tias qhov no tshwm sim, koj lub koob yees duab yuav xav tau firmware hloov tshiab lossis hloov kho dua tshiab. Tshawb xyuas koj lub tuam txhab lub koob yees duab lub vev xaib kom pom seb puas muaj.
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Slow, glitchy kev ua tau zoo Yog tias koj daim npav CF cov kev rub tawm zoo li khiav qeeb dua thiab qis dua li qhov koj xav tau, daim npav yuav tsis muaj UDMA (Ultra Direct Memory Access) raws tu qauv kev txhawb nqa. Cov ntawv qub CF siv PIO (programmed input/output) raws tu qauv, uas hloov cov ntaub ntawv qeeb dua UDMA. Vim tias daim npav CF uas txhawb UDMA yog kim dua li daim npav PIO CF, koj yuav muaj qee yam ntawm ob hom ntawv siv. Qhov kho yog hloov mus rau UDMA daim npav.
- Ua haujlwm tsis zoo nrog lub peev xwm poob ntawm cov duab Ua ntej, sim nyeem daim npav CF hauv lwm lub cuab yeej kom paub tseeb tias qhov teeb meem nrog daim npav thiab tsis yog lub cuab yeej qub. Yog tias daim npav CF tseem tsis ua haujlwm, koj yuav xav tau cov ntaub ntawv rov qab. Koj tuaj yeem nrhiav tau cov kev pabcuam no ntawm kev kho lub koob yees duab thiab lub khw muag khoom kho computer, lossis koj tuaj yeem rub tawm cov ntaub ntawv rov qab software. Tshawb xyuas nrog koj daim npav CF lub chaw tsim khoom rau cov lus qhia tshwj xeeb rov qab software.
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Tsis nyeem cov ntaub ntawv Thaum format koj daim npav CF nco siv koj lub computer, siv cov ntaub ntawv uas ua haujlwm nrog koj lub koob yees duab. Qee lub koob yees duab qub tsis tuaj yeem nyeem CF phaib formatted li FAT32 (File Allocation Table) lossis NTFS (New Technology File System). Yog tias qhov no yog qhov teeb meem, format daim npav CF nrog FAT cov ntaub ntawv kaw lus. Ib yam li ntawd, qee lub koob yees duab tsis tuaj yeem nyeem CF phaib formatted los ntawm lwm yam khoom siv, txawm tias koj xaiv cov ntaub ntawv twg. Format daim npav CF siv lub koob yees duab. Tshawb xyuas lub koob yees duab tus tswv phau ntawv los yog scroll los ntawm lub koob yees duab cov ntawv qhia zaub mov kom pom format hais kom ua. Xaiv cov lus txib no, thiab tom qab ntawd nyem Yes thaum koj nug seb koj puas xav format daim npav nco.
txheej txheem no tshem tawm tag nrho cov ntaub ntawv khaws cia hauv daim npav.
Keeb Kwm ntawm CF Standard
Tus qauv CF tau pib tsim xyoo 1995 thiab tsom mus rau cov khoom lag luam kev lag luam es tsis siv cov koob yees duab qib. Qhov tseeb CF specification yog version 6.0, thiab cov CF phaib no tuaj yeem txhawb kev hloov ceev mus txog 167 MB ib ob. Yog tias koj xav kawm ntxiv txog CompactFlash tus qauv, mus saib CompactFlash Association lub vev xaib, qhov chaw lawv tshaj tawm cov qauv thiab xov xwm.
