Zoonadi inu mwawona makhadi ambiri okhudzidwa ndikudabwa: Kodi iwo ndi osiyana bwanji? Zizindikiro zambiri ndi wopanga zipangizo ndizofunika kwambiri pazitsulo za mtundu uwu. M'nkhaniyi, katundu wawo monga sewiro lothamanga adzalingaliridwa mwatsatanetsatane. Tiyeni tiyambe!
Onaninso: Zokuthandizani posankha makhadi a memphoni anu foni yamakono
Memory card speed speed
Gulu ndilo chizindikiro chosonyeza kufulumizitsa kwachinsinsi pakati pa memori khadi ndi chipangizo chomwe chimayikidwa. Kupitirira liwiro la kuyendetsa, mofulumira lidzalembedwa zithunzi ndi mafayilo a kanema, ndipo padzakhala mabasi ochepa pamene atsegulidwa ndi kusewera. Popeza masiku ano pali magulu atatu, omwe amatha kukhala osiyana, bungwe lapadziko lonse la SD Card Association (lomwe latchulidwa kuti SDA) lakonza zolemba zizindikiro zina za makadi okumbukira SD. Maphunzirowa anapatsidwa dzina lakuti SD Speed Class ndipo pakali pano akuphatikizapo: Sewero la SD, UHS ndi Gulu la Video.
Chifukwa cha njirayi, aliyense amene akufuna kugula galimoto yaying'ono angangowang'anitsitsa phukusi lake mu sitolo ndikupeza zambiri zokhudza liwiro lake. Koma muyenera kukhala ochenjera nthawi zonse, chifukwa opanga makina ena osasamala, akulemba khadilo, angakhale ndi malingaliro ofulumira pakuwerenga kuchokera pa chipangizocho, m'malo molembera, zomwe zimatsutsana ndi chisankho cha SDA ndipo akusocheretsa. Musanagule, fufuzani zotsatira za mayesero pa intaneti kapena muyang'ane galimotoyo mwachindunji mu sitolo, ndikufunseni za wothandizira malonda. Pogwiritsa ntchito mapulogalamu apadera, mukhoza kuwona kale kugula makadi pa kompyuta yanu.
Onaninso: Kugwirizanitsa makhadi a makhadi ku kompyuta kapena laputopu
Lembani makalasi othamanga
CD Class, UHS, ndi Video Class ndi miyezo yolemba pa memori khadi. Chiwerengero chomwe chikuwonetsedwa pafupi ndi kufotokozera ndiko kufunika kwa msinkhu wotsika kwambiri wa deta yojambula pa chipangizocho pansi pa zovuta zoyesera. Chizindikiro ichi chimayesedwa mu MB / s. Chodziwika kwambiri ndichikhalidwe cha SD ndi zosiyana zake, ndi kuchulukitsa kuchokera 2 mpaka 16 (2, 4, 6, 10, 16). Pa zipangizo, amasonyezedwa ngati kalata ya chilembo cha Chilatini "C", mkati mwake chomwe chiri nambala. Mtengo umenewu udzakhala wofulumira kulemba.
Kotero, ngati muli ndi nambala 10 pamapu mu "C", ndiye kuti liwiro liyenera kukhala 10 MB / s. Khwerero lotsatira mu chitukuko cha kulemba maulendo ofulumira ndi UHS. Pa makadi a makadi, amalembedwa ngati kalata "U", yomwe ili ndi chiwerengero cha Aroma I kapena III, kapena anzawo a Chiarabu. Pokhapokha, mosiyana ndi gulu la SD, chiwerengero chomwe chili mu chizindikiro chiyenera kuchulukitsidwa ndi 10 - njira iyi mudzadziwira zoyenera.
Mu 2016, SDA inalongosola mwatsatanetsatane mwatsatanetsatane kufikira lero - Mkalasi Yachikhalidwe. Idayenda kuchokera 6 mpaka 90 MB / s, malingana ndi kuchulukitsa. Makhadi omwe amatsatira muyezo umenewu amalembedwa ndi kalata "V", yotsatira nambala. Lonjezerani mtengo uwu pa 10 ndi voila - tsopano tikudziwa kuchepa kwalemba kufulumira kwa galimotoyi.
Nkofunikira: Kempyuta imodzi ikhoza kuthandizira angapo, mpaka onse 3, maulendo ofulumira, koma osati chipangizo chirichonse chingagwire ntchito ndi miyezo mofulumira kuposa Dongosolo la SD.
Maphunziro a SD (C)
Maphunzilo a SD akuwonjezeka pa chiwerengero cha masamu, chomwe chiri ndi 2. Izi ndi momwe zimawonekera pa khadi la thupi.
- Darasa lachiwiri lachiwiri limapereka maulendo oposa 2 MB / s ndipo lapangidwa kuti liwonetse kanema ndi chisankho cha 720 ndi 576 pixels. Mavidiyo awa amatchedwa SD (ndondomeko yoyenera, osasokonezedwa ndi Security Secrets - iyi ndiyo dzina la memori khadi lokha) ndipo amagwiritsidwa ntchito ngati muyezo pa televizioni.
- Sewero lachinayi ndi lachisanu ndi chimodzi limapangitsa kuti pakhale zolemba 4 ndi 6 MB / s, zomwe zidzakuthandizani kuti mukhale ndi mavidiyo a HD ndi FullHD. Kalasiyi ili ndi makamera a gawo loyamba, mafoni a m'manja, masewera a masewera ndi zipangizo zina.
Masukulu onse otsatira, mpaka ku UHS V Kalasi, zomwe mungapatsidwepo m'munsimu, zimakulolani kulemba deta pamsewu mofulumira komanso mogwira mtima.
UHS (U)
UHS ndikutanthauzira mawu a Chingerezi akuti "Ultra Speed Speed", omwe angamasuliridwe ku Chirasha monga "Ultra Speed Speed." Kuti mudziwe zachangu zotheka kwambiri kulembetsa deta kuti muyambe kuyendetsa galimotoyi, pitirizani nambala yomwe ikuwonetsedwa pazochitika zawo ndi 10.
- UHS 1 idapangidwa chifukwa cha kuwombera kwapamwamba kwa vidiyo ya FullHD ndi kujambula mitsinje yamoyo. Liwiro lolonjezedwa lakupulumutsa chidziwitso ku khadi ndi osachepera 10 MB / s.
- UHS 3 yapangidwa kuti ikhale yojambula mavidiyo a 4K (UHD). Amagwiritsidwa ntchito pa makamera ndi magalasi opanda magalasi pavidiyo yotsekemera mu UltraHD ndi 2K.
Kalasi ya Video (V)
Dzina lophatikizidwa ndi V Class ndipo linayambitsidwa ku Adidas ya SD Card kuti ikhale ndi mapu opangidwa kuti azitha kujambula kanema ndi mawonekedwe atatu ndi ziganizo za 8K kapena zambiri. Chiwerengero pambuyo pa chilembo "V" chikusonyeza chiwerengero cha MB / s cholembedwa. Vuto laling'ono la makadi omwe ali ndi liwiro la 6 MB / s, lomwe likugwirizana ndi kalasi ya V6, ndipo gulu lapamwamba pa nthawiyi ndi V90 - 90 MB / s.
Kutsiliza
Nkhaniyi yasanthula makalasi 3 othamanga omwe makhadi amatha kukumbukira - Dongosolo la SD, UHS ndi Gulu la Video. Maphunziro a Dongosolo la SD adapangidwa kuti agwiritsidwe ntchito m'njira zosiyanasiyana, pamene magulu ena apangidwa kuti azigwira ntchito zochepa. UHS idzakulolani kuti mulembe kanema mavidiyo mu maonekedwe kuchokera ku FullHD mpaka 4K ndi kukhala ndi mauthenga omwe alipo nthawi yeniyeni, zomwe zinapangitsa kuti akhale makamera otsika mtengo. Gulu la Video linalengedwa kuti lipulumutse mafayilo akuluakulu a mavidiyo ndi chisankho cha 8K, komanso mavidiyo 360 °, omwe adakonzeratu zofunikira zake - zipangizo zamakono komanso zamakono zamakanema.
