USB 3: Ndi Chiyani?

pa kim Zasinthidwa: July 10, 2022

USB 3.0 ndi USB 2.0 zonse ndizofala m'mabanja ambiri. Koma amasiyana bwanji? Tiyeni tiwone kusiyana pakati pa USB 3.0 ndi USB 2.0.

Choyamba chinatulutsidwa mu 2000, muyezo wa USB 2.0 umapereka liwiro lochepa la 1.5 megabits pamphindi (Mbps) ndi liwiro la 12 Mbps. Mu 2007, muyezo wa USB 3.0 unatulutsidwa wopereka liwiro la 5 Gbps.

M'nkhaniyi, ndifotokoza kusiyana pakati pa mfundo ziwirizi komanso nthawi yogwiritsira ntchito iliyonse.

Kodi Kuchita ndi USB 3.0 ndi Chiyani?

USB 3.0 ndi yaposachedwa komanso yayikulu kwambiri muukadaulo wa USB. Ili ndi mapini ochulukirapo, imathamanga mwachangu, ndipo imagwirizana kumbuyo ndi mitundu ina yonse ya USB. Koma kodi zimenezi zikutanthauza chiyani kwa inu? Tiyeni tiphwanye.

Kodi USB 3.0 ndi chiyani?

USB 3.0 ndi yaposachedwa komanso yayikulu kwambiri muukadaulo wa USB. Zili ngati USB 2.0, koma ndi kusintha kwakukulu. Ili ndi kuthamanga kwachangu, mphamvu zambiri, komanso kugwiritsa ntchito bwino mabasi. M’mawu ena, ndi maondo a njuchi!

Phindu lake ndi chiyani?

USB 3.0 ndiyothamanga kwambiri kuposa USB 2.0. Ili ndi liwiro losamutsa lofikira ku 5 Gbit/s, lomwe ndi lothamanga kuwirikiza ka 10 kuposa USB 2.0. Kuphatikiza apo, ili ndi njira ziwiri zosagwirizana, kotero mutha kutumiza ndi kulandira deta nthawi imodzi. Yathandiziranso kasamalidwe ka mphamvu ndikuthandizira pamayendedwe ozungulira.

Kodi Zimawoneka Motani?

USB 3.0 imawoneka ngati doko la USB lokhazikika, koma ili ndi pulasitiki yabuluu. Ili ndi mapini anayi amtundu wa USB 1.x/2.0 ndi mapini asanu a USB 3.0. Ilinso ndi chingwe chotalika mamita atatu (3 ft).

Kodi Kusiyana Pakati pa Mitundu ya USB Ndi Chiyani?

Kusiyana kwakukulu pakati pa mitundu ya USB ndi kuchuluka kwawo kosinthira (liwiro) ndi mapini angati olumikizira omwe ali nawo. Nachi mwachidule:

• Madoko a USB 3.0 ali ndi ma pin 9 ndipo amasamutsa 5 Gbit/s.
• Madoko a USB 3.1 ali ndi ma pin 10 ndipo amasamutsa 10 Gbit/s.
• Zolumikizira za USB-C zimathandizira mitundu ya USB 3.1 ndi 3.2 ndipo zimatha kulumikizana ndi madoko a USB 3 ndi chingwe cholondola kapena adaputala.

Kulumikizana Kumbuyo

Nkhani yabwino: Malumikizidwe a USB ndi ogwirizana kumbuyo. Izi zikutanthauza kuti mitundu yakale idzagwira ntchito ndi mitundu yatsopano, koma idzagwira ntchito pa liwiro lawo loyambirira. Chifukwa chake ngati mulumikiza chosungira cha USB 2 ku doko la USB 3, mulingo wosinthira udzakhala kuthamanga kwa USB 2.

Kodi USB-C Ndi Yosiyana Bwanji?

USB-C ndiye mwana watsopano pa block. Ili ndi zikhomo zambiri zolumikizirana, zomwe zimawonjezera mphamvu za bandwidth ndi kulipiritsa. Kuphatikiza apo, itha kugwiritsidwa ntchito pa liwiro la 2.0, 3.0, 3.1, ndi 3.2. Itha kukhalanso ya Thunderbolt 3, yomwe imathandizira kulumikizana ndi zida za Thunderbolt 3.

Kodi Ndingadziwe Bwanji Madoko A USB Amene Ndili nawo?

Pa PC, madoko a USB 3.0 amatha kudziwika poyang'ana Chipangizo Choyang'anira Chipangizo. Nthawi zambiri amakhala abuluu kapena amalembedwa chizindikiro cha “SS” (SuperSpeed). Pa Mac, madoko a USB amatha kudziwika mumenyu Information System. Iwo si buluu kapena chizindikiro ngati pa PC.

Ndiye Pansi Pansi Ndi Chiyani?

USB 3.0 ndi njira yopitira ngati mukufuna kuthamanga mwachangu, mphamvu zambiri, komanso kugwiritsa ntchito bwino basi. Ndi chisankho chabwino kwa aliyense amene akufuna kupeza zambiri pazida zawo za USB. Chifukwa chake musasiyidwe - pezani USB 3.0 lero!

Kumvetsetsa Zolumikizira za USB

Standard-A ndi Standard-B zolumikizira

Ngati ndinu wokonda zaukadaulo, mwina mudamvapo zolumikizira za USB. Koma kodi mukudziwa zomwe iwo ali ndi mmene ntchito? Tiyeni tiphwanye.

Zolumikizira za USB 3.0 Standard-A zimagwiritsidwa ntchito kuti zilumikizidwe ndi doko la kompyuta lomwe lili kumbali ya wolandila. Atha kulandira pulagi ya USB 3.0 Standard-A kapena pulagi ya USB 2.0 Standard-A. Kumbali ina, zolumikizira za USB 3.0 Standard-B zimagwiritsidwa ntchito kumbali ya chipangizocho ndipo zimatha kulandira pulagi ya USB 3.0 Standard-B kapena pulagi ya USB 2.0 Standard-B.

Kukongoletsa

Kuti muwonetsetse kuti simukusokonezedwa pakati pa madoko a USB 2.0 ndi USB 3.0, mawonekedwe a USB 3.0 amalimbikitsa kuti chotengera cha Standard-A USB 3.0 chikhale ndi choyika chabuluu. Kuyika kwa utoto uku kumagwiranso ntchito pa pulagi ya USB 3.0 Standard-A.

Zolumikizira za Micro-B

USB 3.0 idabweretsanso pulagi yatsopano ya Micro-B. Pulagi iyi imakhala ndi pulagi ya chingwe ya USB 1.x/2.0 Micro-B yokhazikika, yokhala ndi pulagi ya mapini 5 "otayidwa" mkati mwake. Izi zimalola zida zokhala ndi madoko a USB 3.0 Micro-B kuti ziziyenda pa liwiro la USB 2.0 pazingwe za USB 2.0 Micro-B.

Zolumikizira za Powered-B

Zolumikizira za USB 3.0 Powered-B zili ndi zikhomo ziwiri zowonjezera mphamvu ndi nthaka zomwe zimaperekedwa ku chipangizocho.

Kodi USB 3.1 ndi chiyani?

Kusamala Ndalama

USB 3.1 ndiye mtundu waposachedwa kwambiri wamtundu wa USB, ndipo ndizovuta kwambiri. Ili ndi zinthu zambiri zokongola zomwe zimapangitsa kuti ikhale yachangu komanso yodalirika kuposa yomwe idayamba kale. Ndizobwerera m'mbuyo zimagwirizana ndi USB 3.0 ndi USB 2.0, kotero simuyenera kuda nkhawa pogula zida zatsopano.

Zosiyana ndi Chiyani?

USB 3.1 ili ndi mitundu iwiri yosinthira:

• SuperSpeed, yomwe ndi 5 Gbit/s chizindikiro cha data panjira imodzi pogwiritsa ntchito 1b/8b encoding (yogwira 10 MB/s). Izi ndizofanana ndi USB 500.
• SuperSpeed+, yomwe ndi 10 Gbit/s kuchuluka kwa data panjira imodzi pogwiritsa ntchito 1b/128b encoding (yogwira 132 MB/s). Iyi ndiye njira yatsopano ndipo ndiyabwino kwambiri.

Kodi Izi Zikutanthauza Chiyani Kwa Ine?

Kwenikweni, USB 3.1 ndiyofulumira komanso yodalirika kuposa yomwe idakhazikitsidwa kale. Mudzatha kusamutsa deta pa liwiro la 1212 MB/s, amene ali wokongola darn mofulumira. Ndipo popeza ndi yogwirizana m'mbuyo, simuyenera kuda nkhawa kugula zida zatsopano. Chifukwa chake pitilizani kukweza ku USB 3.1 - deta yanu ikuthokozani!

Kumvetsetsa USB 3.2

Kodi USB 3.2 ndi chiyani?

USB 3.2 ndiye mtundu waposachedwa kwambiri wa mulingo wa USB, womwe umagwiritsidwa ntchito kulumikiza zida ndi makompyuta. Ndiwokweza kuchokera ku mtundu wakale, USB 3.1, ndipo imapereka liwiro losamutsa deta komanso kulumikizana bwino ndi zingwe za USB zomwe zilipo.

Kodi Ubwino wa USB 3.2 ndi Chiyani?

USB 3.2 imapereka maubwino angapo, kuphatikiza:

• Kuthamanga kwachangu kwa data - USB 3.2 imachulukitsa kuwirikiza kwa zingwe za USB-C zomwe zilipo, kuwalola kugwira ntchito pa 10 Gbit/s (kuchokera ku 5 Gbit/s) pazingwe za SuperSpeed ​​zotsimikizika za USB-C 3.1 Gen 1, ndi 20 Gbit/s (kuchokera ku 10 Gbit/s) pazingwe za USB-C 3.1 Gen 2 zotsimikiziridwa ndi SuperSpeed+.

• Kugwirizana kwabwino - USB 3.2 ndi yobwerera m'mbuyo yogwirizana ndi USB 3.1 / 3.0 ndi USB 2.0, kotero simuyenera kuda nkhawa ndi zovuta.

• Yosavuta kugwiritsa ntchito - USB 3.2 imathandizidwa ndi kusakhazikika Windows 10 Madalaivala a USB ndi mu Linux kernels 4.18 ndi mtsogolo, kotero ndikosavuta kukhazikitsa ndikugwiritsa ntchito.

Kodi USB 3.2 imathamanga bwanji?

USB 3.2 ndiyothamanga kwambiri! Imapereka liwiro losamutsa mpaka 20 Gbit/s, lomwe ndi lokwanira kusamutsa pafupifupi 2.4 GB ya data pamphindikati. Ndiko kufulumira kokwanira kusamutsa kanema wamtali mumasekondi ochepa chabe!

Ndi Zida Ziti Zomwe Zimathandizira USB 3.0?

USB 3.0 imathandizidwa ndi zida zosiyanasiyana, kuphatikiza:

• Mabodi Amayi: Ma board a amayi ambiri tsopano amabwera ndi madoko a USB 3.0, kuphatikiza aku Asus, Gigabyte Technology, ndi Hewlett-Packard.

• Malaputopu: Malaputopu ambiri tsopano amabwera ndi madoko a USB 3.0, kuphatikiza aku Toshiba, Sony, ndi Dell.

• Makhadi okulitsa: Ngati bolodi lanu lilibe madoko a USB 3.0, mutha kuwawonjezera ndi khadi yakukulitsa ya USB 3.0.

• Ma hard drive akunja: Ma hard drive ambiri akunja tsopano amabwera ndi madoko a USB 3.0, kukulolani kusamutsa deta mwachangu.

• Zipangizo zina: Zida zina zambiri, monga mafoni am'manja ndi makamera a digito, tsopano zimabwera ndi madoko a USB 3.0.

Chifukwa chake ngati mukuyang'ana kusamutsa deta mwachangu, USB 3.0 ndi njira yopitira!

Kodi USB 3.0 Ndi Yachangu Motani?

Kuthamanga Kwambiri

USB 3.0 imalonjeza kuti idzachita mphezi mofulumira ndi liwiro lachidziwitso losamutsa la 5 gigabytes pamphindi (Gbps). Izi zikutanthauza kuti mutha kusamutsa kanema wa HD, yemwe nthawi zambiri amakhala mozungulira 1.5GB, pasanathe mphindi imodzi.

Mayeso a Dziko Lonse

M'dziko lenileni, komabe, sizofulumira monga momwe zimamvekera. Macworld adayesa ndipo adapeza kuti fayilo ya 10GB ikhoza kusamutsidwa ku hard drive pogwiritsa ntchito USB 3.0 pa 114.2 Mbps, yomwe ili pafupi masekondi 87 (kapena miniti ndi theka). Izo zikadali nthawi 10 mwachangu kuposa USB 2.0, kotero sizowonongeka kwambiri!

Kutsiliza

Chifukwa chake, ngati mukufuna kusamutsa mwachangu, USB 3.0 ndiye kubetcha kwanu kwabwino kwambiri. Sichimafulumira monga momwe amalonjezera, komabe chimakhala chofulumira kwambiri. Mukhoza kusamutsa kanema mu kung'anima ndi 10GB wapamwamba mu mphindi ndi theka. Ndikoyenera kukweza!

USB 2.0 vs 3.0: Kusiyana kwake ndi Chiyani?

Thamangitsani Mofulumira

Ah, funso lakale: zimatenga nthawi yayitali bwanji kusamutsa fayilo ya 10GB? Chabwino, ngati mukugwiritsa ntchito USB 2.0, mukudikirira kwa nthawi yayitali. Zikutengerani pafupifupi mphindi zisanu, kapena masekondi 282, kuti fayilo yanu ipite kumene ikuyenera kupita. Koma ngati mukugwiritsa ntchito USB 3.0, mutha kupsompsona mphindi zisanuzo! Mudzachitidwa mu kachigawo kakang'ono ka nthawi - masekondi 87, kukhala ndendende. Ndiko 225% mwachangu kuposa USB 2.0!

Adzapereke Liwiro

Zikafika pakulipiritsa zida zanu, USB 3.0 ndiye wopambana bwino. Imatha kutulutsa pafupifupi kuwirikiza kawiri kutulutsa kwa USB 2.0, yokhala ndi 0.9 A yochulukirapo poyerekeza ndi 0.5 A. Chifukwa chake ngati mukuyang'ana mtengo wothamanga, USB 3.0 ndiyo njira yopitira.

Muyenera Kudziwa

Pamapeto pa tsiku, USB 3.0 ndiye wopambana potengera kusamutsa mafayilo ndikulipiritsa zida zanu. Ndizofulumira, zogwira mtima kwambiri, ndipo zidzakupulumutsirani nthawi yambiri. Chifukwa chake ngati mukuyang'ana kukulitsa kulumikizana kwanu kwa USB, USB 3.0 ndiyo njira yopitira!

Momwe Mungadziwire Ngati USB ndi 3.0

Kuzindikiritsa USB 3.0 ndi Mtundu

Opanga ambiri amapangitsa kuti zikhale zosavuta kudziwa ngati USB ndi 3.0 ndi mtundu wa doko. Nthawi zambiri imakhala yabuluu, kotero simungaphonye! Mutha kuwonanso zoyamba za SS (za "SuperSpeed") zitasindikizidwa pa chingwe kapena pafupi ndi doko.

Mitundu yamalumikizidwe a USB 3.0

Pali mitundu inayi yolumikizira USB 3.0 yomwe ilipo lero:

• USB Type-A - imawoneka ngati cholumikizira chanu cha USB. Ndi buluu kusiyanitsa ndi miyambo yakale ya USB.
• USB Type B - yomwe imatchedwanso USB 3.0 Standard-B, izi ndizofanana ndi mawonekedwe ndipo zimagwiritsidwa ntchito posindikiza ndi zida zina zazikulu.
• USB Micro-A - izi ndizoonda ndipo zikuwoneka ngati zili ndi magawo awiri. Nthawi zambiri amagwiritsidwa ntchito kulumikiza mafoni am'manja ndi zida zina zonyamula.
• USB Micro-B - imawoneka ngati mtundu wa USB Micro-A, yokhala ndi mawonekedwe owonda komanso magawo awiri. Zimagwirizana ndi zotengera za Micro-A ndipo zimagwiritsidwanso ntchito pama foni a m'manja ndi zida zazing'ono.

Kugwirizana ndi Madoko Akale

Zida zina, zingwe, kapena ma adapter okhala ndi madoko akale amatha kukhala ogwirizana ndi zotengera za USB 3.0, koma zimatengera mtundu wa cholumikizira. Nayi kalozera wachangu:

• Micro-A ndi B zimangogwirizana ndi zotengera za USB 3.0 Micro-AB.
• Mapulagi a USB 2.0 Micro-A amagwirizana ndi zotengera za USB 3.0 Micro-AB.

Kuti muthe kutumizira mwachangu kwambiri, zida zonse ziwiri zomwe mukufuna kuzilumikiza ziyenera kukhala ndi chithandizo cha USB 3.0.

Miyezo Yachangu ya USB

M'zaka zaposachedwa, miyezo yachangu ya USB yatulutsidwa. USB 3.1 (yomwe imatchedwanso SuperSpeed ​​​​+) ili ndi liwiro laukadaulo la 10 Gbps, ndipo USB 3.2 ili ndi liwiro lofikira la 20 Gbps. Chifukwa chake ngati mukuyang'ana zatsopano komanso zazikulu, mukudziwa zomwe muyenera kuyang'ana!

Kutsiliza

Pomaliza, USB 3 ndi njira kusamutsa deta mofulumira komanso mosavuta. Ndi kuyanjana kwake chakumbuyo, mutha kulumikiza chipangizo chilichonse cha USB padoko lililonse ndikupeza liwiro lomwelo. USB-C ndiye mtundu waposachedwa kwambiri wa USB, womwe umapereka kuthamanga kwachangu komanso mapini olumikizirana kuti athe kulipiritsa bwino. Chifukwa chake, ngati mukuyang'ana kukweza masewera anu osamutsa deta, USB 3 ndi njira yopitira!

Moni, ndine Kim, mayi komanso wokonda kuyimitsa zoyenda komanso wodziwa zambiri pakupanga media komanso kakulidwe ka intaneti. Ndili ndi chikhumbo chachikulu chojambula ndi makanema ojambula, ndipo tsopano ndikudumphira molunjika kudziko loyimitsa. Ndi blog yanga, ndikugawana zomwe ndaphunzira ndi inu anyamata.