Micro-USB ikhebula. nezixhumi-USB

Namuhla, wonke umuntu uyazi ukuthi le-USB (YUSB). Kuyinto isixhumi encane umbadlana ikhompyutha ephathekayo, iphrinta, umakhalekhukhwini, ikhamera, umculo abadlali, kodwa cishe kuyo yonke indawo. Sebenzisa it ukuxhuma idivayisi, hhayi kuphela ishaja nebhethri futhi isitoreji, kodwa futhi noma yini, ngisho ibhodlela lamanzi ashisayo sezinyawo zakho.

Uyini-USB? Le ndlela uxhumano futhi ukudluliswa kwedatha phakathi kumadivayisi ezahlukene electronic (okuthiwa UNIVERSAL IBHASI serial).

Umlando kanye nezimiso eziyisisekelo ngezimbobo ze-USB

YUSB amazinga okuqala akhiwa iqembu abakhiqizi elikhulu zikagesi kanye ne-software njengoba Intel, Microsoft, IBM, Philips, NEC nabanye. It wayedabuka i standard evulekile kubo bonke abakhiqizi hardware ne-software.

Isimiso eyisisekelo yaleli ejwayelekile isibe jikelele. Kwakuthinta bazitshela ukuthi izixhumi jikelele esikhundleni zonke ezazikhona ngesikhathi sendaba esibonakalayo nezixhumi esinda oluthize kumadivayisi angeziwe zangaphandle kanye nokuthuthukiswa ikhompyutha podhlestnot lokutimele ekukhiciteni amadivayisi angajwayelekile kanye amamojuli.

Ukuba khona supply Umugqa 5 volts avunyelwe Amanye amadivayisi akudingeki kumthombo wamandla ongaphandle.

Ubulula kudinga ikhono ashisayo-plug (noma "ipulaki and ukudlala"), okuyinto akudingi ukufakwa amakhadi ethize, abashayeli, ngisho uvale i-computer.

Esinye isimiso esibalulekile kakhulu standard yikhono ezinye izindlala amadivayisi isenzo yokuxhuma kwamanye amadivaysi, kokwenza okuthiwa ihabhu umsebenzi. Ngokwesibonelo, ikhono ukuxhuma ikhamera ezinye abanyathelisi, igundane ikhibhodi eyenzelwe lokhu, nokunye. D.

Kungani kudingeka USB

YUSB - kuyinto wokuqala nomkhulu kunabo bonke ikhono ukuxhuma PC kumadivayisi ahlukahlukene electronic ukudlulisa idatha kanye ukuvumelanisa (ikhibhodi, igundane, flash ngemoto, amafoni, ngomakhalekhukhwini nama-iPod, amakhamera, amakhamera, abanyathelisi, ama-scanner zangaphandle kwisitoreji semidiya, futhi-CD-ROM, nokuningi. )

Njengoba isikhombimsebenzisi yayo yakhiwa voltage line 5 V, kuba okokuqala nokubaluleke ivumela amadivayisi athile ipulaki ukuqeda imithombo sangaphandle amandla, kanti okwesibili - ukusebenzisa YUSB hhayi inhloso yazo, futhi ukushaja mobile phones, umculo abadlali, isikhulumi mobile nge ibhetri eliphelile amandla, amathoshi futhi t. d.

Kwakukhona futhi wodwana YUSB amadivayisi afana izibani, abalandeli, self-Ukushisa izinkomishi usebenzisa isikhala seso kuphela njengendlela umthombo wamandla.

inguqulo ye-USB

Okwamanje, kukhona 3 izinguqulo.

1.1 YUSB neze isicelo ngenxa ulwazi encane isivinini zokuthutha - ezingaphezu kuka-12 Mbit / s akukho. Kuleli zwe lanamuhla nje ukuhambisana.

YUSB 2.0 okwamanje umholi. Isiqinisekiso isivinini ulwazi ngezithuthi-30 MB / s. For Amadivayisi eziningi zalezi zinsuku (ngaphandle ngemoto zangaphandle), leli jubane kwanele.

YUSB 3.0 kungokwalabo isizukulwane wokugcina, futhi inikeza ulwazi isivinini ezokuthutha ofika ku-500 MB / s. Njengoba sazi ukuthi isivinini ukucutshungulwa yesimanje angaphandle kanzima ngezansi kathathu, le nguqulo has imvume ngokwanele isivinini ukuze abantu bahlale bemazi futhi ewusizo.

USB 3.0 2.0: Izinhlobo

USB 2.0, Igciwane lohlobo A yilona ethandwa kakhulu. amadivaysi Iningi (ikhibhodi, igundane, flash ngemoto, nokunye okunjalo) anemisila idatha port. It yadalwa maphakathi nawo-nineties. Ukuthembeka, okwenza kube nokwenzeka ukusekela inombolo kahle esikhulu abaxhumene, futhi uhlale uphephile futhi ephumelelayo - lokho Inzuzo enkulu yalo port. Esikhathini isixhumi kukhona isivikelo uxhumano ayilungile. Kodwa usayizi ayenzi ke efanelekayo amadivaysi ephathekayo.

USB 2.0, uhlobo B ezingadumile kakhulu. Classic uhlobo B - has kuphela umumo isikwele lonke uhla. Ngenxa yobukhulu elikhulu, isetshenziswa emikhulu izinhlelo ezihlukahlukene umile (scanner, abanyathelisi namanye amadivayisi ezinhlobo ezehlukene).

Ukuvela lenqwaba kumadivayisi amancane ephathekayo nomthelela yokuthi nezixhumi USB miniaturized bese uba mini-version 2.0 B. Ikakhulukazi kudivayisi ethandwa ulilethele ukusabalala ephathekayo hard drive, kanye PDA. USB Mini, uhlobo B has izikhonkwane ezinhlanu, enye yazo azisetshenziswa. Nokho, naphezu izinzuzo miniaturization, isixhumi ethile kwaba nokwethenjelwa ongaphakeme. Kukhona-USB Mini, uhlobo A. It is hhayi empeleni esetshenziswa ihlukile ifomu B kuphela.

Micro USB B isixhumi elibalulekile efanayo ukuthi we Mini-USB B, kodwa ibilokhu ngcono, futhi ubukhulu elincane. Kuyinto ngenxa ubukhulu ke uphelele isicelo e zesimanje mncane. Ithuthukele okunamathiselwe ipulaki ayikuvumeli ukuba babe okuxekethile iwe liphuma esidlekeni.

Kusukela ekuqaleni kuka-2011-Micro USB B akhethwa njengosuku ejwayelekile jikelele amashaja amaphilisi kakhulu, omakhalekhukhwini kanye namanye amadivayisi amancane. Kukhona uhlobo A. Litholakala akuvamile futhi uhluke kuphela isimo elingunxande.

Izinto zesimanje iningi namuhla USB 3.0 ejwayelekile inikeza ithuba sifinyelele ngesivinini ezokuthutha idatha. oxhumana engeziwe ngekunenta kunonophisa luhlelo ngokudlulisela ulwazi ezaholela sesimanje iningi version lwesithathu zedivayisi. Ye-USB izinguquko zangaphandle nomthelela umbala core - manje okwesibhakabhaka. Ezinye izindaba zika-kwedivayisi YUSB YUSB 3.0 2.0 A uhlala ingashintshiwe. Lokhu kusho ukuthi amamojuli kukhona cross-ehambisanayo.

USB 3.0, Uhlobo B Le yenzelwe ukusetshenziswa emqulwini akude noma kumadivayisi angaphandle ngamandla high kanye nokusebenza, kanye kuyifomu hard drive. Ngezindlela eziningi, ichweba ngokungafani esasisandulele, nakuba ngofuzo izici bendabuko kanye nezici ezivamile Micro YUSB 2.0. Compact, okuthembekile, imigudu ephephile nge, it kuyenza isheshe ukudlulisa imininingwane edingekayo. Ultra Speed isixhumi ifakwe yangaphandle hard drive, kanye SSD.

Futhi muva nje kwaqhamuka zenyathi YUSB njengoba Micro 3.0 noma 3.1, uhlobo C contact ukumisa, ithi ayifane uhlobo B, kodwa uhlobo oluhlukile kwakwakhe.

Ngezinye izikhathi abantu ukudida nezixhumi Mini-USB kanye Micro - eqinisweni ayefana kakhulu ngempela. Nokho, umehluko oyinhloko ukuthi Mini usayizi USB inkudlwana, futhi Micro ifakwe isiqhebezo encane ohlangothini labaqaphi elingemuva. Ngalé kwalokho, ayafana yini.

Kungani Micro YUSB

Micro USB isixhumi - miniature, okuthembekile ngempela futhi okwamanje ukuqaliswa ezivamile standard.

Nge ethuthukile yokwanda catch entwasahlobo-ukulayishwa ke linamathela esidlekeni, musa luntengantenge futhi angawi. Kuze kube manje, Micro USB - standard jikelele ukuvumelanisa izintambo kanye namashaja imishini mobile nezinye izinto abakhiqizi kakhulu emhlabeni. Noma ngabe ukuphi, yonke indawo ithuba ukuhlangabezana Micro USB-ikhebula noma ishaja nebhethri ofanayo ephakeme kakhulu kunalokho okwashiywa yinoma imuphi uhlobo igajethi. Ezingavamile Isobho, ezifana imikhiqizo inkampani Apple, has isixhumi yaso ehlukile enhle, ngokungafani lena. Nokho, kukhona adapters eziningi zikuvumela ukuthi ixhume kunoma iyiphi idivayisi Apple-Micro USB.

Ukuhluka idivayisi ukusebenza

Kuye umenzi kanye uya khona, kukhona ezahlukeneyo eziningana yokuxhuma izintambo ne-Micro USB.

Umenzi ingahluka ikhebula obuphelele, ukujiya nendwangu ukwahlukanisa, khona esibukweni, ngaphezulu cores ferrite noma lemifanekiso, ngokubona kwayo, futhi esekelwe indawo ye-ikhebuli izindleko zawo.

Okokuqala izintambo ne-Micro USB zihlukaniswa ekupheleni ezahlukene efanelekayo. Kolunye uhlangothi ikhebula - Uhlobo B, kanye nezinye kungaba uhlobo A (njengoba version standard kanye OTG - umama okuthiwa), Micro, uhlobo B (zingenza omunye ukwahluka amabili), Mini ne cishe noma yikuphi ukwahluka ekhona ezifanele isixhumi ejwayelekile.

ukuhluka kakhulu akuvamile esinda eqondene kungenzeka ukusetshenziswa Micro USB ukudlulisa lula samandla idatha ethile. Lokhu lula kwayo nokufinyeleleka.

Micro USB pinout

isabelo Wire e ikhebula le-USB:

• Red - VBUS - (+ 5V, Vcc) + 5V, 500 ma dc kuqhathaniswa GND.
• White - D- (-Data).
• Green - D + (+ Data).
• Black - GND - -5V noma umhlaba.

Isixhumi Micro, Mini-USB 5-pin itholakala:

• Red - VBUS.
• White - D-.
• Green - D +.
• ID - isixhumi uhlobo B alisetshenziswa noma shorted ukuze GND ukuvumela ukusebenza OTG.
• Black - GND.

Kwezinye izimo, Micro USB Cable ingaqukatha eluka ukuzivikela noma ngocingo angenalutho (kungenziwa soldered emzimbeni isixhumi), lokhu wire akuyona inombolo.

A ezihlukahlukene-USB adaptha

USB-adaptha - kudivayisi compact oguqula ejwayelekile YUSB e letinye tindlela esibonakalayo. Kukhona amamodeli ukuthi ukuguqula kolunye uhlangothi.

Umsebenzi oyinhloko adapters - Le software ukuhambisana. Kukhona njalo ithuba isimo lapho kudingeka ukuthi axhume kukhompyutha yakho, ifoni noma idivayisi tablet nge isikhombikubona angajwayelekile noma isixhumi. Kulesi simo, usizo kuyofika YUSB-adapters, izinhlobo namazinga okuyinto namuhla isethi enkulu.

Kukhona uhlobo oluthile adaptha, ifakwe amandla ngabanye kanye isiteshi ngokwahlukana izikimu - YUSB ihabhu. It ikuvumela ukuba kanyekanye Ukuxhuma amadivaysi amandla abalambele amaningi, ngezinye izikhathi ngisho ezinhlobo ezahlukene, komunye port i-laptop noma ezinye kumadivayisi eselula sibonga yokuthi uhlobo A, B, esincane, Micro le pinout USB kunikezwa endinganisweni efanayo.

Emihle nemibi Micro YUSB isixhumi

Uma sicabanga ngakho konke okungenhla, singakwazi fingqa: Micro USB - kuyisiphetho esibonisa ukuhluzeka ka ukuvela ejwayelekile.

Izinzuzo zihlanganisa: usayizi encane, ukuthembeka isihlobo, eziningi kangaka zikamoba kanye ngokuchichimayo.

Kodwa Isimanga siwukuthi, inzuzo enkulu kwakunenkinga ethile enkulu. Miniaturization encishisiwe nokwethenjelwa esibulalayo, ikakhulukazi ezindaweni obandayo futhi nokunamathisela ngomthofu.

Nokho, kungakhathaliseki lapho ukhona, ukuthola Micro USB-ikhebula ashona noma ithebhulethi yakho ozithandayo kabusha ku-PC ambalwa izithombe kusuka kufoni yakho, musa ukwenza umzamo omkhulu.