Txhua yam koj yuav tsum paub txog Universal Serial Bus, aka USB
USB, luv luv rau Universal Serial Bus, yog ib hom kev sib txuas rau ntau hom kev pab kiag li lawm.
Feem ntau, USB hais txog cov hom cables thiab cov khoom sib txuas los siv txuas ntau hom kev siv sab nraud rau computer.
Xav paub ntxiv txog USB
Lub Txheej txheem Serial Serial Bus tau zoo heev. USB ports thiab cables yog siv los txuas cov cuab yeej xws li cov tshuab luam ntawv, cov tshuab luam ntawv, cov twj , cov twj paj nruag , cov tsav nyuaj , cov tsav nyuaj , cov koob yees duab, thiab lwm yam ntxiv rau cov computers, cov ntsiav tshuaj , cov laptops, netbooks, thiab lwm yam.
Qhov tseeb, USB tau dhau los ua rau koj pom tias muaj kev sib txuas muaj nyob rau ntawm txhua lub computer xws li video game consoles, lub tsev suab / khoom siv pom kev, thiab txawm nyob hauv ntau lub tsheb.
Muaj ntau yam khoom siv, xws li smartphones, ebook nyeem ntawv, thiab cov ntsiav tshuaj me me, siv USB feem rau them. USB charging tau ua ntau heev tias nws yog tam sim no yooj yim mus nrhiav hloov hluav taws xob outlets nyob rau hauv tsev khw txhim kho tsev nrog USB ports ua nws, negating qhov xav tau rau ib lub USB power adapter.
USB Versions
Muaj peb lub ntsiab lus loj USB, 3.1 yog qhov tshiab:
- USB 3.1: Hu ua Superspeed + , USB 3.1 raws li tau hloov cov ntaub ntawv ntawm 10 Gbps (10,240 Mbps).
- USB 3.0 : hu ua SuperSpeed USB , USB 3.0 sib sib zog nqus kho vajtse tau mus txog qhov siab tshaj plaws ntawm 5 Gbps (5,120 Mbps).
- USB 2.0 : Hu ua High-Speed USB , USB 2.0 raws li muaj peev xwm ncav cuag ntau tshaj 480 Mbps kis tau tus mob.
- USB 1.1 : hu ua Full Speed USB , USB 1.1 li tau mus txog qhov siab tshaj plaws ntawm 12 Mbps.
Feem ntau cov USB khoom thiab cables hnub no koomtes rau USB 2.0, thiab ib tug zuj zus ntxiv mus rau USB 3.0.
Tseem ceeb: Qhov chaw ntawm lub kaw lus txuas nrog USB, nrog rau tus tswv tsev (zoo li lub computer), cable, thiab ntaus ntawv, tuaj yeem pab txhawb tus qauv USB ntau li lawv lub cev tsis sib xws. Txawm li cas los xij, txhua qhov yuav tsum txhawb tib tus qauv yog tias koj xav kom nws ua tiav cov ntaub ntawv ntau kawg nkaus.
USB Connectors
Muaj ntau hom USB connectors nyob, txhua yam peb piav hauv qab no. Mus saib peb daim ntawv Qhia Txog Lub Cev Rau Lub Cev Muaj Zog (Flexible Compatibility Chart) rau ib nplooj ntawv siv rau qhov twg-haum-nrog-yam.
Tswv yim: Tus txiv neej connector rau cable lossis flash tsav feem ntau hu ua ntsaws . Tus poj niam connector rau hauv lub cuab yeej, lub computer, los yog txuas txuas ntxiv yog hu ua lub pob tw .
- USB hom C : Feem ntau raug xa mus rau USB-C ib txwm , cov plugs thiab cov pob tw yog cov duab plaub hau sib npaug. Tsuas yog USB 3.1 hom C plugs thiab receptacles (thiab li cables) tab sis cov adapters rau rov qab compatibility nrog USB 3.0 thiab 2.0 connectors yog muaj.
- USB Hom A : Teb zoo hu ua USB Standard-A , cov plugs thiab receptacles yog rectangular nyob rau hauv cov duab thiab yog cov feem ntau pom USB connectors. USB 1.1 Hom A, USB 2.0 Hom A thiab USB 3.0 Hom Lub plugs thiab cov txav tso rau hauv lub cev muaj peev xwm tshaj.
- USB hom B : Teb zoo hu ua USB Standard-B , cov plugs thiab cov pob tw yog cov xwm txheej zoo li ib qho ntxiv thais rau sab saum toj, feem ntau pom ntawm USB 3.0 Hom B connectors. USB 1.1 Hom B thiab USB 2.0 Hom B Plugs muaj lub cev tshaj USB 3.0 Hom B cov khoom sib tw tab sis USB 3.0 Hom B plugs tsis tau tshaj USB 2.0 Hom B lossis USB 1.1 Hom B lub pob tw.
- Ib lub USB Powered-B connector tseem teev nyob rau hauv USB 3.0 tus qauv. Cov txaug no yog lub cev tshaj USB 1.1 thiab USB 2.0 Standard-B plugs, thiab tiv thaiv USB 3.0 Standard-B thiab Powered-B plugs zoo li.
- USB Micro-A: USB 3.0 Micro-A ntsaws zoo li ob hom qaum sib txuas ua ke, ib nyuag ntev dua ib qho. USB 3.0 Micro-A plugs tsuas muaj tshaj USB 3.0 Micro-AB pob tw.
- USB 2.0 Micro-A plugs yog qhov me me thiab qis duab zoo li, zoo li ntau txoj kev ua lub zog USB hom A ntsaws. USB Micro-A plugs yog lub cev sib xws nrog ob qho tib si USB 2.0 thiab USB 3.0 Micro-AB pob tw.
- USB Micro-B: USB 3.0 Micro-B plugs saib yuav luag zoo tib yam li USB 3.0 Micro-A plugs hauv qhov lawv tshwm sim ua ob tug, tab sis kev sib txuas, cov plugs. USB 3.0 Micro-B plugs yog sib npaug nrog ob qho USB 3.0 Micro-B thiab USB 3.0 Micro-AB pob txuv.
- USB 2.0 Micro-B plugs yog cov me me thiab cov duab plaub tiam sis ob lub ces kaum ntawm ib qho ntawm ob sab sab nraud. USB Micro-B plugs yog lub cev zoo tshaj plaws ntawm ob lub USB 2.0 Micro-B thiab Micro-AB pob tw, thiab cov USB 3.0 Micro-B thiab Micro-AB pob tw.
- USB Mini-A: Tus USB 2.0 Mini-A ntsaws yog qhov duab zoo tab sis ib sab yog ntau npaug. USB Mini-A plugs yog tsuas tau tshaj USB Mini-AB pob tw. Yog tsis muaj USB 3.0 Mini-A connector.
- USB Mini-B: Tus USB 2.0 Mini-B ntsaws lub duab ntxig zoo nrog ib qho me me nyob ntawm ob sab, yuav luag saib zoo li ib daim ncav ntawm lub ncuav thaum ntsia nws taub hau. USB Mini-B plugs yog lub cev sib xws nrog ob qho USB 2.0 Mini-B thiab Mini-AB pob tw. Yog tsis muaj USB 3.0 Mini-B connector.
Lus Cim: Yuav tsum tsis txhob muaj tseeb, tsis muaj USB Micro-A lossis USB Mini-A pob tw , tsuas yog USB Micro-A plugs thiab USB Mini-A plugs . Cov "A" plugs zoo rau hauv cov "AB" pob tw.