Video: Lub hwj chim tso zis ntawm lub laptop USB chaw nres nkoj yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Nruab nrab Fais fab tso zis
Qhov nruab nrab zog ntawm a USB chaw nres nkoj yog kb5v. Koj USB ntaus ntawv yuav muaj peev xwm kos tawm qhov siab tshaj plaws ntawm 500 milliamperes (mA), tab sis feem ntau default mus rau 100 mA kom txog rau thaum prompted los muab ntau zog los ntawm devicesoftware.
Thiab cov lus nug yog, dab tsi yog qhov tso zis ntawm lub computer USB chaw nres nkoj?
Tus qauv USB chaw nres nkoj , ua USB 1.1 lub USB 2.0, xa 5 volts ntawm hluav taws xob thiab tso cai rau koj cov khoom sib txuas los kos 500 milliampere. Raws li qhov no yog standardized USB cov khoom siv, txhua yam khoom siv uas tuaj yeem them los ntawm USB muaj kev nyab xeeb rau ntsaws hauv koj lub computer.
Tsis tas li ntawd, kuv yuav hloov pauv lub zog tso zis ntawm USB chaw nres nkoj li cas? Video of the Day Right-click rau ntawm " USB Root Hub" koj xav tau hloov , thiab tom qab ntawd nyem rau ntawm "Properties" los qhib lub USB chaw nres nkoj Properties dialog box. Hauv qab Hwj chim Managementtab, koj yuav pom qhov kev xaiv rau kev txwv zog mus rau USB chaw nres nkoj txuag roj teeb zog.
Ntawm no, koj puas tuaj yeem them lub laptop nrog USB?
Ntawm no yog vim li cas: lub USB ports rau laptops muaj nuj nqi kom xa hluav taws xob mus rau lwm yam khoom siv thiab cov khoom siv peripherals, uas yog vim li cas koj tuaj yeem them Koj lub iPad, iPod, thiab lwm yam khoom siv tsuas yog ntsaws rau hauv. lub laptop yuav tsum tau ntsaws rau hauv lub hwj chim chaw nres nkoj.
Puas yog txhua qhov chaw nres nkoj USB muab lub zog?
Feem ntau, sab hauv USB hubs ntawm laptops thiab desktops yog powered, uas txhais tau tias lawv txhua tus muab 5v thiab 500mA (rau USB2) rau txhua tus chaw nres nkoj . Yog hais tias koj muaj ib tug sab nraud USB hub uas muaj phab ntsa adapter uas plugsinto a zog qhov hluav taws xob, ces qhov ntawd USB hub yog powered andcan muab puv zog rau txhua tus ntawm chaw nres nkoj.
Pom zoo:
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