Dab tsi yog serial chaw nres nkoj ntawm motherboard?
Dab tsi yog serial chaw nres nkoj ntawm motherboard?

Video: Dab tsi yog serial chaw nres nkoj ntawm motherboard?

Video: Dab tsi yog serial chaw nres nkoj ntawm motherboard?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
Anonim

Cov serial chaw nres nkoj yog ib hom kev sib txuas ntawm PCs uas yog siv rau cov khoom siv xws li nas, gaming controllers, modems, thiab cov tshuab luam ntawv qub. Nws yog qee zaum hu ua COM chaw nres nkoj los yog RS-232 chaw nres nkoj , uas yog nws lub npe technical.

Ntawm no, qhov chaw nres nkoj serial siv rau dab tsi?

A serial chaw nres nkoj yog lub hom phiaj dav dav interface uas tuaj yeem ua tau siv rau yuav luag txhua yam khoom siv, suav nrog modems, nas, thiab tshuab luam ntawv (txawm hais tias feem ntau cov tshuab luam ntawv txuas nrog rau qhov sib npaug chaw nres nkoj ).

Tom qab ntawd, lo lus nug yog, dab tsi yog qhov serial chaw nres nkoj header? Hauv kev suav, a serial chaw nres nkoj yog a xwm txheej kev sib txuas lus interface los ntawm cov ntaub ntawv hloov mus rau hauv lossis tawm ib ntus ntawm ib lub sijhawm. Niaj hnub nimno computers tsis muaj serial chaw nres nkoj tej zaum yuav xav tau USB-rau- xwm txheej converters tso cai compatibility nrog RS-232 xwm txheej khoom siv.

Ib yam li ntawd, koj tuaj yeem nug, COM chaw nres nkoj ntawm lub motherboard yog dab tsi?

Lub Rau Hli 30, 2012. Tsis muaj qhov kev ua si niaj hnub xav tau RS232 serial (COM) chaw nres nkoj . Motherboards zoo li tseem suav nrog lawv rau lub hom phiaj qub tab sis chaw nres nkoj feem ntau yog ib qho tsis muaj 9 tus pin header ntawm lub niam ntawv . Yog koj niam ntawv tsis muaj ib tug, nws tsis yog loj deal.

Qhov chaw nres nkoj serial zoo li cas?

A serial chaw nres nkoj ntawm PC yog txiv neej 9-pin txuas (DE-9 D-sub). Thaum ntxov PCs muaj ob 9-pin connectors los yog ib tug 9-pin thiab ib tug 25-pin (DB-25). Hauv PC, serial chaw nres nkoj hu ua "COM chaw nres nkoj , " txheeb xyuas raws li COM1, COM2, thiab lwm yam. Saib COM1 thiab D-sub connectors.

Pom zoo: