Mene ne wani cibiyar sadarwa katin

Cibiyar sadarwa katin na dogon lokaci shi ne guda da muhimmanci bangaren na zamani kwamfuta, kamar linzamin kwamfuta ko wani sauti katin. Ganin cewa a baya kawai a sa'a 'yan iya sayen wadannan kaya, amma yanzu ba tare da magana game da cikakken computationally multimedia tsarin ba lallai ba ne.

Kafin mu yi la'akari da abin da cibiyar sadarwa katin, bari mu dauki kananan shafi tunanin mutum da tafiya zuwa m 90th. Daya daga cikin mafi mashahuri hanyoyi na bayanai musayar su ne diskettes tsakanin kwakwalwa (Internet tariffs kasance high, da kuma kira na sauri-Up modem haɗa zuwa COM-tashar jiragen ruwa, aiki a low gudu). Duk da haka, kara girman šaukuwa data bukata ba daya amma da dama diskettes. Idan muka tuna da bayyanar da daukan hotuna zuwa unreadable sassa, ya bayyana cewa tsarin da ake bukata don a inganta. Ya bayyana cewa, muna bukatar wani tsari da cewa ba ka damar kawai da sauri gama kwakwalwa, da kuma an yi shawarar. Lura cewa bayani ya dade da aka sani, amma ba wani taro.

By motherboard plugged musamman na'urar - a cibiyar sadarwa katin da aka kunna ta hanyar da USB don canja wurin wani dijital data zuwa wani kwamfuta sanye take da irin wannan na'urar. baud kudi da yawa fiye da sau ya fi sauri kira na sauri-Up Modem. Ga aikinsu cibiyar sadarwa katin ake bukata a cikin wani coaxial na USB - shi ne 50 ohm "bakin ciki" da kuma Ethernet "m". Simple talabijin bai zo saboda high kalaman juriya. Cibiyar sadarwa katin yana da wani sosai "duhun" na'urar - ingancin lambobi, da kyau na USB, matching stub terminator - duk abin da dole ne yayi daidai da jaddadawa.

Yanzu da yawa ya canza: a coaxial na USB da aka maye gurbinsu da Twisted biyu na USB, toshe soke, bugu da juriya an rage, wanda ba ka damar mai da breakages sauki karkatarwa. Tsanani modified watsa yarjejeniya - gabatar da cikakken Duplex (lokaci daya baza / liyafar a mahara cibiyar sadarwa katunan), da kuma babban gudun sun zama sananne. Yanzu, da yawa masu samar da bayar da damar yin amfani da yanar-gizo ne ta hanyar irin wannan hukunci, da kuma ba da wani modem. Af, bayyanar da connector na USB iya sanin da irin: zagaye - shi ke da coaxial da rectangular (kusan kamar waya) - a Twisted biyu.

Saboda haka wani cibiyar sadarwa katin - a na'urar da cewa samar da canja wurin bayanai tsakanin kwakwalwa via wani tsaka-tsaki matsakaici (USB, igiyoyin rediyo). Duk da yake Stores iya har yanzu a iya samu a taswirar a matsayin mai raba kit, duk halin yanzu motherboards riga dauke da soldered guntu cewa ya aiwatar da asali ayyuka na samun da yada da siginar.

Kowace cibiyar sadarwa dubawa katin ƙunshi "stitched" da lambar, da ake kira MAC-adireshin da cewa ba za ka iya gane shi. Idan dole, shi za a iya maye gurbinsu da software.

Dangane da tayoyin, rarrabe PCI da PCI-Express katin. A wasu lokuta, ba makawa waje NIC haɗu da kebul na tashar jiragen ruwa.

Duk da yake duk halin yanzu model na gudu damar bayanai canja wuri a cikin 1 Gbps, yayin da wani bukatar 100 Mbit / s, tun a cikin wannan harka na USB ikirarin kasa.

Alamomin na cibiyar sadarwa dubawa aka shigar a cikin direba tsarin. Ba dole ne a sauke daga developer ta yanar kuma shigar. The na'urar "gani" kwamfutarka kuma za ka iya hulɗa tare da shi.