Mai canza LVDS mai lamba 20 zuwa 20pin DuPont EDP yana haɗa nunin talabijin na LCD kebul na LVDS

Sanin asali game da igiyar haɗin LVDS. Matsayin haɗin lvds:

Tsarin LVDS shine mizanin haɗin gwiwa na gama gari na LCD Panel, wanda ya ɗauki Panel 8-bit a matsayin misali, gami da saitin layukan watsawa guda 5, inda saiti 4 layukan bayanai ne, suna wakiltar Tx0 + / Tx0-… Tx3 + / Tx3-. Akwai kuma siginar agogo, wacce ke wakiltar TxC + / TxC-. Wanda ya dace yana da layukan karɓa guda 5 a ƙarshen Panel. Idan Panel ne mai bit 6, akwai layukan bayanai guda 3 kawai da saitin layukan agogo guda ɗaya. Tsarin LVDS, wanda kuma aka sani da tsarin bas na RS-644, fasaha ce ta watsa bayanai da haɗin gwiwa wacce ta bayyana ne kawai a cikin shekarun 1990. LVDS siginar bambancin ƙarfin lantarki ce mai ƙarancin ƙarfi, ainihin wannan fasaha shine amfani da bayanan watsawa mai saurin gudu mai ƙarancin ƙarfin lantarki, wanda zai iya cimma haɗin ma'ana zuwa ma'ana ko maki zuwa ma'ana, tare da ƙarancin amfani da wutar lantarki, ƙarancin ƙimar kuskuren lamba, ƙarancin magana da ƙarancin halayen radiation, matsakaicin watsawarsa na iya zama haɗin PCB na jan ƙarfe, ko kebul na ma'auni. Ana ƙara amfani da LVDS sosai a cikin tsarin da ke da manyan buƙatu don amincin sigina, ƙarancin jijjiga da kuma haɗa kayan aiki. A halin yanzu, sanannen ƙayyadaddun fasaha na LVDS yana da ma'auni biyu: ma'aunin ANSA / TIA / EIA-644 na TIA / EIA (Haɗin Kan Masana'antar Sadarwa / Haɗin Kan Masana'antar Lantarki), da ma'aunin IEEE 1596.3. A watan Nuwamba na 1995, an gabatar da ma'aunin ANSI / TIA / EIA-644, galibi kamfanonin semiconductor na Amurka ke jagoranta. A watan Maris na 1996, IEEE ta buga ma'aunin IEEE 1596.3. Waɗannan ma'auni biyu sun mayar da hankali kan halayen lantarki na hanyar sadarwa ta LVDS, ƙayyadaddun haɗin kai da ƙarewar layi, kuma tsarin samarwa, matsakaicin watsawa da ƙarfin wutar lantarki ba a bayyana su ba. Ana iya aiwatar da LVDS ta amfani da CMOS, GaAs ko wasu fasahohi, tare da ƙarfin lantarki daga + 5V zuwa + 3.3V ko ma ƙasa da haka; matsakaicin watsawa na iya zama haɗin PCB ko kebul na musamman. Matsakaicin saurin watsa bayanai da aka ba da shawarar shine 655Mbps, kuma a ka'ida, a cikin layin watsawa mara lalacewa, ƙimar watsawa ta LVDS har zuwa 1.923Gbps.—- Ana amfani da ma'aunin OpenLDI sosai a cikin kwamfyutocin tafi-da-gidanka, yawancin kwamfyutocin tafi-da-gidanka na nunin LCD da allon mai masaukin baki tsakanin hanyar haɗin yanar gizo yana ɗaukar ma'aunin OpenLDI. Tushen ma'aunin OpenLDI shine hanyar haɗin yanar gizo mai ƙarancin ƙarfin lantarki (LVDS), wanda ke da halaye na ƙimar, ƙarancin amfani da wutar lantarki, babban gudu, ƙarancin farashi, ƙarancin tsangwama, zai iya tallafawa babban ƙuduri da sauransu. Ana amfani da hanyar haɗin yanar gizo ta LVDS sosai a cikin sadarwa, sadarwa, kayan lantarki na mabukaci, motoci, kayan aikin likita, kuma AMP, 3M, Samsung, Sharp, Silicon Graphics, da sauransu sun sami tallafi. Domin shiga sararin tebur, NS ta gabatar da sabon tallafin chipset na OpenLDI DS90C387 da DS90, musamman don nunin LCD.