A tsaye kuma dynamic scanning na LED nuni fuska daidai da juna. Gabaɗaya magana, real-pixel LED nuni allon yana nufin kowane ɗayan bututu masu fitar da haske ja, kore da shuɗi waɗanda ke haɗa allon nuni kuma suna shiga cikin hoton pixel ɗaya kawai. Don samun isasshen haske. A yau, zan gabatar da bambanci tsakanin a tsaye da nunin jagorar dubawa.
Bambanci tsakanin tsaye da sikanin LED nuni
Lokacin da LED nuni allon nuni rubutu, hotuna da bidiyo, idan fitulun kan allon nunin LED suna kunna a lokaci guda, yana nufin cewa allon nunin allo ne. Idan hasken allon nunin LED ya kasance kamar na'urar daukar hoto, yana amfani da halayen dagewar gani na mutum don haskaka kowane layi na allon nunin LED a cikin ɗan gajeren lokaci, wanda ke nufin allon nuni ne.
Tun da allon nuni na LED yana motsa ta ta sake zagayowar aiki, hasken nunin LED yana da alaƙa mai girma tare da lokacin haske. Don haka, filayen nunin waje gabaɗaya su ne a tsaye, kuma filayen nuni na cikin gida galibin allon dubawa ne. Koyaya, yawancin nunin nunin LED na waje yanzu suna da allon dubawa. Wannan shi ne saboda bayan fasahar kayan LED ɗin ta balaga, haske na bututu mai fitar da hasken LED ya riga ya yi haske sosai, kuma mutane suna amfani da allon dubawa na waje don adana farashi. Koyaya, allon dubawa na waje yana da manyan buƙatu don sarrafawa da sassan tuƙi, kuma suna da wasu buƙatu don guntuwar tuƙi.
Bambanci tsakanin tsaye da sikanin LED nuni
Driver nuni a tsaye: A tsaye Drive kuma ana kiran shi DC drive. Motsawa a tsaye yana nufin cewa kowane yanki na kowane bututu na dijital ana sarrafa shi ta tashar I/O ta microcomputer mai guntu guda ɗaya. Fa'idodin tuƙi a tsaye shine babban haske na nuni da shirye-shirye masu sauƙi. Rashin hasara shine ya mamaye ƙarin tashoshin I/O. Don haka, * dole ne a ƙara direbobi don tuƙi a ainihin aikace-aikacen, wanda ke ƙara rikitarwa na da'irar hardware.
Motsawar nuni mai ƙarfi: Ma'aunin nunin bututu na dijital yana ɗaya daga cikin hanyoyin nuni da aka fi amfani da shi a cikin na'ura mai ɗaukar hoto guda ɗaya. Motsawa mai ƙarfi shine haɗa dukkan bugunan nunin 8 na bututun dijital "a, b, c, d, e, f, ƙarshen suna ɗaya na "g, dp" an haɗa su tare, da kuma da'irar sarrafa gating. ana ƙara zuwa ga gama gari COM na kowane bututu nixie. Ana sarrafa bit gating ta kowane layin I/O mai zaman kansa. Lokacin da microcomputer guda-chip ya fitar da lambar rubutu, Duk bututun nixie suna karɓar lambar font iri ɗaya, amma wacce bututun nixie za ta nuna font ɗin ya dogara da ikon microcontroller na da'irar tasha ta bit gate COM, don haka kawai muna buƙatar kunna maɓallin. Ƙofar iko na bututun nixie wanda ke buƙatar nunawa, bit ɗin zai nuna font, kuma bututun dijital ba tare da strobe ba ba zai haskaka ba.
