1: Chii chinonzi LED?
LED ndiyo chidimbu chechiedza emitting diode.Iyo "LED" muindasitiri yekuratidzira inoreva iyo LED inogona kuburitsa chiedza chinooneka
2: Chii chinonzi pixel?
Iyo yakaderera inopenya pixel yeLED kuratidza ine chirevo chakafanana ne "pixel" mune yakajairwa komputa kuratidza;
3: Chii chinonzi pixel spacing (dot spacing)?
Chinhambwe kubva pakati pepikisi imwe kusvika pakati peimwe pixel;
4: Chii chinonzi LED kuratidza module?
Iyo diki yuniti inoumbwa akati wandei ekuratidzira pixels, iyo yakazvimiririra yakazvimiririra uye inogona kugadzira LED kuratidza skrini.Tsumo ndeye "8 × 8", "5 × 7", "5 × 8", nezvimwewo, inogona kuunganidzwa mumamodule kuburikidza nematunhu chaiwo uye zvimiro;
5: Chii chinonzi DIP?
DIP ndiyo chidimbu cheDouble In-line Package, inova gungano remutsetse wembiri;
6: Chii chinonzi SMT?Chii chinonzi SMD?
SMT ndiyo chidimbu cheSurface Mounted Technology, inova ndiyo inonyanya kufarirwa tekinoroji uye maitiro muindasitiri yegungano remagetsi parizvino;SMD ndiko kupfupikiswa kwechiso chakaiswa mudziyo
7: Chii chinonzi LED kuratidza module?
Iyo yakakosha rondedzero inotarwa nedunhu uye yekumisikidza chimiro, ine kuratidza basa, uye inokwanisa kuona kuratidza basa kuburikidza nekusangana kwakapusa
8: Chii chinonzi LED kuratidza?
Ratidza skrini inoumbwa neye LED mudziyo array kuburikidza neimwe nzira yekudzora;
9: Chii chinonzi plug-in module?Ndezvipi zvakanakira uye zvakaipira?
Zvinoreva kuti DIP yakarongedzwa mwenje inopfuudza pini yemwenje kuburikidza nePCB board uye inozadza tini mugomba remwenje kuburikidza newelding.Iyo module yakagadzirwa nemaitiro aya ndiyo plug-in module;Zvakanakira ihombe yekuona angle, kupenya kwepamusoro uye kunaka kwekupisa kupisa;Izvo zvakashata ndezvekuti pixel density idiki;
10: Chii chinonzi pamusoro pekuisa module?Ndezvipi zvakanakira uye zvakaipira?
Iyo SMT inonzi zvakare SMT.Iyo SMT-yakaputirwa mwenje inosungirirwa pamusoro pePCB kuburikidza neiyo welding process.Rutsoka rwemwenje harufanire kupfuura nePCB.Iyo module yakagadzirwa nemaitiro aya inonzi SMT module;Zvakanakira ndezvi: hombe yekuona kona, yakapfava yekuratidzira mufananidzo, yakakwira pixel density, yakakodzera kutarisa mukati;Izvo zvisingabatsiri ndezvokuti kupenya hakuna kukwirira zvakakwana uye kupisa kwekupisa kwechubhu yemwenje pachayo hakuna kunaka zvakakwana;
11: Chii chinonzi sub-surface sticker module?Ndezvipi zvakanakira uye zvakaipira?
Iyo yepasi-pasi chinamira chigadzirwa pakati peDIP neSMT.Iyo yekurongedza pamusoro pemwenje wayo we LED yakafanana neye SMT, asi mapini ayo akanaka uye asina kunaka akafanana neayo eDIP.Iyo zvakare yakasungirirwa kuburikidza nePCB panguva yekugadzira.Zvakanakira zvaro ndezvi: kupenya kwepamusoro, maitiro akanaka ekuratidzira, uye zvipingamupinyi zvaro ndezvi: maitiro akaoma, kugadzirisa kwakaoma;
12: Chii chinonzi 3 mu1?Ndezvipi zvayakanakira nezvayakaipira?
Zvinoreva kurongedza machipisi e LED emavara akasiyana R, G uye B mune imwechete gel;Zvakanakira ndezvi: kugadzirwa kuri nyore, kutaridzika kwakanaka kwekuita, uye izvo zvisingabatsiri ndezvi: kwakaoma kupatsanurwa kwemavara uye kudhura kwakanyanya;
13: Chii chinonzi 3 na1?Ndezvipi zvayakanakira nezvayakaipira?
3 mu1 yakatanga kugadzirwa uye kushandiswa nekambani yedu muindasitiri imwe chete.Inoreva vertical juxtaposition yezvitatu zvakazvimiririra zvakaputirwa SMT mwenje R, G uye B zvichienderana neimwe chinhambwe, iyo isina chete mabhenefiti ese e3 mu1, asiwo inogadzirisa zvese zvisingabatsiri zve3 mu1;
14: Ndedzipi mbiri mbiri yekutanga ruvara, pseudo-ruvara uye yakazara-ruvara kuratidza?
LED ine mavara akasiyana inogona kuumba akasiyana ekuratidzira masikirini.Ruvara rwekutanga ruviri runoumbwa neruvara rutsvuku, rwegirinhi kana rweyero-ruvara, ruvara rwenhema rwunoumbwa neruvara rutsvuku, rweyero-ruvara rwegirinhi uye rwebhuruu, uye ruvara rwakazara runoumbwa neruvara rutsvuku, rwakachena rwakasvibira uye rwakachena ruvara rwebhuruu;
15: Chii chinorehwa nechiedza chesimba (ruminosity)?
Ruminous intensity (kupenya, I) kunotsanangurwa sekupenya kwakajeka kwenzvimbo yemwenje sosi mune imwe nzira, ndiko kuti, huwandu hwechiedza chinoburitswa nemuviri unopenya munguva yeyuniti, inonziwo kupenya.The common unit is candela (cd, candela).Kandela yepasirese inotsanangurwa sekupenya kunoitwa nekupisa kenduru yakagadzirwa nemafuta ewhale pa120 gramu paawa.Rimwe giramu rechando rakaenzana ne0.0648 gramu
16: Chii chinonzi luminous intensity (kupenya)?
Iyo yakajairika unit yekupenya kwesimba ndeye candela (cd, candela).Iyo yepasi rose mwero candela (lcd) inotsanangurwa sekupenya kwe1/600000 munzira yakananga kune munhu mutema (nzvimbo yaro iri 1m2) kana munhu mutema akakodzera ari paplatinamu yekutonhora kwechando (1769 ℃).Iyo inonzi yakanaka blackbody inoreva kuti kubuda kwechinhu kwakaenzana ne 1, uye simba rinotorwa nechinhu rinogona kupenya zvakakwana, kuitira kuti kutonhora kurambe kwakafanana uye kwakagadziriswa, Hukama hwekuchinjana pakati penyika yose candela uye yekare. chiyero che candela i 1 candela = 0.981 kenduru
17: Chii chinonzi luminous flux?Chii chinonzi luminous flux?
Luminous flux ( φ) Tsanangudzo yeiyi: simba rinoburitswa nechiedza chechiedza kana chisisiri chechiedza chenguva mune imwe nguva, umo munhu anoona (mwaranzi inoyerera inganzwikwa nevanhu) inonzi luminous flux.Iyo unit ye luminous flux i lumen (yakapfupikiswa se lm), uye 1 lumen (lumen kana lm) inotsanangurwa seinopenya inoyerera inopfuudzwa neyakajairwa mwenje mwenje sosi muyuniti yakasimba arc angle.Sezvo nzvimbo yese yedenderedzwa iri 4 π R2, kupenya kunopenya kweimwe lumen kwakaenzana ne1/4 π yeinopenya inoyerera inoburitswa nekenduru rimwe, kana denderedzwa rine 4 π, saka maererano netsanangudzo yelumen, poindi. chiedza chinobva cd chichapenya 4 π lumens, kureva φ (lumen) = 4 π I (mwenje wekenduru), tichifunga kuti △ Ω ikona diki yakasimba arc, mwenje unoyerera △ mu △ Ω solid angle φ， △ φ= △Ω I
18: Kenduru yetsoka imwe inorevei?
Imwe tsoka-kenduru inoreva kuvhenekera mundege iri tsoka imwe kubva panobva mwenje (point light source kana non-point light source) uye orthogonal kuchiedza, chinodimburirwa se 1 ftc (1 lm/ft2, lumens. /ft2), ndiko kuti, mwenje kana mwenje unopenya unogamuchirwa paskweya tsoka iri 1 lumen, uye 1 ftc=10.76 lux
19: Chii chinorehwa nemamita kenduru?
Meta imwe kenduru inoreva kuvhenekera mundege mita imwe kubva pachiedza chekenduru imwe (point light source kana non-point light source) uye orthogonal kuchiedza, icho chinonzi lux (zvakare chakanyorwa selx), ndiko kuti. , kupenya kana mwenje unopenya wakagashirwa pa square mita ndeye 1 lumen (lumen/m2)
20:1 lux inorevei?
Kuvhenekera kana iyo inopenya flux yakagamuchirwa pa square mita ndeye 1 lumen
21: Chii chinorehwa nechiedza?
Kupenya (E) kunotsanangurwa sechiedza chinopenya chinogamuchirwa nechikamu chakavhenekerwa nzvimbo yechinhu chakavhenekerwa, kana kupenya kunogamuchirwa nechinhu chakavhenekerwa pachikamu chechikamu panguva yeyuniti, inoratidzwa mumakenduru emamita kana makenduru etsoka (ftc)
22: Ndehupi hukama pakati pechiedza, kupenya uye kureba?
Hukama huri pakati pechiedza, kupenya uye chinhambwe ndeichi: E (ruvheneko)=I (ruvheneko)/r2 (square of chinhambwe)
23: Zvinhu zvipi zvine chekuita nechiedza chenyaya?
Kupenya kwechinhu kunoenderana nekupenya kwechiedza uye chinhambwe chiri pakati pechinhu nechiedza, asi kwete neruvara, pamusoro penzvimbo nenzvimbo yechinhu.
24: Chii chinorehwa nechiedza chechiedza (lumen/watt, lm/w)?
Huyero hwehuwandu hunopenya hunoyerera hunoburitswa nemwenje sosi kusimba remagetsi rinoshandiswa nemwenje sosi (W) inodaidzwa kuti kupenya kwechiedza chechiedza.
25: Chii chinonzi tembiricha yemavara?
Kana ruvara rwunobudiswa nechiedza rikafanana neruvara rwunovhenekwa neblackbody pane imwe tembiricha, tembiricha yeblackbody ndiyo tembiricha yeruvara.
26: Chii chinonzi kupenya kwakajeka?
Chiedza chechiedza pane imwe nzvimbo ye LED inoratidzira skrini, mu cd / m2, inongova chiedza chechiedza pamamita mita yekuratidzira skrini;
27: Chiyero chekupenya chii?
Iyo nhanho yemanyorero kana otomatiki kugadzirisa pakati peiyo yakaderera uye yakanyanya kupenya kwese skrini
28: Chii chinonzi grey scale?
Pamwero wekupenya kwakafanana, iyo tekinoroji yekugadzirisa nhanho yechiratidziro kubva kune yakasviba kusvika kune inopenya;
29: Kusiyana chii?
Ireshiyo yevatema kusvika kune jena, ndiko kuti, kukwira zvishoma nezvishoma kubva kune dema kuenda kune jena.Iyo yakakura reshiyo, iyo inowedzera gradation kubva kune dema kusvika kune chena, uye yakapfuma inomiririra yemavara.Muindasitiri yeprojekita, kune nzira mbiri dzekuyedza dzakasiyana.Imwe inzira yekuyedza-yakazaruka/yakazara-yakanyatso siyana yekuyedza, kureva kuti, yekuyedza kupenya kwereshiyo yechidzitiro chichena chakazara kusvika kune yakazara dema skrini inoburitswa nepurojekita.Imwe yacho ndeye ANSI mutsauko, inoshandisa iyo ANSI yakajairwa bvunzo nzira yekuyedza musiyano.Iyo ANSI yekusiyanisa bvunzo nzira inoshandisa 16-point nhema uye chena mavara mabhuroko.Huyero pakati peavhareji yekupenya kwenzvimbo sere chena uye kupenya kweavhareji yenzvimbo sere nhema ndiko kusiyanisa kweANSI.Kusiyana kwakasiyana kunowanikwa nenzira mbiri idzi dzekuyera kwakasiyana kwazvo, chiri chikonzero chakakosha chekusiyana kukuru mukusiyana kwezita rezvigadzirwa kubva kune vanogadzira vakasiyana.Pasi peimwe ambient mwenje, kana mavara ekutanga eLED kuratidza skrini ari pakupenya kwakanyanya uye grey nhanho.
30: Chii chinonzi PCB?
PCB inodhindwa redunhu bhodhi;
31: BOM chii?
BOM ndiyo bhiri rezvinhu (kupfupisa kweBhiri rezvinhu);
32: Chii chinonzi white balance?Chii chinonzi white balance regulation?
Nechiyero chechena, tinoreva chiyero chechena, ndiko kuti, kuenzana kwekupenya kweR, G naB mureshiyo ye3:6:1;Kugadziriswa kweyero yekupenya uye machena marongero eR, G uye B mavara anonzi machena chiyero kugadzirisa;
33: Kusiyana chii?
Chiyero chekupenya kwakanyanya kwe LED kuratidza skrini kune kupenya kwekumashure pasi peimwe ambient mwenje;
34: Chii chinonzi furemu shanduko frequency?
Nhamba yenguva iyo ruzivo rwechiratidziro cheratidziro runovandudzwa pane imwe nguva yeyuniti;
35: Ndeipi mwero yekuvandudza?
Nhamba yenguva iyo skrini yekuratidzira inodzokororwa inoratidzwa nechiratidziro chekuratidzira;
36: Chii chinonzi wavelength?
Wavelength ( λ) : Chinhambwe chiri pakati penzvimbo dzinoenderana kana chinhambwe chiri pakati pezvikomo zviviri zviri padyo kana mipata muzvikamu zviviri zviri padyo panguva yekuparadzira masaisai, kazhinji mumm.
37: Chisarudzo chii
Pfungwa yekugadziriswa inongoreva huwandu hwemapoinzi anoratidzwa akachinjika uye akatwasuka pachiratidziri
38: Maonero chii?Ndeipi kona yekuona?Ndeapi maonero akanaka?
Kona yekuona ndiyo kona iri pakati pematanho maviri ekuona pane imwe ndege uye yakajairika nzira kana kupenya kwegwaro rekutarisa kunodonha kusvika 1/2 yeyakajairika nzira yekuratidzira kwe LED.Yakakamurwa kuva maonero akatwasuka uye akatwasuka;Iyo inotaridzika kona ndiyo kona iri pakati pekutungamira kweiyo yemukati yemufananidzo pane yekuratidzira skrini uye yakajairika yeratidziro skrini;Iyo yakanakisa kona yekuona ndiyo kona iri pakati pegwara rakajeka remukati wemufananidzo uye mutsara wakajairika;
39: Ndeipi nzvimbo yakanakisa yekuona?
Inoreva kureba kwakamira pakati pechinzvimbo chakajeka chemukati wemufananidzo uye iyo skrini yemuviri, iyo inogona kungoona zvirimo pachiratidziro zvachose pasina kutsauka kwemavara;
40: Ndeipi pfungwa yekutadza kuzvidzora?Zvingani?
Pixels ane chimiro chinopenya chisingaenderane nezvinodiwa zvekutonga;Kunze kwekudzora nzvimbo dzakakamurwa kuita: nzvimbo isingaoni (inozivikanwawo seyakafa), nzvimbo inopenya nguva dzose (kana nzvimbo ine rima), uye flash point;
41: Chii chinonzi static drive?Chii chinonzi scan drive?Ndeupi musiyano pakati pezviviri izvi?
Iyo "point to point" kutonga kubva painobuda pini yekutyaira IC kune pixel inonzi static drive;Iyo "point to column" kutonga kubva painobuda pini yekutyaira IC kune pixel point inonzi scanning drive, inoda mutsara wekudzora wedunhu;Zvinogona kuoneka zvakajeka kubva pabhodhi rekutyaira kuti static drive haidi mutsara wekutonga wedunhu, uye mutengo wakakwira, asi mhedzisiro yekuratidzira yakanaka, kugadzikana kwakanaka, uye kupenya kurasikirwa kudiki;Kuongorora dhiraivha kunoda mutsara wekudzora wedunhu, asi mutengo wayo wakaderera, kuratidza maitiro kwakashata, kugadzikana kwakashata, kupenya kurasikirwa kukuru, nezvimwe;
42: Chii chinogara chiripo chekutyaira?Chii chinonzi kuramba kuchimanikidza?
Constant current inoreva kukosha kwemazuva ano kunotsanangurwa mukugadzirwa kwekugara kunowanikwa mukati memamiriro ekushanda anobvumirwa emotokari IC;Constant voltage inoreva kukosha kwevoltage inotsanangurwa mudhizaini yekubuda nguva dzose mukati menzvimbo inotenderwa yekushanda yekutyaira IC;
43: Chii chinonzi kururamisa kusiri kwemutsara?
Kana iyo yedhijitari inobuda nekombuta inoratidzwa pane yekuratidzira ye LED skrini pasina kururamisa, kukanganisa kwemavara kuchaitika.Nokudaro, muhurongwa hwekugadzirisa hurongwa, chiratidzo chinodiwa chechiratidzo chekuratidzira chinotarwa nekombiyuta yepakutanga inobuda chiratidzo kuburikidza nekushanda kusina mutsara kunowanzonzi kururamisa kusina mutsara nekuda kwehukama husina hukama pakati pezviratidzo zvemberi uye kumashure;
44: Chii chinonzi voltage inoshanda?Chii chinonzi voltage inoshanda?Chii chinonzi supply voltage?
Iyo yakayerwa yekushanda voltage inoreva voltage kana mudziyo wemagetsi unoshanda zvakajairika;Working voltage inoreva kukosha kwevoltage yechishandiso chemagetsi pasi pekushanda kwakajairwa mukati meiyo yakatemerwa voltage renji;Iyo magetsi ekupa magetsi yakakamurwa kuita AC uye DC magetsi emagetsi emagetsi.Iyo AC magetsi emagetsi emagetsi edu ekuratidzira skrini ndeye AC220V ~ 240V, uye iyo DC magetsi ekupa magetsi ndeye 5V;
45: Chii chinonzi kukanganisa kwemavara?
Rinoreva musiyano uripo pakati pepfungwa nekuona kweziso remunhu kana chinhu chimwe chete chichiratidzwa muzvisikwa nepahwindo rekuratidzira;
46: Chii chinonzi synchronous systems uye asynchronous systems?
Synchronization uye asynchrony zvinoenderana nezvinotaurwa nemakombuta.Iyo inonzi synchronization system inoreva iyo LED inoratidzira control system iyo zvirimo zvinoratidzwa pachiratidziro chiratidziro uye komputa kuratidzwa zvinowiriraniswa;Asynchronous system inoreva kuti iyo data yekuratidzira yakagadziridzwa nekombuta inochengetwa mune yekuratidzira skrini yekudzora sisitimu pamberi, uye yakajairika kuratidzwa kweLED kuratidza skrini hakuzokanganiswe mushure mekunge komputa yadzimwa.Kwakadaro control system is asynchronous system;
47: Chii chinonzi bofu nzvimbo yekuona tekinoroji?
Iyo bofu nzvimbo (LED yakavhurika dunhu uye pfupi dunhu) pachiratidziro chidzitiro chinogona kuwonekwa kuburikidza neyepamusoro komputa software uye yepasi hardware, uye mushumo unogona kuumbwa kuudza LED skrini maneja.Tekinoroji yakadaro inonzi tekinoroji yekuona mapofu;
48: Chii chinonzi simba kuona?
Kuburikidza neyepamusoro komputa software uye yepasi Hardware, inogona kuona mamiriro ekushanda ega ega magetsi pachiratidziro uye kugadzira chirevo chekuudza LED skrini maneja.Tekinoroji yakadai inonzi tekinoroji yekuona magetsi
49: Chii chinonzi kupenya?Chii chinonzi kugadzirisa kupenya?
Kupenya mukuona kupenya kunoreva kupenya kwe ambient kwe LED skrini yekuratidzira.Iyo ambient kupenya kweiyo skrini yekuratidzira inowonekwa neiyo mwenje sensor.Iyi nzira yekuona inonzi kuona kupenya;Kupenya mukugadzirisa kupenya kunoreva kupenya kwechiedza chinoburitswa ne LED kuratidza.Iyo data yakaonekwa inodzoserwa ku LED inoratidzira control system kana control komputa, uye ipapo kupenya kwechiratidziro kunogadziriswa zvinoenderana neiyi data, inonzi kupenya kugadziridzwa.
50: Chii chinonzi pixel chaiyo?Chii chinonzi virtual pixel?Mangani mapikisiki chaiwo aripo?Chii chinonzi pixel kugovera?
Pixel chaiyo inoreva hukama hwe1: 1 pakati pehuwandu hwemapikisi emuviri pachiratidziro uye nhamba yemapikisi anoratidzwa chaizvo.Nhamba chaiyo yemapoinzi pachiratidziro chekuratidzira inogona kungoratidza ruzivo rwemufananidzo wekuti mangani mapoinzi;Virtual pixel inoreva hukama pakati pehuwandu hwemapikisi emuviri pachiratidziro uye nhamba yemapikisi chaiwo anoratidzwa i1: N (N = 2, 4).Inogona kuratidza kaviri kana kana mamwe mapikiseli emifananidzo kupfuura iwo chaiwo mapikiseli pachiratidziro;Virtual pixels inogona kukamurwa kuita software chaiyo uye hardware chaiyo zvichienderana neyakajeka control mode;Inogona kukamurwa kuva 2 times virtual uye 4 times virtual maererano nehukama hwakawanda, uye inogona kugoverwa kuva 1R1G1B chaiyo uye 2R1G1GB chaiyo maererano nenzira yekuronga mwenje pane module;
51: Chii chinonzi remote control?Mumamiriro ezvinhu akaita sei?
Iyo inonzi long distance haireve hazvo kureba.Iyo kure kure kunosanganisira iyo huru yekudzora yekupedzisira uye inodzorwa magumo muLAN, uye nzvimbo kureba haisi kure;Uye iyo huru yekudzora inopera uye inodzorwa magumo mukati mezvinhambwe kureba nzvimbo;Kana mutengi akakumbira kana nzvimbo yekutonga yemutengi ichipfuura chinhambwe chinodzorwa zvakananga nefiber optical, iyo remote control ichashandiswa;
52: Chii chinonzi optical fiber kutapurirana?Chii chinonzi network cable transmission?
Optical faibha kutapurirana ndiko kushandura masaini emagetsi kuita masaini masaini uye kushandisa transparent girazi faibha kutapurirana;Network cable transmission ndiyo yakananga kutapurirana kwemagetsi masaini uchishandisa waya dzesimbi;
53: Ndinoshandisa rinhi network tambo?Rini optical fiber inoshandiswa?
Kana chinhambwe pakati pechiratidziro chidzitiro uye kudzora komputa
54: Chii chinonzi LAN control?Chii chinonzi Internet control?
MuLAN, komputa imwe inodzora imwe komputa kana midziyo yekunze yakabatana nayo.Iyi nzira yekudzora inonzi LAN control;Iyo master controller inozadzisa chinangwa chekutonga nekuwana iyo IP kero yemutongi muInternet, inonzi Internet control.
55: Chii chinonzi DVI?Chii chinonzi VGA?
DVI ndiyo chidimbu cheDigital Vhidhiyo Interface, kureva, digital video interface.Iyo idhijitari vhidhiyo chiratidzo chechiratidzo chiri kushandiswa pasirese;Zita rakazara rechirungu reVGA iVhidhiyo Graphic Array, kureva kuti, ratidziro yemifananidzo.Iyo R, G uye B analog inobuda vhidhiyo chiratidzo chechiratidzo;
56: Chii chinonzi digital chiratidzo?Chii chinonzi digital circuit?
Dhijitari chiratidzo chinoreva kuti kukosha kwechiratidzo amplitude ndeye discrete, uye iyo amplitude inomiririra inogumira ku0 uye 1;Dunhu rekugadzirisa uye kutonga zviratidzo zvakadaro zvinonzi digital circuit;
57: Chii chinonzi analogi chiratidzo?Chii chinonzi analog circuit?
Analog chiratidzo chinoreva kuti kukosha kwechiratidzo amplitude inoenderera nenguva;Dunhu rinogadzirisa nekudzora rudzi urwu rwechiratidzo chinonzi analog circuit;
58: Chii chinonzi PCI slot?
PCI slot inzvimbo yekuwedzera yakavakirwa paPCI bhazi remunharaunda (peripheral component expansion interface).PCI slot ndiyo huru yekuwedzera slot yebhodhi reamai.Nekubaya makadhi ekuwedzera akasiyana, anenge ese ekunze mabasa anogona kuitwa nekombuta yazvino anogona kuwanikwa;
59: Chii chinonzi AGP slot?
Yakakurumidza graphics interface.AGP chimiro chechimiro chinogonesa 3D mifananidzo kuti iratidzwe nekumhanya nekukurumidza pamakomputa akajairwa.AGP chimiro chakagadzirirwa kufambisa 3D mifananidzo nekukurumidza uye zvakanyanya mushe.Inoshandisa ndangariro huru yeyakajairika komputa kuzorodza mufananidzo unoratidzwa pachiratidziro, uye inotsigira 3D mifananidzo yematekinoroji senge mepu yemepu, zero buffering uye alpha musanganiswa.
60: Chii chinonzi GPRS?Chii chinonzi GSM?Chii chinonzi CDMA?
GPRS ndiyo General Packet Radio Service, sevhisi itsva yevatakuri yakagadziridzwa pane iripo GSM system, inonyanya kushandiswa kutaurirana neredhiyo;GSM ndiyo chidimbu che "GlobalSystemForMobileCommunication" mwero (Global Mobile Communication System) yakatangwa zvakafanana neEuropean Commission for Standardization muna 1992. Inoshandisa tekinoroji yekukurukurirana kwedhijitari uye zviyero zvenetiweki zvakabatana kuti ive nechokwadi chekutaurirana uye inogona kugadzira mamwe masevhisi matsva evashandisi. .Code Division Multiple Access ndiyo itsva uye yakakura isina waya yekutaurirana tekinoroji yakavakirwa pakupararira tekinoroji;
61: Chii chinoshandiswa neGPRS tekinoroji yekuratidzira masikirini?
Pamusoro peGPRS data network yakavakirwa pakukurukurirana kwefoni, data ye LED yedu inoratidzwa inotaurirwa kuburikidza neGPRS transceiver module, iyo inogona kuona kure kure-kusvika-kunongedza hushoma hwekufambisa data!Zadzisa chinangwa chekudzora kure;
62: Chii chinonzi RS-232 communication, RS-485 communication, uye RS-422 communication?Ndezvipi zvakanakira chimwe nechimwe?
RS-232;RS-485;RS422 ndeye serial yekukurukurirana interface standard yemakomputa
Zita rakazara reRS-232 standard (protocol) is EIA-RS-232C standard, umo EIA (Electronic Industry Association) inomiririra American Electronic Industry Association, RS (yakakurudzirwa chiyero) inomiririra chiyero chinokurudzirwa, 232 ndiyo nhamba yekuzivikanwa, uye C inomiririra kudzokororwa kwazvino kweRS232
Chiyero chechiyero chechiratidzo cheRS-232 interface chakakwirira, icho chiri nyore kukuvadza chip ye-interface circuit.Mwero wekutapurirana wakadzikira, uye kureba kwekutapurirana kunogumira, kazhinji mukati me20M.
RS-485 ine chinhambwe chekukurukurirana chemakumi emamita kusvika kuzviuru zvemamita.Inoshandisa kutapurirana kwakaringana uye kugamuchirwa kwakasiyana.RS-485 iri nyore kwazvo kune akawanda-point yekubatanidza.
RS422 bhazi, RS485 uye RS422 maseketi akafanana pamusimboti.Ivo vanotumirwa uye vanogashirwa mune musiyano muoti, uye havadi digitaalinen pasi waya.Kushanda kwakasiyana ndicho chikonzero chakakosha chehurefu hwekutapurirana chinhambwe pachiyero chimwe chete, unova ndiwo mutsauko uripo pakati peRS232 neRS232, nekuti RS232 ndeye-inogumira kupinza uye kubuda, uye ingangoita yedhijitari pasi waya inodiwa kuti duplex ishande.Mutsara wekutumira uye mutsara wekugamuchira mitsara mitatu (asynchronous transmission), uye mamwe mitsara yekudzora inogona kuwedzerwa kupedzisa kuwiriranisa uye mamwe mabasa.
RS422 inogona kushanda yakazara duplex isina kukanganisa mumwe nemumwe kuburikidza nembiri mbiri dzepairi dzakamonyoroka, nepo RS485 inogona kungoshanda muhafu duplex.Kutumira uye kugamuchira hakugone kuitwa panguva imwe chete, asi kunongoda peya imwe chete yakamonyoroka.
RS422 uye RS485 inogona kufambisa 1200 metres pa19 kpbs.Midziyo inogona kubatanidzwa pane itsva transceiver mutsara.
63: Chii chinonzi ARM system?Kune indasitiri ye LED, kushandiswa kwayo chii?
ARM (Yepamberi RISC Machines) ikambani ine hunyanzvi mukugadzira uye kusimudzira machipisi zvichibva paRISC (Yakaderedzwa Instruction Set Computer) tekinoroji.Inogona kutariswa sezita rekambani, zita rakajairika rekirasi ye microprocessors, uye zita rehunyanzvi.Iyo chiratidzo chekutonga uye kugadzirisa system yakavakirwa paCPU neiyi tekinoroji inonzi ARM system.Iyo LED yakakosha yekudzora sisitimu yakagadzirwa neArM tekinoroji inogona kuona asynchronous control.Iyo nzira dzekutaurirana dzinogona kusanganisira peer-to-peer network, LAN, Internet, uye serial kutaurirana.Iine inenge yese PC interfaces;
64: Chii chinonzi USB interface?
Chidimburidzo cheChirungu che USB iUniversal Serial Bus, inoshandura muchiChinese se "Universal Serial Bus", inozivikanwawo seUniversal Serial Interface.Inogona kutsigira kupisa plugging uye inogona kubatanidza kusvika ku127 PC ekunze zvishandiso;Pane maviri interface zviyero: USB1.0 uye USB2.0
Nguva yekutumira: Feb-18-2023