Ibyo kunanirwa bifite imiterere, kandi byinshi birasuzumwa muminota 30 cyangwa munsi yayo. Aka gatabo karimo uburyo bwo gukemura ibibazo bikora: guhera kubyo ushobora kubona kuri ecran, hanyuma ugakora inyuma kubitera. Niba ukomezaubucuruzi LCD yerekanamugucuruza, koresha panne muri kiosque rusange, cyangwa gukuramo ibyuma byashizwemo mugihe cyiterambere, inzira yo gusuzuma nimwe.
Ibimenyetso Byihuse
Koresha iyi mbonerahamwe nkayunguruzo rwa mbere. Impamvu nyinshi zirashobora gutanga ibimenyetso bimwe, rero ubifate nkicyerekezo cyo gutangira, ntabwo igisubizo cyanyuma.
| Ikimenyetso | Birashoboka cyane | Igikorwa cya mbere |
|---|---|---|
| Mugaragaza umwijima wose, nta tara ryinyuma | Kunanirwa kw'amashanyarazi cyangwa kuvuza fuse | Gupima kwinjiza voltage kuri module pin |
| Mugaragaza kuri ariko cyane | Gutesha agaciro inyuma cyangwa kunanirwa LED array | Gerageza urumuri rwinyuma rwigenga |
| Ishusho yoroheje igaragara gusa n'amatara | Kunanirwa inyuma - akanama ubwako karakora | Kugenzura imirongo ya LED hamwe nu muzunguruko |
| Kugaragaza cyangwa kumurika | Umuyoboro wa lente urekuye cyangwa voltage itanga itajegajega | Ongera uhuze abahuza bose; reba ibicuruzwa bitangwa |
| Imirongo ihanamye cyangwa itambitse kuri ecran | Ikosa rya substrate cyangwa umushoferi IC amakosa | Kugenzura amashusho; swap ikibaho |
| Inyuguti zuzuye cyangwa zabuze inyuguti | Porotokole idahuye cyangwa software ikora | Kugenzura igenamigambi ryitumanaho rirwanya urupapuro |
| Mugaragaza cyera udafite ibirimo | Kunanirwa gutangira cyangwa gutakaza ibimenyetso | Reba protocole config; wemeze gusubiramo igihe |
| Ishusho yumuzimu uhoraho cyangwa gutwika - muri | Ishusho ihagaze kumurongo ushaje cyane | Umuzenguruko w'ingufu; koresha pigiseli - kugarura ikizamini |
| Gukoraho kwinjiza ntabwo wiyandikishije | Umugozi wangiritse wangiritse cyangwa porogaramu yangiritse | Reba umugozi wa lente; re - flash ikora |
| Gusubiramo bisanzwe cyangwa gusiganwa ku magare | Umuvuduko wa voltage cyangwa ubushobozi budahagije | Gupima ibikoresho hamwe na oscilloscope; ongeraho uburinzi |
Niki Mubyukuri Bitera LCD Module Kunanirwa?
Gutesha agaciro inyuma
Itara ryinyuma nimwe risanzwe - ibice byananiranye muri moderi ya LCD. LED array igenda igabanuka buhoro buhoro mubuzima bwabo bukora - ababikora bujuje ibisabwa kubirwanyaJEDEC semiconductor kwizerwa ibipimo ngenderwaho, kandi ibipimo byubuzima biratandukanye cyane hagati yabaguzi - urwego ninganda - amanota. Buri gihe ujye werekeza kuri datasheet yihariye ya module kubuzima bwa serivisi yatanzwe mugihe ukora, ntabwo ari inganda rusange.
Iyerekana rifite itara ryinyuma riracyanyuze kugenzura amashanyarazi. Ikibaho kirimo gukora - ntigishobora kubyara ishusho isomeka mumucyo usanzwe wibidukikije. Niba ecran isa nkaho yemewe mucyumba cyijimye ariko igahinduka itagaragara munsi yumucyo wo mu biro cyangwa hanze, itara ryinyuma nicyo kintu cya mbere cyo kugerageza.
Mistrong Ikosa risanzwe:indishyi zumucyo winyuma usunika urumuri hejuru. Ibi byihutisha kwambara LED kandi bigabanya ubuzima bwingirakamaro busigaye bwibintu bimaze - bitesha agaciro. Guhitamo ibyuma hamwe nicyerekezo gikwiye cyumutwe kuva mugitangira wirinda ikibazo rwose - reba itandukaniroubucuruzi - urwego LCD moduleuhereye kubaguzi - urwego rusanzwe.
Umuhuza na Cable Ibibazo
Intsinga ya lente, umuhuza wa zebra, hamwe nuwagurishije bigabanuka bitewe no kunyeganyega, gusiganwa ku magare, hamwe na flex isubirwamo. Uburyo bwo kunanirwa burigihe burigihe burigihe: guhindagurika mubyerekezo bimwe, guta ibice byerekanwe munsi ya vibrasiya, cyangwa ecran ikora mugitangira ariko ikananirwa mubushyuhe bwo gukora. Gusubiramo buri muhuza mbere yo gutumiza ibice bikemura umugabane munini wibibazo byumurima ku giciro cya zeru.
Guhangayikishwa n'ibidukikije
Ubukonje butinda igisubizo cya kirisiti; ubushyuhe bwihutisha gusaza polarizer no gusiba; Ubushuhe bwangiza electrode imbere, itanga ibice byerekana kubura bigenda byiyongera buhoro buhoro mu byumweru. Buri gihe ugaragaze ibintu bibi - imiterere yimanza, ntabwo ari impuzandengo. Kubisabwa mubisabwa ibidukikije,ihuriweho na LCD yerekana ibisubizo hamwe nibidukikije bihuyeni byiza gusuzuma mbere yo koherezwa, ntabwo nyuma yumurima watsinzwe.
Mistrong Ikosa risanzwe:kugerageza kwerekana mumiterere ya laboratoire hanyuma ukeka ko izakora hanze, mububiko bukonje, cyangwa hafi yisoko yubushuhe - utabanje kugenzura ko icyiciro cya IP cyerekanwe hamwe nubushyuhe buringaniye nibidukikije.
Ibibazo byo gutanga amashanyarazi namakosa yumushoferi
Umuvuduko wa voltage utera kwangirika kwumushoferi IC. Gutanga urusaku - Urusaku rwa AC kuri gari ya moshi DC - bitera kwangirika kwinshi, guhuriza hamwe: gusubiramo ibintu bidasanzwe, urusaku rwamashusho, no kugabanya ubuzima bwa LED. Menyesha datasheet ya module yawe kugirango ishobore kwemerwa na ripple voltage; nta mbuga rusange ihari ikoreshwa muburyo bwose.
Amakosa ya Firmware hamwe na protocole idahuye nicyiciro cyihariye cyigana kunanirwa ibyuma byemeza. Mugaragaza cyera cyangwa ibisohoka bisohotse nyuma yubuyobozi bwa swap cyangwa ivugurura rya software akenshi ni ikosa ryiboneza, ntabwo ryacitse. Iri tandukaniro rifite akamaro iyokugereranya LCD na LED imiterere ya ecran ya ecran- tekinoroji zitandukanye zifite imyitwarire itandukanye ya protocole hamwe nimikono.
Gatandatu - Inzira yo Gusuzuma Intambwe
Kora unyuze murutonde. Hagarara ukimara kumenya amakosa - swaps bidakenewe swaps guta igihe hanyuma utangire impinduka nshya.
Intambwe 1 - Kugenzura amashusho mbere yimbaraga - kuri.Reba ibice, kondegene inyuma yikibaho, gutwika ibimenyetso kuri PCB, hamwe ninsinga zimuwe cyangwa zometse. Niba ubona ibyangiritse kumubiri, ntukoreshe imbaraga. Ihuza rigufi rishobora gutera ibyangiritse bikabije bihenze cyane kuruta amakosa yambere.
Intambwe 2 - Kugenzura voltage yinjira.Koresha multimeter kuri module yimbaraga zinjiza. Umuvuduko usanzwe wa voltage kuri panne ya TFT ni 3.3V, 5V, cyangwa 12V - reba urupapuro rwawe. Gusoma birenga 5% hanze yihariye byemeza iperereza. Kubwikosa rimwe na rimwe, ongeramo oscilloscope kugirango ugenzure ibicuruzwa bitangwa na datasheet yemewe.
Intambwe 3 - Gutandukanya urumuri.Mucyumba cyijimye, fungura itara hejuru yikibaho. Niba ushobora gukora ishusho idahwitse, ikibaho kirakora kandi itara ryinyuma ryarananiranye. Iki kizamini kimwe gikuraho kimwe cya kabiri cyigiti cyo gusuzuma mumasegonda 10 - kandi gikora neza kuriumurongo - imiterere LCD yerekananko ku mbaho zisanzwe z'urukiramende.
Intambwe 4 - Hindura insinga nimbaho muburyo.Fungura uburyo buzwi - icyitegererezo cyiza. Simbuza umugozi wa lente hamwe nigice cyagenzuwe. Niba ikosa rikurikira umugozi, umugozi nikibazo. Niba igumanye ninama, ikibaho gikurikira. Simbuza ibiciro bihenze cyane, byoroshye kuboneka mbere.
Intambwe 5 - Reba protocole y'itumanaho.Mugaragaza cyera cyangwa imyanda yasohotse nyuma yubuyobozi bwa swap burigihe burigihe ikosa ryiboneza. Kugenzura igipimo cya baud (UART), uburyo bwa SPI (CPOL / CPHA), cyangwa aderesi ya I2C kurwanya imibare. Iyi ntambwe ifata umugabane utagereranywa wamakosa murikiosk yerekana ibidukikijeaho module isimburwa mumurima, akenshi uhereye kumyandiko ituzuye.
Intambwe 6 - Kwigana imiterere yumurima ku ntebe.Iyerekana ikora muri laboratoire ariko ikananirwa kubohereza hafi buri gihe ifite ubushyuhe cyangwa ibitera imizi. Umuhuza uri marginal kuri dogere 22 arashobora gufungura rwose kuri dogere 55. Koresha ubushyuhe bugenzurwa mugihe cyo gupima intebe - ikosa rigaragara hejuru yubushyuhe runaka ryerekana kwaguka kwubushyuhe nkuburyo butaziguye.
Gusana cyangwa Gusimbuza? Urwego rwo gufata ibyemezo
Gusana birumvikana igiheikosa ryibanze kumurongo umwe ushobora gusimburwa - umugozi, urumuri rwinyuma, ivugurura ryibikoresho - module ni igice cya sisitemu aho gushakisha umusimbura bikubiyemo igihe cyateganijwe cyangwa cyongeye kugaragara, kandi ikiguzi cyo gusana biragaragara ko kiri munsi yikintu gishya.
Gusimbuza birumvikana cyane iyoibimenyetso byinshi bigaragara icyarimwe. Itara ryinyuma, kwambara kwihuza, hamwe no gushushanya amashusho kugaragara hamwe nikimenyetso cyizewe cyanyuma cyubuzima bwa serivisi, ntabwo ari ikosa rimwe rikosorwa. Gusimbuza kandi birumvikana mugihe module iriho itanga ibisobanuro byiza - umucyo mwinshi, ubushyuhe bwagutse bwo gukora, kurinda neza kwinjira - byagabanya umutwaro wo kubungabunga ejo hazaza.
Mbere yo kwiyemeza inzira imwe, kora unyuze muri ibi bibazo bitanu:
- Ibi nibice byambere byananiranye, cyangwa byarananiranye mbere?
- Ikosa ryaba rigarukira kumurongo umwe, usimburwa?
- Igiciro cyose cyo gusana - ibice, umurimo, nigihe cyo hasi - guma guma munsi yikiguzi cyo gusimburwa?
- Igice cyasanwe kizaramba muburyo bwa sisitemu isigaye ya serivisi?
- Ese uwasimbuye ubungubu atanga ibisobanuro bisobanutse neza kuriyi porogaramu?
Niba ibisubizo bitatu cyangwa byinshi bishyigikira gusimburwa, muri rusange niyo nzira isobanutse. Reba byuzuyeurutonde rwibicuruzwacyangwavugana numuhangakubyerekeye amasoko. Kubijyanye no gucuruza no gushiraho ibimenyetso,ibishushanyo bya LCD kubimenyetso byo kugurishaakenshi utange igihe kirekire - ubukungu bwigihe kirenze icyerekezo nka - kuri - nka swap.
Kubungabunga
- Kugenzura ibidukikije:Kohereza mubipimo by'ubushyuhe n'ubushyuhe buringaniye, ukoresheje ibintu bibi - ibihe byateganijwe. Ahantu harehare - ahantu h’ubushuhe, uruzitiro rufunze hamwe na IP yagenzuwe ni ibisabwa, ntabwo ari ukwirinda.
- Gucunga ingufu:Koresha ibikoresho byagenwe hamwe nibikoresho birinda ibyuma. Irinde gukoresha amatara yinyuma ubudahwema kumurabyo ntarengwa - kugenzura imiterere yumucyo igabanya kwambara LED nta ngaruka zigaragara zikoreshwa.
- Ubugenzuzi buteganijwe:Buri kwezi - reba uhuza wicaye hanyuma urebe kondegene. Igihembwe - koresha uburyo bwo gusuzuma no gusuzuma voltage itanga munsi yumutwaro. Buri mwaka - reba ibicuruzwa bitangwa hanyuma ugenzure ibice bya optique byo gusiba cyangwa gusaza kwa polarizer.
Kuriwenyine - serivisi ya serivisiIbikorwa bikora ubudahwema murwego rwo hejuru - ibidukikije byumuhanda, kugenzura buri gihembwe nicyo gisumba - agaciro ibikorwa byo kubungabunga kimwe.Kurambura LCD ecran ikoreshwa mubidukikije bya supermarketguhura nubushuhe bwihariye nubushuhe bwimiti gahunda isanzwe yo kubungabunga ntishobora gukemura neza.
Ibibazo Bikunze Kubazwa
LCD yanjye yerekana ecran yera - ikibaho cyacitse?
Ntabwo ari ngombwa. Mugaragaza cyera akenshi ni itumanaho cyangwa kunanirwa gutangira kuruta kwangirika kumubiri. Kugenzura iboneza rya protocole - igipimo cya baud, uburyo bwa SPI, cyangwa aderesi ya I2C - kurwanya datasheet ya module. Ibi birakenewe cyane cyane nyuma yo kuvugurura software cyangwa swap yubuyobozi aho igenamiterere rishobora kuba ritimuwe neza.
Nabwirwa n'iki ko itara ryinyuma cyangwa LCD panel yananiwe?
Shira itara hejuru ya ecran ku mfuruka mucyumba cyijimye. Niba ushobora kubona ishusho idahwitse, akanama gatanga umusaruro neza kandi itara ryonyine ryarananiranye. Nta shusho na gato munsi y itara risobanura amakosa ari mumwanya, ikibaho cyabashoferi, cyangwa inzira yikimenyetso hagati yabo.
Ese guhindagurika birashobora gukosorwa udasimbuye module?
Akenshi, yego. Flickering ikunze guterwa numuyoboro wa lente urekuye, umugurisha wa marginal, cyangwa ibicuruzwa bikabije. Kureka guhuza no kugenzura itangwa rya voltage ihagaze munsi yumutwaro bikemura ibibazo byinshi bititiriza mbere yuko hagomba gusimburwa ibice.
Ese umutekano ushobora kwerekanwa kwerekanwe nubushuhe?
Oya. Emerera module gukama neza ahantu hacye - ubushuhe mbere yo gukoresha imbaraga. Gukoresha imbaraga zitose byerekana ingaruka za electrode yangirika hamwe numuyoboro mugufi ushobora kwangiza burundu ikibaho.
Kuki kwerekana kwanjye gukora ku ntebe ariko bikananirana mu murima?
Umwanya uhoraho - gutsindwa gusa hafi ya byose biterwa no kwaguka k'ubushyuhe ku bushyuhe bwo gukora, kunyeganyega - biterwa no guhuza imiyoboro, cyangwa guhuriza hamwe mugihe cyo gutangira. Ongera usubiremo ibidukikije nyabyo - ubushyuhe, kunyeganyega, ubuhehere - mugihe cyo gupima intebe. Kubuyobozi bwo guhitamo ibyuma bikemura ibibazo bisabwa cyane,iyi ncamake yo hejuru - imikorere LCD yerekana amahitamoikubiyemo itandukaniro ritandukanye rifite akamaro kanini.
Umwanzuro
LCD module yananiwe irasomwa umaze kumenya icyo ushaka. Ikibaho cyijimye, ecran ya ecran, ibisohoka byasohotse - buri karita kurutonde rushobora gucungwa kurutonde rwimpamvu zishobora kubaho, kandi inzira yo kwisuzumisha isanga amakosa nyayo yihuse kuruta gusimbuza ibice uko bishakiye. Inzira imwe irakubwira neza mugihe gusana byarangije inzira kandi gusimburwa nigisubizo cyukuri.
Niba gutsindwa vuba gushira ibikoresho bishya kuri gahunda yawe, shakishaburya ubucuruzi bugezweho bwa LCD ecran ugereranije nuburyo gakondo bwo kwerekana, cyangwatanga ipererezakuganira kubisabwa byihariye byo gusaba.
