Yadda za a ƙayyade idan katin kula da LED yana cikin yanayin aiki na al'ada?
Bayan dakatin sarrafawaAn kunna, da fatan za a fara lura da hasken wutar lantarki.Hasken ja yana nuna cewa an haɗa wutar lantarki 5V.Idan bai yi haske ba, da fatan za a kashe wutar lantarki 5V nan da nan.Bincika ko ƙarfin wutar lantarki na 5V yana da alaƙa da kyau, ko akwai overvoltage, haɗin baya, gazawa, gajeriyar kewayawa, da sauransu. Da fatan za a yi amfani da keɓantaccen wutar lantarki na 5V don kunna katin sarrafawa.Idan hasken jajayen ba ya kunne, yana buƙatar gyara shi.
Matakan magance matsalar gaba ɗaya don kurakuran katin kula da LED
1. Tabbatar cewa katin sarrafawa ya dace da software.
2. Bincika idan kebul ɗin haɗin yana kwance ko sako-sako, kuma tabbatar da cewa kebul ɗin da aka yi amfani da shi don haɗa kebul ɗinkatin sarrafawaya dace da katin sarrafawa.Wasu katunan sarrafawa suna amfani da kai tsaye ta hanyar (2-2, 3-3, 5-5), yayin da wasu ke amfani da (2-3, 3-2, 5-5).
3. Tabbatar cewa an kunna kayan aikin sarrafawa yadda ya kamata.
4. Zaɓi samfurin samfurin daidai, yanayin watsa daidai, lambar tashar tashar jiragen ruwa daidai da daidaitaccen adadin baud daidai da software na katin sarrafawa da katin sarrafawa da kuka zaɓa, kuma saita ƙimar adireshi daidai da ƙimar baud akan na'urar sarrafa tsarin daidai da Zane mai sauyawa wanda aka tanadar a cikin software.
5. Idan bayan binciken da aka yi a sama da gyare-gyare, har yanzu akwai matsala game da lodawa, da fatan za a yi amfani da multimeter don auna ko serial port na kwamfutar da aka haɗa ko hardware na tsarin sarrafawa ya lalace don tabbatar da ko ya kamata a mayar da shi ga masana'antun kwamfuta ko na'ura mai sarrafa kayan aiki don gwaji.
6. Idan mataki na biyar bai dace ba, tuntuɓi mai sana'a don goyon bayan fasaha.
Al'amuran gama gari na Matsalolin Katin Kula da LED
Abu na farko: Bayan an haɗa shi da kunnawa, wasu shirye-shirye ne kawai za su daina kunnawa kuma su sake kunnawa.
Babban dalilin shi ne cewatushen wutan lantarkibai isa ba kuma katin sarrafawa ta atomatik zai sake farawa.1. Rage haske;2. Samar da wutar lantarki tare da katin sarrafawa ya zo tare da ƙananan allon naúrar guda biyu;3. Ƙara wutar lantarki
Abu na 2: Lokacin da katin sarrafawa ya zama na al'ada, allon nuni baya nunawa ko haske ya zama mara kyau.
Bayan an haɗa katin sarrafawa zuwa direban nuni kuma an kunna shi, tsoho shine 16 scans.Idan babu nuni, da fatan za a duba ko polarity na bayanai da saitunan polarity na OE a cikin software na sarrafawa daidai ne;Idan haske ya kasance maras kyau kuma akwai layi mai haske na musamman, yana nuna cewa saitin OE ya koma baya.Da fatan za a saita OE daidai.
Abu na uku: Lokacin aika bayanai zuwa katin sarrafawa, tsarin yana haifar da "Kuskure ya faru, ya gaza watsawa"
Da fatan za a duba ko haɗin haɗin sadarwa daidai ne, ko jumper akan katin sarrafawa yana tsalle a daidai matakin matakin, da kuma ko sigogin da ke cikin "Saitunan Katin Kulawa" daidai ne.Hakanan, idan ƙarfin aiki ya yi ƙasa sosai, da fatan za a yi amfani da multimeter don aunawa kuma tabbatar da cewa ƙarfin lantarki yana sama da 4.5V.
Abu na 4: Bayan an loda bayanan, allon nuni ba zai iya nunawa kullum ba
Bincika idan zaɓin kayan aikin dubawa a cikin "Saitunan Katin Kulawa" daidai ne.
Al'amari na 5: Sadarwa ba shi da santsi yayin sadarwar 485
Da fatan za a bincika idan hanyar haɗin layin sadarwa daidai ne.Kar a haɗa layukan sadarwa na kowane allo tare da kwamfuta bisa kuskure, saboda hakan zai haifar da raƙuman ruwa masu ƙarfi da haifar da tsangwama ga siginar watsawa.Ya kamata a yi amfani da hanyar haɗin kai daidai, kamar yadda cikakken bayani a cikin "Amfani da Tsare-tsare na Sadarwar Sadarwa".
Yadda za a warware cunkoson sadarwa yayin amfani da watsa bayanan GSM da bugun kiran nesa?
Yadda za a warware cunkoson sadarwa yayin amfani da watsa bayanan GSM da bugun kiran nesa?Da farko, bincika idan akwai matsala tare da MODEM.Cire haɗin MODEM ɗin da aka haɗa zuwa katin sarrafawa kuma haɗa shi zuwa wata kwamfuta.Ta wannan hanyar, duka MODEMs na aikawa da karɓa suna haɗa su zuwa kwamfuta kuma an cire su daga tsarin sarrafawa.Zazzage wata manhaja mai suna "Serial Port Debugging Assistant" daga intanet, sannan a yi amfani da ita wajen kafawa da kuma cire MODEM bayan shigar.Da farko, saita MODEM na ƙarshen karɓa zuwa amsa ta atomatik.Hanyar saitin shine buɗe mataimaki na gyara kuskure a ƙarshen duka, kuma shigar da "ATS0=1 Shigar" a cikin serial debugging mataimakin na ƙarshen karɓa.Wannan umarnin zai iya saita MODEM na ƙarshen karɓa zuwa amsa ta atomatik.Idan saitin ya yi nasara, hasken mai nuna alamar AA akan MODEM zai haskaka.Idan ba a kunna ba, saitin ya yi nasara.Da fatan za a bincika idan haɗin tsakanin MODEM da kwamfuta daidai ne kuma idan MODEM ɗin yana kunne.
Bayan saitin amsawa ta atomatik ya yi nasara, shigar da "Lambar Wayar Mai karɓa, Shigar" a cikin mataimakiyar gyara tashar tashar tashar jiragen ruwa a ƙarshen aikawa, sannan danna ƙarshen karɓa.A wannan lokacin, ana iya watsa wasu bayanai daga ƙarshen aikawa zuwa ƙarshen karɓa, ko daga ƙarshen karɓa zuwa ƙarshen aikawa.Idan bayanan da aka karɓa a ƙarshen duka biyun na al'ada ne, an kafa haɗin sadarwa, kuma hasken CD ɗin da ke kan MODEM yana kunne.Idan duk hanyoyin da ke sama sun kasance al'ada, yana nuna cewa sadarwar MODEM ta al'ada ce kuma babu matsala.
Bayan duba MODEM ba tare da wata matsala ba, idan har yanzu sadarwa tana toshewa, matsalar na iya kasancewa saboda saitunan katin sarrafawa.Haɗa MODEM zuwa katin sarrafawa, buɗe software na saitunan katin sarrafawa a ƙarshen aikawa, danna Read Back Settings, duba idan ƙimar baud ɗin serial port, serial port, protocol, da sauran saitunan daidai suke, sannan danna Rubuta Saitunan bayan yin saiti. canje-canje.Bude software na King Offline, saita hanyar sadarwa mai dacewa da sigogi a cikin yanayin sadarwa, sannan a ƙarshe aika rubutun.
Lokacin aikawa: Juni-08-2023
