1. Cholinga cha mapangidwe a PCB chikhale chomveka bwino.Kwa mizere yofunikira, kutalika kwa mawaya ndi kukonza malupu apansi kuyenera kukhala okhwima kwambiri.Kwa mizere yotsika kwambiri komanso yosafunikira, imatha kuyikidwa pamawaya ocheperako pang'ono..Zigawo zofunika zikuphatikizapo: kugawanika kwa magetsi;zofunikira zautali wa mizere ya wotchi yokumbukira, mizere yowongolera ndi mizere ya data;mawaya a mizere yosiyana kwambiri, ndi zina. Mu pulojekiti A, chipangizo chokumbukira chimagwiritsidwa ntchito kuzindikira kukumbukira kwa DDR ndi kukula kwa 1G.Wiring wa gawo ili ndi wovuta kwambiri.Kugawidwa kwa topology kwa mizere yowongolera ndi mizere ya ma adilesi, komanso kutalika kwa kusiyana kwa mizere ya data ndi mizere ya wotchi ziyenera kuganiziridwa.Pochita izi, malinga ndi pepala la deta la chip ndi nthawi yeniyeni yogwiritsira ntchito, malamulo enieni a wiring amatha kupezeka.Mwachitsanzo, kutalika kwa mizere ya deta mu gulu lomwelo sikuyenera kusiyana ndi ma mils angapo, ndipo kusiyana kwautali pakati pa njira iliyonse sikuyenera kupitirira ma mils angati.mil ndi zina zotero.Pamene zofunika izi anatsimikiza, ndi okonza PCB akhoza momveka bwino kuti agwiritse ntchito.Ngati zofunikira zonse zoyendera pamapangidwewo zikuwonekera bwino, zitha kusinthidwa kukhala zopinga zonse, ndipo pulogalamu yodziyimira pawokha mu CAD ingagwiritsidwe ntchito kuzindikira mapangidwe a PCB.Ndichitukuko chokhazikika pamapangidwe a PCB othamanga kwambiri.

2. Kuyang'ana ndi kukonza zolakwika Pokonzekera kukonza bolodi, onetsetsani kuti mwayang'ana mosamala zowona, fufuzani ngati pali mabwalo afupikitsa owoneka ndi zolephera za pini pa nthawi ya soldering, ndikuwona ngati pali zigawo zomwe zayikidwa Zolakwika, kuyika kolakwika. ya pini yoyamba, msonkhano wosowa, ndi zina zotero, ndiyeno mugwiritse ntchito multimeter kuti muyese kukana kwa mphamvu iliyonse pansi kuti muwone ngati pali dera lalifupi.Chizolowezi chabwinochi chikhoza kupewa kuwonongeka kwa bolodi pambuyo poyatsa mopupuluma.Pokonza zolakwika, muyenera kukhala ndi malingaliro amtendere.Si zachilendo kukumana ndi mavuto.Zomwe muyenera kuchita ndikufanizira ndi kusanthula zambiri, ndikuchotsa pang'onopang'ono zomwe zingayambitse.Muyenera kukhulupirira ndi mtima wonse kuti “chilichonse chingathe kuthetsedwa” ndiponso kuti “zovuta ziyenera kuthetsedwa.”Pali chifukwa chake ”, kuti kuthetsa vutoli kukhale kopambana pamapeto pake. .

3. Mawu ena achidule Tsopano kuchokera ku luso lamakono, mapangidwe aliwonse amatha kupangidwa, koma kupambana kwa polojekiti sikudalira kokha pa kukhazikitsidwa kwaumisiri, komanso nthawi yomaliza, khalidwe la mankhwala, gulu Choncho, ntchito yabwino yothandizira, Kuyankhulana momveka bwino komanso mowona mtima, kufufuza mozama ndi makonzedwe achitukuko, ndi zipangizo zambiri ndi makonzedwe a ogwira ntchito angathe kuonetsetsa kuti ntchitoyo ikuyenda bwino.Katswiri wabwino wazinthu zamagetsi ndiye woyang'anira polojekiti.Ayenera kulumikizana ndi mayiko akunja kuti apeze zofunikira pazopanga zawo, kenako ndikuwunikeni mwachidule ndikuwunika momwe ma hardware amagwiritsidwira ntchito.Ndikofunikiranso kulumikizana ndi ambiri ogulitsa chip ndi mayankho kuti asankhe njira yoyenera.Chiwonetserochi chikamalizidwa, amayenera kulinganiza anzawo kuti agwirizane ndi kuwunika ndikuwunika, komanso kugwira ntchito ndi mainjiniya a CAD kuti amalize mapangidwe a PCB..Panthawi imodzimodziyo, konzani mndandanda wa BOM, yambani kugula ndi kukonzekera zipangizo, ndipo funsani wopanga makina kuti amalize kuyika bolodi.Pokonza zolakwika, ayenera kukonza akatswiri opanga mapulogalamu kuti athetse mavuto akuluakulu pamodzi, agwirizane ndi akatswiri oyesa mayeso kuti athetse mavuto omwe amapezeka pamayeso, ndikudikirira mpaka malondawo ayambitsidwe kumalo.Ngati pali vuto, liyenera kuthandizidwa panthawi yake.Chifukwa chake, kuti mukhale wopanga zida, muyenera kugwiritsa ntchito luso lolankhulana bwino, kutha kuzolowera kukakamizidwa, kutha kugwirizanitsa ndikupanga zisankho pochita zinthu zingapo nthawi imodzi, komanso kukhala ndi malingaliro abwino komanso amtendere.Palinso chisamaliro ndi kuzama, chifukwa kunyalanyaza pang'ono pamapangidwe a hardware nthawi zambiri kungayambitse kuwonongeka kwakukulu kwachuma.Mwachitsanzo, pamene bolodi linapangidwa ndipo zolemba zopangira zidamalizidwa kale, misoperation inachititsa kuti gawo la mphamvu ndi nthaka zigwirizane.Nthawi yomweyo, gulu la PCB litapangidwa, lidayikidwa mwachindunji pamzere wopanga popanda kuwunika.Panali panthawi ya mayesero pamene vuto lalifupi la dera linapezeka, koma zigawozo zinali zitagulitsidwa kale ku bolodi, zomwe zinachititsa kuti mazana masauzande awonongeke.Chifukwa chake, kuyang'anira mosamala komanso mozama, kuyezetsa koyenera, ndi kuphunzira kosalekeza ndi kudzikundikira kungapangitse wopanga ma hardware kupita patsogolo mosalekeza, kenako ndikuchita bwino mumakampani.

1. Cholinga cha mapangidwe a PCB chikhale chomveka bwino.Kwa mizere yofunikira, kutalika kwa mawaya ndi kukonza malupu apansi kuyenera kukhala okhwima kwambiri.Kwa mizere yotsika kwambiri komanso yosafunikira, imatha kuyikidwa pamawaya ocheperako pang'ono..Zigawo zofunika zikuphatikizapo: kugawanika kwa magetsi;zofunikira zautali wa mizere ya wotchi yokumbukira, mizere yowongolera ndi mizere ya data;mawaya a mizere yosiyana kwambiri, ndi zina. Mu pulojekiti A, chipangizo chokumbukira chimagwiritsidwa ntchito kuzindikira kukumbukira kwa DDR ndi kukula kwa 1G.Wiring wa gawo ili ndi wovuta kwambiri.Kugawidwa kwa topology kwa mizere yowongolera ndi mizere ya ma adilesi, komanso kutalika kwa kusiyana kwa mizere ya data ndi mizere ya wotchi ziyenera kuganiziridwa.Pochita izi, malinga ndi pepala la deta la chip ndi nthawi yeniyeni yogwiritsira ntchito, malamulo enieni a wiring amatha kupezeka.Mwachitsanzo, kutalika kwa mizere ya deta mu gulu lomwelo sikuyenera kusiyana ndi ma mils angapo, ndipo kusiyana kwautali pakati pa njira iliyonse sikuyenera kupitirira ma mils angati.mil ndi zina zotero.Pamene zofunika izi anatsimikiza, ndi okonza PCB akhoza momveka bwino kuti agwiritse ntchito.Ngati zofunikira zonse zoyendera pamapangidwewo zikuwonekera bwino, zitha kusinthidwa kukhala zopinga zonse, ndipo pulogalamu yodziyimira pawokha mu CAD ingagwiritsidwe ntchito kuzindikira mapangidwe a PCB.Ndichitukuko chokhazikika pamapangidwe a PCB othamanga kwambiri.

2. Kuyang'ana ndi kukonza zolakwika Pokonzekera kukonza bolodi, onetsetsani kuti mwayang'ana mosamala zowona, fufuzani ngati pali mabwalo afupikitsa owoneka ndi zolephera za pini pa nthawi ya soldering, ndikuwona ngati pali zigawo zomwe zayikidwa Zolakwika, kuyika kolakwika. ya pini yoyamba, msonkhano wosowa, ndi zina zotero, ndiyeno mugwiritse ntchito multimeter kuti muyese kukana kwa mphamvu iliyonse pansi kuti muwone ngati pali dera lalifupi.Chizolowezi chabwinochi chikhoza kupewa kuwonongeka kwa bolodi pambuyo poyatsa mopupuluma.Pokonza zolakwika, muyenera kukhala ndi malingaliro amtendere.Si zachilendo kukumana ndi mavuto.Zomwe muyenera kuchita ndikufanizira ndi kusanthula zambiri, ndikuchotsa pang'onopang'ono zomwe zingayambitse.Muyenera kukhulupirira ndi mtima wonse kuti “chilichonse chingathe kuthetsedwa” ndiponso kuti “zovuta ziyenera kuthetsedwa.”Pali chifukwa chake ”, kuti kuthetsa vutoli kukhale kopambana pamapeto pake. .

3. Mawu ena achidule Tsopano kuchokera ku luso lamakono, mapangidwe aliwonse amatha kupangidwa, koma kupambana kwa polojekiti sikudalira kokha pa kukhazikitsidwa kwaumisiri, komanso nthawi yomaliza, khalidwe la mankhwala, gulu Choncho, ntchito yabwino yothandizira, Kuyankhulana momveka bwino komanso mowona mtima, kufufuza mozama ndi makonzedwe achitukuko, ndi zipangizo zambiri ndi makonzedwe a ogwira ntchito angathe kuonetsetsa kuti ntchitoyo ikuyenda bwino.Katswiri wabwino wazinthu zamagetsi ndiye woyang'anira polojekiti.Ayenera kulumikizana ndi mayiko akunja kuti apeze zofunikira pazopanga zawo, kenako ndikuwunikeni mwachidule ndikuwunika momwe ma hardware amagwiritsidwira ntchito.Ndikofunikiranso kulumikizana ndi ambiri ogulitsa chip ndi mayankho kuti asankhe njira yoyenera.Chiwonetserochi chikamalizidwa, amayenera kulinganiza anzawo kuti agwirizane ndi kuwunika ndikuwunika, komanso kugwira ntchito ndi mainjiniya a CAD kuti amalize mapangidwe a PCB..Panthawi imodzimodziyo, konzani mndandanda wa BOM, yambani kugula ndi kukonzekera zipangizo, ndipo funsani wopanga makina kuti amalize kuyika bolodi.Pokonza zolakwika, ayenera kukonza akatswiri opanga mapulogalamu kuti athetse mavuto akuluakulu pamodzi, agwirizane ndi akatswiri oyesa mayeso kuti athetse mavuto omwe amapezeka pamayeso, ndikudikirira mpaka malondawo ayambitsidwe kumalo.Ngati pali vuto, liyenera kuthandizidwa panthawi yake.Chifukwa chake, kuti mukhale wopanga zida, muyenera kugwiritsa ntchito luso lolankhulana bwino, kutha kuzolowera kukakamizidwa, kutha kugwirizanitsa ndikupanga zisankho pochita zinthu zingapo nthawi imodzi, komanso kukhala ndi malingaliro abwino komanso amtendere.Palinso chisamaliro ndi kuzama, chifukwa kunyalanyaza pang'ono pamapangidwe a hardware nthawi zambiri kungayambitse kuwonongeka kwakukulu kwachuma.Mwachitsanzo, pamene bolodi linapangidwa ndipo zolemba zopangira zidamalizidwa kale, misoperation inachititsa kuti gawo la mphamvu ndi nthaka zigwirizane.Nthawi yomweyo, gulu la PCB litapangidwa, lidayikidwa mwachindunji pamzere wopanga popanda kuwunika.Panali panthawi ya mayesero pamene vuto lalifupi la dera linapezeka, koma zigawozo zinali zitagulitsidwa kale ku bolodi, zomwe zinachititsa kuti mazana masauzande awonongeke.Chifukwa chake, kuyang'anira mosamala komanso mozama, kuyezetsa koyenera, ndi kuphunzira kosalekeza ndi kudzikundikira kungapangitse wopanga ma hardware kupita patsogolo mosalekeza, kenako ndikuchita bwino mumakampani.