- 15
- Nov
Iintlobo ezimbini zezicwangciso ze-PCB zomzila
Iindidi ezahlukeneyo zeebhodi enye zineendlela ezahlukeneyo zocingo. Eli nqaku ikakhulu lazisa iindidi ezimbini ze PCB izicwangciso zocingo.
Chwetheza isicwangciso soyilo sePCB enye
I-1) Iimpawu eziphambili zoHlobo lwe-1 zimi ngolu hlobo lulandelayo: imithetho yobude obungqongqo, imithetho engqongqo ye-crosstalk, imithetho ye-topology, imithetho ehlukeneyo, imithetho ephantsi kwamandla, njl.
I-2) Ukulungiswa kweenethiwekhi eziphambili: ibhasi
Chaza iKlasi;
Kuyafuneka ukuhlangabezana nesakhiwo esithile se-topological, stub kunye nobude bayo (ixesha lexesha) imiqobo;
Iintlobo ezimbini zezicwangciso ze-PCB zomzila
Umzobo wekhonkco le-daisy chain kunye ne-intermediate drive daisy chain
Cwangcisa izikhonkwane zenyani ukulawula itopology;
Iintlobo ezimbini zezicwangciso ze-PCB zomzila
Umzobo wenqaku le-T ebonakalayo
Ukunciphisa STUB. Cwangcisa obona bude buphezulu, ulibaziseko/ubude kufuneka bunikwe uluhlu; kunqatshelwe ukuphuma kwicala elide lepadi; kuvumelekile ukuba kubekho isiphambuka kwi-terminal.
I-3) Ukuqhutyelwa kwenethiwekhi ebalulekileyo: umgca wewashi
Chaza iKlasi, seta izithuba ezaneleyo zemigca okanye isithuba phakathi kweKlasi neKlasi;
Misela umgca wewotshi kwinqanaba elithile kunye nendawo.
I-4) Ukuqhutyelwa kwenethiwekhi engundoqo: umgca wokuhlukana
Ngokuqhelekileyo kufuneka uchaze umaleko wocingo;
Sebenzisa imo ehambelanayo, thintela imowudi ye-tandem;
Chaza ubude bokutshatisa imigca emibini yokwahlula kunye nobude bokuthelekisa izibini zokwahlula;
Indlela yesiqhelo yokuseta isithuba phakathi kwezibini zemigca yokwahlula kukuchaza isibini sokwahlula njengeklasi, uze uchaze isithuba phakathi kweKlasi ukuya kwiklasi.
5) Ulawulo lweCrosstalk
Kufuneka kubekho imvume eyaneleyo phakathi kwamaqela enethiwekhi; umzekelo, kufuneka kubekho izithintelo zezithuba phakathi kwemigca yedatha, imigca yedilesi kunye nemigca yokulawula, cwangcisa ezi intanethi kwiklasi ehambelanayo, kwaye emva koko phakathi komgca wedatha kunye nomgca wedilesi, umgca wedatha kunye nomgca wolawulo Seta imithetho yokulawula i-crosstalk phakathi imigca, phakathi kwemigca yeedilesi kunye nemigca yokulawula.
6) Ikhaka
Iindlela zokukhusela: i-parallel (i-parallel), i-coaxial (i-coaxial), i-cascade (i-tandem);
Emva kokuba imithetho ibekwe, ungasebenzisa i-wiring manual okanye ngokuzenzekelayo.
Iintlobo ezimbini zezicwangciso ze-PCB zomzila
Uhlobo lwe-2 PCB isicwangciso soyilo
1) Uhlobo lwe-2 PCB uyilo lunemingeni yokuqonda ngokomzimba kunye nemingeni yokuqonda imithetho yombane.
I-2) “Isikhokelo” siyadingeka ngexesha lenkqubo yocingo, njengale: I-Fanout, i-layer division, ulawulo lwenkqubo yocingo oluzenzekelayo, inkcazo yendawo engavumelekanga, ukulandelelana kwe-wiring, njl., kufuneka iphazamiseke ngokufanelekileyo.
3) Ukuvavanya kwaye uhlalutye ukuba nokwenzeka kocingo;
4) Qwalasela ukuphunyezwa kwemithetho yenyama kuqala, kwaye emva koko ukuphunyezwa kwemithetho yombane;
5) Kwiingxabano okanye iimpazamo, kufuneka ukuba uhlalutye ngokubanzi izizathu kunye nokulungelelanisa isicwangciso se-wiring ngendlela ejoliswe kuyo.
Kwiinjineli ze-PCB, iqhinga le-PCB lokubiyela lulwazi oluyimfuneko, kwaye wonke umntu kufuneka abe nobuchule kulo.