Lokhu okuthunyelwe kuphathelene nomgomo oyisisekelo wokuthi amakhompyutha asebenza kanjani. Ikhompyutha yazi kanjani ukuthi sifunani kuyo?
Isebenza kanjani ikhompyutha?
Wonke umuntu uyazi ukuthi amakhompyutha asebenza nalawo noziro. Kepha ubenza kanjani babe yizithombe ezihambayo eziphendula okokufaka komsebenzisi? Ikhompyutha inama-transistors: amaswishi angashintshwa ngesandla kepha anamandla kagesi. I-transistor inokuxhumana okukodwa. Uma le voltage ikhona, inkinobho iyavalwa futhi i-current ingahamba. Ikhompyutha itshelwa ukuthi iyi-1. Uma kungekho voltage, iswishi ivulekile. Lokho kumele u-0. U-1 umele okulindile bese kuthi u-0 umele okulindile.
Uma uhlela ukushintshwa ngendlela ethile, uthola amasango enengqondo. Isibonelo sesango lomqondo yi-AND gate, enokokufaka okubili nomkhiqizo owodwa. Uma zombili izimpendulo zalesi sango zinenani elingu-1, umphumela uthatha inani elingu-1. Omunye uthi: Uma okokufaka kungu-1 no-1, umphumela wesango u-1. Uma kungekho okukodwa noma okukodwa kokufakwayo okungu-1, 0 kukhishwa. Ukukhishwa kwesango le-OR 1 uma okungenani okokufaka okukodwa bekungu-1. Uma kokubili okokufaka kungu-zero, lokhu kuzokhipha no-zero.
Izakhi ezincane (ama-transistors) zisetshenziselwa ukwakha izinto eziyinkimbinkimbi ngokwengeziwe ezingenza imisebenzi enzima kakhulu. Lezi zingxenye zingasetshenziswa kabusha ukwakha izinto eziyinkimbinkimbi ngokwengeziwe ngemisebenzi eyinkimbinkimbi ngokwengeziwe. Le nqubo iyaphindwa size sibe namasekhethi enza umsebenzi ngamunye futhi alawulwe kahle ngegundane nekhibhodi.
KuWikipedia ungathola izibonelo ezengeziwe ezibandakanya amatafula.
Kuthunyelwe ekuqaleni ngo-2019-07-23 13:15:08.
