Theknoloji ea batho e fihlile tlhōrōng ea eona ka mekhoa ea digital.
Microcontroller kapa microprocessor hangata e sebelisoa lits'ebetsong tse joalo, tse bolokang, li sebetsa, le ho fetisa lintlha ka mokhoa oa dijithale.
Li-circuits tsa dijithale li fana le ho amohela data ka linomoro tsa binary (1s le 0s).
Ho feta moo, liheke tsa logic li ralile motheo bakeng sa bongata ba li-circuits tsa logic tsa digital tse teng kajeno.
Lik'homphieutha li fetohile karolo ea bohlokoa ea bophelo ba letsatsi le letsatsi kaha li khona ho etsa mesebetsi e mengata e fapaneng le ts'ebetso ka nako e khuts'oane haholo.
E 'ngoe ea boikarabello ba bohlokoa ka ho fetesisa ba komporo ea CPU ke ho tsamaisa lits'ebetso tse bohlale ho sebelisa lisebelisoa tse kang Integrated Circuits, software technologies, le li-circuits tsa motlakase.
Lik'homphieutha li sebelisa linomoro tsa binary ho e-na le linomoro tsa digital bakeng sa ts'ebetso e bonolo. Liheke tsa logic li etsa ts'ebetso eohle.
Keiti ea logic ke eng?
Heke ea logic ke karolo ea li-circuits tsa digital tse sebetsang e le mohaho oa mohaho.
Ba etsa ts'ebetso ea bohlokoa e utloahalang ho potoloho ea dijithale. Liheke tsa logic li sebelisoa hoo e batlang e le lisebelisoa tsohle tsa theknoloji tseo re li sebelisang kajeno.
Ka mohlala, liheke tsa logic li ka fumanoa lisebelisoa tsa mohala, matlapa le lisebelisoa tsa memori.
Liheke tsa logic tsa potoloho li etsa liqeto tse ipapisitseng le motsoako oa mats'oao a dijithale a romelloang linthong tsa ona. Boholo ba liheke tsa logic li na le lintho tse peli tse kenang le tlhahiso e le 'ngoe.
Ho etsa liheke tsa logic, algebra ea Boolean e sebelisoa. Ka nako efe kapa efe, terminal e 'ngoe le e' ngoe e ho e 'ngoe ea linaha tse peli tsa binary: bohata kapa 'nete.
Bohata bo lekana le zero, athe 'nete e lekana le lefela. Tlhahiso ea binary e tla fapana ho latela mofuta oa heke ea logic e sebelisitsoeng le motsoako oa ho kenya.
Heke ea logic e tšoana le switch switch ea lebone ka hore tlhahiso e tingoa sebakeng se le seng ebe se tsoela pele ho se seng. Liheke tsa logic li sebelisoa khafetsa lipotolohong tse kopaneng (ICs).
Ke mefuta efe e fapaneng ea liheke tsa logic?
Liheke tsa logic li arotsoe ka mefuta e supileng:
- LE
- OR
- SE
- NOR
- NAND
- XOR
- XNOR
Jwale, ha re keneng ka botebo ho e nngwe le e nngwe ya tsona.
1. LE Kgoro
Ke heke ea logic maemong a eona a mantlha. Ho na le mefuta e 'meli ea likhetho tse fumanehang: 0 le 1.
Ts'ebetso ea eona e ts'oana le ea "le" opareitara. Haeba lintho tsohle tse kenang lihekeng li na le boleng bo tšoanang ('nete), sephetho ke 1, ho seng joalo 0 e fanoa ha leha e le efe ea lisebelisoa e na le boleng bo tšoanang (bohata).
Poleloana e reng
Y = AB
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 0 |
0 | 1 | 0 |
1 | 0 | 0 |
1 | 1 | 1 |
2. KAPA Heke
KAPA liheke li na le lintho tse kenang tse peli kapa ho feta 'me ke mofuta oa heke ea logic.
E ka hlahisa tlhahiso e le 'ngoe feela ka nako, leha ho le joalo. Ho latela algebra, heke ea OR e hlahisa kakaretso ea lintlha tse kentsoeng.
Sehlahisoa sa OR heke hangata ke 'nete (1) ha bonyane e 'ngoe ea lintho tse kenang e le' nete; ho seng joalo, sephetho ke zero.
Poleloana e reng
Y = A+B
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 0 |
0 | 1 | 1 |
1 | 0 | 1 |
1 | 1 | 1 |
3. E SE Heke
E ka ba le tlhahiso le tlhahiso e le 'ngoe feela ka nako efe kapa efe. HASE liheke, ka lehlakoreng le leng, hangata li sebelisoa ho hlahisa tlhahiso ho fapana le ho kenya.
Sephetho ke 0 haeba SE KENYA se kenyang heke ke 1; haeba ho kenya 0, sephetho ke 1.
Ka lebaka la ts'ebetso ea eona, e boetse e tsejoa e le inverter. Ka linako tse ling heke ea NOT e tsejoa e le heke ea Unary ka lebaka la palo e hlakileng ea lintlha tse kenang.
Poleloana e reng
Y=A'
Setšoantšo se Thibeloang
Lethathamo la 'Nete
Kenyo (A) | Sephetho (HASE A) |
0 | 1 |
1 | 0 |
4. KAPA Kgoro
E entsoe ka bobeli OR le HASE liheke. Heke ea NOR ke polar e fapaneng le heke ea OR ho latela hore na e sebetsa joang.
Ka nako efe kapa efe, heke ea NOR e ka ba le lintlha tse peli kapa ho feta empa tlhahiso e le 'ngoe feela. Ha lisebelisoa tsohle li le zero, heke ea NOR e khutlisa 1; leha ho le joalo, haeba leha e le efe ea lintho tse kenang e le 'ngoe (1), tlhahiso ke zero (0).
Poleloana e reng
Y=(A+B)'
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 1 |
0 | 1 | 0 |
1 | 0 | 0 |
1 | 1 | 0 |
5. NAND Heke
Ke motswako wa LE heke le HASE heke e ka amohelang dikeno tse pedi kapa ho feta ka nako e le nngwe empa e ntsha e le nngwe feela.
Mokhoa oa heke ea NAND ke mokhoa o fapaneng le oa LE heke. Ha e 'ngoe ea lipehelo tsa heke ea NAND e le 0, tlhahiso ea 1 e fumanoa; ho seng joalo, tlhahiso e lula e le 0.
Poleloana e reng
Y=(AB)'
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 1 |
0 | 1 | 1 |
1 | 0 | 1 |
1 | 1 | 0 |
6. XOR Heke
The Exclusive-OR, eo hangata e tsejoang e le heke ea 'Ex-OR', ke keiti ea digital logic e nkang lintho tse fetang tse peli empa e ntša boleng bo le bong feela.
Sehlahisoa sa XOR Gate ke '1' haeba e 'ngoe ea lintho tse kenang e le '1.' Sephetho ke '0' haeba bobeli ke '1.' Sephetho ke '0' haeba bobeli ke '0.'
Poleloana e reng
Y=A'.B+A.B'
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 0 |
0 | 1 | 1 |
1 | 0 | 1 |
1 | 1 | 0 |
7. XNOR Heke
The Exclusive-NOR, eo hangata e tsejoang e le heke ea 'EX-NOR', ke heke ea logic ea dijithale e nkang lintho tse fetang tse peli empa e ntša e le 'ngoe feela.
Haeba ka bobeli ke '1,' tlhahiso ea XNOR Gate ke '1.' Sephetho ke '0' ha lintlha tse peli li le '0.' Sephetho e tla ba '0' haeba e 'ngoe ea tse kentsoeng ke '0.'
Poleloana e reng
Y=A.B+A'B'
Setšoantšo se Thibeloang
Lethathamo la 'Nete
A | B | khumo |
0 | 0 | 1 |
0 | 1 | 0 |
1 | 0 | 0 |
1 | 1 | 0 |
Lisebelisoa tsa Heke ea Logic
- Liheke tsa logic li ka kopanngoa ka litsela tse ngata, 'me lisebelisoa tsa morao-rao, lisathelaete, esita le liroboto li hloka limilione tsa metsoako ena.
- Liheke tsa logic li sebelisoa mefuteng e mengata ea likopo. Li-chips (ICs) li na le likaroloana tsena, tse fumanehang lik'homphieutheng, lifono, lilaptop le lisebelisoa tse ling tsa elektroniki.
- Phetiso ea data, khomphutha, le ts'ebetso ea data kaofela li rua molemo ho tsoa lihekeng tsa logic. Liheke tsa logic li sebelisoa haholo ho logic ea transistor-transistor le lisebelisoa tsa elektroniki tsa CMOS.
- Lialamo tsa bosholu, li-buzzers, li-switches le mabone a seterateng kaofela li sebelisa motsoako o bonolo oa liheke. Liheke tsena li sebelisoa haholo liindastering tse fapaneng kaha li ka khetha ho qala kapa ho emisa ho latela mabaka a utloahalang.
Pros
- Li theko e tlaase. Ka lebaka leo, li ba le litšenyehelo tse phahameng haholo.
- E hloka motlakase o fokolang.
- Logic 0 le logic 1 li arohane ka ho hlaka.
- E sebetsa e le motheo oa sesebelisoa se seng le se seng sa digital.
- E sebelisa Boolean Algebra ho etsa mesebetsi e utloahalang.
tlhoka mesola
- Ho phethahala ha liheke tsa logic ho ke ke ha nahanoa ka sistimi e tsoetseng pele kapa moralo oa potoloho kaha ho thata ho li beha le ho li hokahanya ka nepo.
- Voltage e tlase ea ts'ebetso ke ntho e ntle ho ba le eona.
- Kenyelletso le tlhahiso li aroloa ka tieho ea nako.
fihlela qeto e
Ho phalla ha motlakase ho sebetsanoa le heke ea logic.
U tlameha ho fana ka tlhahiso ho eona, 'me haeba phetisetso e lumelloa, hona joale e ka phalla ho eona.
Litekanyetso tsa phallo ea hajoale eo u e sebelisang e le switch hangata e hlalosoa ke logic gate.
U ka sebelisa liheke tsa logic ho etsa ts'ebetso ea binary joalo ka ho eketsa, ho atisa, le karohano.
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