KwamfutocinKayan aiki

Mene ne wani microprocessor? iri microprocessors

Fasahar kwamfuta yale mu mu yi aiki tare da manyan yadda ya dace. Amma duk suka yi aiki? Wannan taimaka da kewayon daban-daban na'urorin da tsarin. Kuma daya daga cikinsu shi ne wani microprocessor. Mene ne wannan? Mene ne ta ayyuka? Mene ne halaye na wannan na'urar? Mene ne wani microprocessor gine? Abin da sigogi dogara a kan shi?

Mene ne wani microprocessor?

Saboda haka ne a na'urar, wanda aka sarrafawa da software. Its aiki - aiki na dijital bayanai da kuma management na wannan tsari. Microprocessor iko ya zama kananan, amma a lokaci guda aikin. Daga wannan ya zo sama a kadarori da dama, wanda za a yanzu za a bayyana. Aiwatar a kan wani microprocessor (haddi) na manyan Hadakar haihuwarka ((C) BIS), wanda zai iya zama da dama guda. ne musamman don su:

  1. Low cost (ya shafi taro samar).
  2. masana'antu sauki (daya fasahar).
  3. Yana daukan up kadan sarari ( 'yan square santimita ko millimeters).
  4. High AMINCI.
  5. Cinye kadan makamashi.

microprocessor na'urar muhimmanci dogara a kan gina ta gine. Next, shi za a kiyaye da shi karkashin Mataki na ashirin da za a sake nazari iri uku.

ayyuka

Wannan shi ne saboda abin da suka kada samar. Saboda haka, microprocessor ayyuka:

  1. Karanta kuma sauya dokokin da ya zo daga babban memory.
  2. Karɓa da kuma tafiyar matakai buƙatun daga adaftan game da sabis na waje na'urorin (bayi).
  3. Karanta data daga ƙwaƙwalwar ajiya da kuma TR rajista.
  4. Ƙirƙiri iko sakonni wadda gudu via sauran nodes da tubalan sirri kwamfuta.
  5. Aiwatar da bayanai da kuma yin suka shiga cikin babban memory, kazalika da rajista na waje na'urorin.

Main halaye na microprocessor

A total akwai hudu:

  1. Bit.
  2. Performance.
  3. Umurnin tsarin.
  4. A girma daga addressable memory.

microprocessors kungiyar

Su uku:

  1. CISC. Akwai cikakken sa na dokokin.
  2. RISC. Akwai rage umurci sa.
  3. Na tarkace. Akwai m sa na dokokin, amma a wata sosai high gudun ga wannan aji na na'urorin.

Microprocessors kamar CISC

Suna iya aiki a matsayin wani ɓangare na kwamfuta cibiyar sadarwa. Har ila yau, akwai yiwuwar multitasking da memory kariya. A microprocessors daga irin wannan za a iya aiki a biyu halaye: real kuma kare. A farko damar domin Multi-tasking, da kuma kai tsaye dama ga mika ƙwaƙwalwar. Bugu da kari, shi ne kiyaye shi daga m accesses. A hakikanin yanayin da ke sa tsẽre na microprocessor 8086 da akwai guda-aiwatar aiki.

Microprocessors RISC irin

Su ne kawai mafi used dokokin. Idan dole, yin wani abu hadaddun haifar da "taron jama'a" da zama dole ayyuka. A umurnin kashe daya kawai inji sake zagayowar saboda layi daya kisa, kuma su danniyan. Don kwatanta, a cikin CISC a kan karami tafi kamar yadda da yawa kamar yadda hudu.

Mene ne wani microprocessor?

Yana gano sassa biyu:

  1. Aiki. Ya qunshi wani iko naúrar, ilmin lissafi dabaru da microprocessor memory.
  2. Interface. Ya qunshi adireshin rajista, tashoshin jiragen ruwa da kuma bas iko kewaye, da kuma block dokokin.

Muhimmanci ne da gine - da ma'ana kungiyar na wani microprocessor, wanda kayyade da halaye, Properties da kuma yiwuwar gina sarrafa kwamfuta tsarin dangane da wannan na'urar. Akwai uku main iri: CISC, RISC da kuma na tarkace (wannan shi ne idan mun yi magana game da duniya na'urorin). Saboda haka, da suka da dama kungiyoyin da rajista cewa aiki tare da sãɓãwar launukansa digiri na gaba. Wannan ba ka damar yin ayyukan zahiri "pipelining". Wannan yana da kyau sakamako a kan tasiri yi. PC microprocessor yawanci hidima kawai daya naúrar - misali, a keyboard.

Architecture CISC

Complex Umarni Kafa Computer - cikakken umarnin ga kwamfuta. Details na microprocessor da gine-gine suna kafa:

  1. Bã su da wani babban yawan dokokin, wanda ake bambanta da su aiki, tsawon da kuma format.
  2. Daban-daban magance tsarin.
  3. Yanzu hadaddun coding teams.

Menene wannan gine microprocessors? Wadannan ne hadaddun na'urori, da babban mayar da hankali da abin da yake a kan aiki.

RISC gine

Rage Instrucktion Kafa Computer - uniform umarnin ga kwamfuta. Details na microprocessor da gine-gine suna kafa:

  1. Yana amfani da wani Saukake irin tsarin dokokin: su duk da wannan format da sauki hali. A data daga RAM cikin wani littãfi na microprocessor da kuma mataimakin versa koma da loading umarnin.
  2. Duk da babban gudun data microprocessors iya samun gwada da low Agogon kudi da kuma ƙananan mataki na hadewa da VLSI kewaye.
  3. Dokokin nuna kasa danniya a kan RAM.
  4. Amma cire kuskure aiki da shirye-shirye a kan RISC ne yafi rikitarwa fiye da a cikin CISC.
  5. Shi ba zai yiwu a yi amfani da wannan shirin ga CISC.

Architecture na tarkace

Multipurpose Umarni Saita Computer - Multipurpose umarnin ga iko kwamfuta. Shin wani yunkurin hada da abũbuwan amfãni daga CISC da RISC. A nan, da kashi tushe ne suka taru daga mutum sassa (wanda sukan hade a wata guda gidaje):

  1. Babban ɓangare. Bisa ga gine na RISC.
  2. A Kalmomin part. Shi ne alaka ROM firmware management.

A tsarin yakan mallaki kadarori na CISC. Saboda haka, asali dokokin suna gudu a kan tushen bayar da RISC. A lokaci guda akwai wani tsawo, wanda "halitta" da firmware. Dalili RISC aikin dukan umarnan da a guda sake zagayowar. Kuma da tsawo yana amfani da wani hadadden sa na dokokin. Saboda gaban ROM gusar da hasara na RISC inji, a lokacin da wani babban matakin-harshen da aka harhada code na aiki, an riga decrypted da kuma bude ga shirye-shiryen. Wannan abin da microprocessors da kuma irin kaddarorin da suka kamata da cikin sharuddan da gine-gine da suka yi.

ƙarshe

Mene ne microprocessors da kuma cewa ya ta'allaka ne a cikin zuciya na aiki - mun sake nazari. Hakika, don gane duk nuances na wadannan na'urori, kana bukatar ka nutsu da yawa lokaci, kuma ba su saba da wani littafi da wani tarin laccoci. Amma tushen riga akwai.

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