
jilag Z800

jilag z800 anedi jilag roopondinchina 16-bitt microprocessor mariyu 1985loe vidudala cheyataaniki uddesinchabadindi. idhi vaari prastuta z80kii anugunamgaa undhi, mariyu pradhanamgaa 16 mb chirunama paridhini andinchadaaniki aann-chip kaash mariyu memory management unit (mmu) kaligi undatamlo bhinnamgaa untundi. idhi bhaarii sankhyalo kotta orthogonal suuchanalu mariyu addressing modlanu kooda jodinchindi.
jilag tappanisarigaa vaari 32-bitt z80000kii anukuulamgaa z800nii vismarinchindi mariyu z800 eppuduu saamuuhika utpattilo pravesinchaledu. modata pravesapettinappati nundi aidu samvatsaraalaku paiga gadichina taruvaata, 1986loe eee prayatnam Z280nii tirigi dubbing cheyabadindi. vaastava utpatti, Z280 1987loe daadaapu adhe designtho Z800thoo ravana cheyabadutundi, conny esaari CMOSloe amalu cheyabadindi.
Z800 anedi jilag yokka modati 16-bitt prayatnaaniki viruddhamgaa, jilag Z8000, dheenilo Z800 anedi Z80kii anukuulamgaa undataaniki uddesinchabadindi, ayithe Z8000 anedi kevalam Z80 laaga matrame undhi mariyu etuvanti pratyaksha anukuulatanu andinchaledu. jilag, z800nii pravesapettinappudu pradarsinchina z80 anukuulata lekapovadaanni saricheyadaaniki prayatninchindi, z80 kante enimidi retlu paniteeru perugudalato z80 binary anukuulatanu andinchadaaniki prayatninchindi, jaateeya semiconductor dwara daani swantha 32000 shreni microprocessorlalo konni utpattulalo intel 8080 yokka anukarananu chaerchadaaniki pranaalikalanu pratibimbistumdi.
sankshipta vivarana.
register sett yokka vistarana ledhu, conny registerlu mariyu suuchanalu marinta saadhaarana-prayojana mariyu saktivantamgaa cheyadaaniki gananeeyamgaa orthogonalize cheyabaddaayi. aneka kotta 8-bitt mariyu 16-bitt karyakalapalu jodinchabaddaayi, mariyu hchl, ikes mariyu ii registerlu vaati parimita avakaasaala nundi jedd80loe sanchayakaalugaa marinta bahumukha sanchayakaalugaa upgraded cheyabaddaayi. z80loe saadhyamayye register aaparendlatho paatu, vaatini takshana dayta, pratyaksha chirunama, parokshamgaa namodu cheyandi ledhaa index chesina aaparendlatho, programme counter-relative thoo kooda upayoginchavacchu. enimidi-bitt kaaryakalaapaalaku stock pointer-relative addressing mariyu 8-bitt ledhaa 16-bitt takshana offsetla empikatho sahaa marinni avakaasaalu unnaayi.
chirunama bassunu 16 emby memarini parishkarinchadaaniki 24-bitlaku vistarinchaaru. chip 512kb raam kosam 19-bitt bahya bassutho ledhaa 16mb raam kosam puurti 24-bitt bassutho andinchabadindi, chinna bassuku prayojanam chinna 40-pinn packagy. daaniki mundu unna z80 maadirigaane, z800 antargata dram controller mariyu gadiyaranni nilupukundi, conny 256 baitla raamnu jodinchindi, dheenini "scratchpad" ramga ledhaa kashga upayoginchavacchu. kaash modlo upayoginchinappudu programmer daanini dayta ledhaa instruction kashga ledhaa rendintigaa configure cheyavachu, mariyu antargata memory controller appudu (nemmadigaa) bahya memareeki praapyatanu tagginchadaaniki upayogistundi.
bahula prosessing kosam mariyu prapancha ghnaapakasaktitoo ledhaa panchukokunda vadulugaa ledhaa gattiga jatacheyabadina slave processorla kosam pratishtaatmaka nibandhanalu kooda unnaayi. dheenini "podiginchina prosessing nirmaanam" mariyu "vistarinchina prosessing unitlu" (ii. pii. yuu) anie pilicheevaaru.
maroka maarpu aichhika 16-bitt dayta bassunu jodinchadam, idhi sarigga setup chesthe memarini access cheyagala retunu rettimpu chesindi. rendu chirunama bassu parimaanaalatoe kalipi dheeni ardham chip mottam naalugu versionlalo andinchabadindihi
vaiphalyaaniki kaaranam.
Z800, chaalaa vidhaluga, oka chinna computer-prerepita "suupar Z80", idhi ippatike unna, mariyu pedda, prograamlanu gananeeyamgaa adhika vegamtho naduputundi. ayithe chirunama mariyu dayta bassulu bahulamgaa undevi mariyu chip, itara vishayaalalo kooda, programme mariyu interfaceku kontha klishtamgaa undedi. khachitamaina amalu samayala ganana kooda z80 kante chaalaa kashtamgaa undedi. antekakunda, saadaa z80 aaa samayamlo chaalaa anuvartanaalaku saripotundi kabatti adanapu computing shakti, chaalaa sandarbhaallo, adanapu sanklishtataku viluvainadi kaadu. chedu marketing kooda utpattini debbateesinatlu anipistundi.
hitachi takkuva pratishtaatmakamaina z80 utpannamgaa hd64180nii abhivruddhi chesindi. idhi goppa vijayanni saadhinchindi, bahusha idhi programme mariyu interfaces kosam asalu z80 vale daadaapu sulabham.
marinta vijayavantamaina z80 utpannaalu (jilag nundi).
vijayavantamaina jilag z180 (ekkuvagaa hitachi abhivruddhi chesindi) mariyu jilag z182 kakunda, z80 nirmaanaanni vistarinchadaaniki itara prayatnaalu jarigaayi, konni nirdishta telecom anuvartanaalu minaha 32-bitt z380 (1994loe pravesapettabadindi) vaanijyaparamgaa niraasaparichindi. marovaipu, vegavantamaina 24-bitt eej80 (2001loe pravesapettabadindi) vaanijyaparamgaa vijayavantamaindi mariyu injaneering avaardulanu geluchukundi. z800, z280, mariyu z380la maadirigaa kakunda, ez80 aneka kotta suuchanalu ledhaa addressing modlanu pravesapettadu, asalu z80thoo poliste, badulugaa pradhanamgaa z80 yokka 16-bitt registerlanu 24 bits vedalpu varaku vistaristundi. idhi 256 retlu ekkuva memarini cherukovadaniki veelu kalpistundi, mariyu z80 aapkodlanu 4x asalaina daanikante vaegamgaa amalu chese puurti pipelined execution unitnu jodistundi.