{"id":115452,"date":"2024-04-30T19:53:01","date_gmt":"2024-04-30T17:53:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-po-proizvodstvu-otkrytogo-proczessora-sovmestimogo-s-z80"},"modified":"2024-04-30T19:53:01","modified_gmt":"2024-04-30T17:53:01","slug":"proekt-po-proizvodstvu-otkrytogo-proczessora-sovmestimogo-s-z80","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/proekt-po-proizvodstvu-otkrytogo-proczessora-sovmestimogo-s-z80","title":{"rendered":"Progetto per la produzione di un processore open-source compatibile con Z80","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo la cessazione della produzione dei processori Z80 a 8 bit da parte di Zilog il 15 aprile, gli appassionati hanno lanciato un'iniziativa per creare un clone open source di questo processore. L'obiettivo del progetto \u00e8 sviluppare una sostituzione per i processori Z80, che sia compatibile con l'originale CPU Zilog Z80, mantenendo la stessa configurazione dei pin e utilizzabile nei computer ZX Spectrum. Gli schemi, le descrizioni dei blocchi hardware in Verilog e la documentazione necessaria per la produzione sono distribuiti con licenza Apache 2.0. La produzione di un primo lotto di prova dei processori FOSS Z80 \u00e8 prevista per giugno 2024.     <\/p>\n<p>Nello sviluppo del chip FOSS Z80 \u00e8 stato utilizzato il framework OpenROAD, sviluppato per automatizzare il processo di progettazione di circuiti integrati open source, insieme all'insieme di strumenti Skywater PDK (Process Design Kit), che descrive il processo di fabbricazione a 130nm utilizzato nello stabilimento SkyWater e permette di preparare i file di progettazione necessari per la produzione di circuiti integrati. Per ridurre i costi di produzione del chip per test e progettazione \u00e8 stata sfruttata l'infrastruttura del progetto Tiny Tapeout.     <\/p>\n<p>La rapida disponibilit\u00e0 del chip \u00e8 dovuta al fatto che, invece di progettare da zero, \u00e8 stato utilizzato come base un progetto open source esistente, il TV80, che fornisce una descrizione in Verilog di un nucleo compatibile con la CPU Z80, distribuito con licenza MIT. Dopo la produzione del primo lotto, gli sviluppatori del progetto intendono confrontare il chip con altre implementazioni, come A-Z80 \u2014 un'implementazione basata su FPGA (Altera, Xilinx e Lattice), fornita sotto licenza GPLv2, e Z80Explorer \u2014 un simulatore di circuiti integrati che riproduce Zilog Z-80 a livello di circuiti elettronici.        <\/p>\n<p>Il processore Z80 \u00e8 stato introdotto nel 1976 e prodotto per 48 anni. Il chip ha guadagnato notoriet\u00e0 grazie ai computer domestici ZX Spectrum, alle console di gioco Sega e Game Boy, alle calcolatrici Texas Instruments, cos\u00ec come per il supporto nel sistema operativo CP\/M. Inoltre, la CPU Z80 \u00e8 stata ampiamente utilizzata in attrezzature industriali, vari controllori, modem, registratori di cassa, strumenti di misurazione e dispositivi periferici.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61094\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u044f 15 \u0430\u043f\u0440\u0435\u043b\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Zilog \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430 8-\u0431\u0438\u0442\u043d\u044b\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432 Z80, \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442\u044b \u0432\u044b\u0441\u0442\u0443\u043f\u0438\u043b\u0438 \u0441 \u0438\u043d\u0438\u0446\u0438\u0430\u0442\u0438\u0432\u043e\u0439 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0433\u043e \u043a\u043b\u043e\u043d\u0430 \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430. \u0426\u0435\u043b\u044c\u044e \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0437\u0430\u043c\u0435\u043d\u044b \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u043c Z80, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0431\u0443\u0434\u0435\u0442 \u0432\u0437\u0430\u0438\u043c\u043e\u0437\u0430\u043c\u0435\u043d\u044f\u0435\u043c\u0430 \u0441 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b\u044c\u043d\u044b\u043c CPU Zilog Z80, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u0430 \u0441 \u043d\u0438\u043c \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u0440\u0430\u0437\u0432\u043e\u0434\u043a\u0438 \u0432\u044b\u0432\u043e\u0434\u043e\u0432 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0432 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u0435 ZX Spectrum. \u0421\u0445\u0435\u043c\u044b, \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u044b\u0445 \u0431\u043b\u043e\u043a\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Verilog [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-115452","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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