{"title":"\u30b7\u30f3\u30dc\u30eb\u4f5c\u6210","author_url":"https://blog.hatena.ne.jp/O3I/","blog_url":"https://yfl711.hateblo.jp/","version":"1.0","published":"2026-02-26 23:53:41","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyfl711.hateblo.jp%2Fentry%2F2026%2F02%2F26%2F235341\" title=\"\u30b7\u30f3\u30dc\u30eb\u4f5c\u6210 - CPU\u5b9f\u9a13\u5ba4\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://yfl711.hateblo.jp/entry/2026/02/26/235341","categories":["MIPS"],"author_name":"O3I","provider_name":"Hatena Blog","width":"100%","blog_title":"CPU\u5b9f\u9a13\u5ba4","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/O/O3I/20260226/20260226233454.jpg","provider_url":"https://hatena.blog","type":"rich","height":"190","description":"IDT79R3081\u30dc\u30fc\u30c9\u306e\u56de\u8def\u3092kicad\u3067\u5165\u529b\u59cb\u3081\u307e\u3057\u305f\u3002\u5f53\u7136\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u30b7\u30f3\u30dc\u30eb\u304c\u3042\u308b\u7b48\u3082\u306a\u304f\u3001\u307e\u305a\u306f\u30b7\u30f3\u30dc\u30eb\u4f5c\u6210\u304b\u3089\u3067\u3059 \u5468\u8fba\u56de\u8def\u306f32bit\u30d0\u30b9\u306e\u65e2\u5b58\u30dc\u30fc\u30c9\u304b\u3089\u30b3\u30d4\u30da\u3067\u6301\u3063\u3066\u304d\u307e\u3057\u305f\u3002\u4e3b\u8981\u90e8\u54c1\u3068\u3057\u3066\u306f CPU\uff1aIDT79R3081\uff08PLCC84\uff09 ROM\uff1aHN27C4096\uff08PLCC44\uff09\u00d72 RAM\uff1aIDT71256\uff08SOJ44\uff09\u00d72 PPI\uff1aCS82C55\uff08PLCC44\uff09 TIMER\uff1aCS82C54\uff08PLCC28\uff09 SCC\uff1aAm85C30\uff08PLCC44\uff09 PLD\uff1aEPM7064\uff08PLCC44\uff09 \u3068\u3044\u3063\u305f\u3068\u3053\u308d\u3092\u4e88\u5b9a\u3057\u3066\u307e\u3059\u304c100mm\u00d7100mm\u306e\u57fa\u677f\u3068\u4e26\u3079\u3066\u307f\u308b\u3068 \u3053\u308c\u306f\u304b\u306a\u308a\u2026"}