{"blog_url":"https://almostlosttechnology.hatenablog.com/","author_name":"efialtes_htn","author_url":"https://blog.hatena.ne.jp/efialtes_htn/","height":"190","type":"rich","width":"100%","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/e/efialtes_htn/20230313/20230313214953.png","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Falmostlosttechnology.hatenablog.com%2Fentry%2F2023%2F03%2F13%2F215848\" title=\"MELPS740 SBC \u30c1\u30a7\u30c3\u30af(2) - Almost lost technologies\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"Almost lost technologies","title":"MELPS740 SBC \u30c1\u30a7\u30c3\u30af(2)","categories":["MELPS740"],"version":"1.0","published":"2023-03-13 21:58:48","provider_url":"https://hatena.blog","url":"https://almostlosttechnology.hatenablog.com/entry/2023/03/13/215848","description":"\u307e\u305aU5\u306ePIC\u3092\u713c\u304d\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u5358\u306b 307.2 KHz (\u30dc\u30fc\u30ec\u30fc\u30c8\u751f\u6210\uff09 \u3092\u4f5c\u308b\u3060\u3051\u306e\u3082\u306e\u306a\u306e\u3067\u4e2d\u8eab\u306f\u6b86\u3069\u306a\u306b\u3082\u306a\u3044\u3067\u3059\u3002\u9234\u6728\u3055\u3093\u306e\u3068\u3053\uff08\u96fb\u8133\u4f1d\u8aac\uff09\u304b\u3089\u9069\u5f53\u306b(\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\uff09\u6d41\u7528\u3067\u3059\u3002 \u307e\u3001\u3053\u3093\u306a\u611f\u3058\u304b\u306a\u3002 \u3042\u3061\u3053\u3061\u898b\u3066\u3044\u305f\u3089 M50747 \u306e\u5165\u529b\u3057\u304d\u3044\u5024\u3092\u52d8\u9055\u3044\u3057\u3066\u3044\u305f\u306e\u304c\u767a\u899a\u3002H\u96fb\u5727\u306b 4V\u3092\u8981\u6c42\u3057\u307e\u3059\u3002TTL\u3058\u3083\u306a\u3044\u306e\u306d\u3002\u307e\u3041RAM\u3068ROM\u306f CMOS \u306a\u306e\u3067\u8efd\u8ca0\u8377\u306a\u3089\u30d5\u30eb\u30b9\u30a4\u30f3\u30b0\u3059\u308b\u306f\u305a\u3002 \u307e\u305a\u3044\u306e\u304c\u30b7\u30ea\u30a2\u30ebUSB\u304b\u3089\u306e\u4fe1\u53f7\u3067\u3001R7\u306e 4.7K\u03a9 \u306f 2k\u03a9\u3050\u3089\u3044\u306b\u524a\u308b\u3079\u304d\u304b\u3002\u79cb\u6708\u306e CH340E \u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u5229\u7528\u3092\u4e88\u5b9a\u3057\u3066\u3044\u3066\u3001\u3053\u308c\u306f5V\u30d5\u30eb\u30b9\u30a4\u30f3\u30b0\u3059\u308b\u306f\u305a\u306a\u306e\u3067\u5b9f\u2026"}