{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fna6ko.hatenadiary.jp%2Fentry%2F2023%2F02%2F24%2F200613\" title=\"\u958b\u767a\u65e5\u8a18 - naruko\u306e\u958b\u767a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","published":"2023-02-24 20:06:13","image_url":null,"title":"\u958b\u767a\u65e5\u8a18","provider_url":"https://hatena.blog","version":"1.0","categories":[],"blog_title":"naruko\u306e\u958b\u767a\u30e1\u30e2","author_url":"https://blog.hatena.ne.jp/na6ko/","blog_url":"https://na6ko.hatenadiary.jp/","height":"190","description":"\u6570\u65e5\u524d\u306b\u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u4e0a\u3067\u306e\u30c6\u30b9\u30c8\u306f\u901a\u3063\u305f. \u6027\u80fd\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306f\u8ab2\u984c\u306f\u3042\u308b\u3082\u306e\u306e MCU \u7528\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u8abf\u6574\u3059\u308b\u3053\u3068\u306b\u306a\u3063\u305f.\u4e45\u3057\u3076\u308a\u3068\u306a\u308b MCU \u7528\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u306f\u610f\u5916\u306a\u3053\u3068\u306b 0x1000 bytes \u3060\u3051\u306e RAM \u306f\u4f59\u88d5\u304c\u3042\u308a\u30010x6000 bytes \u306e ROM \u306e\u4f7f\u7528\u7387\u304c 90% \u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u305f. ROM \u306e\u4f7f\u7528\u91cf\u306f\u3072\u3068\u307e\u305a\u3068\u3057\u3066 MCU \u7279\u6709\u306e DMA \u304c\u3061\u3083\u3093\u3068\u52d5\u304f\u304b\u30921\u65e5\u8abf\u6574. \u540c\u3058 descriptor \u3068 memory cycle \u3092\u4f7f\u3046\u5834\u5408\u306f\u3084\u3089\u306a\u304f\u3066\u3082\u3044\u3044\u521d\u671f\u5316\u304c\u7d50\u69cb\u3042\u3063\u305f\u306e\u3067\u7c21\u7565\u5316. \u3053\u3053\u3067\u7d50\u69cb\u30d0\u30b0\u304c\u898b\u3064\u304b\u308a\u3001\u521d\u671f\u5316\u3092\u7701\u3044\u305f\u5206\u3001\u8d77\u52d5\u304c\u65e9\u304f\u306a\u3063\u305f.\u5927\u4f53\u306f\u52d5\u2026","author_name":"na6ko","url":"https://na6ko.hatenadiary.jp/entry/2023/02/24/200613","width":"100%","provider_name":"Hatena Blog"}