{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fuetra.hatenablog.com%2Fentry%2F2018%2F06%2F03%2F162941\" title=\"SPI\u306e\u30d4\u30f3\u5909\u5316\u5272\u308a\u8fbc\u307f\u306b\u3064\u3044\u3066 - u-e&#39;s tech\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/u/uetra/20180603/20180603161418.png","description":"\u30ac\u30ec\u30b9\u30bf\u3055\u3093\u304c\u30dd\u30fc\u30ea\u30f3\u30b0\u3067SPI\u901a\u4fe1\u3057\u3066\u3044\u308b\u8a18\u4e8b\u3092\u898b\u304b\u3051\u307e\u3057\u305f gsmcustomeffects.hatenablog.com \u30de\u30a4\u30b3\u30f3\u540c\u58eb\u3067\u901a\u4fe1\u3057\u305f\u3044\u6642\u306b\u30dd\u30fc\u30ea\u30f3\u30b0\u3067\u5f85\u3063\u3066\u308b\u3068\u5927\u5909\u90fd\u5408\u304c\u60aa\u3044\u6642\u306a\u3069\u3082\u3042\u308b\u306e\u3067\u4eca\u56de\u306f\u30d4\u30f3\u5909\u5316\u5272\u308a\u8fbc\u307f\u3067SPI\u901a\u4fe1\u3092\u3057\u305f\u4ef6\u306b\u3064\u3044\u3066\u66f8\u304d\u307e\u3059\u3002 \u52d5\u4f5c\u306e\u6d41\u308c\u3068\u3057\u3066\u306f \u30de\u30b9\u30bf\u30fc\u5074 \u30bf\u30a4\u30de\u30fc\u8d77\u52d5 \u2193 1ms\u3054\u3068\u306b\u5272\u308a\u8fbc\u3093\u3067\u6307\u5b9a\u306e\u5024\u3092\u5410\u304f \u30b9\u30ec\u30fc\u30d6\u5074 HAL_SPI_RxCpltCallback\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u3066\u304a\u304f \u2193 NSS\u30d4\u30f3\u304c\u30ed\u30fc\u306b\u306a\u308b\u3068HAL_SPI_RxCpltCallback\u95a2\u6570\u306b\u98db\u3076 \u2193 HAL_SPI_Receive\u95a2\u6570\u3067\u5024\u3092\u53d6\u5f97 \u6b21\u306b\u8a2d\u5b9a\u306b\u3064\u3044\u3066 SPI\u901a\u4fe1\u3059\u2026","blog_url":"https://uetra.hatenablog.com/","author_name":"uetra","title":"SPI\u306e\u30d4\u30f3\u5909\u5316\u5272\u308a\u8fbc\u307f\u306b\u3064\u3044\u3066","provider_name":"Hatena Blog","type":"rich","width":"100%","author_url":"https://blog.hatena.ne.jp/uetra/","published":"2018-06-03 16:29:41","provider_url":"https://hatena.blog","categories":[],"blog_title":"u-e's tech","version":"1.0","url":"https://uetra.hatenablog.com/entry/2018/06/03/162941","height":"190"}