{"provider_url":"https://hatena.blog","blog_url":"https://bamch0h.hatenablog.com/","blog_title":"bamchoh\u2019s diary","categories":[],"description":"\u307e\u3068\u3081 Raspberry Pi \u3067\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b UART \u306f RTS\u30c8\u30b0\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u306e\u3067 RTS \u306f\u81ea\u529b\u3067\u30c8\u30b0\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b \u4f7f\u7528\u3057\u305f\u6a5f\u5668 \u4eca\u56de\u306f Raspberry Pi 4 \u3068 TTL-RS485 \u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002 \u4f7f\u7528\u3057\u305fTTL-RS485 \u30b3\u30f3\u30d0\u30fc\u30bf\u30fc www.amazon.co.jp UART2\u3068UART4\u3092\u6709\u52b9\u306b\u3059\u308b\u3002 www.ingenious.jp \u3053\u3061\u3089\u3092\u53c2\u8003\u306b UART2 \u3068 UART4 \u3092\u6709\u52b9\u306b\u3059\u308b\u3002 Linux\u30b7\u30ea\u30a2\u30eb\u30b3\u30f3\u30bd\u30fc\u30eb\u3092\u7121\u52b9\u5316\u3057\u3066\u304b\u3089 /root/config.txt \u306e\u672b\u5c3e\u306b\u4ee5\u4e0b\u3092\u8ffd\u52a0\u3057\u305f dtoverlay=disable-b\u2026","author_url":"https://blog.hatena.ne.jp/bamch0h/","width":"100%","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/b/bamch0h/20211214/20211214011221.png","type":"rich","author_name":"bamch0h","published":"2021-12-14 01:52:41","provider_name":"Hatena Blog","url":"https://bamch0h.hatenablog.com/entry/2021/12/14/015241","version":"1.0","height":"190","title":"Raspberry PI 4 \u3067 RS485 \u901a\u4fe1 (\u53cc\u65b9\u5411)","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbamch0h.hatenablog.com%2Fentry%2F2021%2F12%2F14%2F015241\" title=\"Raspberry PI 4 \u3067 RS485 \u901a\u4fe1 (\u53cc\u65b9\u5411) - bamchoh\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}