{"id":61224,"date":"2023-10-31T00:39:46","date_gmt":"2023-10-30T16:39:46","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=61224"},"modified":"2023-10-31T00:39:46","modified_gmt":"2023-10-30T16:39:46","slug":"cshs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/61224.html","title":{"rendered":"CH340\u662f485\u8fd8\u662f232\uff1f"},"content":{"rendered":"

  CH340\u662f\u4e00\u79cd\u5e38\u7528\u7684USB\u8f6c\u4e32\u53e3\u63a5\u53e3\uff0c\u5b83\u652f\u6301RS-232\u548cRS-485\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\u3002\u672c\u6587\u5c06\u4ecb\u7ecdCH340\u7684\u7279\u6027\uff0c\u5e76\u8be6\u7ec6\u89e3\u91caRS-232\u548cRS-485\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u4fbf\u60a8\u80fd\u591f\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u6765\u9009\u62e9\u5408\u9002\u7684\u534f\u8bae\u3002<\/p>\n

CH340\u7684\u7279\u6027<\/h2>\n

  CH340\u662f\u7531\u4e2d\u56fd\u6df1\u5733\u5e02\u667a\u6613\u7535\u5b50\u6709\u9650\u516c\u53f8\u5f00\u53d1\u7684USB\u8f6c\u4e32\u53e3\u63a5\u53e3\uff0c\u5b83\u652f\u6301RS-232\u548cRS-485\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\u3002CH340\u5177\u6709\u4f53\u79ef\u5c0f\u3001\u529f\u8017\u4f4e\u3001\u7a33\u5b9a\u53ef\u9760\u3001\u6027\u80fd\u4f18\u8d8a\u7b49\u4f18\u70b9\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u7167\u660e\u3001\u6c7d\u8f66\u7535\u5b50\u7b49\u9886\u57df\u3002<\/p>\n

RS-232\u548cRS-485\u7684\u533a\u522b<\/h2>\n

  RS-232<\/h3>\n

  RS-232\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u6700\u957f50\u7c73\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u652f\u6301\u6700\u9ad8\u6ce2\u7279\u7387115200bps\uff0c\u652f\u6301\u6700\u591a20\u4e2a\u8282\u70b9\u7684\u7f51\u7edc\u8fde\u63a5\u3002RS-232\u901a\u4fe1\u534f\u8bae\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u7b80\u5355\u3001\u7a33\u5b9a\u3001\u6613\u4e8e\u5b9e\u73b0\uff0c\u4f46\u662f\u5b83\u7684\u7f3a\u70b9\u4e5f\u662f\u663e\u800c\u6613\u89c1\u7684\uff0c\u6bd4\u5982\u5b83\u652f\u6301\u7684\u6700\u957f\u901a\u4fe1\u8ddd\u79bb\u53ea\u670950\u7c73\uff0c\u800c\u4e14\u5b83\u4e0d\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u53ea\u80fd\u652f\u6301\u70b9\u5bf9\u70b9\u7684\u901a\u4fe1\u3002<\/p>\n

  RS-485<\/h3>\n

  RS-485\u662f\u4e00\u79cd\u9ad8\u901f\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u6700\u957f1200\u7c73\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u652f\u6301\u6700\u9ad8\u6ce2\u7279\u7387115200bps\uff0c\u652f\u6301\u6700\u591a32\u4e2a\u8282\u70b9\u7684\u7f51\u7edc\u8fde\u63a5\u3002RS-485\u901a\u4fe1\u534f\u8bae\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u652f\u6301\u66f4\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u800c\u4e14\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\uff0c\u4f46\u662f\u5b83\u7684\u7f3a\u70b9\u4e5f\u662f\u663e\u800c\u6613\u89c1\u7684\uff0c\u6bd4\u5982\u5b83\u7684\u5b9e\u73b0\u6bd4\u8f83\u590d\u6742\uff0c\u800c\u4e14\u5b83\u7684\u7f51\u7edc\u62d3\u6251\u6bd4\u8f83\u590d\u6742\uff0c\u9700\u8981\u7279\u6b8a\u7684\u7f51\u7edc\u7ba1\u7406\u8f6f\u4ef6\u6765\u7ba1\u7406\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u603b\u7684\u6765\u8bf4\uff0cCH340\u652f\u6301RS-232\u548cRS-485\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5404\u6709\u4f18\u7f3a\u70b9\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u6765\u9009\u62e9\u5408\u9002\u7684\u534f\u8bae\u3002<\/strong>RS-232\u652f\u6301\u70b9\u5bf9\u70b9\u7684\u901a\u4fe1\uff0c\u4f46\u662f\u5b83\u7684\u901a\u4fe1\u8ddd\u79bb\u6709\u9650\uff1b\u800cRS-485\u53ef\u4ee5\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u5e76\u4e14\u652f\u6301\u66f4\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\uff0c\u4f46\u662f\u5b83\u7684\u5b9e\u73b0\u6bd4\u8f83\u590d\u6742\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

CH340\u662f\u4e00\u79cd\u5e38\u7528\u7684USB\u8f6c\u4e32\u53e3\u63a5\u53e3\uff0c\u5b83\u652f\u6301RS-232\u548cRS-485\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\u3002\u672c\u6587\u5c06\u4ecb\u7ecdCH340\u7684\u7279\u6027\uff0c\u5e76\u8be6\u7ec6\u89e3\u91caRS-232\u548cRS-485\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u4fbf\u60a8\u80fd<\/p>\n","protected":false},"author":1,"featured_media":1839,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[68],"class_list":["post-61224","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/61224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=61224"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/61224\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/1839"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=61224"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=61224"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=61224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}