{"id":43837,"date":"2023-10-04T23:35:35","date_gmt":"2023-10-04T15:35:35","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=43837"},"modified":"2023-10-04T23:35:35","modified_gmt":"2023-10-04T15:35:35","slug":"rzrdmd","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/43837.html","title":{"rendered":"RS232\u8f6cRS485\u7684\u76ee\u7684"},"content":{"rendered":"

  RS232\u8f6cRS485\u662f\u4e00\u79cd\u5c06RS232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bbaRS232\u8f6cRS485\u6280\u672f\u7684\u76ee\u7684\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u6765\u5b9e\u73b0\u8fdc\u7a0b\u901a\u4fe1\u3002<\/p>\n

\u4ec0\u4e48\u662fRS232\u548cRS485\uff1f<\/h2>\n

  RS232\u548cRS485\u90fd\u662f\u901a\u7528\u4e32\u884c\u603b\u7ebf\uff08UART\uff09\u7684\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u662f\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u6807\u51c6\u3002RS232\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u89c1\u7684\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5728\u77ed\u8ddd\u79bb\u5185\u8fdb\u884c\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u901a\u5e38\u7528\u4e8e\u8fde\u63a5\u673a\u68b0\u8bbe\u5907\u548c\u8ba1\u7b97\u673a\u3002RS485\u662f\u4e00\u79cd\u6539\u8fdb\u7684\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5728\u8f83\u957f\u7684\u8ddd\u79bb\u5185\u8fdb\u884c\u66f4\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\uff0c\u7528\u4e8e\u8fde\u63a5\u591a\u53f0\u8ba1\u7b97\u673a\u6216\u591a\u53f0\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u3002<\/p>\n

\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528RS232\u8f6cRS485\uff1f<\/h2>\n

  RS232\u8f6cRS485\u662f\u4e00\u79cd\u5c06RS232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\u3002\u56e0\u4e3aRS232\u53ea\u80fd\u5728\u77ed\u8ddd\u79bb\u5185\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u6240\u4ee5\u5982\u679c\u8981\u8fdb\u884c\u8fdc\u8ddd\u79bb\u901a\u4fe1\uff0c\u5c31\u9700\u8981\u4f7f\u7528RS232\u8f6cRS485\u6280\u672f\u3002\u901a\u8fc7\u4f7f\u7528RS232\u8f6cRS485\u6280\u672f\uff0c\u7528\u6237\u53ef\u4ee5\u5c06RS232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528RS232\u8f6cRS485\uff1f<\/h2>\n

  1. \u9009\u62e9\u5408\u9002\u7684\u8f6c\u6362\u5668<\/h3>\n

  \u9996\u5148\uff0c\u7528\u6237\u9700\u8981\u9009\u62e9\u5408\u9002\u7684RS232\u8f6cRS485\u8f6c\u6362\u5668\uff0c\u8fd9\u5c06\u51b3\u5b9a\u6700\u7ec8\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u9009\u62e9\u4e0d\u540c\u7684\u8f6c\u6362\u5668\uff0c\u4f8b\u5982\u9009\u62e9\u652f\u6301\u66f4\u9ad8\u901f\u7387\u7684\u8f6c\u6362\u5668\u6765\u652f\u6301\u66f4\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  2. \u8fde\u63a5\u8f6c\u6362\u5668<\/h3>\n

  \u63a5\u4e0b\u6765\uff0c\u7528\u6237\u9700\u8981\u5c06RS232\u8f6c\u6362\u5668\u8fde\u63a5\u5230RS232\u548cRS485\u8bbe\u5907\u4e0a\uff0c\u4ee5\u5b9e\u73b0RS232\u548cRS485\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u7684RS232\u8fde\u63a5\u5668\u6765\u8fde\u63a5RS232\u8bbe\u5907\uff0c\u800cRS485\u8bbe\u5907\u5219\u9700\u8981\u4f7f\u7528\u4e13\u7528\u7684RS485\u8fde\u63a5\u5668\u3002<\/p>\n

  3. \u914d\u7f6e\u8f6c\u6362\u5668<\/h3>\n

  \u6700\u540e\uff0c\u7528\u6237\u9700\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u914d\u7f6eRS232\u8f6cRS485\u8f6c\u6362\u5668\uff0c\u4ee5\u786e\u4fdd\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6b63\u5e38\u8fdb\u884c\u3002\u914d\u7f6e\u8f6c\u6362\u5668\u65f6\uff0c\u7528\u6237\u9700\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8bbe\u7f6e\u8f6c\u6362\u5668\u7684\u6ce2\u7279\u7387\u3001\u6570\u636e\u4f4d\u3001\u505c\u6b62\u4f4d\u7b49\u53c2\u6570\uff0c\u4ee5\u786e\u4fdd\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6b63\u5e38\u8fdb\u884c\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u672c\u6587\u4ecb\u7ecd\u4e86RS232\u8f6cRS485\u7684\u76ee\u7684\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u6765\u5b9e\u73b0\u8fdc\u7a0b\u901a\u4fe1\u3002<\/strong>RS232\u8f6cRS485\u662f\u4e00\u79cd\u5c06RS232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\u3002\u8981\u4f7f\u7528RS232\u8f6cRS485\uff0c\u7528\u6237\u9700\u8981\u9009\u62e9\u5408\u9002\u7684\u8f6c\u6362\u5668\uff0c\u5c06\u8f6c\u6362\u5668\u8fde\u63a5\u5230RS232\u548cRS485\u8bbe\u5907\u4e0a\uff0c\u5e76\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u914d\u7f6e\u8f6c\u6362\u5668\u7684\u53c2\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u8f6cRS485\u662f\u4e00\u79cd\u5c06RS232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\u7684\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bbaRS232\u8f6cRS485\u6280\u672f\u7684\u76ee\u7684\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f<\/p>\n","protected":false},"author":1,"featured_media":4132,"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":[61],"class_list":["post-43837","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/43837","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=43837"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/43837\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=43837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=43837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=43837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}