{"id":44939,"date":"2023-09-28T12:31:51","date_gmt":"2023-09-28T04:31:51","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=44939"},"modified":"2023-09-28T12:31:51","modified_gmt":"2023-09-28T04:31:51","slug":"rzrmksrlj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/44939.html","title":{"rendered":"RS485\u8f6cRS232\u6a21\u5757\uff1a\u6df1\u5165\u4e86\u89e3"},"content":{"rendered":"

  RS485\u8f6cRS232\u6a21\u5757\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210RS232\u4fe1\u53f7\u7684\u88c5\u7f6e\uff0c\u7528\u4e8e\u5c06RS485\u8bbe\u5907\u4e0eRS232\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u8fdb\u884c\u8f6c\u6362\u3002\u5b83\u53ef\u4ee5\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210RS232\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0RS485\u8bbe\u5907\u548cRS232\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n

RS485\u8f6cRS232\u6a21\u5757\u7684\u4f18\u70b9<\/h2>\n

  RS485\u8f6cRS232\u6a21\u5757\u5177\u6709\u8bb8\u591a\u4f18\u70b9\uff0c\u4f7f\u5176\u6210\u4e3a\u5b9e\u73b0RS485\u548cRS232\u4e4b\u95f4\u901a\u4fe1\u7684\u7406\u60f3\u9009\u62e9\uff1a<\/p>\n

  1.\u652f\u6301\u591a\u79cd\u534f\u8bae<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u652f\u6301\u591a\u79cd\u5e38\u89c1\u7684\u534f\u8bae\uff0c\u5305\u62ecRS232\u3001RS485\u3001TTL\u3001I2C\u3001UART\u7b49\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n

  2.\u652f\u6301\u957f\u8ddd\u79bb\u901a\u4fe1<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u5b9e\u73b0\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u53ef\u4ee5\u652f\u6301\u8ddd\u79bb\u6700\u957f\u53ef\u8fbe1200\u7c73\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n

  3.\u652f\u6301\u9ad8\u901f\u4f20\u8f93<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u4f20\u8f93\uff0c\u53ef\u4ee5\u652f\u6301\u901a\u4fe1\u901f\u7387\u6700\u9ad8\u53ef\u8fbe2.5Mbit\/s\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n

RS485\u8f6cRS232\u6a21\u5757\u7684\u5e94\u7528\u573a\u666f<\/h2>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u6c7d\u8f66\u7535\u5b50\u3001\u533b\u7597\u8bbe\u5907\u7b49\u9886\u57df\u3002<\/p>\n

  1.\u5de5\u4e1a\u81ea\u52a8\u5316<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\uff0c\u4f7f\u5f97\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n

  2.\u667a\u80fd\u5bb6\u5c45<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\uff0c\u4f7f\u5f97\u5bb6\u5c45\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n

  3.\u6c7d\u8f66\u7535\u5b50<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u6c7d\u8f66\u7535\u5b50\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\uff0c\u4f7f\u5f97\u6c7d\u8f66\u7535\u5b50\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n

  4.\u533b\u7597\u8bbe\u5907<\/h3>\n

  RS485\u8f6cRS232\u6a21\u5757\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u533b\u7597\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\uff0c\u4f7f\u5f97\u533b\u7597\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u8f6cRS232\u6a21\u5757\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210RS232\u4fe1\u53f7\u7684\u88c5\u7f6e\uff0c\u5b83\u5177\u6709\u652f\u6301\u591a\u79cd\u534f\u8bae\u3001\u652f\u6301\u957f\u8ddd\u79bb\u901a\u4fe1\u548c\u652f\u6301\u9ad8\u901f\u4f20\u8f93\u7b49\u4f18\u70b9\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u6c7d\u8f66\u7535\u5b50\u3001\u533b\u7597\u8bbe\u5907\u7b49\u9886\u57df\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u8f6cRS232\u6a21\u5757\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210RS232\u4fe1\u53f7\u7684\u88c5\u7f6e\uff0c\u7528\u4e8e\u5c06RS485\u8bbe\u5907\u4e0eRS232\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u8fdb\u884c\u8f6c\u6362\u3002\u5b83\u53ef\u4ee5\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210RS2<\/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-44939","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\/44939","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=44939"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44939\/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=44939"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=44939"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=44939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}