{"id":39046,"date":"2023-09-30T03:42:50","date_gmt":"2023-09-29T19:42:50","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=39046"},"modified":"2023-09-30T03:42:50","modified_gmt":"2023-09-29T19:42:50","slug":"zyjjsyyhsy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/39046.html","title":{"rendered":"232\u8f6c485\u5f15\u811a\uff1a\u4ecb\u7ecd\u3001\u5e94\u7528\u548c\u4f7f\u7528"},"content":{"rendered":"

  232\u8f6c485\u5f15\u811a\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd232\u8f6c485\u5f15\u811a\u7684\u529f\u80fd\u3001\u5e94\u7528\u573a\u666f\u548c\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n

232\u8f6c485\u5f15\u811a\u7684\u529f\u80fd<\/h2>\n

  232\u8f6c485\u5f15\u811a\u662f\u4e00\u79cd\u591a\u529f\u80fd\u7684\u8f6c\u63a5\u5934\uff0c\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\u3002<\/strong>\u5b83\u4e3b\u8981\u7531\u4e24\u90e8\u5206\u7ec4\u6210\uff1a\u4e00\u4e2a\u7528\u4e8e\u8f6c\u6362RS-232\u4fe1\u53f7\u7684\u8f6c\u6362\u5668\uff0c\u4ee5\u53ca\u4e00\u4e2a\u7528\u4e8e\u5c06\u8f6c\u6362\u540e\u7684RS-485\u4fe1\u53f7\u53d1\u9001\u5230\u8fdc\u7a0b\u8bbe\u5907\u7684\u53d1\u5c04\u5668\u3002<\/p>\n

  \u5b83\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u529f\u80fd\u662f\u652f\u6301\u591a\u79cdRS-232\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u5305\u62ec\u8ba1\u7b97\u673a\u3001\u7ec8\u7aef\u673a\u3001\u6253\u5370\u673a\u7b49\u3002\u5b83\u8fd8\u53ef\u4ee5\u652f\u6301\u591a\u79cdRS-485\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u5305\u62ec\u6a21\u62df\u91cf\u4f20\u611f\u5668\u3001\u6570\u5b57\u91cf\u4f20\u611f\u5668\u3001\u89c6\u9891\u76d1\u63a7\u7cfb\u7edf\u7b49\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u534f\u8bae\uff0c\u5305\u62ecModbus\u3001Profibus\u3001CAN\u7b49\u3002<\/p>\n

232\u8f6c485\u5f15\u811a\u7684\u5e94\u7528\u573a\u666f<\/h2>\n

  232\u8f6c485\u5f15\u811a\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u53ef\u4ee5\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u7269\u6d41\u3001\u667a\u80fd\u4ea4\u901a\u7b49\u9886\u57df\u3002<\/p>\n

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

  232\u8f6c485\u5f15\u811a\u53ef\u4ee5\u7528\u4e8e\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u5b9e\u73b0\u5de5\u5382\u81ea\u52a8\u5316\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

  2. \u667a\u80fd\u5bb6\u5c45<\/h3>\n

  232\u8f6c485\u5f15\u811a\u4e5f\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u5b9e\u73b0\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

  3. \u667a\u80fd\u7269\u6d41<\/h3>\n

  232\u8f6c485\u5f15\u811a\u4e5f\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u7269\u6d41\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u5b9e\u73b0\u667a\u80fd\u7269\u6d41\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

  4. \u667a\u80fd\u4ea4\u901a<\/h3>\n

  232\u8f6c485\u5f15\u811a\u4e5f\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u4ea4\u901a\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u5b9e\u73b0\u667a\u80fd\u4ea4\u901a\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u53f7\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

232\u8f6c485\u5f15\u811a\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n

  232\u8f6c485\u5f15\u811a\u7684\u4f7f\u7528\u65b9\u6cd5\u76f8\u5bf9\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u5b83\u8fde\u63a5\u5230\u5bf9\u5e94\u7684RS-232\u548cRS-485\u8bbe\u5907\u4e0a\u5373\u53ef\u5b9e\u73b0\u4fe1\u53f7\u8f6c\u6362\u3002<\/p>\n

  1. \u8fde\u63a5RS-232\u8bbe\u5907<\/h3>\n

  \u9996\u5148\uff0c\u5c06232\u8f6c485\u5f15\u811a\u7684RS-232\u7aef\u53e3\u8fde\u63a5\u5230RS-232\u8bbe\u5907\u4e0a\uff0c\u7136\u540e\u5c06RS-232\u8bbe\u5907\u7684TX\u548cRX\u7ebf\u8fde\u63a5\u5230232\u8f6c485\u5f15\u811a\u7684TX\u548cRX\u7ebf\u4e0a\u3002<\/p>\n

  2. \u8fde\u63a5RS-485\u8bbe\u5907<\/h3>\n

  \u63a5\u7740\uff0c\u5c06232\u8f6c485\u5f15\u811a\u7684RS-485\u7aef\u53e3\u8fde\u63a5\u5230RS-485\u8bbe\u5907\u4e0a\uff0c\u7136\u540e\u5c06RS-485\u8bbe\u5907\u7684TX\u548cRX\u7ebf\u8fde\u63a5\u5230232\u8f6c485\u5f15\u811a\u7684TX\u548cRX\u7ebf\u4e0a\u3002<\/p>\n

  3. \u6d4b\u8bd5\u4fe1\u53f7\u8f6c\u6362<\/h3>\n

  \u6700\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528RS-232\u8bbe\u5907\u5411RS-485\u8bbe\u5907\u53d1\u9001\u4fe1\u53f7\uff0c\u68c0\u67e5\u4fe1\u53f7\u662f\u5426\u80fd\u591f\u6b63\u786e\u8f6c\u6362\u3002\u5982\u679c\u4fe1\u53f7\u80fd\u591f\u6b63\u786e\u8f6c\u6362\uff0c\u5219\u8868\u793a232\u8f6c485\u5f15\u811a\u7684\u4f7f\u7528\u6210\u529f\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  232\u8f6c485\u5f15\u811a\u662f\u4e00\u79cd\u591a\u529f\u80fd\u7684\u8f6c\u63a5\u5934\uff0c\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\u3002<\/strong>\u5b83\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u5e7f\u6cdb\uff0c\u53ef\u4ee5\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u7269\u6d41\u3001\u667a\u80fd\u4ea4\u901a\u7b49\u9886\u57df\u3002\u5b83\u7684\u4f7f\u7528\u65b9\u6cd5\u4e5f\u76f8\u5bf9\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u5b83\u8fde\u63a5\u5230\u5bf9\u5e94\u7684RS-232\u548cRS-485\u8bbe\u5907\u4e0a\u5373\u53ef\u5b9e\u73b0\u4fe1\u53f7\u8f6c\u6362\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

232\u8f6c485\u5f15\u811a\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5927\u5927\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u6570\u636e\u4f20\u8f93\u6548\u7387\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd<\/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":[68],"class_list":["post-39046","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\/39046","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=39046"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/39046\/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=39046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=39046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=39046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}