{"id":43364,"date":"2023-10-05T11:52:41","date_gmt":"2023-10-05T03:52:41","guid":{"rendered":"\/\/www.dealsbon.com\/?p=43364"},"modified":"2023-10-05T11:52:41","modified_gmt":"2023-10-05T03:52:41","slug":"rhrddp","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/43364.html","title":{"rendered":"RS232\u548cRS485\u7684\u7535\u5e73"},"content":{"rendered":"

  RS232\u548cRS485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u7535\u5e73\u63a5\u53e3\uff0c\u5b83\u4eec\u90fd\u662f\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u5e38\u7528\u63a5\u53e3\u3002<\/strong>\u5b83\u4eec\u4e4b\u95f4\u6709\u8bb8\u591a\u4e0d\u540c\u4e4b\u5904\uff0c\u672c\u6587\u5c06\u8be6\u7ec6\u8ba8\u8bba\u8fd9\u4e24\u79cd\u7535\u5e73\u63a5\u53e3\u7684\u5dee\u5f02\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n

RS232\u7684\u7535\u5e73<\/h2>\n

  RS232\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u6807\u51c6\u63a5\u53e3\uff0c\u5b83\u4f7f\u7528\u4e24\u79cd\u7535\u5e73\uff1a\u9ad8\u7535\u5e73\u548c\u4f4e\u7535\u5e73\u3002\u9ad8\u7535\u5e73\u901a\u5e38\u8868\u793a\u201c1\u201d\uff0c\u800c\u4f4e\u7535\u5e73\u5219\u8868\u793a\u201c0\u201d\u3002RS232\u7684\u7535\u5e73\u8303\u56f4\u4e3a-15V\u5230+15V\uff0c\u5176\u4e2d\u4f4e\u7535\u5e73\u4e3a-15V\uff0c\u9ad8\u7535\u5e73\u4e3a+15V\u3002<\/p>\n

  RS232\u7684\u4f18\u70b9<\/h3>\n
    \n
  • \u5b83\u5177\u6709\u9ad8\u6570\u636e\u4f20\u8f93\u7387\uff0c\u6700\u9ad8\u53ef\u8fbe115200bps\uff0c\u6bd4RS485\u5feb\u5f97\u591a\u3002<\/li>\n
  • \u5b83\u53ef\u4ee5\u8fde\u63a5\u591a\u79cd\u8bbe\u5907\uff0c\u6bd4\u5982\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u3001\u5916\u90e8\u5b58\u50a8\u5668\u7b49\u3002<\/li>\n
  • \u5b83\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u8d28\u91cf\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u80fd\u6709\u6548\u6291\u5236\u566a\u58f0\u3002<\/li>\n<\/ul>\n

      RS232\u7684\u7f3a\u70b9<\/h3>\n
      \n
    • \u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u6709\u9650\uff0c\u6700\u591a\u53ea\u80fd\u4f20\u8f9350\u7c73\u3002<\/li>\n
    • \u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u73af\u5883\u5f71\u54cd\u8f83\u5927\uff0c\u5bb9\u6613\u53d7\u5230\u5e72\u6270\u3002<\/li>\n
    • \u5b83\u7684\u6570\u636e\u4f20\u8f93\u7387\u8f83\u6162\uff0c\u6bd4RS485\u6162\u5f97\u591a\u3002<\/li>\n<\/ul>\n

      RS485\u7684\u7535\u5e73<\/h2>\n

        RS485\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u6807\u51c6\u63a5\u53e3\uff0c\u5b83\u4f7f\u7528\u4e24\u79cd\u7535\u5e73\uff1a\u9ad8\u7535\u5e73\u548c\u4f4e\u7535\u5e73\u3002\u9ad8\u7535\u5e73\u901a\u5e38\u8868\u793a\u201c1\u201d\uff0c\u800c\u4f4e\u7535\u5e73\u5219\u8868\u793a\u201c0\u201d\u3002RS485\u7684\u7535\u5e73\u8303\u56f4\u4e3a-7V\u5230+12V\uff0c\u5176\u4e2d\u4f4e\u7535\u5e73\u4e3a-7V\uff0c\u9ad8\u7535\u5e73\u4e3a+12V\u3002<\/p>\n

        RS485\u7684\u4f18\u70b9<\/h3>\n
        \n
      • \u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u6bd4RS232\u66f4\u8fdc\uff0c\u6700\u591a\u53ef\u4f20\u8f931200\u7c73\u3002<\/li>\n
      • \u5b83\u7684\u6570\u636e\u4f20\u8f93\u7387\u6bd4RS232\u5feb\uff0c\u6700\u9ad8\u53ef\u8fbe500Kbps\u3002<\/li>\n
      • \u5b83\u7684\u7ebf\u7f06\u66f4\u77ed\uff0c\u53ef\u4ee5\u6709\u6548\u51cf\u5c11\u7ebf\u7f06\u6210\u672c\u3002<\/li>\n<\/ul>\n

          RS485\u7684\u7f3a\u70b9<\/h3>\n
          \n
        • \u5b83\u7684\u6570\u636e\u4f20\u8f93\u7387\u6bd4RS232\u6162\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u5230500Kbps\u3002<\/li>\n
        • \u5b83\u7684\u7ebf\u7f06\u8f83\u77ed\uff0c\u4e0d\u80fd\u6ee1\u8db3\u8f83\u5927\u8ddd\u79bb\u7684\u4f20\u8f93\u8981\u6c42\u3002<\/li>\n
        • \u5b83\u7684\u6570\u636e\u4f20\u8f93\u8d28\u91cf\u53d7\u73af\u5883\u5f71\u54cd\u8f83\u5927\uff0c\u5bb9\u6613\u53d7\u5230\u5e72\u6270\u3002<\/li>\n<\/ul>\n

          \u603b\u7ed3<\/h2>\n

            RS232\u548cRS485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u7535\u5e73\u63a5\u53e3\uff0c\u5b83\u4eec\u90fd\u662f\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u5e38\u7528\u63a5\u53e3\u3002<\/strong>\u5b83\u4eec\u4e4b\u95f4\u6709\u8bb8\u591a\u4e0d\u540c\u4e4b\u5904\uff0cRS232\u7684\u4f20\u8f93\u8ddd\u79bb\u6709\u9650\uff0c\u6700\u591a\u53ea\u80fd\u4f20\u8f9350\u7c73\uff1b\u800cRS485\u7684\u4f20\u8f93\u8ddd\u79bb\u6bd4RS232\u66f4\u8fdc\uff0c\u6700\u591a\u53ef\u4f20\u8f931200\u7c73\u3002\u6b64\u5916\uff0cRS232\u7684\u6570\u636e\u4f20\u8f93\u7387\u8f83\u6162\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u5230115200bps\uff0c\u800cRS485\u7684\u6570\u636e\u4f20\u8f93\u7387\u6bd4RS232\u5feb\uff0c\u6700\u9ad8\u53ef\u8fbe500Kbps\u3002\u56e0\u6b64\uff0c\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\uff0c\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u7535\u5e73\u63a5\u53e3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

          RS232\u548cRS485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u7535\u5e73\u63a5\u53e3\uff0c\u5b83\u4eec\u90fd\u662f\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u5e38\u7528\u63a5\u53e3\u3002\u5b83\u4eec\u4e4b\u95f4\u6709\u8bb8\u591a\u4e0d\u540c\u4e4b\u5904\uff0c\u672c\u6587\u5c06\u8be6\u7ec6\u8ba8\u8bba\u8fd9\u4e24\u79cd<\/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-43364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/43364"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=43364"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/43364\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=43364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=43364"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=43364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}