{"id":45632,"date":"2023-10-02T05:38:01","date_gmt":"2023-10-01T21:38:01","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=45632"},"modified":"2023-10-02T05:38:01","modified_gmt":"2023-10-01T21:38:01","slug":"rhrdqb-11","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/45632.html","title":{"rendered":"RS232\u548cRS485\u7684\u533a\u522b"},"content":{"rendered":"

  RS232\u548cRS485\u901a\u4fe1\u6280\u672f\u662f\u5bf9\u5916\u90e8\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u7684\u4e00\u79cd\u6280\u672f\uff0c\u5b83\u4eec\u6709\u7740\u660e\u663e\u7684\u533a\u522b\uff0c\u4e3b\u8981\u4f53\u73b0\u5728\u529f\u80fd\u3001\u63a5\u53e3\u3001\u4f20\u8f93\u8ddd\u79bb\u3001\u7f51\u7edc\u8282\u70b9\u6570\u91cf\u3001\u901f\u7387\u7b49\u65b9\u9762\u3002<\/p>\n

RS232\u7684\u7279\u70b9<\/h2>\n

  \u529f\u80fd\u7279\u70b9<\/h3>\n

  RS232\u662f\u4e00\u79cd\u5f02\u6b65\u4f20\u8f93\u6280\u672f\uff0c\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u5355\u5411\u4f20\u8f93\u548c\u53cc\u5411\u4f20\u8f93\u3002RS232\u53ef\u4ee5\u4f20\u8f93\u6587\u672c\u3001\u56fe\u50cf\u3001\u8bed\u97f3\u548c\u89c6\u9891\u7b49\u6570\u636e\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u91c7\u96c6\uff0c\u662f\u4e00\u79cd\u975e\u5e38\u7a33\u5b9a\u53ef\u9760\u7684\u6280\u672f\u3002<\/p>\n

  \u63a5\u53e3\u7279\u70b9<\/h3>\n

  RS232\u63a5\u53e3\u5177\u67099\u4e2a\u63a5\u53e3\uff0c\u5176\u4e2d8\u4e2a\u7528\u4e8e\u6570\u636e\u4f20\u8f93\uff0c1\u4e2a\u7528\u4e8e\u7535\u6e90\u4f9b\u7535\u3002RS232\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u4e00\u822c\u57281200bps-115.2Kbps\u4e4b\u95f4\u3002<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS232\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u572815\u7c73\u4ee5\u5185\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fde\u63a5\u5668\u5ef6\u957f\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n

  \u7f51\u7edc\u8282\u70b9\u6570\u91cf<\/h3>\n

  RS232\u53ea\u80fd\u8fde\u63a52\u53f0\u8bbe\u5907\uff0c\u4e0d\u80fd\u5b9e\u73b0\u591a\u70b9\u8fde\u63a5\u3002<\/p>\n

RS485\u7684\u7279\u70b9<\/h2>\n

  \u529f\u80fd\u7279\u70b9<\/h3>\n

  RS485\u4e5f\u662f\u4e00\u79cd\u5f02\u6b65\u4f20\u8f93\u6280\u672f\uff0c\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u591a\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u5355\u5411\u4f20\u8f93\u548c\u53cc\u5411\u4f20\u8f93\u3002RS485\u53ef\u4ee5\u4f20\u8f93\u6587\u672c\u3001\u56fe\u50cf\u3001\u8bed\u97f3\u548c\u89c6\u9891\u7b49\u6570\u636e\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u91c7\u96c6\uff0c\u662f\u4e00\u79cd\u975e\u5e38\u7a33\u5b9a\u53ef\u9760\u7684\u6280\u672f\u3002<\/p>\n

  \u63a5\u53e3\u7279\u70b9<\/h3>\n

  RS485\u63a5\u53e3\u5177\u67094\u4e2a\u63a5\u53e3\uff0c\u5176\u4e2d3\u4e2a\u7528\u4e8e\u6570\u636e\u4f20\u8f93\uff0c1\u4e2a\u7528\u4e8e\u7535\u6e90\u4f9b\u7535\u3002RS485\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u4e00\u822c\u57281200bps-1.2Mbps\u4e4b\u95f4\u3002<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS485\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u57281200\u7c73\u4ee5\u5185\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fde\u63a5\u5668\u5ef6\u957f\u4f20\u8f93\u8ddd\u79bb\u3002<\/p>\n

  \u7f51\u7edc\u8282\u70b9\u6570\u91cf<\/h3>\n

  RS485\u53ef\u4ee5\u8fde\u63a5256\u53f0\u8bbe\u5907\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u70b9\u8fde\u63a5\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u4ece\u4ee5\u4e0a\u6bd4\u8f83\u53ef\u4ee5\u770b\u51fa\uff0cRS232\u548cRS485\u6709\u7740\u660e\u663e\u7684\u533a\u522b\uff0c\u4e3b\u8981\u4f53\u73b0\u5728\u529f\u80fd\u3001\u63a5\u53e3\u3001\u4f20\u8f93\u8ddd\u79bb\u3001\u7f51\u7edc\u8282\u70b9\u6570\u91cf\u3001\u901f\u7387\u7b49\u65b9\u9762\u3002RS232\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u572815\u7c73\u4ee5\u5185\uff1bRS485\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u591a\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u57281200\u7c73\u4ee5\u5185\u3002<\/p>\n

  \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u7075\u6d3b\u9009\u62e9RS232\u6216RS485\uff0c\u4ee5\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u548cRS485\u901a\u4fe1\u6280\u672f\u662f\u5bf9\u5916\u90e8\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u7684\u4e00\u79cd\u6280\u672f\uff0c\u5b83\u4eec\u6709\u7740\u660e\u663e\u7684\u533a\u522b\uff0c\u4e3b\u8981\u4f53\u73b0\u5728\u529f\u80fd\u3001\u63a5\u53e3\u3001\u4f20\u8f93\u8ddd\u79bb\u3001\u7f51\u7edc\u8282\u70b9\u6570\u91cf\u3001\u901f\u7387\u7b49\u65b9\u9762\u3002RS232\u7684\u7279\u70b9<\/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-45632","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\/45632","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=45632"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45632\/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=45632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=45632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=45632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}