{"id":38858,"date":"2023-10-01T06:02:16","date_gmt":"2023-09-30T22:02:16","guid":{"rendered":"\/\/www.viralrail.com\/?p=38858"},"modified":"2023-10-01T06:02:16","modified_gmt":"2023-09-30T22:02:16","slug":"rjsgl","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/38858.html","title":{"rendered":"RS485\/RS232\uff1a\u6280\u672f\u6982\u89c8"},"content":{"rendered":"<p>&emsp;&emsp;RS485\/RS232\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5176\u4ed6\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS485\/RS232\u7684\u57fa\u672c\u7279\u6027\u3001\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u4e86\u89e3\u8fd9\u4e24\u79cd\u6280\u672f\u7684\u533a\u522b\u548c\u8054\u7cfb\u3002<\/p>\n<h2 style=\"text-align: center;\">RS485\u6280\u672f\u6982\u89c8<\/h2>\n<p>&emsp;&emsp;RS485\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u5dee\u5206\u4fe1\u53f7\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4e2d\u63d0\u4f9b\u8f83\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u7387\u3002\u5b83\u53ef\u4ee5\u5728\u73af\u5883\u4e2d\u62b5\u6297\u566a\u58f0\u5e72\u6270\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\u3002<\/p>\n<h3>&emsp;&emsp;RS485\u7684\u7279\u6027<\/h3>\n<ul>\n<li>\u9ad8\u5e26\u5bbd\uff1aRS485\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe10Mbps\u7684\u5e26\u5bbd\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002<\/li>\n<li>\u957f\u4f20\u8f93\u8ddd\u79bb\uff1aRS485\u53ef\u4ee5\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4e2d\u63d0\u4f9b\u8f83\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u7387\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\u3002<\/li>\n<li>\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\uff1aRS485\u53ef\u4ee5\u5728\u73af\u5883\u4e2d\u62b5\u6297\u566a\u58f0\u5e72\u6270\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\u3002<\/li>\n<li>\u7075\u6d3b\u7684\u7f51\u7edc\u62d3\u6251\uff1aRS485\u53ef\u4ee5\u652f\u6301\u73af\u5f62\u3001\u661f\u5f62\u548c\u7f51\u72b6\u7b49\u591a\u79cd\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u3002<\/li>\n<li>\u4f4e\u6210\u672c\uff1aRS485\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5305\u62ecRS232\u3001RS422\u548cUSB\u7b49\uff0c\u8fd9\u4e9b\u63a5\u53e3\u7684\u6210\u672c\u90fd\u6bd4\u8f83\u4f4e\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;RS485\u7684\u4f18\u52bf<\/h3>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRS485\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u8fbe10Mbps\u7684\u5e26\u5bbd\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002<\/li>\n<li>\u9ad8\u53ef\u9760\u6027\uff1aRS485\u53ef\u4ee5\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4e2d\u63d0\u4f9b\u8f83\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u7387\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\u3002<\/li>\n<li>\u7075\u6d3b\u6027\uff1aRS485\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\uff0c\u5e76\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5305\u62ecRS232\u3001RS422\u548cUSB\u7b49\u3002<\/li>\n<li>\u4f4e\u6210\u672c\uff1aRS485\u7684\u63a5\u53e3\u6210\u672c\u6bd4\u8f83\u4f4e\uff0c\u56e0\u6b64\u53ef\u4ee5\u964d\u4f4e\u7cfb\u7edf\u6210\u672c\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;RS485\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<ul>\n<li>\u667a\u80fd\u5bb6\u5c45\uff1aRS485\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u667a\u80fd\u5316\u63a7\u5236\u3002<\/li>\n<li>\u5de5\u4e1a\u81ea\u52a8\u5316\uff1aRS485\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u548c\u63a7\u5236\u3002<\/li>\n<li>\u6c7d\u8f66\u7535\u5b50\uff1aRS485\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u6c7d\u8f66\u7535\u5b50\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6c7d\u8f66\u603b\u7ebf\u901a\u4fe1\u3002<\/li>\n<li>\u533b\u7597\u8bbe\u5907\uff1aRS485\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u533b\u7597\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\u3002<\/li>\n<li>\u5176\u4ed6\u5e94\u7528\uff1aRS485\u8fd8\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\uff0c\u5982\u6e29\u63a7\u5668\u3001\u62a5\u8b66\u5668\u7b49\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">RS232\u6280\u672f\u6982\u89c8<\/h2>\n<p>&emsp;&emsp;RS232\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u4fe1\u53f7\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5176\u4ed6\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe115.2Kbps\u7684\u6570\u636e\u901f\u7387\uff0c\u5e76\u53ef\u4ee5\u5728\u8f83\u77ed\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<h3>&emsp;&emsp;RS232\u7684\u7279\u6027<\/h3>\n<ul>\n<li>\u9ad8\u6570\u636e\u901f\u7387\uff1aRS232\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe115.2Kbps\u7684\u6570\u636e\u901f\u7387\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002<\/li>\n<li>\u77ed\u4f20\u8f93\u8ddd\u79bb\uff1aRS232\u53ef\u4ee5\u5728\u8f83\u77ed\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u6570\u636e\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe50\u7c73\u3002<\/li>\n<li>\u5bb9\u6613\u5b9e\u73b0\uff1aRS232\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5305\u62ecRS485\u3001RS422\u548cUSB\u7b49\uff0c\u8fd9\u4e9b\u63a5\u53e3\u7684\u5b9e\u73b0\u90fd\u6bd4\u8f83\u5bb9\u6613\u3002<\/li>\n<li>\u4f4e\u6210\u672c\uff1aRS232\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5305\u62ecRS485\u3001RS422\u548cUSB\u7b49\uff0c\u8fd9\u4e9b\u63a5\u53e3\u7684\u6210\u672c\u90fd\u6bd4\u8f83\u4f4e\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;RS232\u7684\u4f18\u52bf<\/h3>\n<ul>\n<li>\u9ad8\u901f\u4f20\u8f93\uff1aRS232\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe115.2Kbps\u7684\u6570\u636e\u901f\u7387\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002<\/li>\n<li>\u77ed\u4f20\u8f93\u8ddd\u79bb\uff1aRS232\u53ef\u4ee5\u5728\u8f83\u77ed\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u6570\u636e\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe50\u7c73\u3002<\/li>\n<li>\u5bb9\u6613\u5b9e\u73b0\uff1aRS232\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5305\u62ecRS485\u3001RS422\u548cUSB\u7b49\uff0c\u8fd9\u4e9b\u63a5\u53e3\u7684\u5b9e\u73b0\u90fd\u6bd4\u8f83\u5bb9\u6613\u3002<\/li>\n<li>\u4f4e\u6210\u672c\uff1aRS232\u7684\u63a5\u53e3\u6210\u672c\u6bd4\u8f83\u4f4e\uff0c\u56e0\u6b64\u53ef\u4ee5\u964d\u4f4e\u7cfb\u7edf\u6210\u672c\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;RS232\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<ul>\n<li>\u667a\u80fd\u5bb6\u5c45\uff1aRS232\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u667a\u80fd\u5316\u63a7\u5236\u3002<\/li>\n<li>\u5de5\u4e1a\u81ea\u52a8\u5316\uff1aRS232\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u548c\u63a7\u5236\u3002<\/li>\n<li>\u6c7d\u8f66\u7535\u5b50\uff1aRS232\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u6c7d\u8f66\u7535\u5b50\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6c7d\u8f66\u603b\u7ebf\u901a\u4fe1\u3002<\/li>\n<li>\u533b\u7597\u8bbe\u5907\uff1aRS232\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u533b\u7597\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\u3002<\/li>\n<li>\u5176\u4ed6\u5e94\u7528\uff1aRS232\u8fd8\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\uff0c\u5982\u6e29\u63a7\u5668\u3001\u62a5\u8b66\u5668\u7b49\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>RS485\/RS232\u90fd\u662f\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5176\u4ed6\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002<\/strong>RS485\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe10Mbps\u7684\u5e26\u5bbd\uff0c\u4ee5\u53ca\u957f\u8ddd\u79bb\u4f20\u8f93\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\uff1b\u800cRS232\u53ef\u4ee5\u652f\u6301\u9ad8\u8fbe115.2Kbps\u7684\u6570\u636e\u901f\u7387\uff0c\u5e76\u53ef\u4ee5\u5728\u8f83\u77ed\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u6570\u636e\u3002\u8fd9\u4e24\u79cd\u6280\u672f\u90fd\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u63a5\u53e3\uff0c\u5e76\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u5e94\u7528\u573a\u666f\uff0c\u56e0\u6b64\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u8981\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u6765\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RS485\/RS232\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5176\u4ed6\u8bbe\u5907\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS485\/RS232\u7684\u57fa\u672c\u7279\u6027\u3001\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u4e86\u89e3\u8fd9<\/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-38858","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/38858"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=38858"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/38858\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=38858"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=38858"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=38858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}