{"id":58116,"date":"2023-10-21T00:10:03","date_gmt":"2023-10-20T16:10:03","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=58116"},"modified":"2023-10-21T00:10:03","modified_gmt":"2023-10-20T16:10:03","slug":"rckyjdy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/58116.html","title":{"rendered":"RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49"},"content":{"rendered":"

  RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u8fde\u63a5\u5916\u90e8\u8bbe\u5907\u7684\u6807\u51c6\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u80fd\u591f\u652f\u6301\u591a\u79cd\u5916\u90e8\u8bbe\u5907\u3002RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49\u4e3b\u8981\u7531\u56db\u4e2a\u5f15\u811a\u7ec4\u6210\uff0c\u5b83\u4eec\u5206\u522b\u662fTXD\u3001RXD\u3001RTS\u548cCTS\uff0c\u8fd9\u56db\u4e2a\u5f15\u811a\u5206\u522b\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u3002<\/p>\n

TXD\u5f15\u811a\uff1a\u4f20\u8f93\u6570\u636e<\/h2>\n

  TXD\u5f15\u811a\u662fRS485\u4e32\u53e3\u7684\u4f20\u8f93\u5f15\u811a\uff0c\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u4ece\u4e3b\u673a\u4f20\u8f93\u6570\u636e\u5230\u5916\u90e8\u8bbe\u5907\u3002TXD\u5f15\u811a\u7531\u4e00\u4e2a\u53d1\u9001\u5668\u63a7\u5236\uff0c\u5b83\u53ef\u4ee5\u5c06\u4ece\u4e3b\u673a\u4f20\u8f93\u7684\u6570\u636e\u7f16\u7801\u6210RS485\u534f\u8bae\u7684\u683c\u5f0f\uff0c\u7136\u540e\u53d1\u9001\u7ed9\u5916\u90e8\u8bbe\u5907\u3002<\/p>\n

RXD\u5f15\u811a\uff1a\u63a5\u6536\u6570\u636e<\/h2>\n

  RXD\u5f15\u811a\u662fRS485\u4e32\u53e3\u7684\u63a5\u6536\u5f15\u811a\uff0c\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u4ece\u5916\u90e8\u8bbe\u5907\u63a5\u6536\u6570\u636e\u3002RXD\u5f15\u811a\u7531\u4e00\u4e2a\u63a5\u6536\u5668\u63a7\u5236\uff0c\u5b83\u53ef\u4ee5\u5c06\u5916\u90e8\u8bbe\u5907\u53d1\u9001\u7684RS485\u534f\u8bae\u683c\u5f0f\u7684\u6570\u636e\u89e3\u7801\u6210\u4e3b\u673a\u53ef\u4ee5\u8bc6\u522b\u7684\u6570\u636e\uff0c\u7136\u540e\u53d1\u9001\u7ed9\u4e3b\u673a\u3002<\/p>\n

RTS\u5f15\u811a\uff1a\u8bf7\u6c42\u53d1\u9001<\/h2>\n

  RTS\u5f15\u811a\u662fRS485\u4e32\u53e3\u7684\u8bf7\u6c42\u53d1\u9001\u5f15\u811a\uff0c\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u63a7\u5236\u4e3b\u673a\u53d1\u9001\u6570\u636e\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u3002\u5f53\u4e3b\u673a\u9700\u8981\u53d1\u9001\u6570\u636e\u65f6\uff0c\u5b83\u4f1a\u5411RTS\u5f15\u811a\u53d1\u51fa\u4e00\u4e2a\u9ad8\u7535\u5e73\u4fe1\u53f7\uff0c\u4ee5\u901a\u77e5\u5916\u90e8\u8bbe\u5907\u51c6\u5907\u63a5\u6536\u6570\u636e\uff1b\u5f53\u53d1\u9001\u5b8c\u6210\u540e\uff0c\u4e3b\u673a\u4f1a\u5411RTS\u5f15\u811a\u53d1\u51fa\u4e00\u4e2a\u4f4e\u7535\u5e73\u4fe1\u53f7\uff0c\u4ee5\u901a\u77e5\u5916\u90e8\u8bbe\u5907\u53d1\u9001\u5b8c\u6210\u3002<\/p>\n

CTS\u5f15\u811a\uff1a\u6e05\u9664\u53d1\u9001<\/h2>\n

  CTS\u5f15\u811a\u662fRS485\u4e32\u53e3\u7684\u6e05\u9664\u53d1\u9001\u5f15\u811a\uff0c\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u63a7\u5236\u5916\u90e8\u8bbe\u5907\u53d1\u9001\u6570\u636e\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u3002\u5f53\u5916\u90e8\u8bbe\u5907\u9700\u8981\u53d1\u9001\u6570\u636e\u65f6\uff0c\u5b83\u4f1a\u5411CTS\u5f15\u811a\u53d1\u51fa\u4e00\u4e2a\u9ad8\u7535\u5e73\u4fe1\u53f7\uff0c\u4ee5\u901a\u77e5\u4e3b\u673a\u51c6\u5907\u63a5\u6536\u6570\u636e\uff1b\u5f53\u53d1\u9001\u5b8c\u6210\u540e\uff0c\u5916\u90e8\u8bbe\u5907\u4f1a\u5411CTS\u5f15\u811a\u53d1\u51fa\u4e00\u4e2a\u4f4e\u7535\u5e73\u4fe1\u53f7\uff0c\u4ee5\u901a\u77e5\u4e3b\u673a\u53d1\u9001\u5b8c\u6210\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u8fde\u63a5\u5916\u90e8\u8bbe\u5907\u7684\u6807\u51c6\u63a5\u53e3\uff0c\u5b83\u7531\u56db\u4e2a\u5f15\u811a\u7ec4\u6210\uff0c\u5b83\u4eec\u5206\u522b\u662fTXD\u3001RXD\u3001RTS\u548cCTS\uff0c\u5b83\u4eec\u5206\u522b\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u3002<\/strong>TXD\u5f15\u811a\u7528\u4e8e\u4ece\u4e3b\u673a\u4f20\u8f93\u6570\u636e\u5230\u5916\u90e8\u8bbe\u5907\uff0cRXD\u5f15\u811a\u7528\u4e8e\u4ece\u5916\u90e8\u8bbe\u5907\u63a5\u6536\u6570\u636e\uff0cRTS\u5f15\u811a\u7528\u4e8e\u63a7\u5236\u4e3b\u673a\u53d1\u9001\u6570\u636e\u7684\u5f00\u59cb\u548c\u7ed3\u675f\uff0cCTS\u5f15\u811a\u7528\u4e8e\u63a7\u5236\u5916\u90e8\u8bbe\u5907\u53d1\u9001\u6570\u636e\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u8fde\u63a5\u5916\u90e8\u8bbe\u5907\u7684\u6807\u51c6\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u80fd\u591f\u652f\u6301\u591a\u79cd\u5916\u90e8\u8bbe\u5907\u3002RS485\u4e32\u53e3\u5f15\u811a\u5b9a\u4e49\u4e3b\u8981\u7531\u56db\u4e2a\u5f15\u811a\u7ec4\u6210\uff0c\u5b83\u4eec\u5206\u522b\u662f<\/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-58116","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\/58116","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=58116"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/58116\/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=58116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=58116"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=58116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}