{"id":85362,"date":"2024-01-11T17:57:31","date_gmt":"2024-01-11T09:57:31","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=85362"},"modified":"2024-04-26T14:25:15","modified_gmt":"2024-04-26T06:25:15","slug":"dzcnxtxxy-3","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/85362.html","title":{"rendered":"DTU\u652f\u6301\u54ea\u4e9b\u901a\u4fe1\u534f\u8bae\u4ecb\u7ecd"},"content":{"rendered":"\n<p>\u3000\u3000\u5728\u7269\u8054\u7f51\u7684\u53d1\u5c55\u4e2d\uff0c<strong>\u6570\u636e\u4f20\u8f93\u5355\u5143(Data Transfer Unit\uff0c\u7b80\u79f0DTU)<\/strong>\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002DTU\u662f\u5c06\u4f20\u611f\u5668\u8bbe\u5907\u4e0e\u4e91\u5e73\u53f0\u8fde\u63a5\u7684\u6865\u6881\uff0c\u5b83\u80fd\u591f\u652f\u6301\u591a\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u5b9e\u73b0\u8bbe\u5907\u548c\u4e91\u7aef\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u548c\u4ea4\u4e92\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdDTU\u7684\u5b9a\u4e49\u3001\u4f5c\u7528\u4ee5\u53ca\u5b83\u6240\u652f\u6301\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3DTU\u5728\u7269\u8054\u7f51\u901a\u4fe1\u4e2d\u7684\u91cd\u8981\u6027\u548c\u7075\u6d3b\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001\u4ec0\u4e48\u662fDTU?<\/h2>\n\n\n\n<p>\u3000\u3000<strong>DTU\uff0c\u5373\u6570\u636e\u4f20\u8f93\u5355\u5143(Data Transfer Unit)\uff0c\u662f\u4e00\u79cd\u7528\u4e8e\u7269\u8054\u7f51\u901a\u4fe1\u7684\u8bbe\u5907\u3002\u5b83\u53ef\u4ee5\u5c06\u6765\u81ea\u4f20\u611f\u5668\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\u5230\u4e91\u5e73\u53f0\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u5c06\u4e91\u5e73\u53f0\u7684\u6307\u4ee4\u4f20\u8f93\u7ed9\u4f20\u611f\u5668\u8bbe\u5907\u3002<\/strong>DTU\u4f5c\u4e3a\u901a\u4fe1\u8bbe\u5907\uff0c\u4e3b\u8981\u8d1f\u8d23\u4f20\u8f93\u548c\u8f6c\u6362\u6570\u636e\uff0c\u8d77\u5230\u8fde\u63a5\u8bbe\u5907\u548c\u4e91\u7aef\u7684\u6865\u6881\u4f5c\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001DTU\u7684\u4f5c\u7528<\/h2>\n\n\n\n<p>\u3000\u3000<strong>1. \u6570\u636e\u4f20\u8f93<\/strong>\uff1aDTU\u53ef\u4ee5\u5c06\u4f20\u611f\u5668\u8bbe\u5907\u91c7\u96c6\u5230\u7684\u6570\u636e\u901a\u8fc7\u5404\u79cd\u901a\u4fe1\u65b9\u5f0f\u4f20\u8f93\u5230\u4e91\u5e73\u53f0\u3002\u8fd9\u4e9b\u6570\u636e\u53ef\u4ee5\u662f\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u538b\u529b\u7b49\u73af\u5883\u53c2\u6570\uff0c\u4e5f\u53ef\u4ee5\u662f\u8bbe\u5907\u72b6\u6001\u3001\u62a5\u8b66\u4fe1\u606f\u7b49\u3002\u901a\u8fc7DTU\u7684\u6570\u636e\u4f20\u8f93\u529f\u80fd\uff0c\u7528\u6237\u53ef\u4ee5\u5b9e\u65f6\u76d1\u6d4b\u548c\u63a7\u5236\u8bbe\u5907\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>2. \u8fdc\u7a0b\u63a7\u5236<\/strong>\uff1aDTU\u53ef\u4ee5\u5c06\u4e91\u5e73\u53f0\u4e0a\u7684\u6307\u4ee4\u4f20\u8f93\u7ed9\u4f20\u611f\u5668\u8bbe\u5907\uff0c\u5b9e\u73b0\u5bf9\u8bbe\u5907\u7684\u8fdc\u7a0b\u63a7\u5236\u3002\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u4e91\u5e73\u53f0\u53d1\u9001\u6307\u4ee4\uff0c\u5bf9\u8bbe\u5907\u8fdb\u884c\u5f00\u5173\u3001\u8c03\u8282\u7b49\u64cd\u4f5c\uff0c\u5b9e\u73b0\u5bf9\u8bbe\u5907\u7684\u8fdc\u7a0b\u7ba1\u7406\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>3. \u6570\u636e\u5904\u7406<\/strong>\uff1aDTU\u53ef\u4ee5\u5bf9\u4f20\u611f\u5668\u91c7\u96c6\u5230\u7684\u539f\u59cb\u6570\u636e\u8fdb\u884c\u5904\u7406\u548c\u4f18\u5316\uff0c\u63d0\u53d6\u51fa\u6709\u7528\u7684\u4fe1\u606f\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u8d1f\u8f7d\uff0c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>4. \u5b89\u5168\u4fdd\u969c<\/strong>\uff1aDTU\u53ef\u4ee5\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u548c\u9a8c\u8bc1\uff0c\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u5b8c\u6574\u6027\u3002\u5bf9\u4e8e\u4e00\u4e9b\u654f\u611f\u6570\u636e\uff0cDTU\u53ef\u4ee5\u901a\u8fc7\u52a0\u5bc6\u7b97\u6cd5\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\uff0c\u9632\u6b62\u6570\u636e\u6cc4\u9732\u548c\u7be1\u6539\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001DTU\u652f\u6301\u7684\u901a\u4fe1\u534f\u8bae<\/h2>\n\n\n\n<p>\u3000\u3000DTU\u4f5c\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u8bbe\u5907\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\u4e0e\u4f20\u611f\u5668\u8bbe\u5907\u548c\u4e91\u5e73\u53f0\u8fdb\u884c\u901a\u4fe1\u3002\u4e0b\u9762\u4ecb\u7ecd\u51e0\u79cd\u5e38\u89c1\u7684DTU\u901a\u4fe1\u534f\u8bae\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. TCP\/IP\u534f\u8bae<\/h3>\n\n\n\n<p>\u3000\u3000TCP\/IP\u534f\u8bae\u662f\u4e92\u8054\u7f51\u901a\u4fe1\u7684\u57fa\u7840\u534f\u8bae\uff0c\u4e5f\u662f\u7269\u8054\u7f51\u901a\u4fe1\u4e2d\u6700\u5e38\u7528\u7684\u534f\u8bae\u4e4b\u4e00\u3002DTU\u53ef\u4ee5\u901a\u8fc7TCP\/IP\u534f\u8bae\u4e0e\u4e91\u5e73\u53f0\u8fdb\u884c\u901a\u4fe1\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u548c\u4ea4\u4e92\u3002TCP\/IP\u534f\u8bae\u5177\u6709\u53ef\u9760\u6027\u9ad8\u3001\u5b89\u5168\u6027\u597d\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u4f20\u8f93\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. MQTT\u534f\u8bae<\/h3>\n\n\n\n<p>\u3000\u3000MQTT\u534f\u8bae\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u901a\u4fe1\u4e2d\u7684\u4f4e\u529f\u8017\u8bbe\u5907\u548c\u7f51\u7edc\u5e26\u5bbd\u6709\u9650\u7684\u573a\u666f\u3002DTU\u53ef\u4ee5\u901a\u8fc7MQTT\u534f\u8bae\u4e0e\u4f20\u611f\u5668\u8bbe\u5907\u548c\u4e91\u5e73\u53f0\u8fdb\u884c\u901a\u4fe1\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u5e03\u548c\u8ba2\u9605\u3002MQTT\u534f\u8bae\u5177\u6709\u534f\u8bae\u7b80\u5355\u3001\u8d44\u6e90\u6d88\u8017\u4f4e\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5bf9\u7f51\u7edc\u8d44\u6e90\u8981\u6c42\u8f83\u4f4e\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. Modbus\u534f\u8bae<\/h3>\n\n\n\n<p>\u3000\u3000Modbus\u534f\u8bae\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u901a\u4fe1\u534f\u8bae\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u3002DTU\u53ef\u4ee5\u901a\u8fc7Modbus\u534f\u8bae\u4e0e\u4f20\u611f\u5668\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\uff0c\u5b9e\u73b0\u5bf9\u8bbe\u5907\u72b6\u6001\u548c\u53c2\u6570\u7684\u8bfb\u53d6\u548c\u63a7\u5236\u3002Modbus\u534f\u8bae\u5177\u6709\u7b80\u5355\u6613\u7528\u3001\u5e7f\u6cdb\u517c\u5bb9\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5bf9\u8bbe\u5907\u63a7\u5236\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004. LoRaWAN\u534f\u8bae<\/h3>\n\n\n\n<p>\u3000\u3000LoRaWAN\u534f\u8bae\u662f\u4e00\u79cd\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u534f\u8bae\uff0c\u5e38\u7528\u4e8e\u7269\u8054\u7f51\u4e2d\u7684\u8fdc\u7a0b\u76d1\u6d4b\u548c\u63a7\u5236\u3002DTU\u53ef\u4ee5\u901a\u8fc7LoRaWAN\u534f\u8bae\u4e0e\u4f20\u611f\u5668\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\uff0c\u5b9e\u73b0\u5bf9\u8fdc\u7a0b\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\u548c\u63a7\u5236\u3002LoRaWAN\u534f\u8bae\u5177\u6709\u8fdc\u8ddd\u79bb\u4f20\u8f93\u3001\u4f4e\u529f\u8017\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5bf9\u901a\u4fe1\u8ddd\u79bb\u548c\u529f\u8017\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001\u603b\u7ed3<\/h2>\n\n\n\n<p>\u3000\u3000<strong>DTU\u4f5c\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u8bbe\u5907\uff0c\u5728\u8fde\u63a5\u4f20\u611f\u5668\u8bbe\u5907\u548c\u4e91\u5e73\u53f0\u4e4b\u95f4\u8d77\u5230\u4e86\u91cd\u8981\u7684\u6865\u6881\u4f5c\u7528\u3002\u901a\u8fc7\u652f\u6301\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\uff0cDTU\u5b9e\u73b0\u4e86\u5bf9\u8bbe\u5907\u6570\u636e\u7684\u4f20\u8f93\u3001\u8fdc\u7a0b\u63a7\u5236\u548c\u5b89\u5168\u4fdd\u969c\u3002<\/strong>\u5728\u4e0d\u540c\u7684\u7269\u8054\u7f51\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u9009\u62e9\u9002\u5408\u7684\u901a\u4fe1\u534f\u8bae\u6765\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u548c\u4ea4\u4e92\u3002\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3DTU\u7684\u4f5c\u7528\u548c\u901a\u4fe1\u534f\u8bae\uff0c\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u63d0\u4f9b\u53c2\u8003\u548c\u6307\u5bfc\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DTU\u4f5c\u4e3a\u7269\u8054\u7f51\u901a\u4fe1\u8bbe\u5907\uff0c\u5728\u8fde\u63a5\u4f20\u611f\u5668\u8bbe\u5907\u548c\u4e91\u5e73\u53f0\u4e4b\u95f4\u8d77\u5230\u4e86\u91cd\u8981\u7684\u6865\u6881\u4f5c\u7528\u3002\u901a\u8fc7\u652f\u6301\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\uff0cDTU\u5b9e\u73b0\u4e86\u5bf9\u8bbe\u5907\u6570\u636e\u7684\u4f20\u8f93\u3001\u8fdc\u7a0b\u63a7\u5236\u548c\u5b89\u5168\u4fdd\u969c\u3002<\/p>\n","protected":false},"author":1,"featured_media":66684,"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":[59],"class_list":["post-85362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-d"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/85362","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=85362"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/85362\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/66684"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=85362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=85362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=85362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}