{"id":11691,"date":"2023-02-11T22:49:43","date_gmt":"2023-02-11T14:49:43","guid":{"rendered":"https:\/\/www.modbus.cn\/wenda\/11691.html"},"modified":"2023-02-11T22:49:43","modified_gmt":"2023-02-11T14:49:43","slug":"modbus-tcp-he-modbus-rtu-de-qu-bie","status":"publish","type":"qa_post","link":"https:\/\/www.modbus.cn\/en\/wenda\/11691.html","title":{"rendered":"modbus tcp\u548cmodbus rtu\u7684\u533a\u522b"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>Modbus\u662f\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u652f\u6301\u591a\u79cd\u4f20\u8f93\u65b9\u5f0f\uff0c\u5305\u62ec\u4e32\u53e3\uff08RTU\uff09\u548c\u4ee5\u592a\u7f51\uff08TCP\uff09\u3002<\/p>\n<p>Modbus RTU\u662f\u4e00\u79cd\u4e32\u53e3\u901a\u4fe1\u534f\u8bae\uff0c\u4f7f\u7528\u4e8c\u8fdb\u5236\u7f16\u7801\uff0c\u5728\u4e32\u53e3\u901a\u4fe1\u4e2d\u5e94\u7528\u5e7f\u6cdb\u3002Modbus RTU\u901a\u8fc7\u4e32\u884c\u901a\u4fe1\u4f20\u8f93\u6570\u636e\uff0c\u901a\u5e38\u4f7f\u7528RS-232\u3001RS-485\u7b49\u4e32\u53e3\u6807\u51c6\u3002<\/p>\n<p>Modbus TCP\u662f\u4e00\u79cd\u4ee5\u592a\u7f51\u901a\u4fe1\u534f\u8bae\uff0c\u4f7f\u7528\u57fa\u4e8eTCP\/IP\u534f\u8bae\u7684Modbus\u534f\u8bae\u6269\u5c55\u3002Modbus TCP\u5c06Modbus RTU\u6570\u636e\u5305\u5c01\u88c5\u5728TCP\/IP\u6570\u636e\u5305\u4e2d\u8fdb\u884c\u4f20\u8f93\u3002\u4f7f\u7528Modbus TCP\uff0c\u4e3b\u7ad9\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7\u4ee5\u592a\u7f51\u8fde\u63a5\u591a\u4e2a\u4ece\u7ad9\u8fdb\u884c\u901a\u4fe1\uff0c\u800c\u4e0d\u9700\u8981\u901a\u8fc7\u4e32\u53e3\u8f6c\u4ee5\u592a\u7f51\u7684\u8f6c\u6362\u5668\u3002<\/p>\n<p>Modbus TCP\u548cModbus RTU\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u7684\u4f20\u8f93\u65b9\u5f0f\u548c\u6570\u636e\u5e27\u683c\u5f0f\u3002Modbus RTU\u4f7f\u7528\u4e8c\u8fdb\u5236\u7f16\u7801\u548cCRC\u6821\u9a8c\uff0c\u6570\u636e\u5e27\u957f\u5ea6\u56fa\u5b9a\uff0c\u4f20\u8f93\u901f\u5ea6\u5feb;\u800cModbus TCP\u4f7f\u7528\u57fa\u4e8eTCP\/IP\u7684\u6570\u636e\u5e27\u683c\u5f0f\uff0c\u6570\u636e\u5e27\u957f\u5ea6\u4e0d\u56fa\u5b9a\uff0c\u4f20\u8f93\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\uff0c\u4f46\u53ef\u4ee5\u5b9e\u73b0\u66f4\u9ad8\u7684\u6570\u636e\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u7531\u4e8eModbus TCP\u4f7f\u7528\u57fa\u4e8e\u4ee5\u592a\u7f51\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u56e0\u6b64\u53ef\u4ee5\u4f7f\u7528TCP\/IP\u7f51\u7edc\u4e0a\u7684\u5404\u79cd\u5de5\u5177\u548c\u8bbe\u5907\u6765\u7ba1\u7406\u548c\u76d1\u63a7Modbus\u8bbe\u5907\uff0c\u5982\u8fdc\u7a0b\u8bbf\u95ee\u3001\u6570\u636e\u5b58\u50a8\u3001\u7f51\u7edc\u5206\u6790\u7b49\u3002<\/p>\n<span id=\"magicpostMarker\"><\/span>","protected":false},"author":1,"comment_status":"open","ping_status":"closed","template":"","qa_cat":[861],"class_list":["post-11691","qa_post","type-qa_post","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/qa_post\/11691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/qa_post"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/qa_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=11691"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=11691"}],"wp:term":[{"taxonomy":"qa_cat","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/qa_cat?post=11691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}