{"id":10729,"date":"2022-09-06T21:30:35","date_gmt":"2022-09-06T13:30:35","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=10729"},"modified":"2026-07-01T00:17:12","modified_gmt":"2026-06-30T16:17:12","slug":"modbus-xie-yi-jian-shu","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/10729.html","title":{"rendered":"Modbus\u534f\u8bae\u7b80\u8ff0"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Modbus\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u662fModicon\u516c\u53f8\uff08\u73b0\u5728\u7684\u65bd\u8010\u5fb7\u7535\u6c14\uff09\u4e8e1979\u5e74\u4e3a\u4f7f\u7528\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u901a\u4fe1\u800c\u53d1\u8868\u7684\u3002\u73b0\u5728\u7684Modbus\u534f\u8bae\u5df2\u7ecf\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u901a\u4fe1\u534f\u8bae\u7684\u4e1a\u754c\u6807\u51c6\uff0c\u5e76\u4e14\u662f\u5de5\u4e1a\u7535\u5b50\u8bbe\u5907\u4e4b\u95f4\u5e38\u7528\u7684\u8fde\u63a5\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u534f\u8bae\u80fd\u591f\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u534f\u8bae\uff0c\u5b83\u5fc5\u987b\u5177\u5907\u4ee5\u4e0b\u51e0\u4e2a\u7279\u70b9\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u514d\u8d39\uff1a\u8fd9\u4e2a\u662f\u6700\u5927\u7684\u524d\u63d0\uff0c\u4efb\u4f55\u4ea7\u54c1\u90fd\u662f\u4e00\u6837\uff0c\u53ea\u6709\u901a\u8fc7\u514d\u8d39\u624d\u80fd\u83b7\u53d6\u5230\u524d\u671f\u6700\u5927\u7684\u4f7f\u7528\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u7b80\u5355\uff1aModbus\u534f\u8bae\u5e27\u683c\u5f0f\u7b80\u5355\u7d27\u51d1\uff0c\u7528\u6237\u5bb9\u6613\u7406\u89e3\uff0c\u5382\u5546\u5bb9\u6613\u96c6\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u63a5\u53e3\uff1aModbus\u534f\u8bae\u53ea\u662f\u4e00\u79cd\u89c4\u7ea6\uff0c\u5c5e\u4e8e\u5e94\u7528\u5c42\u7684\u534f\u8bae\uff0c\u56e0\u6b64\u4e0d\u4ec5\u53ef\u4ee5\u5e94\u7528\u5728\u4e32\u53e3\uff08485\/232\/422\uff09\uff0c\u4e5f\u53ef\u4ee5\u5728\u4ee5\u592a\u7f51\u3001\u5149\u7ea4\u3001\u84dd\u7259\u3001\u65e0\u7ebf\u4e0a\u4f20\u8f93\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b58\u50a8\u533a\u5206\u7c7b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4e00\u822c\u4ecb\u7ecdModbus\u534f\u8bae\u7684\u65f6\u5019\uff0c\u559c\u6b22\u7ad9\u5728Modbus\u89c4\u7ea6\u5236\u5b9a\u8005\u7684\u89d2\u5ea6\uff0c\u7ed3\u5408\u4e00\u4e9b\u4e8b\u7269\u6765\u5bf9\u6bd4\u8bf4\u660e\uff0c\u8fd9\u6837\u5bf9\u5f88\u591a\u4eba\u6765\u8bf4\uff0c\u53ef\u80fd\u4f1a\u66f4\u52a0\u5bb9\u6613\u7406\u89e3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6ca1\u6709Modbus\u534f\u8bae\uff0c\u6211\u4eec\u60f3\u8981\u5236\u5b9a\u4e00\u4e2a\u534f\u8bae\uff0c\u6211\u4eec\u9996\u5148\u8981\u660e\u786e\uff0c\u534f\u8bae\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u6570\u636e\u4f20\u8f93\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u66f4\u597d\u5730\u5b58\u50a8\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u6211\u4eec\u4f1a\u5c06\u5e03\u5c14\u548c\u975e\u5e03\u5c14\u7684\u6570\u636e\u5206\u5f00\u5b58\u50a8\uff0c\u56e0\u6b64\uff0c\u5c31\u6709\u4e86\u7ebf\u5708\u548c\u5bc4\u5b58\u5668\u7684\u6982\u5ff5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ebf\u5708\u548c\u5bc4\u5b58\u5668\uff0c\u8fd9\u4e2a\u7ecf\u5e38\u88ab\u5f88\u591a\u4eba\u8bdf\u75c5\uff0c\u8ba4\u4e3a\u4e0d\u5e94\u8be5\u8fd9\u4e48\u7ffb\u8bd1\uff0c\u611f\u89c9\u4e0d\u5bb9\u6613\u7406\u89e3\u3002\u4ece\u7535\u6c14\u89d2\u5ea6\u6765\u770b\uff0c\u5728\u7535\u6c14\u63a7\u5236\u56de\u8def\u4e2d\uff0c\u4e00\u822c\u90fd\u662f\u9760\u63a5\u89e6\u5668\u6216\u4e2d\u95f4\u7ee7\u7535\u5668\u6765\u5b9e\u73b0\u63a7\u5236\uff0c\u63a5\u89e6\u5668\u6216\u4e2d\u7ee7\u6700\u7ec8\u9760\u7684\u662f\u7ebf\u5708\u7684\u5f97\u7535\u548c\u5931\u7535\u6765\u63a7\u5236\u89e6\u70b9\u95ed\u5408\u548c\u65ad\u5f00\uff0c\u56e0\u6b64\u7528\u7ebf\u5708\u8868\u793a\u5e03\u5c14\u91cf\uff1b\u800c\u5bc4\u5b58\u5668\u5728\u8ba1\u7b97\u673a\u4e2d\uff0c\u5c31\u662f\u7528\u6765\u5b58\u50a8\u6570\u636e\u7684\uff0c\u56e0\u6b64\u975e\u5e03\u5c14\u7684\u6570\u636e\u653e\u5728\u5bc4\u5b58\u5668\u91cc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u53ef\u4ee5\u8ddfPLC\u7684\u5b58\u50a8\u533a\u6765\u8fdb\u884c\u5bf9\u6bd4\uff0c\u897f\u95e8\u5b50\u7684I\/Q\/M\u90fd\u662f\u7ebf\u5708\uff0cV\/T\/C\/DB\u90fd\u662f\u5bc4\u5b58\u5668\uff0c\u4e09\u83f1\u7684X\/Y\u90fd\u662f\u7ebf\u5708\uff0cD\/W\/H\u90fd\u662f\u5bc4\u5b58\u5668\uff0c\u6b27\u59c6\u9f99\u7684CIO\u662f\u7ebf\u5708\uff0cD\/W\/H\u662f\u5bc4\u5b58\u5668\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u897f\u95e8\u5b50\u4e3a\u4f8b\uff0c\u867d\u7136I\u548cQ\u90fd\u8868\u793a\u7ebf\u5708\uff0c\u4f46\u662f\u4ed6\u4eec\u7684\u5206\u5de5\u662f\u4e0d\u540c\u7684\uff0cI\u8868\u793a\u8f93\u5165\uff0cQ\u8868\u793a\u8f93\u51fa\uff0c\u8f93\u5165\u610f\u5473\u7740\u8be5\u5b58\u50a8\u533a\u91cc\u7684\u503c\u5fc5\u987b\u7531\u5916\u90e8\u8bbe\u5907\u63a5\u5165\uff0c\u662f\u53ea\u8bfb\u7684\uff0c\u8f93\u51fa\u8868\u793a\u8f93\u51fa\u7ed3\u679c\u7ed9\u5916\u90e8\u8bbe\u5907\uff0c\u662f\u53ef\u8bfb\u53ef\u5199\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0cModbus\u7684\u7ebf\u5708\u548c\u5bc4\u5b58\u5668\u5e94\u8be5\u4e5f\u6309\u7167\u53ea\u8bfb\u3001\u8bfb\u5199\u6765\u8fdb\u4e00\u6b65\u7ec6\u5206\uff0c\u56e0\u6b64\u8fd9\u5c31\u5f62\u6210\u4e86Modbus\u7684\u5b58\u50a8\u533a\uff0c\u5982\u4e0b\u8868\u6240\u793a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b58\u50a8\u533a\u4ee3\u53f7<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u800c\uff0c\u4e0a\u9762\u8868\u683c\u91cc\u7684\u5b58\u50a8\u533a\u540d\u79f0\u662f\u4e00\u4e2a\u5168\u79f0\uff0c\u5f00\u53d1\u548c\u4f7f\u7528\u4e2d\u4f7f\u7528\u5168\u79f0\u4f1a\u6bd4\u8f83\u9ebb\u70e6\uff0c\u56e0\u6b64\u9700\u8981\u7ed9\u4ed6\u4eec\u53d6\u4e2a\u522b\u540d\uff0c\u5c31\u50cf\u897f\u95e8\u5b50\u7684I\/Q\/M\u4e00\u6837\uff0c\u8fd9\u4e9b\u90fd\u662f\u897f\u95e8\u5b50\u7ed9\u5b58\u50a8\u533a\u53d6\u7684\u4e00\u4e2a\u4ee3\u53f7\uff0c\u6240\u4ee5Modbus\u4e5f\u8981\u7ed9\u8fd9\u4e9b\u5b58\u50a8\u533a\u53d6\u4e00\u4e2a\u4ee3\u53f7\uff0c\u5e72\u8106\u76f4\u63a5\u7528\u6570\u5b57\u5427\uff0c\u4e8e\u662f\uff0c\u5c31\u6709\u4e86\u4e0b\u9762\u7684\u89c4\u5b9a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u5176\u5b9e\u5c31\u8ddf\u6211\u4eec\u7684\u59d3\u540d\u548c\u5c0f\u540d\u4e00\u6837\uff0c\u59d3\u540d\u662f\u6b63\u5f0f\u573a\u5408\u4f7f\u7528\uff0c\u65e5\u5e38\u573a\u5408\uff0c\u6211\u4eec\u4e00\u822c\u53ef\u4ee5\u4f7f\u7528\u5c0f\u540d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b58\u50a8\u533a\u8303\u56f4<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e0\u8bba\u662f\u4ec0\u4e48\u5b58\u50a8\u533a\uff0c\u90fd\u4f1a\u6709\u4e00\u4e2a\u8303\u56f4\u7684\u9650\u5236\uff0c\u5c31\u50cf\u897f\u95e8\u5b50\u7684M\u533a\u53ef\u80fd\u6700\u5927\u52308192\uff0c\u4e09\u83f1\u7684X\u533a\u6700\u5927\u52302048\uff0cModbus\u7684\u6bcf\u4e2a\u5b58\u50a8\u533a\u4e5f\u5e94\u8be5\u89c4\u5b9a\u4e00\u4e2a\u8303\u56f4\uff0c\u4e0d\u80fd\u65e0\u9650\u5236\u4f7f\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u662f\u8fd9\u4e48\u89c4\u5b9a\u7684\uff0c\u6bcf\u4e2a\u5b58\u50a8\u533a\u7684\u6700\u5927\u8303\u56f4\u662f65536\uff0c\u8fd9\u4e2a\u8303\u56f4\u662f\u5f88\u5927\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u518d\u4ee5\u4e09\u83f1\u7684X\u533a\u4e3a\u4f8b\uff0c\u5982\u679c\u6700\u5927\u8303\u56f4\u662f2048\uff0c\u90a3\u4e48\u610f\u5473\u7740\u6211\u4eec\u53ea\u80fd\u8bbf\u95eeX0-X2047\u8fd9\u4e9b\u5730\u5740\uff0c\u6211\u4eec\u8fd9\u91cc\u8bf4\u7684X0\u3001X2047\uff0c\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684PLC\u5730\u5740\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5730\u5740\u662f\u600e\u4e48\u7ec4\u6210\u7684\u5462\uff1f\u5b83\u662f\u7531\u5b58\u50a8\u533a\u7f16\u53f7\u52a0\u4e0a\u4e00\u4e2a\u5730\u5740\u7d22\u5f15\u7ec4\u6210\uff0c\u6211\u4eec\u628a\u8fd9\u6837\u7684PLC\u5730\u5740\uff0c\u7406\u89e3\u4e3a\u7edd\u5bf9\u5730\u5740\uff0c\u540e\u9762\u7684\u5730\u5740\u7d22\u5f15\uff0c\u7406\u89e3\u4e3a\u76f8\u5bf9\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u8c13\u7edd\u5bf9\u5730\u5740\uff0c\u5c31\u662f\u6211\u4eec\u4ec5\u4ec5\u901a\u8fc7\u4e00\u4e2a\u5730\u5740\u540d\u79f0\uff0c\u5c31\u80fd\u77e5\u9053\u662f\u4ec0\u4e48\u5b58\u50a8\u533a\u7684\u7b2c\u51e0\u4e2a\u6570\u636e\uff0c\u800c\u8fd9\u4e2a\u7b2c\u51e0\u4e2a\uff0c\u5c31\u662f\u6211\u4eec\u8bf4\u7684\u76f8\u5bf9\u5730\u5740\uff0c\u56e0\u6b64\u7edd\u5bf9\u5730\u5740\u662f\u552f\u4e00\u7684\uff0c\u76f8\u5bf9\u5730\u5740\uff0c\u6bcf\u4e2a\u5b58\u50a8\u533a\u90fd\u6709\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u90a3\u4e48\u5bf9\u4e8eModbus\u6765\u8bf4\uff0c\u6211\u4eec\u7684\u7edd\u5bf9\u5730\u5740\u548c\u76f8\u5bf9\u5730\u5740\u662f\u600e\u4e48\u6837\u7684\u5462\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u4ecd\u7136\u9075\u4ece\u516c\u5f0f\uff1a\u7edd\u5bf9\u5730\u5740=\u533a\u53f7+\u76f8\u5bf9\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u4e5f\u4f1a\u6709\u4e00\u4e9b\u4e0d\u4e00\u6837\u7684\u5730\u65b9\uff0c\u4ee5\u4fdd\u6301\u578b\u5bc4\u5b58\u5668\u4e3a\u4f8b\uff0c\u7b2c\u4e00\u4e2a\u7edd\u5bf9\u5730\u5740\u662f400001\uff0c\u8fd9\u4e2a\u5730\u65b9\u4e0d\u662f400000\uff0c\u8fd9\u4e2a\u662f\u7531Modbus\u89c4\u7ea6\u51b3\u5b9a\u7684\uff0c\u5176\u5b83\u5b58\u50a8\u533a\u4e5f\u662f\u7c7b\u4f3c\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0cModbus\u5b58\u50a8\u533a\u8303\u56f4\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/image.modbus.cn\/wp-content\/uploads\/2022\/09\/20240507230733867.png\" ><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5982\u4e0a\u6587\u6240\u8bf4\uff0c65536\u8fd9\u4e2a\u8303\u56f4\u662f\u5f88\u5927\u7684\uff0c\u4f46\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u6211\u4eec\u4e00\u822c\u7528\u4e0d\u4e86\u8fd9\u4e48\u591a\u5730\u5740\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c10000\u4ee5\u5185\u5c31\u5df2\u7ecf\u8db3\u591f\u6211\u4eec\u4f7f\u7528\u4e86\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u65b9\u4fbf\u8d77\u89c1\uff0c\u6211\u4eec\u6709\u4e00\u79cd\u77ed\u7684\u5730\u5740\u6a21\u578b\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/image.modbus.cn\/wp-content\/uploads\/2022\/09\/20240507230734753.png\" ><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Function Code<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u529f\u80fd\u7801\u8fd9\u4e2a\u6982\u5ff5\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u4e48\u53bb\u7406\u89e3\uff0c\u5148\u56de\u5230\u6211\u4eec\u7684\u521d\u8877\uff0c\u534f\u8bae\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u6570\u636e\u4f20\u8f93\uff0c\u4e5f\u5c31\u662f\u4e3a\u4e86\u8bfb\u53d6\u6570\u636e\u548c\u5199\u5165\u6570\u636e\uff0c\u6211\u4eec\u5df2\u7ecf\u786e\u5b9a\u597d4\u4e2a\u5b58\u50a8\u533a\uff0c\u5b58\u50a8\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u90a3\u4e48\u63a5\u4e0b\u6765\u6211\u4eec\u5c31\u8981\u5bf9\u8fd9\u4e9b\u5b58\u50a8\u533a\u8fdb\u884c\u8bfb\u5199\uff0c\u90a3\u4e48\u53ef\u80fd\u4f1a\u4ea7\u751f\u5f88\u591a\u79cd\u4e0d\u540c\u7684\u884c\u4e3a\uff0c\u6bd4\u5982\u8bfb\u53d6\u8f93\u5165\u7ebf\u5708\u5b58\u50a8\u533a\u3001\u8bfb\u53d6\u8f93\u51fa\u7ebf\u5708\u5b58\u50a8\u533a\uff0c\u8fd9\u5c31\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u884c\u4e3a\uff0c\u540c\u6837\u7684\uff0c\u5982\u679c\u7528\u8bfb\u53d6\u8f93\u5165\u7ebf\u5708\u5b58\u50a8\u533a\u3001\u8bfb\u53d6\u8f93\u51fa\u7ebf\u5708\u5b58\u50a8\u533a\uff0c\u4f1a\u6bd4\u8f83\u9ebb\u70e6\uff0c\u90a3\u4e48\u6211\u4eec\u5e72\u8106\u7ed9\u6bcf\u79cd\u5f62\u6210\u6307\u5b9a\u4e00\u4e2a\u4ee3\u53f7\uff0c\u90a3\u4e48\u8fd9\u79cd\u4ee3\u53f7\u5c31\u662f\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u518d\u6765\u63a2\u8ba8\u4e00\u4e0b\uff0c\u7a76\u7adf\u6709\u591a\u5c11\u79cd\u4e0d\u540c\u7684\u884c\u4e3a\u5462\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bfb\u53d6\u548c\u5199\u5165\u662f2\u79cd\u884c\u4e3a\uff0c\u5b58\u50a8\u533a\u67094\u4e2a\uff0c\u4f46\u662f\u6211\u4eec\u77e5\u9053\u8f93\u5165\u7ebf\u5708\u548c\u8f93\u5165\u5bc4\u5b58\u5668\u662f\u53ea\u8bfb\u7684\uff0c\u56e0\u6b64\u4e0d\u80fd\u8fdb\u884c\u5199\u5165\uff0c\u9664\u53bb\u8fd92\u79cd\u7684\u8bdd\uff0c\u5e94\u8be5\u4f1a\u4ea7\u751f6\u79cd\u4e0d\u540c\u7684\u884c\u4e3a\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u800c\uff0cModbus\u89c4\u7ea6\u5c06\u5199\u5165\u8f93\u51fa\u7ebf\u5708\u548c\u5199\u5165\u4fdd\u6301\u5bc4\u5b58\u5668\u8fd92\u79cd\u884c\u4e3a\uff0c\u53c8\u8fdb\u4e00\u6b65\u505a\u4e86\u7ec6\u5206\uff0c\u5305\u62ec\u5199\u5165\u5355\u4e2a\u548c\u5199\u5165\u591a\u4e2a\uff0c\u56e0\u6b64\u539f\u6765\u76846\u79cd\u884c\u4e3a\u5c31\u53d8\u6210\u4e868\u79cd\u884c\u4e3a\uff0c\u540c\u65f6\u7ed9\u6bcf\u79cd\u884c\u4e3a\u8bbe\u7f6e\u4e00\u4e2a\u4ee3\u53f7\uff0c\u5c31\u5f62\u6210\u4e86\u4e0b\u56fe\u6240\u793a\u7684\u529f\u80fd\u7801\u5217\u8868\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u89c4\u7ea6\u4e2d\u7684\u529f\u80fd\u7801\u5176\u5b9e\u4e0d\u6b62\u8fd98\u4e2a\uff0c\u8fd8\u6709\u4e00\u4e9b\u529f\u80fd\u7801\u662f\u7528\u4e8e\u8bca\u65ad\u6216\u5f02\u5e38\u7801\uff0c\u4f46\u662f\u4e00\u822c\u5f88\u5c11\u4f7f\u7528\uff0c\u8fd98\u79cd\u529f\u80fd\u7801\u662f\u6700\u4e3b\u8981\u7684\u6838\u5fc3\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u534f\u8bae\u5206\u7c7b<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u4e25\u683c\u6765\u8bf4\uff0c\u662f\u4e00\u4e2a\u6807\u51c6\u5316\u7684\u89c4\u7ea6\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u5177\u4f53\u534f\u8bae\u3002\u6211\u4eec\u5e38\u8bf4\u7684\u8bbe\u5907A\u548c\u8bbe\u5907B\u4e4b\u95f4\u901a\u8fc7Modbus\u534f\u8bae\u6765\u901a\u4fe1\uff0c\u8fd9\u53e5\u8bdd\u5176\u5b9e\u662f\u4e0d\u4e25\u8c28\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u89c4\u7ea6\u4e0a\u6709\u4e09\u79cd\u4e0d\u540c\u7684\u534f\u8bae\uff0c\u5206\u522b\u662fModbusRtu\u3001ModbusAscii\u3001ModbusTcp\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u6765\u8bf4\uff0cModbusRtu\u548cModbusAscii\u662f\u8fd0\u884c\u5728\u4e32\u53e3\u4e0a\u7684\u534f\u8bae\uff0cModbusTcp\u662f\u8fd0\u884c\u662f\u4ee5\u592a\u7f51\u4e0a\u7684\u534f\u8bae\uff0c\u4f46\u662f\u8fd9\u5e76\u975e\u7edd\u5bf9\u7684\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5c06ModbusRtu\u3001ModbusAscii\u8fd0\u884c\u5728\u4ee5\u592a\u7f51\u6216\u5149\u7ea4\u4e0a\u4f7f\u7528\uff0c\u540c\u6837\u7684\uff0c\u5728\u4e32\u53e3\u7f51\u7edc\u91cc\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528ModbusTcp\u7684\u534f\u8bae\uff0c\u56e0\u4e3a\u534f\u8bae\u53ea\u662f\u4e00\u79cd\u89c4\u8303\uff0c\u5e76\u4e0d\u9650\u5236\u901a\u4fe1\u4ecb\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u62a5\u6587\u683c\u5f0f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u9762\u6211\u4eec\u8bf4\u4e86Modbus\u6709\u4e09\u79cd\u4e0d\u540c\u7684\u534f\u8bae\uff0c\u5206\u522b\u662fModbusRtu\u3001ModbusAscii\u3001ModbusTcp\uff0c\u90a3\u4e48\u8fd9\u4e09\u79cd\u534f\u8bae\u7684\u62a5\u6587\u683c\u5f0f\u4e5f\u662f\u4e0d\u540c\u7684\uff0c\u4e0b\u9762\u5206\u522b\u5bf9\u8fd9\u4e09\u79cd\u534f\u8bae\u7684\u62a5\u6587\u683c\u5f0f\u8fdb\u884c\u8bf4\u660e\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ModbusRtu\u7684\u62a5\u6587\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u90e8\u5206\uff1a\u4ece\u7ad9\u5730\u5740\uff0c\u53601\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u90e8\u5206\uff1a\u529f\u80fd\u7801\uff0c\u53601\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u90e8\u5206\uff1a\u6570\u636e\u90e8\u5206\uff0c\u5360N\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\u90e8\u5206\uff1a\u6821\u9a8c\u90e8\u5206\uff0cCRC\u6821\u9a8c\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. ModbusAscii\u7684\u62a5\u6587\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u90e8\u5206\uff1a\u5f00\u59cb\u5b57\u7b26\uff08:\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u90e8\u5206\uff1a\u4ece\u7ad9\u5730\u5740\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u90e8\u5206\uff1a\u529f\u80fd\u7801\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\u90e8\u5206\uff1a\u6570\u636e\u90e8\u5206\uff0c\u5360N\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\u90e8\u5206\uff1a\u6821\u9a8c\u90e8\u5206\uff0cLRC\u6821\u9a8c\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u516d\u90e8\u5206\uff1a\u7ed3\u675f\u5b57\u7b26\uff08CR LF\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. ModbusTcp\u7684\u62a5\u6587\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u90e8\u5206\uff1a\u4e8b\u52a1\u5904\u7406\u6807\u8bc6\u7b26\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u90e8\u5206\uff1a\u534f\u8bae\u6807\u8bc6\u7b26\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u90e8\u5206\uff1a\u957f\u5ea6\uff0c\u53602\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\u90e8\u5206\uff1a\u5355\u5143\u6807\u8bc6\u7b26\uff0c\u53601\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\u90e8\u5206\uff1a\u529f\u80fd\u7801\uff0c\u53601\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u516d\u90e8\u5206\uff1a\u6570\u636e\u90e8\u5206\uff0c\u5360N\u4e2a\u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8c03\u8bd5\u8f6f\u4ef6<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u5b66\u4e60\u6210\u672c\u5f88\u4f4e\uff0c\u56e0\u4e3a\u534f\u8bae\u662f\u516c\u5f00\u514d\u8d39\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u83b7\u53d6\u5230\u300aModbus\u4e2d\u6587\u534f\u8bae\u6587\u6863\u300b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u65f6\uff0c\u4e5f\u6709\u5f88\u591a\u8c03\u8bd5\u8f6f\u4ef6\u53ef\u4ee5\u8fdb\u884c\u4eff\u771f\u8c03\u8bd5\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5728\u4e0d\u8d2d\u4e70\u4efb\u4f55\u786c\u4ef6\u7684\u60c5\u51b5\u4e0b\uff0c\u5c31\u628aModbus\u534f\u8bae\u5b66\u597d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u534f\u8bae\u6587\u6863\u548c\u8c03\u8bd5\u8f6f\u4ef6\u3011\u53ef\u4ee5\u8054\u7cfb\u52a9\u6559\u8001\u5e08\u83b7\u53d6<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus \u5b66\u4e60\u5fc5\u987b\u8981\u914d\u5408\u76f8\u5173\u7684\u8c03\u8bd5\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u8fbe\u5230\u4e8b\u534a\u529f\u500d\u7684\u6548\u679c\uff0cModbus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b66\u4e60\u5fc5\u5907\u7684\u4e09\u5927\u795e\u5668\u5206\u522b\u662f ModbusPoll\u3001ModbusSlave \u53ca VSPD\uff0cModbusPoll \u8f6f\u4ef6\u4e3b\u8981\u7528\u4e8e\u4eff\u771f Modbus\u4e3b\u7ad9\u6216 Modbus \u5ba2\u6237\u7aef\uff0cModbusSlave \u8f6f\u4ef6\u4e3b\u8981\u7528\u4e8e\u4eff\u771f Modbus \u4ece\u7ad9\u6216 Modbus \u670d\u52a1\u5668\uff0c\u800c VSPD \u5168\u79f0 Configure Virtual Serial Port Driver\uff0c\u662f\u7528\u6765\u7ed9\u7535\u8111\u521b\u5efa\u865a\u62df\u4e32\u53e3\u4f7f\u7528\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\u4f7f\u6211\u4eec\u60f3\u8981\u7ed3\u5408\u786c\u4ef6\uff0c\u652f\u6301Modbus\u534f\u8bae\u7684\u8bbe\u5907\u4e5f\u6709\u5f88\u591a\uff0c\u5404\u79cd\u54c1\u724cPLC\u3001\u5404\u79cd\u54c1\u724c\u7684\u4eea\u8868\u3001\u5404\u79cd\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668\u3001\u6d41\u91cf\u8ba1\u7b49\u90fd\u53ef\u4ee5\u5f88\u597d\u5730\u652f\u6301Modbus\u534f\u8bae\u3002<\/p>\n<span id=\"magicpostMarker\"><\/span>","protected":false},"excerpt":{"rendered":"<p>Modbus\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u662fModicon\u516c\u53f8\uff08\u73b0\u5728\u7684&#8230;<\/p>","protected":false},"author":1,"featured_media":27977,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1394],"tags":[1083,1181,1184,1182,1183,1185],"class_list":["post-10729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-modbus-protocol","tag-modbus","tag-1181","tag-1184","tag-1182","tag-1183","tag-1185"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/10729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/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=10729"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/10729\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/27977"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=10729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=10729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=10729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}