{"id":456,"date":"2021-08-09T23:18:13","date_gmt":"2021-08-09T15:18:13","guid":{"rendered":"https:\/\/www.iotot.com\/?p=456"},"modified":"2022-05-22T11:23:37","modified_gmt":"2022-05-22T03:23:37","slug":"modbus-tcp%e6%95%b0%e6%8d%ae%e6%8a%a5%e6%96%87%e7%bb%93%e6%9e%84%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/blog.iotot.com\/?p=456","title":{"rendered":"modbus tcp\u6570\u636e\u62a5\u6587\u7ed3\u6784\u8be6\u89e3"},"content":{"rendered":"\n

modbus tcp\u6570\u636e\u62a5\u6587\u7ed3\u6784<\/p>\n\n\n\n

\u8bf7\u6c42\uff1a<\/strong>00 00 00 00 00 06 09 03 00 00 00 01<\/p>\n\n\n\n

\u54cd\u5e94\uff1a<\/strong>00 00 00 00 00 05 09 03 02 12 34<\/p>\n\n\n\n

\u3000\u3000\u4e00\u6b21modbus tcp\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u901a\u4fe1\u5206\u6790(\u7701\u7565\u4e86ip\/tcp\u5934)\uff1a\u4ece\u5de6\u5411\u53f3\u5206\u6790\u8be5\u6570\u636e\u62a5\u6587\uff1a<\/p>\n\n\n\n

\u8bf7\u6c42\uff1a<\/strong><\/p>\n\n\n\n

00 00\u4e3a\u6b64\u6b21\u901a\u4fe1\u4e8b\u52a1\u5904\u7406\u6807\u8bc6\u7b26\uff0c\u4e00\u822c\u6bcf\u6b21\u901a\u4fe1\u4e4b\u540e\u5c06\u88ab\u8981\u6c42\u52a01\u4ee5\u533a\u522b\u4e0d\u540c\u7684\u901a\u4fe1\u6570\u636e\u62a5\u6587;<\/p>\n\n\n\n

00 00\u8868\u793a\u534f\u8bae\u6807\u8bc6\u7b26\uff0c00 00\u4e3amodbus\u534f\u8bae;<\/p>\n\n\n\n

00 06\u4e3a\u6570\u636e\u957f\u5ea6\uff0c\u7528\u6765\u6307\u793a\u63a5\u4e0b\u6765\u6570\u636e\u7684\u957f\u5ea6\uff0c\u5355\u4f4d\u5b57\u8282;<\/p>\n\n\n\n

09\u4e3a\u8bbe\u5907\u5730\u5740\uff0c\u7528\u4ee5\u6807\u8bc6\u8fde\u63a5\u5728\u4e32\u884c\u7ebf\u6216\u8005\u7f51\u7edc\u4e0a\u7684\u8fdc\u7a0b\u670d\u52a1\u7aef\u7684\u5730\u5740\u3002\u4ee5\u4e0a\u4e03\u4e2a\u5b57\u8282\u4e5f\u88ab\u79f0\u4e3amodbus\u62a5\u6587\u5934\uff1b<\/p>\n\n\n\n

03\u4e3a\u529f\u80fd\u7801\uff0c\u6b64\u65f6\u4ee3\u780103\u4e3a\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u6570\u636e\uff1b<\/p>\n\n\n\n

00 00\u4e3a\u8d77\u59cb\u5730\u5740\uff1b<\/p>\n\n\n\n

00 01\u4e3a\u5bc4\u5b58\u5668\u6570\u91cf\uff0c\uff08word\u6570\u91cf\uff09\u3002<\/p>\n\n\n\n

\u54cd\u5e94\uff1a<\/strong><\/p>\n\n\n\n

00 00\u4e3a\u6b64\u6b21\u901a\u4fe1\u4e8b\u52a1\u5904\u7406\u6807\u8bc6\u7b26\uff0c\u5e94\u7b54\u62a5\u6587\u8981\u6c42\u4e0e\u5148\u524d\u5bf9\u5e94\u7684\u8bf7\u6c42\u4fdd\u6301\u4e00\u81f4;<\/p>\n\n\n\n

00 00\u4e3a\u534f\u8bae\u6807\u8bc6\u7b26\uff0c\u4e0e\u5148\u524d\u5bf9\u5e94\u7684\u8bf7\u6c42\u4fdd\u6301\u4e00\u81f4;<\/p>\n\n\n\n

00 05\u4e3a\u6570\u636e\u957f\u5ea6\uff0c\u7528\u6765\u6307\u793a\u63a5\u4e0b\u6765\u6570\u636e\u7684\u957f\u5ea6\uff0c\u5355\u4f4d\u5b57\u8282;<\/p>\n\n\n\n

09\u4e3a\u8bbe\u5907\u5730\u5740\uff0c\u5e94\u7b54\u62a5\u6587\u8981\u6c42\u4e0e\u5148\u524d\u5bf9\u5e94\u7684\u8bf7\u6c42\u4fdd\u6301\u4e00\u81f4\uff1b<\/p>\n\n\n\n

03\u4e3a\u529f\u80fd\u7801\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\u5e94\u7b54\u62a5\u6587\u8981\u6c42\u4e0e\u5148\u524d\u5bf9\u5e94\u7684\u8bf7\u6c42\u4fdd\u6301\u4e00\u81f4\uff0c\u5982\u679c\u51fa\u9519\u5219\u8fd4\u56de80h+\u5148\u524d\u7684\u529f\u80fd\u7801\uff1b<\/p>\n\n\n\n

02\u6307\u793a\u63a5\u4e0b\u6765\u6570\u636e\u7684\u5b57\u8282\u957f\u5ea6;<\/p>\n\n\n\n

12 34\u4e3a\u88ab\u8bfb\u53d6\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\u4e2d\u7684\u6570\u636e\u503c\uff0c\u5373\u8981\u6c42\u88ab\u8bfb\u53d6\u7684\u5730\u5740\u4e3a00 00\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\u4e2d\u7684\u6570\u503c\u4e3a1234h\u3002
<\/p>\n","protected":false},"excerpt":{"rendered":"

modbus tcp\u6570\u636e\u62a5\u6587\u7ed3\u6784 \u8bf7\u6c42\uff1a00 00 00 00 00 06 09 03 00 00 00 01 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/456"}],"collection":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=456"}],"version-history":[{"count":1,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/456\/revisions"}],"predecessor-version":[{"id":457,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=\/wp\/v2\/posts\/456\/revisions\/457"}],"wp:attachment":[{"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.iotot.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}