{"id":27911,"date":"2024-04-29T00:29:28","date_gmt":"2024-04-28T16:29:28","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=27911"},"modified":"2026-06-30T23:54:50","modified_gmt":"2026-06-30T15:54:50","slug":"modbus-yi-chang-xiang-ying-bao-wen-xiang-jie","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/27911.html","title":{"rendered":"Modbus \u5f02\u5e38\u54cd\u5e94"},"content":{"rendered":"

\u6709\u6548\u529f\u80fd\u7801\u8bf4\u660e\uff08\u5341\u8fdb\u5236\uff09<\/h2>\n\n\n\n
Function Code<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
01<\/td>\u8bfb\u53d6\u7ebf\u5708\u72b6\u6001<\/td><\/tr>
02<\/td>\u8bfb\u53d6\u8f93\u5165\u72b6\u6001<\/td><\/tr>
03<\/td>\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668<\/td><\/tr>
04<\/td>\u8bfb\u53d6\u8f93\u5165\u5bc4\u5b58\u5668<\/td><\/tr>
05<\/td>\u5f3a\u7f6e\u5355\u7ebf\u5708<\/td><\/tr>
06<\/td>\u9884\u7f6e\u5355\u5bc4\u5b58\u5668<\/td><\/tr>
07<\/td>\u8bfb\u53d6\u5f02\u5e38\u72b6\u6001<\/td><\/tr>
08<\/td>\u56de\u9001\u8bca\u65ad\u6821\u9a8c<\/td><\/tr>
09<\/td>\u7f16\u7a0b\uff08\u53ea\u7528\u4e8e484\uff09<\/td><\/tr>
10<\/td>\u63a7\u8be2<\/td><\/tr>
11<\/td>\u8bfb\u53d6\u4e8b\u4ef6\u8ba1\u6570<\/td><\/tr>
12<\/td>\u8bfb\u53d6\u901a\u4fe1\u4e8b\u4ef6\u8bb0\u5f55<\/td><\/tr>
13<\/td>\u7f16\u7a0b\uff08184\/384\/484\/584\u7b49\uff09<\/td><\/tr>
14<\/td>\u63a2\u5bfb<\/td><\/tr>
15<\/td>\u5f3a\u7f6e\u591a\u7ebf\u5708<\/td><\/tr>
16<\/td>\u9884\u7f6e\u591a\u7ebf\u5708<\/td><\/tr>
17<\/td>\u62a5\u544a\u591a\u5bc4\u5b58\u5668<\/td><\/tr>
18<\/td>\u53ef\u4f7f\u4e3b\u673a\u6a21\u62df\u7f16\u7a0b\u529f\u80fd<\/td><\/tr>
19<\/td>\u91cd\u7f6e\u901a\u4fe1\u94fe\u8def<\/td><\/tr>
20<\/td>\u8bfb\u53d6\u901a\u7528\u53c2\u6570<\/td><\/tr>
21<\/td>\u5199\u5165\u901a\u7528\u53c2\u6570<\/td><\/tr>
22<\/td>\u5c4f\u853d\u5199\u5bc4\u5b58\u5668<\/td><\/tr>
23<\/td>\u8bfb\/\u5199\u591a\u4e2a\u5bc4\u5b58\u5668<\/td><\/tr>
43<\/td>\u8bfb\u8bbe\u5907\u522b\u8bc6\u7801<\/td><\/tr>
22-42, 44-64<\/td>\u4fdd\u7559\u4f5c\u4e3a\u6269\u5c55\u529f\u80fd<\/td><\/tr>
65-72<\/td>\u4fdd\u7559\u4ee5\u5907\u7528\u529f\u80fd\u6240\u7528<\/td><\/tr>
73-119<\/td>\u975e\u6cd5\u529f\u80fd<\/td><\/tr>
120-127<\/td>\u4fdd\u7559\uff0c\u7559\u4f5c\u5185\u90e8\u4f5c\u7528<\/td><\/tr>
128-255<\/td>\u4fdd\u7559\uff0c\u7528\u4e8e\u5f02\u5e38\u5e94\u7b54<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5f02\u5e38\u54cd\u5e94<\/h2>\n\n\n\n

\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u6216\u4ece\u8bbe\u5907\uff08\u670d\u52a1\u5668\uff09\u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\u51fa\u73b0\u5f02\u5e38\u664c\u5e94\uff0c\u90fd\u4f1a\u5bfc\u81f4\u6570\u636e\u5904\u7406\u9519\u8bef\u3002\u5728\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u53d1\u51fa\u4e00\u4e2a\u8bf7\u6c42\u4ee5\u540e\uff0c\u53ef\u80fd\u51fa\u73b0\u4ee5\u4e0b\u4e8b\u4ef6\u4e2d\u7684\u4e00\u79cd\uff1a<\/p>\n\n\n\n

    \n
  • \u5982\u679c\u4ece\u8bbe\u5907\uff08\u670d\u52a1\u5668\uff09\u4ece\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u63a5\u6536\u4e86\u8bf7\u6c42\uff0c\u5176\u4e2d\u6ca1\u6709\u51fa\u73b0\u901a\u8baf\u9519\u8bef\uff0c\u5e76\u4e14\u6b63\u786e\u5904\u7406\u4e86\u8bf7\u6c42\uff0c\u90a3\u4e48\u5b83\u4f1a\u8fd4\u56de\u4e00\u4e2a\u6b63\u5e38\u664c\u5e94\u3002<\/li>\n\n\n\n
  • \u5982\u679c\u4ece\u8bbe\u5907\uff08\u670d\u52a1\u5668\uff09\u56e0\u4e3a\u901a\u8baf\u9519\u8bef\u800c\u6ca1\u6709\u4ece\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u63a5\u6536\u8bf7\u6c42\uff0c\u90a3\u4e48\u5b83\u4e0d\u4f1a\u8fd4\u56de\u664c\u5e94\u3002\u4e3b\u8bbe\u5907\u7a0b\u5e8f\u6700\u7ec8\u4f1a\u4e3a\u8bf7\u6c42\u5904\u7406\u4e00\u4e2a\u8d85\u65f6\u6761\u4ef6\u3002<\/li>\n\n\n\n
  • \u5982\u679c\u4ece\u8bbe\u5907\uff08\u670d\u52a1\u5668\uff09\u4ece\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u63a5\u6536\u4e86\u8bf7\u6c42\uff0c\u4f46\u662f\u68c0\u6d4b\u5230\u4e86\u4e00\u4e2a\u901a\u8baf\u9519\u8bef\uff0c\u90a3\u4e48\u5b83\u4e0d\u4f1a\u8fd4\u56de\u664c\u5e94\u3002\u4e3b\u8bbe\u5907\u7a0b\u5e8f\u6700\u7ec8\u4f1a\u4e3a\u8bf7\u6c42\u5904\u7406\u4e00\u4e2a\u8d85\u65f6\u6761\u4ef6\u3002<\/li>\n\n\n\n
  • \u5982\u679c\u4ece\u8bbe\u5907\uff08\u670d\u52a1\u5668\uff09\u4ece\u4e3b\u8bbe\u5907\uff08\u5ba2\u6237\u7aef\uff09\u63a5\u6536\u4e86\u8bf7\u6c42\uff0c\u5176\u4e2d\u6ca1\u6709\u51fa\u73b0\u901a\u8baf\u9519\u8bef\uff0c\u4f46\u662f\u65e0\u6cd5\u5904\u7406\u5b83\uff08\u6bd4\u5982\u8be5\u8bf7\u6c42\u662f\u8bfb\u53d6\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684\u5bc4\u5b58\u5668\uff09\uff0c\u90a3\u4e48\u4ece\u8bbe\u5907\u5c31\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5f02\u5e38\u664c\u5e94\uff0c\u4ee5\u901a\u77e5\u4e3b\u8bbe\u5907\u51fa\u73b0\u4e86\u4f55\u79cd\u9519\u8bef\u3002<\/li>\n<\/ul>\n\n\n\n

    \u5f02\u5e38\u5e27<\/h2>\n\n\n\n

    \u4ece\u8bbe\u5907\u5411\u4e3b\u8bbe\u5907\u53d1\u9001\u4e86\u4e00\u4e2a\u5f02\u5e38\u5e27\uff0c\u4ee5\u62a5\u544a\u5f02\u5e38\u664c\u5e94\u3002\u4e00\u4e2a\u5f02\u5e38\u5e27\u5305\u62ec\u56db\u4e2a\u57df\uff1a<\/p>\n\n\n\n

    \u57df<\/strong><\/th>\u5b9a\u4e49<\/strong><\/th>\u5927\u5c0f<\/strong><\/th>\u8bf4\u660e<\/strong><\/th><\/tr><\/thead>
    1<\/td>\u4ece\u8bbe\u5907\u53f7<\/td>1 \u4e2a\u5b57\u8282<\/td>\u8bf7\u6c42\u7684\u76ee\u7684\u5730\u57401\u2013247\uff1a\u552f\u4e00\u7684\u76ee\u7684\u5730\u5740<\/td><\/tr>
    2<\/td>\u5f02\u5e38\u529f\u80fd\u4ee3\u7801<\/mark><\/td>1 \u4e2a\u5b57\u8282<\/mark><\/td>\u8bf7\u6c42\u529f\u80fd\u4ee3\u7801 +128 (0x80)<\/mark><\/td><\/tr>
    3<\/td>\u5f02\u5e38\u4ee3\u7801<\/mark><\/td>n \u5b57\u8282<\/mark><\/td>\u53c2\u89c1\u4e0b\u8282<\/mark><\/td><\/tr>
    4<\/td>\u68c0\u67e5<\/td>2 bytes<\/td>CRC16\uff08\u68c0\u67e5\u4f20\u8f93\u9519\u8bef\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    \u5f02\u5e38\u4ee3\u7801<\/h3>\n\n\n\n

    \u5f02\u5e38\u664c\u5e94\u5e27\u6709\u4e24\u4e2a\u5c06\u5176\u533a\u522b\u4e8e\u666e\u901a\u664c\u5e94\u5e27\u7684\u5b57\u6bb5\uff1a<\/p>\n\n\n\n

      \n
    • \u5f02\u5e38\u664c\u5e94\u7684\u5f02\u5e38\u529f\u80fd\u4ee3\u7801\u7b49\u4e8e\u539f\u8bf7\u6c42\u7684\u529f\u80fd\u4ee3\u7801\u52a0\u4e0a 128 (0x80)\u3002<\/li>\n\n\n\n
    • \u5f02\u5e38\u4ee3\u7801\u53d6\u51b3\u4e8e\u4ece\u8bbe\u5907\u6240\u9047\u5230\u7684\u901a\u8baf\u9519\u8bef\u3002<\/li>\n<\/ul>\n\n\n\n

      \u4e0b\u8868\u4ecb\u7ecd\u4e86\u7531\u65ad\u8def\u5668\u5904\u7406\u7684\u5f02\u5e38\u4ee3\u7801\uff1a<\/p>\n\n\n\n

      \u5f02\u5e38\u4ee3\u7801<\/strong><\/th>\u540d\u79f0<\/strong><\/th>\u8bf4\u660e<\/strong><\/th><\/tr><\/thead>
      01 (0x01)<\/td>\u975e\u6cd5\u529f\u80fd<\/td>\u5728\u8bf7\u6c42\u4e2d\u63a5\u6536\u7684\u529f\u80fd\u4ee3\u7801\u4e0d\u662f\u4ece\u8bbe\u5907\u7684\u4e00\u4e2a\u6388\u6743\u64cd\u4f5c\u3002\u4ece\u8bbe\u5907\u53ef\u80fd\u5904\u4e8e\u9519\u8bef\u72b6\u6001\uff0c\u65e0\u6cd5\u5904\u7406\u7279\u5b9a\u8bf7\u6c42\u3002<\/td><\/tr>
      02 (0x02)<\/td>\u975e\u6cd5\u6570\u636e\u5730\u5740<\/td>\u4ece\u8bbe\u5907\u63a5\u6536\u7684\u6570\u636e\u5730\u5740\u4e0d\u662f\u4ece\u8bbe\u5907\u7684\u4e00\u4e2a\u6388\u6743\u5730\u5740\u3002<\/td><\/tr>
      03 (0x03)<\/td>\u975e\u6cd5\u6570\u636e\u503c<\/td>\u5728\u8bf7\u6c42\u6570\u636e\u680f\u4e2d\u7684\u6570\u503c\u4e0d\u662f\u4ece\u8bbe\u5907\u7684\u4e00\u4e2a\u6388\u6743\u503c\u3002<\/td><\/tr>
      04 (0x04)<\/td>\u4ece\u8bbe\u5907\u6545\u969c<\/td>\u4ece\u8bbe\u5907\u672a\u80fd\u6267\u884c\u4e00\u4e2a\u8bf7\u6c42\u7684\u64cd\u4f5c\uff0c\u56e0\u4e3a\u51fa\u73b0\u4e86\u4e00\u4e2a\u65e0\u6cd5\u4fee\u590d\u7684\u9519\u8bef\u3002<\/td><\/tr>
      05 (0x05)<\/td>\u786e\u8ba4<\/td>\u4ece\u8bbe\u5907\u63a5\u53d7\u4e86\u8bf7\u6c42\uff0c\u4f46\u662f\u9700\u8981\u8f83\u957f\u7684\u65f6\u95f4\u6765\u5904\u7406\u5b83\u3002<\/td><\/tr>
      06 (0x06)<\/td>\u4ece\u8bbe\u5907\u7e41\u5fd9<\/td>\u4ece\u8bbe\u5907\u5fd9\u4e8e\u5904\u7406\u53e6\u4e00\u4e2a\u547d\u4ee4\u3002\u4e3b\u8bbe\u5907\u5fc5\u987b\u5728\u4ece\u8bbe\u5907\u7a7a\u95f2\u540e\u53d1\u9001\u8bf7\u6c42\u3002<\/td><\/tr>
      07 (0x07)<\/td>\u5426\u5b9a\u786e\u8ba4<\/td>\u4ece\u8bbe\u5907\u65e0\u6cd5\u6267\u884c\u4e3b\u8bbe\u5907\u53d1\u9001\u7684\u7f16\u7a0b\u8bf7\u6c42\u3002<\/td><\/tr>
      08 (0x08)<\/td>\u5b58\u50a8\u5668\u5947\u5076\u6821\u9a8c\u9519\u8bef<\/td>\u4ece\u8bbe\u5907\u5728\u5c1d\u8bd5\u8bfb\u53d6\u6269\u5c55\u5b58\u50a8\u5668\u7684\u65f6\u5019\u4ece\u5b58\u50a8\u5668\u4e2d\u68c0\u6d4b\u5230\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u9519\u8bef\u3002<\/td><\/tr>
      10 (0x0A)<\/td>\u7f51\u5173\u901a\u9053\u4e0d\u53ef\u7528<\/td>\u7f51\u5173\u8fc7\u8f7d\uff0c\u6216\u8005\u6ca1\u6709\u6b63\u786e\u914d\u7f6e\u3002<\/td><\/tr>
      11 (0x0B)<\/td>\u7f51\u5173\u76ee\u6807\u8bbe\u5907\u672a\u80fd\u664c\u5e94<\/td>\u5728\u7f51\u7edc\u4e2d\u4e0d\u5b58\u5728\u4ece\u8bbe\u5907\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/span>","protected":false},"excerpt":{"rendered":"

      \u6709\u6548\u529f\u80fd\u7801\u8bf4\u660e\uff08\u5341\u8fdb\u5236\uff09 \u529f\u80fd\u7801 \u8bf4\u660e 01 \u8bfb\u53d6\u7ebf\u5708\u72b6\u6001 …<\/p>","protected":false},"author":1,"featured_media":27963,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1394],"tags":[690],"class_list":["post-27911","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-modbus-protocol","tag-modbus-protocol"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/27911","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=27911"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/27911\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/27963"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=27911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=27911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=27911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}