{"id":25707,"date":"2023-11-03T23:21:20","date_gmt":"2023-11-03T15:21:20","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=25707"},"modified":"2026-07-01T00:25:56","modified_gmt":"2026-06-30T16:25:56","slug":"modbus-poll-yi-chang-gong-neng-jie-shi-yu-xiang-xi-shuo-ming","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/25707.html","title":{"rendered":"Modbus Poll \u5f02\u5e38\u529f\u80fd\u89e3\u91ca\u4e0e\u8be6\u7ec6\u8bf4\u660e"},"content":{"rendered":"

Modbus Poll\u662f\u4e00\u79cd\u5e7f\u6cdb\u7528\u4e8eModbus\u901a\u4fe1\u534f\u8bae\u7684\u6d4b\u8bd5\u5de5\u5177\uff0c\u5b83\u5141\u8bb8\u7528\u6237\u6a21\u62df\u4e3b\u8bbe\u5907\uff08\u901a\u5e38\u662f\u5ba2\u6237\u7aef\uff09\u4e0e\u4ece\u8bbe\u5907\uff08\u901a\u5e38\u662f\u670d\u52a1\u5668\uff09\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u4ee5\u9a8c\u8bc1\u901a\u4fe1\u7684\u6b63\u5e38\u6027\u3002\u5728Modbus Poll\u7684\u4f7f\u7528\u4e2d\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u9047\u5230\u5404\u79cd\u5f02\u5e38\u529f\u80fd\uff0c\u8fd9\u4e9b\u5f02\u5e38\u529f\u80fd\u5bf9\u4e8e\u6545\u969c\u8bca\u65ad\u548c\u95ee\u9898\u89e3\u51b3\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8Modbus Poll\u4e2d\u7684\u5f02\u5e38\u529f\u80fd\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u8be6\u7ec6\u7684\u89e3\u91ca\u548c\u8bf4\u660e\u3002<\/p>\n\n\n\n

Modbus Poll \u5f02\u5e38\u529f\u80fd\u7684\u6982\u8ff0<\/h3>\n\n\n\n

Modbus Poll\u5f02\u5e38\u529f\u80fd\u662f\u6307\u5728\u4f7f\u7528\u8be5\u5de5\u5177\u65f6\u53ef\u80fd\u51fa\u73b0\u7684\u4e0d\u6b63\u5e38\u884c\u4e3a\u6216\u9519\u8bef\u60c5\u51b5\u3002\u8fd9\u4e9b\u5f02\u5e38\u529f\u80fd\u662f\u7528\u6237\u4e86\u89e3\u95ee\u9898\u5e76\u91c7\u53d6\u9002\u5f53\u7ea0\u6b63\u63aa\u65bd\u7684\u5173\u952e\u3002\u4ee5\u4e0b\u662f\u5e38\u89c1\u7684Modbus Poll\u5f02\u5e38\u529f\u80fd\u53ca\u5176\u8be6\u7ec6\u89e3\u91ca\u548c\u8bf4\u660e\uff1a<\/p>\n\n\n\n

    \n
  1. \u8fde\u63a5\u9519\u8bef\uff08Connection Error<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
      \n
    • \u89e3\u91ca<\/strong>\uff1a\u8fde\u63a5\u9519\u8bef\u901a\u5e38\u8868\u793aModbus Poll\u65e0\u6cd5\u5efa\u7acb\u6709\u6548\u7684\u8fde\u63a5\u5230\u76ee\u6807Modbus\u4ece\u8bbe\u5907\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u4ece\u8bbe\u5907\u672a\u542f\u52a8\u3001\u901a\u4fe1\u53c2\u6570\u8bbe\u7f6e\u4e0d\u6b63\u786e\u6216\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u5f15\u8d77\u7684\u3002<\/li>\n\n\n\n
    • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u4ed4\u7ec6\u68c0\u67e5\u8fde\u63a5\u8bbe\u7f6e\uff0c\u5305\u62ec\u76ee\u6807\u4ece\u8bbe\u5907\u7684IP\u5730\u5740\u3001\u7aef\u53e3\u548c\u901a\u4fe1\u53c2\u6570\u3002\u786e\u4fdd\u6240\u6709\u8bbe\u7f6e\u6b63\u786e\uff0c\u4ee5\u786e\u4fdd\u53ef\u4ee5\u5efa\u7acb\u6709\u6548\u7684\u8fde\u63a5\u3002<\/li>\n<\/ul>\n\n\n\n
        \n
      1. \u901a\u4fe1\u9519\u8bef\uff08Communication Error<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
          \n
        • \u89e3\u91ca<\/strong>\uff1a\u901a\u4fe1\u9519\u8bef\u8868\u793aModbus Poll\u5728\u4e0e\u76ee\u6807\u4ece\u8bbe\u5907\u901a\u4fe1\u65f6\u9047\u5230\u4e86\u9519\u8bef\u3002\u901a\u4fe1\u9519\u8bef\u53ef\u80fd\u5305\u62ec\u6570\u636e\u4f20\u8f93\u9519\u8bef\u3001CRC\u6821\u9a8c\u9519\u8bef\u6216\u901a\u4fe1\u8d85\u65f6\u7b49\u95ee\u9898\u3002<\/li>\n\n\n\n
        • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u68c0\u67e5\u901a\u4fe1\u8bbe\u7f6e\u3001\u7535\u7f06\u8fde\u63a5\u548c\u786c\u4ef6\u72b6\u6001\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u80fd\u591f\u6b63\u786e\u4f20\u8f93\u3002\u89e3\u51b3\u901a\u4fe1\u9519\u8bef\u901a\u5e38\u9700\u8981\u8c03\u6574\u901a\u4fe1\u53c2\u6570\u6216\u66f4\u6539\u786c\u4ef6\u914d\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n
            \n
          1. \u975e\u6cd5\u6570\u636e\u5730\u5740\uff08Illegal Data Address<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
              \n
            • \u89e3\u91ca<\/strong>\uff1a\u975e\u6cd5\u6570\u636e\u5730\u5740\u8868\u793aModbus Poll\u5c1d\u8bd5\u8bfb\u53d6\u6216\u5199\u5165\u4ece\u8bbe\u5907\u4e2d\u4e0d\u5b58\u5728\u7684\u6570\u636e\u5730\u5740\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u6570\u636e\u5730\u5740\u8bbe\u7f6e\u4e0d\u6b63\u786e\u6216\u6570\u636e\u5730\u5740\u5728\u4ece\u8bbe\u5907\u4e2d\u4e0d\u5b58\u5728\u5f15\u8d77\u7684\u3002<\/li>\n\n\n\n
            • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u786e\u8ba4\u6240\u9009\u7684\u6570\u636e\u5730\u5740\u5728\u4ece\u8bbe\u5907\u4e2d\u5b58\u5728\uff0c\u5e76\u4e14\u5730\u5740\u8bbe\u7f6e\u6b63\u786e\u3002\u6bd4\u8f83Modbus Poll\u7684\u8bf7\u6c42\u8bbe\u7f6e\u4e0e\u4ece\u8bbe\u5907\u7684\u89c4\u683c\u8bf4\u660e\uff0c\u786e\u4fdd\u6570\u636e\u5730\u5740\u5339\u914d\u3002<\/li>\n<\/ul>\n\n\n\n
                \n
              1. \u975e\u6cd5\u529f\u80fd\u7801\uff08Illegal Function Code<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                  \n
                • \u89e3\u91ca<\/strong>\uff1a\u975e\u6cd5\u529f\u80fd\u7801\u8868\u793aModbus Poll\u5c1d\u8bd5\u4f7f\u7528\u4ece\u8bbe\u5907\u4e0d\u652f\u6301\u7684\u529f\u80fd\u7801\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u4ece\u8bbe\u5907\u4e0d\u652f\u6301\u8be5\u529f\u80fd\u7801\u6216\u7528\u6237\u9009\u62e9\u4e86\u4e0d\u6b63\u786e\u7684\u529f\u80fd\u7801\u3002<\/li>\n\n\n\n
                • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u67e5\u770bModbus Poll\u548c\u4ece\u8bbe\u5907\u7684\u6587\u6863\uff0c\u4e86\u89e3\u652f\u6301\u7684\u529f\u80fd\u7801\u5217\u8868\u3002\u786e\u4fdd\u6240\u9009\u7684\u529f\u80fd\u7801\u4e0e\u4ece\u8bbe\u5907\u7684\u89c4\u683c\u76f8\u5339\u914d\u3002<\/li>\n<\/ul>\n\n\n\n
                    \n
                  1. \u4ece\u8bbe\u5907\u6545\u969c\uff08Server Failure<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                      \n
                    • \u89e3\u91ca<\/strong>\uff1a\u4ece\u8bbe\u5907\u6545\u969c\u8868\u793a\u4ece\u8bbe\u5907\u672a\u80fd\u6267\u884cModbus Poll\u8bf7\u6c42\u7684\u64cd\u4f5c\uff0c\u901a\u5e38\u662f\u56e0\u4e3a\u51fa\u73b0\u4e86\u65e0\u6cd5\u4fee\u590d\u7684\u9519\u8bef\u3002<\/li>\n\n\n\n
                    • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u68c0\u67e5\u4ece\u8bbe\u5907\u7684\u72b6\u6001\uff0c\u4ee5\u786e\u5b9a\u5b83\u662f\u5426\u6b63\u5e38\u8fd0\u884c\u3002\u89e3\u51b3\u4ece\u8bbe\u5907\u6545\u969c\u53ef\u80fd\u9700\u8981\u4fee\u590d\u786c\u4ef6\u6216\u8fdb\u884c\u8bbe\u5907\u7ef4\u62a4\u3002<\/li>\n<\/ul>\n\n\n\n
                        \n
                      1. \u8d85\u65f6\uff08Timeout<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                          \n
                        • \u89e3\u91ca<\/strong>\uff1a\u8d85\u65f6\u8868\u793aModbus Poll\u5728\u7b49\u5f85\u4ece\u8bbe\u5907\u54cd\u5e94\u65f6\u8d85\u8fc7\u4e86\u8bbe\u5b9a\u7684\u8d85\u65f6\u65f6\u95f4\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u7f51\u7edc\u5ef6\u8fdf\u6216\u4ece\u8bbe\u5907\u54cd\u5e94\u901f\u5ea6\u8f83\u6162\u5f15\u8d77\u7684\u3002<\/li>\n\n\n\n
                        • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u53ef\u4ee5\u5c1d\u8bd5\u589e\u52a0Modbus Poll\u7684\u8d85\u65f6\u8bbe\u7f6e\uff0c\u4ee5\u9002\u5e94\u6162\u901f\u54cd\u5e94\u3002\u6b64\u5916\uff0c\u7528\u6237\u5e94\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\uff0c\u786e\u4fdd\u5b83\u7a33\u5b9a\u3002<\/li>\n<\/ul>\n\n\n\n
                            \n
                          1. \u65e0\u54cd\u5e94\uff08No Response<\/mark>\uff09<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                              \n
                            • \u89e3\u91ca<\/strong>\uff1a\u65e0\u54cd\u5e94\u8868\u793aModbus Poll\u53d1\u9001\u8bf7\u6c42\u540e\u672a\u6536\u5230\u4ece\u8bbe\u5907\u7684\u54cd\u5e94\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u4ece\u8bbe\u5907\u672a\u542f\u52a8\u3001\u7f51\u7edc\u6545\u969c\u6216\u8fde\u63a5\u4e2d\u65ad\u5f15\u8d77\u7684\u3002<\/li>\n\n\n\n
                            • \u8bf4\u660e<\/strong>\uff1a\u7528\u6237\u5e94\u68c0\u67e5\u4ece\u8bbe\u5907\u7684\u72b6\u6001\uff0c\u786e\u4fdd\u5b83\u6b63\u5e38\u8fd0\u884c\u3002\u540c\u65f6\uff0c\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\uff0c\u4ee5\u786e\u5b9a\u662f\u5426\u5b58\u5728\u901a\u4fe1\u95ee\u9898\u3002<\/li>\n<\/ul>\n\n\n\n

                              \u4f7f\u7528Modbus Poll \u5f02\u5e38\u529f\u80fd\u7684\u6b65\u9aa4<\/h3>\n\n\n\n

                              \u4e86\u89e3\u548c\u8bc6\u522bModbus Poll\u7684\u5f02\u5e38\u529f\u80fd\u5bf9\u4e8e\u6545\u969c\u8bca\u65ad\u548c\u95ee\u9898\u89e3\u51b3\u81f3\u5173\u91cd\u8981\u3002\u5f53\u7528\u6237\u9047\u5230\u5f02\u5e38\u529f\u80fd\u65f6\uff0c\u5e94\u6309\u4ee5\u4e0b\u6b65\u9aa4\u5904\u7406\u95ee\u9898\uff1a<\/p>\n\n\n\n

                                \n
                              1. \u68c0\u67e5\u8fde\u63a5\u8bbe\u7f6e<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                                  \n
                                • \u68c0\u67e5Modbus Poll\u7684\u8fde\u63a5\u8bbe\u7f6e\uff0c\u5305\u62ec\u76ee\u6807\u4ece\u8bbe\u5907\u7684IP\u5730\u5740\u3001\u7aef\u53e3\u548c\u901a\u4fe1\u53c2\u6570\u3002<\/li>\n\n\n\n
                                • \u786e\u4fdd\u6240\u6709\u8bbe\u7f6e\u6b63\u786e\uff0c\u4ee5\u786e\u4fdd\u53ef\u4ee5\u5efa\u7acb\u6709\u6548\u7684\u8fde\u63a5\u3002<\/li>\n<\/ul>\n\n\n\n
                                    \n
                                  1. \u68c0\u67e5\u786c\u4ef6<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                                      \n
                                    • \u68c0\u67e5\u901a\u4fe1\u786c\u4ef6\uff0c\u5305\u62ec\u7535\u7f06\u3001\u4e32\u53e3\u9002\u914d\u5668\u548c\u4ece\u8bbe\u5907\u7684\u72b6\u6001\u3002<\/li>\n\n\n\n
                                    • \u786e\u4fdd\u786c\u4ef6\u6ca1\u6709\u6545\u969c\uff0c\u8fd9\u53ef\u80fd\u662f\u901a\u4fe1\u95ee\u9898\u7684\u6839\u672c\u539f\u56e0\u3002<\/li>\n<\/ul>\n\n\n\n
                                        \n
                                      1. \u786e\u8ba4\u6570\u636e\u5730\u5740<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                                          \n
                                        • \u786e\u4fdd\u6240\u9009\u7684\u6570\u636e\u5730\u5740\u5728\u4ece\u8bbe\u5907\u4e2d\u5b58\u5728\uff0c\u5e76\u4e14\u5730\u5740\u8bbe\u7f6e\u6b63\u786e\u3002<\/li>\n\n\n\n
                                        • \u6bd4\u8f83Modbus Poll\u7684\u8bf7\u6c42\u8bbe\u7f6e\u4e0e\u4ece\u8bbe\u5907\u7684\u89c4\u683c\u8bf4\u660e\uff0c\u786e\u4fdd\u6570\u636e\u5730\u5740\u5339\u914d\u3002<\/li>\n<\/ul>\n\n\n\n
                                            \n
                                          1. \u67e5\u9605\u6587\u6863<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                                              \n
                                            • \u9605\u8bfbModbus Poll\u548c\u4ece\u8bbe\u5907\u7684\u6587\u6863\uff0c\u4e86\u89e3\u652f\u6301\u7684\u529f\u80fd\u7801\u548c\u53ef\u80fd\u7684\u5f02\u5e38\u60c5\u51b5\u3002<\/li>\n\n\n\n
                                            • \u6587\u6863\u901a\u5e38\u63d0\u4f9b\u4e86\u89e3\u51b3\u95ee\u9898\u7684\u63d0\u793a\u548c\u5efa\u8bae\u3002<\/li>\n<\/ul>\n\n\n\n
                                                \n
                                              1. \u589e\u52a0\u8d85\u65f6\u65f6\u95f4<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n
                                                  \n
                                                • \u5982\u679c\u9047\u5230\u8d85\u65f6\u95ee\u9898\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u589e\u52a0Modbus Poll\u7684\u8d85\u65f6\u8bbe\u7f6e\uff0c\u4ee5\u9002\u5e94\u6162\u901f\u54cd\u5e94\u3002<\/li>\n\n\n\n
                                                • \u589e\u52a0\u8d85\u65f6\u65f6\u95f4\u53ef\u80fd\u6709\u52a9\u4e8e\u89e3\u51b3\u901a\u4fe1\u5ef6\u8fdf\u5f15\u8d77\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n\n\n\n

                                                  \u603b\u7ed3<\/h3>\n\n\n\n

                                                  Modbus Poll\u5f02\u5e38\u529f\u80fd\u662f\u7528\u6237\u5728\u4f7f\u7528\u8be5\u5de5\u5177\u65f6\u53ef\u80fd\u9047\u5230\u7684\u5173\u952e\u4fe1\u606f\uff0c\u5b83\u4eec\u6709\u52a9\u4e8e\u8bc6\u522b\u95ee\u9898\u5e76\u91c7\u53d6\u9002\u5f53\u7684\u63aa\u65bd\u6765\u89e3\u51b3\u901a\u4fe1\u6545\u969c\u3002\u7528\u6237\u5e94\u4ed4\u7ec6\u9605\u8bfb\u548c\u7406\u89e3\u6bcf\u79cd\u5f02\u5e38\u529f\u80fd\u7684\u542b\u4e49\uff0c\u4ee5\u786e\u4fddModbus\u901a\u4fe1\u987a\u5229\u8fdb\u884c\u3002\u901a\u8fc7\u68c0\u67e5\u8fde\u63a5\u8bbe\u7f6e\u3001\u786c\u4ef6\u72b6\u6001\u548c\u6570\u636e\u5730\u5740\uff0c\u7528\u6237\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u89e3\u51b3\u5f02\u5e38\u529f\u80fd\u5f15\u8d77\u7684\u95ee\u9898\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n<\/span>","protected":false},"excerpt":{"rendered":"

                                                  MODBUS Poll \u2014 <\/p>","protected":false},"author":1,"featured_media":25641,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[3097],"tags":[668,281],"class_list":["post-25707","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tool-tutorials","tag-poll","tag-281"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/25707","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=25707"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/25707\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/25641"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=25707"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=25707"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=25707"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}