{"id":26407,"date":"2024-01-01T23:48:14","date_gmt":"2024-01-01T15:48:14","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=26407"},"modified":"2024-01-01T23:48:16","modified_gmt":"2024-01-01T15:48:16","slug":"zai-s7-1200-jin-xing-modbus-rtu-tong-xin-zhong-de-lun-xun-shi-jian-you-hua-yu-gu-zhang-chu-li","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/26407.html","title":{"rendered":"\u5728S7-1200\u8fdb\u884cModbus RTU\u901a\u4fe1\u4e2d\u7684\u8f6e\u8be2\u65f6\u95f4\u4f18\u5316\u4e0e\u6545\u969c\u5904\u7406"},"content":{"rendered":"
<\/figure>\n\n\n\n

\u6982\u8ff0<\/h2>\n\n\n\n

\u5728S7-1200 Modbus RTU\u901a\u4fe1\u7f51\u7edc\u4e2d\uff0c\u5f53\u5305\u542b\u591a\u4e2a\u4ece\u7ad9\u7ad9\u70b9\u65f6\uff0c\u8f6e\u8be2\u5fc5\u987b\u9010\u4e00\u8bfb\u5199\u5404\u7ad9\u70b9\u6570\u636e\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5f71\u54cd\u6574\u4f53\u8f6e\u8be2\u65f6\u95f4\u7684\u56e0\u7d20\uff0c\u5e76\u63d0\u51fa\u76f8\u5e94\u7684\u4f18\u5316\u7b56\u7565\u548c\u6545\u969c\u5904\u7406\u65b9\u6cd5\u3002<\/p>\n\n\n\n

<\/figure>\n\n\n\n

\u5f71\u54cd\u8f6e\u8be2\u65f6\u95f4\u7684\u5173\u952e\u56e0\u7d20<\/h4>\n\n\n\n
    \n
  1. \u6ce2\u7279\u7387\u8bbe\u7f6e<\/strong>\uff1a\u6ce2\u7279\u7387\u8d8a\u9ad8\uff0c\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8d8a\u5feb\uff0c\u4ece\u800c\u7f29\u77ed\u8f6e\u8be2\u65f6\u95f4\u3002<\/li>\n\n\n\n
  2. \u901a\u4fe1\u6570\u636e\u91cf<\/strong>\uff1a\u6bcf\u4e2a\u7ad9\u70b9\u7684\u901a\u4fe1\u6570\u636e\u91cf\u8d8a\u5c0f\uff0c\u6307\u4ee4\u6267\u884c\u8d8a\u5feb\uff0c\u8f6e\u8be2\u65f6\u95f4\u76f8\u5e94\u7f29\u77ed\u3002<\/li>\n\n\n\n
  3. \u7ad9\u70b9\u6570\u91cf<\/strong>\uff1a\u7ad9\u70b9\u8d8a\u5c11\uff0c\u6240\u9700\u5904\u7406\u7684\u6570\u636e\u91cf\u8d8a\u5c0f\uff0c\u8f6e\u8be2\u65f6\u95f4\u66f4\u77ed\u3002<\/li>\n\n\n\n
  4. \u901a\u4fe1\u8ddd\u79bb<\/strong>\uff1a\u901a\u4fe1\u8ddd\u79bb\u8d8a\u77ed\uff0c\u53ef\u8bbe\u7f6e\u7684\u6ce2\u7279\u7387\u8d8a\u9ad8\uff0c\u6709\u5229\u4e8e\u51cf\u5c11\u8f6e\u8be2\u65f6\u95f4\u3002<\/li>\n\n\n\n
  5. \u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4<\/strong>\uff1a\u8fde\u63a5\u65f6\u95f4\u8d8a\u77ed\uff0c\u6574\u4f53\u8f6e\u8be2\u65f6\u95f4\u8d8a\u77ed\u3002<\/li>\n<\/ol>\n\n\n\n

    \u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u7684\u4f18\u5316<\/h2>\n\n\n\n

    \u5728Modbus RTU\u901a\u4fe1\u4e2d\uff0c\u4ee5\u4e0b\u53c2\u6570\u4e0e\u201c\u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u201d\u7d27\u5bc6\u76f8\u5173\uff1a<\/p>\n\n\n\n

      \n
    1. \u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4 (RESPTO)<\/strong>\uff1a\u6307\u4ece\u7ad9\u5bf9\u4e3b\u7ad9\u8bf7\u6c42\u7684\u54cd\u5e94\u65f6\u95f4\u3002<\/li>\n\n\n\n
    2. \u91cd\u8bd5\u6b21\u6570 (RETRIES)<\/strong>\uff1a\u6307\u521d\u6b21\u8fde\u63a5\u65e0\u54cd\u5e94\u540e\uff0c\u518d\u6b21\u5c1d\u8bd5\u8fde\u63a5\u7684\u6b21\u6570\u3002<\/li>\n\n\n\n
    3. \u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570 (Blocked_Proc_Timeout)<\/strong>\uff1a\u7528\u4e8e\u63a7\u5236\u4e3b\u7ad9\u5728\u6267\u884c\u4e0b\u4e00\u4e2a\u529f\u80fd\u5757\u6216\u8f6e\u8be2\u4e0b\u4e00\u4e2a\u7ad9\u70b9\u4e4b\u524d\u7684\u7b49\u5f85\u65f6\u95f4\u3002<\/li>\n<\/ol>\n\n\n\n

      \u201c\u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u201d\u7684\u8bbe\u7f6e\u53c2\u6570<\/h3>\n\n\n\n

      1.\u4fe1\u53f7\u5e72\u6270\u3001\u786c\u4ef6\u8d28\u91cf\u5f15\u8d77\u7684\u4ece\u7ad9\u6389\u7ad9\u3001\u5de5\u7a0b\u9700\u6682\u65f6\u5173\u95ed\u7ad9\u70b9\u7b49\u4f1a\u589e\u52a0\u201c\u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u201d\uff0c\u4f7f\u901a\u4fe1\u7cfb\u7edf\u8f6e\u8be2\u65f6\u95f4\u5927\u5927\u5ef6\u957f;<\/p>\n\n\n\n

      2.ModbusRTU\u901a\u4fe1\u4e2d\u4e0e\u201c\u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u201d\u76f8\u5173\u7684\u53c2\u6570:<\/p>\n\n\n\n

        \n
      • \u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4RESP_TO;<\/li>\n\n\n\n
      • \u91cd\u8bd5\u6b21\u6570RETRIES;<\/li>\n\n\n\n
      • \u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570Blocked_Proc_Timeout\u3002<\/li>\n<\/ul>\n\n\n\n

        \u91cd\u8bd5\u6b21\u6570RETRIES<\/h3>\n\n\n\n

        1.RETRIES\u53c2\u6570\u7684\u8bbe\u7f6e\u65b9\u6cd5<\/p>\n\n\n\n

          \n
        • \u5728\u529f\u80fd\u5757MB_COMM_LOAD\u80cc\u666f\u6570\u636e\u5757\u53ef\u8bbe\u7f6eRETRIES\u53c2\u6570<\/li>\n\n\n\n
        • \u4e3b\u7ad9\u5728\u8fd4\u56de\u65e0\u54cd\u5e94\u9519\u8bef\u4ee3\u78010x80C8 \u524d\u7684\u91cd\u8bd5\u6b21\u6570(\u9ed8\u8ba42\u6b21)<\/li>\n<\/ul>\n\n\n\n
          <\/figure>\n\n\n\n

          2.RETRIES\u53c2\u6570\u7684\u542b\u4e49<\/p>\n\n\n\n

            \n
          • RETRIES\u53c2\u6570\u8868\u793a\uff0c\u521d\u6b21\u8fde\u63a5\u65e0\u54cd\u5e94\u540e\uff0c\u518d\u6b21\u8fde\u63a5\u7684\u6b21\u6570\u3002\u4ee5\u9ed8\u8ba42\u6b21\u4e3a\u4f8b\uff0c\u5b9e\u9645\u5c1d\u8bd5\u8fde\u63a5\u6b21\u6570\u4e3a3\u6b21;<\/li>\n\n\n\n
          • \u66f4\u6539\u53c2\u6570\u540e\uff0c\u9700\u8981\u91cd\u65b0\u4f7f\u80fdMB_COMM_LOAD\u529f\u80fd\u5757\u7684REQ\u7ba1\u811a\uff0c\u5426\u5219\u66f4\u6539\u53c2\u6570\u4e0d\u751f\u6548\u3002<\/li>\n<\/ul>\n\n\n\n

            \u4e3b\u7ad9\u5b9a\u65f6 Blocked_Proc_Timeout<\/h2>\n\n\n\n

            1.Blocked_ProcTimeout\u53c2\u6570\u7684\u8bbe\u7f6e\u65b9\u6cd5<\/p>\n\n\n\n

              \n
            • \u82e5Done\u53caError\u5747\u672a\u7f6e1\u65f6\uff0c\u9700\u63d0\u4f9b\u5b9a\u65f6\u95f4\u5728\u65f6\u95f4\u5230\u8fbe\u540e\u7f6e\u4f4d\u4ee5\u4fbf\u6267\u884c\u4e0b\u4e2a\u529f\u80fd\u5757\u6216\u8f6e\u8be2\u4e0b\u4e2a\u7ad9\u70b9\u3002<\/li>\n\n\n\n
            • MB_Master\u80cc\u666f\u6570\u636e\u5757\u63d0\u4f9b\u4e86\u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570(\u8303\u56f4(0S\u52305.5S)<\/li>\n<\/ul>\n\n\n\n
              <\/figure>\n\n\n\n

              2.\u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4\u53c2\u6570\u4e0e\u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570\u7684\u533a\u522b<\/p>\n\n\n\n

                \n
              • \u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4\u53c2\u6570RESP_TO\u9488\u5bf9\u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4\uff0c\u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570Blocked_Proc_Timeout\u5219\u662f\u9488\u5bf9\u4e3b\u7ad9\u7684\u5b9a\u65f6\u65f6\u95f4;<\/li>\n\n\n\n
              • \u4e3b\u7ad9\u5b9a\u65f6\u53ef\u9632\u6b62\u5355\u4e2aMB_Master\u6307\u4ee4\u72ec\u5360\/\u9501\u5b9a\u5bf9\u7aef\u53e3\u7684\u8bbf\u95ee<\/li>\n<\/ul>\n\n\n\n

                Modbus\u5ef6\u8fdf\u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

                1.\u7531\u4e8e\u67d0\u4e00\u4e2a\u4ece\u7ad9\u6389\u7ad9\uff0c\u5f15\u8d77\u8f6e\u8be2\u7684\u5468\u671f\u65f6\u95f4\u5ef6\u957f\u8fd9\u79cd\u60c5\u51b5\u4e0b\u8be5\u5982\u4f55\u51cf\u5c0f\u6b64\u5f71\u54cd?<\/p>\n\n\n\n

                  \n
                • S7-1200\u53ef\u540c\u65f6\u8c03\u6574\u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4\u53c2\u6570\u548c\u91cd\u8bd5\u6b21\u6570\u53c2\u6570\uff0c\u7528\u4e8e\u51cf\u5c0fModbus\u4ece\u7ad9\u6389\u7ad9\/\u6682\u65f6\u5173\u95ed\u800c\u589e\u5927\u7684\u8f6e\u8be2\u5468\u671f\u65f6\u95f4;<\/li>\n\n\n\n
                • \u53ef\u6839\u636e\u9879\u76ee\u5b9e\u9645\u5de5\u51b5\u9002\u5f53\u51cf\u5c0f\u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4RESP_TO\u3002\u7531\u4e8e\u8fd9\u4e00\u65f6\u95f4\u65e0\u6cd5\u4f30\u7b97\uff0c\u5efa\u8bae\u591a\u6b21\u6d4b\u8bd5\uff0c\u786e\u8ba4\u6bcf\u4e2a\u4ece\u7ad9\u90fd\u80fd\u591f\u6b63\u5e38\u7a33\u5b9a\u8fde\u63a5\u60c5\u51b5\u4e0b\uff0c\u5c06\u6b64\u65f6\u95f4\u8bbe\u7f6e\u5f97\u5c3d\u91cf\u5c0f\u3002<\/li>\n\n\n\n
                • \u4ee5\u8bbe\u7f6e500ms\u4e3a\u4f8b:\u5c06RETRIES\u8bbe\u7f6e\u4e3a0\u3002\u5373\u5bf9\u4e8e\u6bcf\u4e2a\u4ece\u7ad9\u4e3b\u7ad9\u53ea\u5c1d\u8bd5\u8fde\u63a5\u4e00\u6b21\uff0c\u603b\u8ba1\u8017\u65f6500ms\u3002<\/li>\n<\/ul>\n\n\n\n

                  2.MB_MASTER\u62a5\u95198200(\u7aef\u53e3\u6b63\u5fd9\u4e8e\u5904\u7406\u4f20\u9001\u8bf7\u6c42)\u8fd9\u79cd\u60c5\u51b5\u4e0b\u8be5\u5982\u4f55\u5904\u7406?<\/p>\n\n\n\n

                    \n
                  • \u8be5\u60c5\u51b5DONE\/ERROR\u672a\u7f6e\u4f4d\uff0c\u4e0e\u540e\u7eedMB_MASTER\u51b2\u7a81\u5bfc\u81f4;<\/li>\n\n\n\n
                  • \u786e\u4fdd\u63a5\u901a\u4e0b\u4e2aMBMASTER\u65f6\u95f4\u5927\u4e8eBlocked Proc Timeout\u6240\u8bbe\u5b9a\u7684\u65f6\u95f4(\u9ed8\u8ba4\u65f6\u95f4\u4e3a3S)<\/li>\n<\/ul>\n\n\n\n

                    \u7ed3\u8bba<\/h2>\n\n\n\n

                    \u901a\u8fc7\u5bf9\u6ce2\u7279\u7387\u8bbe\u7f6e\u3001\u901a\u4fe1\u6570\u636e\u91cf\u3001\u7ad9\u70b9\u6570\u91cf\u3001\u901a\u4fe1\u8ddd\u79bb\u3001\u5404\u7ad9\u70b9\u8fde\u63a5\u65f6\u95f4\u7b49\u5173\u952e\u56e0\u7d20\u7684\u4f18\u5316\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8Modbus RTU\u901a\u4fe1\u7cfb\u7edf\u7684\u6548\u7387\u3002\u540c\u65f6\uff0c\u5408\u7406\u8bbe\u7f6e\u4ece\u7ad9\u54cd\u5e94\u65f6\u95f4\u3001\u91cd\u8bd5\u6b21\u6570\u548c\u4e3b\u7ad9\u5b9a\u65f6\u53c2\u6570\uff0c\u53ef\u4ee5\u6709\u6548\u5904\u7406\u901a\u4fe1\u6545\u969c\uff0c\u4fdd\u8bc1\u7cfb\u7edf\u7684\u7a33\u5b9a\u8fd0\u884c\u3002\u8fd9\u5bf9\u4e8e\u63d0\u9ad8\u5de5\u4e1a\u81ea\u52a8\u5316\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n<\/span>","protected":false},"excerpt":{"rendered":"

                    \u6982\u8ff0 \u5728S7-1200 Modbus RTU\u901a\u4fe1\u7f51\u7edc\u4e2d\uff0c\u5f53\u5305…<\/p>","protected":false},"author":1,"featured_media":26411,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1135],"tags":[241,1855,281],"class_list":["post-26407","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industrial-iot","tag-rtu","tag-1855","tag-281"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/26407","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=26407"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/26407\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/26411"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=26407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=26407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=26407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}