"# Modbus Poll \u4e2d\u6587\u7248\u7528\u6237\u624b\u518c\u53ca\u8f6f\u4ef6\u4e0b\u8f7d\n\n> 2024-03-24 | 2026-01-05\n> https:\/\/www.modbus.cn\/en\/26919.html\n\n**Modbus\u8c03\u8bd5\u5de5\u5177**\n\n---\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20260105173518752.webp)\n\n**\u5c0f\u7a0b\u5e8f\u7248\uff0c\u514d\u8d39\u4f7f\u7528\uff01\uff01\uff01**\n\n## Modbus Poll\u7b80\u4ecb\n\nModbus Poll \u662f\u4e00\u6b3e\u6613\u4e8e\u4f7f\u7528\u7684 Modbus \u4e3b\u7ad9\u6a21\u62df\u5668\uff0c\u4e13\u4e3a\u591a\u79cd\u7528\u9014\u800c\u5f00\u53d1\u3002\n\n\u5176\u4e2d\u5305\u62ec\uff1a\n\n- Modbus \u4ece\u7ad9\u8bbe\u5907\u8bbe\u8ba1\u4eba\u5458\uff0c\u7528\u4e8e\u5feb\u901f\u8f7b\u677e\u5730\u6d4b\u8bd5\u534f\u8bae\u63a5\u53e3\n\n- \u9700\u8981\u5728\u73b0\u573a\u6d4b\u8bd5Modbus\u8bbe\u5907\u6216\u7f51\u7edc\u7684\u81ea\u52a8\u5316\u5de5\u7a0b\u5e08\n\n- \u60f3\u8981\u4ece\u8bbe\u5907\u4e2d\u8bfb\u53d6\u548c\/\u6216\u66f4\u6539\u7279\u5b9a\u670d\u52a1\u6570\u636e\u7684\u670d\u52a1\u5de5\u7a0b\u5e08\n\n- \u66f4\u6539\u4ece\u8bbe\u5907\u4e2d\u7684 Modbus \u5bc4\u5b58\u5668\n\n- \u8bb0\u5f55\u6765\u81ea Modbus \u8bbe\u5907\u7684\u6570\u636e\n\n- \u6545\u969c\u6392\u9664\u548c\u5408\u89c4\u6027\u6d4b\u8bd5\n\n### Modbus Poll \u7684\u7cfb\u7edf\u8981\u6c42\n\n**\u786c\u4ef6\u8981\u6c42**\n\n\u5904\u7406\u5668\uff1b\u5efa\u8bae\u4f7f\u7528 1 GHz \u6216\u66f4\u5feb 1 GB RAM\n5 MB \u53ef\u7528\u786c\u76d8\u7a7a\u95f4\n1024 x 768 \u663e\u793a\u5206\u8fa8\u7387\u64cd\u4f5c\u7cfb\u7edf\u8981\u6c42\n\n\u652f\u6301\u4ece Windows 7 \u5230 Windows 11 \u7684\u6240\u6709 Windows \u7248\u672c\u3002\n\n## Modbus Poll\u529f\u80fd\n\n### \u8fde\u63a5\n\nModbus Poll\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u5bf9\u4ece\u8bbe\u5907\u8bfb\u53d6\/\u5199\u5165\u6570\u636e\uff1a\n\n- RS232 \u6216 RS485 \u7f51\u7edc\u4e0a\u7684 Modbus RTU \u6216 ASCII\u3002\uff08USB\/RS232\/485\u8f6c\u6362\u5668\uff09\n\n- \u57fa\u4e8e TCP\/IP \u7684 Modbus\u3002\uff08\u5c01\u88c5\u5728TCP\u6570\u636e\u5305\u4e2d\u7684Modbus RTU\/ASCII\uff09\n\n- \u57fa\u4e8e UDP\/IP \u7684 Modbus\u3002\uff08\u5c01\u88c5\u5728 UDP \u6570\u636e\u5305\u4e2d\u7684 Modbus RTU\/ASCII\uff09\n\n### \u652f\u6301\u7684Modbus\u529f\u80fd\n\n- 01 \uff080x01\uff09 \u8bfb\u53d6\u7ebf\u5708\n\n- 02 \uff080x02\uff09 \u8bfb\u53d6\u79bb\u6563\u8f93\u5165\n\n- 03 \uff080x03\uff09 \u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\n\n- 04 \uff080x04\uff09 \u8bfb\u53d6\u8f93\u5165\u5bc4\u5b58\u5668\n\n- 05 \uff080x05\uff09 \u5199\u5165\u5355\u7ebf\u5708\n\n- 06 \uff080x06\uff09 \u5199\u5165\u5355\u4e2a\u5bc4\u5b58\u5668\n\n- 08 \uff080x08\uff09 \u8bca\u65ad\uff08\u4ec5\u9650\u4e32\u884c\u7ebf\u8def\uff09\n\n- 11 \uff080x0B\uff09 \u83b7\u53d6\u901a\u4fe1\u4e8b\u4ef6\u8ba1\u6570\u5668\uff08\u4ec5\u9650\u4e32\u884c\u7ebf\u8def\uff09\n\n- 15 \uff080x0F\uff09 \u5199\u5165\u591a\u4e2a\u7ebf\u5708\n\n- 16 \uff080x10\uff09 \u5199\u5165\u591a\u4e2a\u5bc4\u5b58\u5668\n\n- 17 \uff080x11\uff09 \u62a5\u8868\u670d\u52a1\u5668 ID\uff08\u4ec5\u9650\u4e32\u884c\u884c\uff09\n\n- 22 \uff080x16\uff09 \u63a9\u7801\u5199\u5165\u5bc4\u5b58\u5668\n\n- 23 \uff080x17\uff09 \u8bfb\/\u5199\u591a\u4e2a\u5bc4\u5b58\u5668\n\n- 43 \/ 14 \uff080x2B \/ 0x0E\uff09 \u8bfb\u53d6\u8bbe\u5907\u6807\u8bc6\n\n### \u6570\u636e\u8bb0\u5f55\n\n- \u5c06\u6570\u636e\u8bb0\u5f55\u5230\u6587\u672c\u6587\u4ef6\n\n- \u5c06\u6570\u636e\u76f4\u63a5\u8bb0\u5f55\u5230 Excel \u4e2d\n\n### \u663e\u793a\u683c\u5f0f\n\n\u6bcf\u4e2a\u5355\u5143\u683c\u90fd\u53ef\u4ee5\u5355\u72ec\u8bbe\u7f6e\u683c\u5f0f\u3002\n\n\u4e2d\u6587\u63cf\u8ff0\u82f1\u6587\u63cf\u8ff016\u4f4d\u6709\u7b26\u53f7\u5bc4\u5b58\u5668Signed 16-bit register16\u4f4d\u65e0\u7b26\u53f7\u5bc4\u5b58\u5668Unsigned 16-bit register\u5341\u516d\u8fdb\u5236Hex\u4e8c\u8fdb\u5236Binary\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 32 \u4f4d\u6709\u7b26\u53f7\u6574\u657032-bit signed integer with any word\/byte order\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 32 \u4f4d\u65e0\u7b26\u53f7\u6574\u657032-bit unsigned integer with any word\/byte order\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 64 \u4f4d\u6709\u7b26\u53f7\u6574\u657064-bit signed integer with any word\/byte order\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 64 \u4f4d\u65e0\u7b26\u53f7\u6574\u657064-bit unsigned integer with any word\/byte order\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 32 \u4f4d\u6d6e\u70b9\u657032-bit float with any word\/byte order\u5177\u6709\u4efb\u610f\u5b57\/\u5b57\u8282\u987a\u5e8f\u7684 64\u4f4d\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u657064-bit double float with any word\/byte order\n\n### \u5176\u4ed6\u529f\u80fd\n\n- \u7528\u4e8e\u4e0e Excel\u3001VBA\u3001Python \u7b49\u63a5\u53e3\u7684 OLE\/Automation\u3002\n\n- \u76d1\u63a7\u6570\u636e\u6d41\u91cf\n\n- \u6253\u5370\u548c\u6253\u5370\u9884\u89c8\n\n- \u5b57\u4f53\u9009\u62e9\n\n- \u6761\u4ef6\u989c\u8272\n\n- \u7f29\u653e\n\n- \u5b9e\u65f6\u56fe\u8868\n\n- \u4fdd\u5b58\/\u6253\u5f00\u5de5\u4f5c\u533a\n\n- \u5730\u5740\u626b\u63cf\n\n## Modbus Poll\u6982\u8ff0\n\nModbus Poll \u4f7f\u7528\u591a\u7a97\u53e3\u754c\u9762\u3002\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u6253\u5f00\u51e0\u4e2a\u7a97\u53e3\u3002 \u6bcf\u4e2a\u90fd\u540c\u65f6\u5177\u6709\u6765\u81ea\u4e0d\u540c\u4ece\u7ad9\u8bbe\u5907\u7684\u4e0d\u540c\u6570\u636e\u5185\u5bb9\u3002\n\n![Modbus Poll Master \u6a21\u62df\u5668](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145224226.png)\n\n### \u968f\u65f6\u968f\u5730\u63d0\u4f9b\u5e2e\u52a9\n\n**\u6309 F1** \u5e76\u83b7\u53d6\u4e0e\u5f53\u524d\u6240\u9009\u9879\u76ee\u5173\u8054\u7684\u4e3b\u9898\u7684\u4e0a\u4e0b\u6587\u76f8\u5173\u5e2e\u52a9\u3002\n\n**SHIFT + F1** \u8c03\u7528\u4e00\u79cd\u7279\u6b8a\u7684\u201c\u5e2e\u52a9\u6a21\u5f0f\u201d\uff0c\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u5149\u6807\u4f1a\u53d8\u6210\u5e2e\u52a9\u5149\u6807\uff08\u7bad\u5934 + \u95ee\u53f7\uff09\u3002 \u7136\u540e\uff0c\u7528\u6237\u53ef\u4ee5\u5728\u7528\u6237\u754c\u9762\u4e2d\u9009\u62e9\u53ef\u89c1\u5bf9\u8c61\uff0c\u4f8b\u5982\u83dc\u5355\u9879\u3001\u5de5\u5177\u680f\u6309\u94ae\u6216\u7a97\u53e3\u3002 \u8fd9\u5c06\u6253\u5f00\u6709\u5173\u63cf\u8ff0\u6240\u9009\u9879\u76ee\u7684\u4e3b\u9898\u7684\u5e2e\u52a9\u3002\n\n### \u547d\u540d\u5355\u5143\u683c\n\n\u5728\u8fd9\u91cc\uff0c\u60a8\u53ef\u4ee5\u952e\u5165\u4efb\u4f55\u6587\u672c\u6765\u6307\u5b9a\u503c\u5355\u5143\u683c\u3002\u60a8\u8fd8\u53ef\u4ee5\u4ece Excel \u5355\u5143\u683c\u590d\u5236\/\u7c98\u8d34\u6587\u672c\u3002\n\n### \u503c\u5355\u5143\u683c\n\n\u663e\u793aModbus\u5bc4\u5b58\u5668\u7684\u6570\u636e\u503c\u3002\u5982\u679c\u53cc\u51fb\u503c\u5355\u5143\u683c\uff0c\u5219\u4f1a\u51fa\u73b0\u4e00\u4e2a\u5bf9\u8bdd\u6846 \u5c06\u65b0\u503c\u5199\u5165\u4ece\u8bbe\u5907\u3002\u5728\u503c\u5355\u5143\u683c\u4e2d\u952e\u5165\u6570\u5b57\u4e5f\u4f1a\u663e\u793a\u5bf9\u8bdd\u6846\u3002 \u53ef\u4ee5\u9009\u62e9\u7528\u4e8e\u5199\u5165\u503c\u7684 Modbus \u51fd\u6570\u3002\n\n\u201c\u5728\u54cd\u5e94\u6b63\u5e38\u65f6\u5173\u95ed\u5bf9\u8bdd\u6846\u201d\u590d\u9009\u6846\u7528\u4e8e\u5728\u6210\u529f\u53d1\u9001\u503c\u65f6\u81ea\u52a8\u5173\u95ed\u5bf9\u8bdd\u6846\u3002 \u5f53\u8981\u66f4\u6539\u5927\u91cf\u503c\u65f6\uff0c\u8fd9\u5f88\u65b9\u4fbf\u3002\u8fd9\u6837\uff0c\u53ef\u4ee5\u5feb\u901f\u9009\u62e9\u65b0\u5355\u5143\u683c\uff0c\u7136\u540e\u518d\u6b21\u952e\u5165\u65b0\u503c\u3002\n\n![\u5199\u5165\u5355\u4e2a\u5bc4\u5b58\u5668](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145226194.png)\n\n### \u66f4\u6539\u5b57\u4f53\n\n\u8981\u66f4\u6539\u5b57\u4f53\uff0c\u60a8\u6709 2 \u4e2a\u9009\u9879\n\n- \u9009\u62e9\u8981\u66f4\u6539\u7684\u5355\u5143\u683c\uff0c\u7136\u540e\u5355\u51fb\u9f20\u6807\u53f3\u952e\u3002\n\n- \u9009\u62e9\u8981\u66f4\u6539\u7684\u5355\u5143\u683c\uff0c\u7136\u540e\u9009\u62e9 Menu\u2192Display\u2192Font\u3002\n\n![\u5b57\u4f53\u9009\u62e9](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145229842.png)\n\n### \u6761\u4ef6\u989c\u8272\n\n\u6761\u4ef6\u989c\u8272\u53ef\u5e2e\u52a9\u60a8\u76f4\u89c2\u5730\u663e\u793a\u7279\u5b9a\u8303\u56f4\u5185\u7684\u503c\u30023\u79cd\u989c\u8272\u9009\u62e9\n\n- \u9ed8\u8ba4\u989c\u8272\uff1a\u5982\u679c\u6ca1\u6709\u4efb\u4f55\u6761\u4ef6\u989c\u8272\u7684\u8ba1\u7b97\u7ed3\u679c\u4e3a true\uff0c\u5219\u4f7f\u7528\u6b64\u989c\u8272\u3002\n\n- \u89c4\u5219 1\uff1a\u5982\u679c\u8868\u8fbe\u5f0f\u7684\u8ba1\u7b97\u7ed3\u679c\u4e3a true\uff0c\u5219\u4f7f\u7528\u6b64\u989c\u8272\u9009\u62e9\u3002\u89c4\u5219 1 \u4f18\u5148\u4e8e\u89c4\u5219 2\u3002\n\n- \u89c4\u5219 2\uff1a\u5982\u679c\u8868\u8fbe\u5f0f\u7684\u8ba1\u7b97\u7ed3\u679c\u4e3a true\uff0c\u5219\u4f7f\u7528\u6b64\u989c\u8272\u9009\u62e9\u3002\n\n7\u79cd\u6bd4\u8f83\u8fd0\u7b97\u7b26\n\n\u4e2d\u6587\u63cf\u8ff0\u82f1\u6587\u63cf\u8ff0\u672a\u4f7f\u7528not used\u7b49\u4e8eequal to\u5927\u4e8egreater than\u5c0f\u4e8eless than\u5927\u4e8e\u7b49\u4e8egreater than or equal to\u5c0f\u4e8e\u7b49\u4e8eless than or equal to\u4e0eand\n\n\u5f53\u6570\u636e\u7c7b\u578b\u4e3a\u6d6e\u70b9\u578b\u6216 32 \u4f4d\u957f\u7c7b\u578b\u65f6\uff0c\u4e0d\u80fd\u4f7f\u7528\u201cand\u201d\u8fd0\u7b97\u7b26\u3002 \u5982\u679c\u9009\u62e9\u201cand\u201d\uff0c\u5219\u6761\u4ef6\u503c\u5c06\u4f5c\u4e3a\u5341\u516d\u8fdb\u5236\u6570\u5b57\u8f93\u5165\u3002 \u5982\u679c\u5355\u5143\u683c\u548c\u6761\u4ef6\u503c\u4e2d\u7684\u4efb\u4f55\u4f4d\u5747\u4e3a 1\uff0c\u5219\u8ba1\u7b97\u7ed3\u679c\u4e3a true\u3002\n\n#### \u989c\u8272\u793a\u4f8b\n\n\u5982\u679c\u5355\u5143\u683c\u503c\u5927\u4e8e 0\uff0c\u5219\u4e3a\u7eff\u8272\uff0c\u5982\u679c\u5c0f\u4e8e 0\uff0c\u5219\u4e3a\u7ea2\u8272\u3002\n\n![\u5355\u5143\u683c\u989c\u8272](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145231496.png)\n\n### \u7f29\u653e\n\n\u7f29\u653e\u53ef\u5e2e\u52a9\u60a8\u5c06\u539f\u59cb\u503c\u7f29\u653e\u4e3a\u4eba\u7c7b\u53ef\u8bfb\u7684\u503c\u3002\u7f29\u653e\u4ec5\u9002\u7528\u4e8e\u6709\u7b26\u53f7\u548c\u65e0\u7b26\u53f7\u7684 16\/32 \u4f4d\u6574\u6570\u3002\n\n![\u7f29\u653e](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145233629.png)\n\n\uff08X1\uff0cY1\uff09 \u548c \uff08X2\uff0cY2\uff09\n\n\u7a7f\u8fc7\u4e24\u70b9 \uff08X1\uff0cY1\uff09 \u548c \uff08X2\uff0cY2\uff09 \u7684\u7ebf\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324150402600.png)\n\n\u7ebf\u65b9\u7a0b\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324150428293.png)\n\n\u7cbe\u5ea6\n\n\u5c0f\u6570\u70b9\u540e\u7684\u4f4d\u6570\u3002\n\n\u4f7f\n\n\u5fc5\u987b\u542f\u7528\u624d\u80fd\u4ece Modbus \u670d\u52a1\u5668\/\u4ece\u7ad9\u7f29\u653e\u503c\u3002\u5982\u679c\u51fa\u73b0\u5176\u4ed6\u60c5\u51b5\uff0c\u5219\u81ea\u52a8\u7981\u7528\u7f29\u653e \u9009\u62e9 16\/32 \u4f4d\u6574\u6570\u663e\u793a\u683c\u5f0f\u3002\n\n### \u5b9e\u65f6\u56fe\u8868\n\n\u8be5\u56fe\u8868\u53ef\u4ee5\u5b9e\u65f6\u7ed8\u5236 12 \u4e2a\u7cfb\u5217\uff0c\u6bcf\u4e2a\u7cfb\u5217\u6700\u591a 100000 \u4e2a\u70b9\u3002\n\n### \u5730\u5740\u626b\u63cf\n\n\u626b\u63cf\u5730\u5740\u8303\u56f4\u4ee5\u83b7\u53d6\u8bbe\u5907\u4e2d\u6240\u6709\u6709\u6548\u5730\u5740\u7684\u5217\u8868\u3002\n\n### \u6253\u5f00\u4e00\u4e2a\u65b0\u7a97\u53e3\n\n\u8981\u6253\u5f00\u53e6\u4e00\u4e2a\u7a97\u53e3\uff0c\u60a8\u6709 3 \u4e2a\u9009\u9879\uff1a\n\n- \u6309 CTRL+N\n\n- \u5728\u6587\u4ef6\u83dc\u5355\u4e2d\u9009\u62e9\u65b0\u5efa\n\n- \u538b![\u65b0\u7a97\u53e3](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145235237.png)\u5728\u5de5\u5177\u680f\u4e0a\n\n## \u8fde\u63a5\u5bf9\u8bdd\u6846\n\n\u8981\u6253\u5f00\u8fde\u63a5\u5bf9\u8bdd\u6846\uff0c\u60a8\u6709 2 \u4e2a\u9009\u9879\uff1a\n\n- \u6309 F3\n\n- \u4ece\u8fde\u63a5\u83dc\u5355\u4e2d\u9009\u62e9\u8fde\u63a5\n\n![Modbus \u8fde\u63a5\u8bbe\u7f6e\u201d](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145238234.png)\n\n### \u8fde\u63a5\uff08Connection\uff09\n\n\u6709 5 \u79cd\u4e0d\u540c\u7684\u8fde\u63a5\u7c7b\u578b\uff1a\n\n- **\u4e32\u884c\uff1a**\n\u4e32\u884c\u7ebf\u8def\u4e0a\u7684Modbus\u3002RS232 \u6216 RS485\u3002\u53ef\u4ee5\u4f7f\u7528USB\u4e32\u884c\u8f6c\u6362\u5668\u3002\n\n- **Modbus TCP\/IP\uff1a**\n\u5982\u679c\u8981\u4e0e MODBUS TCP\/IP \u7f51\u7edc\u901a\u4fe1\uff0c\u8bf7\u9009\u62e9 TCP\/IP\u3002\u5728\u672c\u4f8b\u4e2d\uff0c\u4ece\u5c5e ID \u662f \u4e0e MODBUS TCP\/IP \u4e2d\u4f7f\u7528\u7684\u8bbe\u5907 ID \u76f8\u540c\u3002\n\u7aef\u53e3\u53f7\u9ed8\u8ba4\u4e3a 502\u3002\n\u5982\u679c\u8fde\u63a5\u5931\u8d25\uff0c\u8bf7\u5c1d\u8bd5\u5728\u547d\u4ee4\u63d0\u793a\u7b26\u4e0b\u5bf9\u8bbe\u5907\u6267\u884c ping \u64cd\u4f5c\u3002\u5982\u679c ping \u547d\u4ee4\u5931\u8d25\uff0c\u5219 Modbus \u8f6e\u8be2\u4e5f\u4f1a\u5931\u8d25\u3002\n\n- **Modbus UDP\/IP\uff1a**\n\u5982\u679c\u8981\u4e0e MODBUS UDP\/IP \u7f51\u7edc\u901a\u4fe1\uff0c\u8bf7\u9009\u62e9 UDP\/IP\u3002\u8fd9\u4e0eModbus\u76f8\u540c TCP\/IP\uff0c\u4f46\u6539\u7528\u8fde\u63a5\u8f83\u5c11\u7684 UDP \u534f\u8bae\u3002\n\n- **Modbus RTU\/ASCII over TCP\/IP\uff1a**\n\u8fd9\u662f\u901a\u8fc7 TCP\/IP \u7f51\u7edc\u800c\u4e0d\u662f\u4e32\u884c\u7ebf\u8def\u53d1\u9001\u7684 RTU \u6216 ASCII \u6d88\u606f\u3002\n\n- **Modbus RTU\/ASCII over UDP\/IP\uff1a**\n\u8fd9\u662f\u901a\u8fc7 UDP\/IP \u7f51\u7edc\u800c\u4e0d\u662f\u4e32\u884c\u7ebf\u8def\u53d1\u9001\u7684 RTU \u6216 ASCII \u6d88\u606f\u3002\n\n\u6ce8\u610f\uff1a\u8fde\u63a5\u7c7b\u578b 3-5 \u4e0d\u662f [www.modbus.org](https:\/\/modbus.org\/) \u6307\u5b9a\u7684\u6807\u51c6 Modbus\uff0c\u4f46\u4e3a\u4e86\u65b9\u4fbf\u8d77\u89c1\uff0c\u6dfb\u52a0\u4e86\u5b83\u4eec\u3002\n\n\u6839\u636e\u60a8\u7684\u9009\u62e9\uff0c\u5176\u4ed6\u4e00\u4e9b\u8bbe\u7f6e\u5c06\u663e\u793a\u4e3a\u7070\u8272\u3002\n\n### \u4e32\u53e3\u8bbe\u7f6e\uff08Serial Settings\uff09\n\n\u4f7f\u7528\u8fd9\u4e9b\u53c2\u6570\u53ef\u4ee5\u8bbe\u7f6e\u4e32\u884c\u7aef\u53e3\u8bbe\u7f6e\u3002\u4ec5\u5f53\u8fde\u63a5\u7c7b\u578b\u4e3a\u201c**\u4e32\u884c\u7aef\u53e3**\u201d\u65f6\uff0c\u5b83\u4eec\u624d\u53ef\u7528\u3002\n\n**\u6a21\u5f0f**\n\n\u4f7f\u7528\u6b64\u9009\u9879\u53ef\u9009\u62e9 **RTU** \u6216 **ASCII** \u6a21\u5f0f\u3002\u9ed8\u8ba4 RTU\u3002\n\n**\u54cd\u5e94\u8d85\u65f6**\n\n\u6307\u5b9a Modbus \u8f6e\u8be2\u5728\u653e\u5f03\u4e4b\u524d\u5e94\u7b49\u5f85\u4ece\u673a\u8bbe\u5907\u54cd\u5e94\u7684\u65f6\u95f4\u957f\u5ea6\u3002\u9ed8\u8ba4\u503c\u4e3a 1000ms\u3002\n\n**\u8f6e\u8be2\u4e4b\u95f4\u7684\u6700\u5c0f\u5ef6\u8fdf**\n\n\u65e0\u8bba\u626b\u63cf\u901f\u7387\u5982\u4f55\uff0c\u6b64\u8bbe\u7f6e\u90fd\u53ef\u786e\u4fdd\u5728\u4f20\u8f93\u4e0b\u4e00\u4e2a\u8bf7\u6c42\u4e4b\u524d\u5c06\u5ef6\u8fdf\u964d\u81f3\u6700\u4f4e\u3002 \u6b64\u8bbe\u7f6e\u7684\u5206\u8fa8\u7387\u7ea6\u4e3a 15 \u6beb\u79d2\u3002\u5728\u67d0\u4e9b\u8ba1\u7b97\u673a\u4e0a\u53ef\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u5206\u8fa8\u7387\uff0c\u4f46\u4e0d\u662f\u5168\u90e8\u3002\n\n\u6ce8\u610f\uff1a\n\n1.\u5982\u679c\u5c06\u6b64\u503c\u8bbe\u7f6e\u4e3a\u4f4e\u4e8e 20 \u6beb\u79d2\uff0c\u5219\u65e0\u6cd5\u4fdd\u8bc1\u54cd\u5e94\u548c\u65b0\u8bf7\u6c42\u4e4b\u95f4\u7684 3.5 \u4e2a\u5b57\u7b26\u7684\u65f6\u95f4\u95f4\u9694\u3002 \u8fd9\u662f\u56e0\u4e3a Windows \u8ba1\u5212\u7a0b\u5e8f\u6bcf 10 - 20 \u6beb\u79d2\u5207\u6362\u4e00\u6b21\u4efb\u52a1\u3002\n\n2.\u5982\u679c\u8f6e\u8be2\u4e32\u884c RS485 \u7f51\u7edc\u4e2d\u7684\u591a\u4e2a\u4ece\u7ad9\uff0c\u5219\u4e0d\u5e94\u5c06\u8be5\u503c\u8bbe\u7f6e\u4e3a\u4f4e\u4e8e 20 \u6beb\u79d2\u3002\u8fd9\u662f\u4e3a\u4e86\u786e\u4fdd 3.5 \u4e2a\u5b57\u7b26\u7684\u65f6\u95f4\u95f4\u9694\u3002\n\n3.\u5728 TCP\/IP \u7f51\u7edc\u4e2d\uff0c\u5c0f\u4e8e 20 \u6beb\u79d2\u662f\u53ef\u4ee5\u7684\u3002\n\n4.\u4ec5\u4e0e\u4e00\u4e2a\u4ece\u8bbe\u5907\u7684\u4e32\u884c\u8fde\u63a5\u5c0f\u4e8e 20 \u6beb\u79d2\u5373\u53ef\u3002\n\n**\u7528\u6237\u6ce2\u7279\u7387**\n\n\u5982\u679c\u9ed8\u8ba4\u6ce2\u7279\u7387\u5747\u65e0\u7528\uff0c\u8bf7\u6307\u5b9a\u81ea\u5b9a\u4e49\u6ce2\u7279\u7387\u3002\n\n### \u8fdc\u7a0b\u670d\u52a1\u5668\n\n\u8fdc\u7a0b\u670d\u52a1\u5668\u8bbe\u7f6e\u4ec5\u5728\u4f7f\u7528\u4ee5\u592a\u7f51\u8fde\u63a5\u65f6\u53ef\u7528\u3002\n\n**IP\u5730\u5740**\n\n\u670d\u52a1\u5668 IP \u5730\u5740\u3002\u9ed8\u8ba4\u503c\u4e3a localhost 127.0.0.1\n\n**\u7aef\u53e3**\n\n\u670d\u52a1\u5668\u7aef\u53e3\u53f7\u3002\u9ed8\u8ba4\u503c 502\n\n**\u8fde\u63a5\u8d85\u65f6**\n\n\u7528\u4e8e\u5efa\u7acb\u8fde\u63a5\u7684\u6700\u957f\u65f6\u95f4\u3002\u9ed8\u8ba4\u503c 1000\n\n### \u9ad8\u7ea7\u8bbe\u7f6e\n\n**RTS \u5207\u6362**\n\nRTS Toggle \u6307\u5b9a\u5982\u679c\u5b57\u8282\u53ef\u7528\u4e8e\u4f20\u8f93\uff0c\u5219 RTS \u884c\u5c06\u4e3a\u9ad8\u7535\u5e73\u3002\u53d1\u9001\u5b8c\u6240\u6709\u7f13\u51b2\u5b57\u8282\u540e\uff0cRTS \u884c\u5c06\u53d8\u4e3a\u4f4e\u7535\u5e73\u3002\n\u5982\u679c\u60a8\u6709\u4e00\u4e2a\u6ca1\u6709\u81ea\u52a8\u65b9\u5411\u5207\u6362\u7684 232\/485 \u8f6c\u6362\u5668\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u5207\u6362\u65b9\u5411\u3002\n\n\u6ce8\u610f\uff1a\n\n\u5982\u679c\u53ef\u80fd\uff0c\u5e94\u907f\u514d\u4f7f\u7528 RTS \u63a7\u5236\u7684 RS232\/RS485 \u8f6c\u6362\u5668\u3002 \u5f88\u96be\u786e\u5b9a\u4ee5\u975e\u5b9e\u65f6\u65b9\u5f0f\u5173\u95ed\u53d1\u5c04\u5668\u7684\u786e\u5207\u65f6\u95f4 Windows \u548c Linux \u7b49\u64cd\u4f5c\u7cfb\u7edf\u3002\u5982\u679c\u8fc7\u65e9\u5173\u95ed\uff0c\u5b57\u7b26\u53ef\u80fd\u4ecd\u4f1a\u5750\u7740 \u5728FIFO\u6216UART\u7684\u53d1\u5c04\u5bc4\u5b58\u5668\u4e2d\uff0c\u8fd9\u4e9b\u5b57\u7b26\u5c06\u4e22\u5931\u3002\u56e0\u6b64\u5974\u96b6 \u65e0\u6cd5\u8bc6\u522b\u8be5\u6d88\u606f\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5982\u679c\u5b83\u5173\u95ed\u5f97\u592a\u665a\uff0c\u90a3\u4e48\u4ece\u673a\u7684\u6d88\u606f \u5df2\u635f\u574f\uff0c\u4e3b\u670d\u52a1\u5668\u5c06\u65e0\u6cd5\u8bc6\u522b\u8be5\u6d88\u606f\u3002\n\n**DSR\u683c\u5f0f**\n\nDSR \u6307\u5b9a\u662f\u5426\u76d1\u89c6 DSR\uff08\u6570\u636e\u96c6\u5c31\u7eea\uff09\u4fe1\u53f7\u4ee5\u8fdb\u884c\u8f93\u51fa\u6d41\u91cf\u63a7\u5236\u3002\u5982\u679c\u6b64\u6210\u5458\u4e3a TRUE \u4e14 DSR \u5904\u4e8e\u5173\u95ed\u72b6\u6001\uff0c\u5219\u8f93\u51fa\u5c06\u6302\u8d77\uff0c\u76f4\u5230\u518d\u6b21\u53d1\u9001 DSR\u3002\n\n**CTS\u670d\u52a1**\n\nCTS \u6307\u5b9a\u662f\u5426\u76d1\u63a7 CTS\uff08clear-to-send\uff09\u4fe1\u53f7\u4ee5\u8fdb\u884c\u8f93\u51fa\u6d41\u91cf\u63a7\u5236\u3002\u5982\u679c\u542f\u7528\u6b64\u590d\u9009\u6846\u5e76\u5173\u95ed CTS\uff0c\u5219\u8f93\u51fa\u5c06\u6682\u505c\uff0c\u76f4\u5230\u518d\u6b21\u53d1\u9001 CTS\u3002\n\n**DTR\u516c\u53f8**\n\nDTR \u6307\u5b9a\u5728\u6253\u5f00\u7aef\u53e3\u65f6\u662f\u542f\u7528\u8fd8\u662f\u7981\u7528 DTR\u3002\n\n**\u5220\u9664 Echo**\n\n\u5982\u679c\u60a8\u7684\u8bbe\u5907\u6216 RS232\/RS485 \u8f6c\u6362\u5668\u56de\u663e\u521a\u521a\u53d1\u9001\u7684\u5b57\u7b26\u3002\n\n## \u8bfb\/\u5199\u5b9a\u4e49\n\n\u4f7f\u7528\u6b64\u547d\u4ee4\u53ef\u4ee5\u5b9a\u4e49\u8981\u76d1\u89c6\u7684\u6d3b\u52a8\u7a97\u53e3\u7684\u6570\u636e\u3002\n\n\u82e5\u8981\u6253\u5f00\u201c\u8bfb\/\u5199\u5b9a\u4e49\u201d\u5bf9\u8bdd\u6846\uff0c\u6709 3 \u4e2a\u9009\u9879\uff1a\n\n- \u6309 F8\n\n- \u4ece\u201c\u8bbe\u7f6e\u201d\u83dc\u5355\u4e2d\u9009\u62e9\u201c\u8bfb\/\u5199\u5b9a\u4e49\u201d\n\n- \u538b![\u201c\u5b9a\u4e49\u201d\u6309\u94ae](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145240769.png)\u5728\u5de5\u5177\u680f\u4e0a\n\n![\u8bfb\/\u5199\u5b9a\u4e49](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145243487.png)\n\n### \u4ece\u7ad9ID\n\n\u8303\u56f4 1 \u5230 255\u3002\uff08MODBUS\u534f\u8bae\u89c4\u8303\u662f247\uff09\u3002\u503c 0 \u4e5f\u53ef\u7528\u4e8e\u76f4\u63a5\u4e0e MODBUS\/TCP \u6216 MODBUS\/UDP \u8bbe\u5907\u901a\u4fe1\u3002\n\n### \u51fd\u6570\u4ee3\u7801\n\n\u60a8\u53ef\u4ee5\u4ece 8 \u4e2a\u529f\u80fd\u4ee3\u7801\u4e2d\u9009\u62e9 1 \u4e2a\u3002\n\n#### \u8bfb\u53d6\u51fd\u6570\n\n\u8bfb\u53d6\u51fd\u6570\u8fd4\u56de\u7684\u6570\u636e\u5c06\u663e\u793a\u5728\u7f51\u683c\u7a97\u53e3\u4e2d\u3002\n\n- 01\uff1a\u8bfb\u53d6\u7ebf\u5708 \uff080x\uff09\n\n- 02\uff1a \u8bfb\u53d6\u79bb\u6563\u8f93\u5165 \uff081x\uff09\n\n- 03\uff1a \u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668 \uff084x\uff09\n\n- 04\uff1a \u8bfb\u53d6\u8f93\u5165\u5bc4\u5b58\u5668 \uff083x\uff09\n\n#### \u7f16\u5199\u51fd\u6570\n\n\u5199\u5165\u51fd\u6570\u5199\u5165\u663e\u793a\u5728\u7f51\u683c\u7a97\u53e3\u4e0a\u7684\u6570\u636e\u3002\n\n- 05\uff1a \u5199\u5165\u5355\u7ebf\u5708\uff08\u5199\u5165\u7ebf\u5708\u72b6\u6001\uff09\n\n- 06\uff1a \u5199\u5165\u5355\u4e2a\u5bc4\u5b58\u5668\uff08\u5199\u5165\u4fdd\u6301\u5bc4\u5b58\u5668\uff09\n\n- 15\uff1a\u5199\u5165\u591a\u4e2a\u7ebf\u5708\uff08\u5199\u5165\u7ebf\u5708\uff09\n\n- 16\uff1a\u5199\u5165\u591a\u4e2a\u5bc4\u5b58\u5668\uff08\u5199\u5165\u4fdd\u6301\u5bc4\u5b58\u5668\uff09\n\n### \u5730\u5740\n\nModbus \u534f\u8bae\u4e2d\u7684\u5730\u5740\u4ee4\u4eba\u56f0\u60d1\uff01\u67d0\u4e9b\u534f\u8bae\u89c4\u8303\u4f7f\u7528\u534f\u8bae\/\u6d88\u606f \u5730\u5740\uff0c\u5176\u4ed6\u4eba\u4f7f\u7528\u8bbe\u5907\u5bfb\u5740\u3002\n\n#### \u534f\u8bae\/\u6d88\u606f\u5730\u5740\n\n\u67d0\u4e9b\u534f\u8bae\u89c4\u8303\u4f7f\u7528\u4ece 0 \u5230 65535 \u8ba1\u6570\u7684\u534f\u8bae\/\u6d88\u606f\u5730\u5740\u4ee5\u53ca \u51fd\u6570\u4ee3\u7801\u3002\u8fd9\u4e5f\u662f\u65b0\u7684Modbus\u89c4\u8303\u6240\u4f7f\u7528\u7684\u3002\u8fd9\u662f\u91cc\u9762\u7684\u5730\u5740 \u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u7684\u6d88\u606f\u3002\n\nModbus Poll \u4f7f\u7528\u534f\u8bae\/\u6d88\u606f\u5730\u5740\u8ba1\u6570\u4ece 0 \u5230 65535\u3002\n\n#### \u8bbe\u5907\u5730\u5740\n\n\u67d0\u4e9b\u534f\u8bae\u89c4\u8303\u4f7f\u7528\u8bbe\u5907\u5730\u5740\/\u5bc4\u5b58\u5668\u3002\u5bc4\u5b58\u5668\u8ba1\u6570\u4ece 1 \u5f00\u59cb\u3002 \u7b2c\u4e00\u4f4d\u6570\u5b57\u63cf\u8ff0\u8981\u4f7f\u7528\u7684\u51fd\u6570\u3002\u8fd9\u610f\u5473\u7740\u8bbe\u5907\u5730\u5740 40101 \u7531\u5730\u5740 100 \u6807\u8bc6\u3002\u201c4\u201d\u8868\u793a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c4x \u5bc4\u5b58\u5668\u4ece 1 \u5f00\u59cb\u8ba1\u6570\u3002 \u56e0\u6b64\uff0c\u201c4XXXX\u201d\u5f15\u7528\u662f\u9690\u5f0f\u7684\u3002 \u66f4\u4ee4\u4eba\u56f0\u60d1\u7684\u662f\uff1a4x \u8868\u793a\u529f\u80fd\u4ee3\u7801 03,3x \u8868\u793a\u529f\u80fd\u4ee3\u7801 04\uff01\n\n#### 5 \u4f4d\u6570\u5b57\u4e0e 6 \u4f4d\u5bfb\u5740\n\n\u5730\u5740\u683c\u5f0f 4x \u4ece 40001 \u8ba1\u6570\u5230 49999\u3002\u4e0b\u4e00\u4e2a\u5730\u5740**\u4e0d\u662f** 50000\u3002 \u5728\u8fc7\u53bb\uff0c9999\u4e2a\u5730\u5740\u5c31\u8db3\u591f\u4e86\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c9999 \u662f\u4e0d\u591f\u7684\u3002 \u7136\u540e\u6dfb\u52a0\u4e00\u4e2a\u96f6\u300240101 \u53d8\u4e3a 400101\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002\u8fd9\u79f0\u4e3a 6 \u4f4d\u5bfb\u5740\u6216\u6269\u5c55\u5bfb\u5740\u3002\n\n\u8fd9\u4e0d\u662f Modbus Poll \u7684\u95ee\u9898\u3002410001\u53d8\u6210 10000\u3002\u201c4\u201d\u88ab\u6254\u6389\uff0c\u5176\u4f59\u7684 10001 \u5f53\u6211\u4eec\u4ece 0 \u800c\u4e0d\u662f 1 \u5f00\u59cb\u8ba1\u6570\u65f6\uff0c\u4f1a\u51cf\u5c11 1\u3002\n\n#### \u5730\u5740\u793a\u4f8b\n\n\u8fd9\u4e9b\u793a\u4f8b\u663e\u793a\u4e86\u5728\u89c4\u8303\u4f7f\u7528\u8bbe\u5907\u5730\u5740\u65f6\u5982\u4f55\u8bbe\u7f6e Modbus Poll\u3002\n\n**\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668**\n\n\u60a8\u5e0c\u671b\u6bcf 1000 \u6beb\u79d2\u4ece\u4ece\u5c5e ID 2 \u8bfb\u53d6\u8bbe\u5907\u5730\u5740 40011 \u7684 20 \u4e2a\u5bc4\u5b58\u5668\u3002\u4ece\u201c4\u201d\u4e2d\u6211\u4eec\u77e5\u9053\u8fd9\u662f\u51fd\u6570 03\u201c\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u201d\u3002\n\n- \u4ece\u7ad9 ID = 2\n\n- \u51fd\u6570 = \u201c03 \u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668 \uff084x\uff09\u201d\n\n- \u5730\u5740 = 10\uff0811 \u51cf\u53bb 1\uff09\n\n- \u6570\u91cf = 20\n\n- \u626b\u63cf\u901f\u7387 = 1000\n\n**\u8bfb\u53d6\u79bb\u6563\u8f93\u5165**\n\n\u60a8\u5e0c\u671b\u6bcf 500 \u6beb\u79d2\u4ece\u5730\u5740 110201 \u4ece ID 5 \u8bfb\u53d6 1000 \u4e2a\u7ebf\u5708\u3002\u4ece\u201c1\u201d\u4e2d\u6211\u4eec\u77e5\u9053\u8fd9\u662f\u51fd\u6570 02\u201c\u8bfb\u53d6\u79bb\u6563\u8f93\u5165\u201d\n\n- \u4ece\u7ad9 ID = 5\n\n- \u51fd\u6570 = \u201c02 \u8bfb\u53d6\u79bb\u6563\u8f93\u5165 \uff081x\uff09\u201d\n\n- \u5730\u5740 = 10200 \uff0810201 - 1\uff09\n\n- \u6570\u91cf = 1000\n\n- \u626b\u63cf\u7387 = 500\n\n### \u626b\u63cf\u901f\u7387\n\n\u626b\u63cf\u901f\u7387\u53ef\u4ee5\u4ece0\u52303600000ms\u8bbe\u7f6e\u3002\u8bf7\u6ce8\u610f\uff0c\u5c06\u626b\u63cf\u901f\u7387\u8bbe\u7f6e\u4e3a\u4f4e\u4e8e\u4e8b\u52a1 \u65f6\u95f4\u6ca1\u6709\u610f\u4e49\u3002\u5982\u679c\u4f7f\u7528 9600 \u6ce2\u7279\u7684\u4e32\u884c\u8fde\u63a5\u5e76\u8bf7\u6c42 125 \u4e2a\u5bc4\u5b58\u5668 \u4e8b\u52a1\u65f6\u95f4\u5927\u7ea6\u662f 8 + 2 + 250 + 2 = 262ms + \u8bf7\u6c42\u4e4b\u95f4\u7684\u95f4\u9694\uff08>3.5 \u4e2a\u5b57\u7b26\u65f6\u95f4\uff09 \u548c\u56de\u5e94\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c06\u626b\u63cf\u901f\u7387\u8bbe\u7f6e\u4e3a100ms\u662f\u6ca1\u6709\u610f\u4e49\u7684\uff0c\u56e0\u4e3a\u4e8b\u52a1\u65f6\u95f4 \u81f3\u5c11 262 \u6beb\u79d2 + \u4ece\u7ad9\u5ef6\u8fdf\uff08\u95f4\u9699\uff09+ \u8f6e\u8be2\u4e4b\u95f4\u7684\u6700\u77ed\u65f6\u95f4\u3002\uff08\u5728\u8fde\u63a5\u5bf9\u8bdd\u6846 F3 \u4e2d\u8bbe\u7f6e\uff09\u3002\n\n### \u7981\u7528\u8bfb\/\u5199\n\n\u201c\u7981\u7528\u8bfb\/\u5199\u201d\u590d\u9009\u6846\u53ef\u7528\u4e8e\u4e34\u65f6\u542f\u7528\u6216\u7981\u7528\u901a\u4fe1 \u6b64\u7a97\u53e3\u3002\u7136\u540e\u663e\u793a\u6587\u672c \uff08Disabled\uff09 \u4ee5\u53ca Tx \u548c Error \u8ba1\u6570\u5668\u3002\n\n![\u8bfb\/\u5199\u7981\u7528](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145246681.png)\n\u5982\u679c\u7981\u7528\u4e86\u201c\u8bfb\/\u5199\u201d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u201c\u8bfb\/\u5199\u4e00\u6b21\u201d\u6309\u94ae\u6216\u6309 F6 \u53d1\u51fa\u5355\u4e2a\u8bf7\u6c42\u3002\n\n![\u201c\u8bfb\/\u5199\u4e00\u6b21\u201d\u6309\u94ae](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145248437.png)\n\u201c\u8bfb\/\u5199\u4e00\u6b21\u201d\u6309\u94ae\n\n#### \u51fa\u9519\u65f6\u7981\u7528\n\n\u5982\u679c\u51fa\u73b0\u9519\u8bef\uff0c\u8bf7\u7981\u7528\u8bfb\/\u5199\u3002\n\n### \u9690\u85cf\u540d\u79f0\u5217\n\n\u9690\u85cf\u6240\u6709\u540d\u79f0\u5217\u3002\u5982\u679c\u4e0d\u4f7f\u7528\u5b83\u4eec\uff0c\u8fd9\u53ef\u4ee5\u65b9\u4fbf\u5730\u817e\u51fa\u66f4\u591a\u7a7a\u95f4\u3002\n\n### \u5355\u5143\u683c\u4e2d\u7684\u5730\u5740\n\n\u5982\u679c\u542f\u7528\uff0c\u5219\u5730\u5740\u4e5f\u4f1a\u663e\u793a\u5728\u503c\u5355\u5143\u683c\u4e2d\uff0c\u4f8b\u5982\uff1a2000 = 00000\n\n![\u5355\u5143\u683c\u4e2d\u7684\u5730\u5740](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145251181.png)\n\n### PLC\u5730\u5740\uff08\u57fa\u65701\uff09\n\n\u6b64\u9009\u9879\u4f1a\u5c06\u5730\u5740\u663e\u793a\u4e3a\u8bbe\u5907\u5730\u5740\u3002\n\n![PLC\u5730\u5740](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145254934.png)\n\n### Enron\/Daniel\u6a21\u5f0f\n\nEnron \u6216 Enron\/Daniels Modbus \u662f\u5e26\u6709\u4e00\u4e9b\u201c\u4f9b\u5e94\u5546\u6269\u5c55\u201d\u7684\u6807\u51c6 Modbus\u3002 \u8fd9\u4e9b\u6269\u5c55\u7684\u786e\u5207\u5f71\u54cd\u53d6\u51b3\u4e8e\u4e0a\u4e0b\u6587\uff0c\u4f46\u5927\u591a\u6570\u5e38\u89c1\u7684 Modbus \u547d\u4ee4\u6309\u9884\u671f\u5de5\u4f5c\u3002 \u6709\u4e00\u4e9b\u81ea\u5b9a\u4e49\u7684\u4f9b\u5e94\u5546\u5b9a\u4e49\u7684\u51fd\u6570\u53ef\u7528 - \u4f46\u5f88\u5c11\u6709\u7528\u6237\u671f\u671b\u6216\u4f7f\u7528\u5b83\u4eec\u3002 \u6700\u5927\u7684\u5f71\u54cd\u4e0e 32 \u4f4d\u6570\u636e\u503c\u7684\u8bfb\u5199\u65b9\u5f0f\u6709\u5173\u3002\n\nEnron-Modbus \u5b9a\u4e49\u4e86\u4e24\u4e2a\u7279\u6b8a\u7684 4x \u4fdd\u6301\u5bc4\u5b58\u5668\u8303\u56f4\uff1a\n\n- 4x5001 \u5230 4x5999 \u5047\u5b9a\u4e3a 32 \u4f4d\u957f\u6574\u6570\uff08\u6bcf\u4e2a\u5bc4\u5b58\u5668 4 \u4e2a\u5b57\u8282\uff09\u3002\n\n- 4x7001 \u5230 4x7999 \u5047\u5b9a\u4e3a 32 \u4f4d\u6d6e\u70b9\uff08\u6bcf\u4e2a\u5bc4\u5b58\u5668 4 \u4e2a\u5b57\u8282\uff09\u3002\n\n\u5728 Modbus \u4e2d\u5904\u7406 32 \u4f4d\u503c\u5e76\u975e Enron-MB \u6240\u72ec\u6709\u3002\u4f46\u662f\uff0cEnron-MB \u9700\u8981 \u6bcf\u4e2a\u5bc4\u5b58\u5668\u8fd4\u56de 4 \u4e2a\u5b57\u8282\u800c\u4e0d\u662f 2 \u4e2a\u5b57\u8282\u7684\u6709\u4e89\u8bae\u7684\u6b65\u9aa4 Modbus \u89c4\u8303\u4e2d\u7684\u672f\u8bed\u201c\u4fdd\u6301\u5bc4\u5b58\u5668\u201d\u3002\u8fd9\u610f\u5473\u7740\u5bf9\u5bc4\u5b58\u5668\u8fdb\u884c\u8f6e\u8be2 Enron-Modbus \u4e2d\u7684 4x5001 \u548c 4x5002 \u8fd4\u56de 8 \u4e2a\u5b57\u8282\u6216\u4e24\u4e2a 32 \u4f4d\u6574\u6570\uff0c\u800c Standard Modbus \u53ea\u4f1a\u8fd4\u56de 4 \u4e2a\u5b57\u8282\u6216\u4e00\u4e2a 32 \u4f4d\u6574\u6570\uff0c\u88ab\u89c6\u4e3a\u4e24\u4e2a 16 \u4f4d\u6574\u6570\u3002 \u6b64\u5916\uff0cEnron-MB \u4e2d\u7684\u8f6e\u8be2\u5bc4\u5b58\u5668 4x5010 \u8fd4\u56de\u7b2c\u5341\u4e2a 32 \u4f4d\u957f\u6574\u6570\uff0c \u800c\u6807\u51c6 Modbus \u4f1a\u8003\u8651\u6b64\u8303\u56f4\u5185\u7b2c\u4e94\u4e2a 32 \u4f4d\u957f\u6574\u6570\u7684 1\/2\u3002\n\n### \u884c\n\n\u6307\u5b9a\u60a8\u559c\u6b22\u7684\u7f51\u683c\u4e2d\u7684\u884c\u6570\u3002\n\n## \u5b9e\u65f6\u56fe\u8868\n\n\u4f7f\u7528\u6b64\u547d\u4ee4\u53ef\u5728\u56fe\u8868\u4e2d\u5b9e\u65f6\u7ed8\u5236\u591a\u8fbe 12 \u4e2a\u6570\u636e\u7cfb\u5217\u3002\n\u5b9e\u65f6\u56fe\u8868\u901f\u5ea6\u5feb\uff0c\u80fd\u591f\u5728\u6536\u5230\u65b0\u6570\u636e\u65f6\u5feb\u901f\u7ed8\u5236\u65b0\u7ebf\u3002\n\n\u6ce8\u610f\uff1a\n\n\u6240\u6709\u56fe\u8868\u8bbe\u7f6e\u90fd\u4fdd\u5b58\u5728\u5de5\u4f5c\u533a\u6587\u4ef6\u4e2d\u3002\u4fdd\u5b58\/\u6253\u5f00\u5de5\u4f5c\u533a\n\n\u8981\u6253\u5f00\u201c\u5b9e\u65f6\u56fe\u8868\u201d\u5bf9\u8bdd\u6846\uff0c\u60a8\u6709 2 \u4e2a\u9009\u9879\uff1a\n\n- \u6309 Alt + R\n\n- \u4ece\u663e\u793a\u83dc\u5355\u4e2d\u9009\u62e9\u201c\u5b9e\u65f6\u56fe\u8868\u201d\n\n![\u5b9e\u65f6\u56fe\u8868](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145257607.png)\n\nX \u8f74\u663e\u793a\u81ea\u56fe\u8868\u542f\u52a8\u4ee5\u6765\u7684\u79d2\u6570\u3002\n\n\u5f53\u70b9\u5230\u8fbe\u56fe\u8868\u7684\u672b\u5c3e\u65f6\uff0c\u6709 3 \u4e2a\u9009\u9879\uff1a\n\n- **\u6700\u540e\u505c\u4e0b\u6765\uff1a**\u56fe\u8868\u505c\u6b62\u3002\n\n- **\u6700\u540e\u91cd\u65b0\u542f\u52a8\uff1a**\u56fe\u8868\u91cd\u65b0\u5f00\u59cb\u3002\n\n- **\u7ee7\u7eed\uff1a**\u5b83\u4e00\u76f4\u6301\u7eed\u5230\u8fbe\u5230\u6700\u5927\u70b9\u6570\u6216\u6309\u4e0b\u505c\u6b62\u952e\u3002\n\n### \u8bbe\u7f6e\n\n\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6240\u6709 12 \u4e2a\u7cfb\u5217\u90fd\u94fe\u63a5\u5230\u5de6\u4fa7 Y \u8f74\u3002\u68c0\u67e5 \u201c\u53f3 Y \u8f74\u201d\u590d\u9009\u6846\uff08\u5982\u679c\u8981\u5c06\u5e8f\u5217\u94fe\u63a5\u5230\u53f3 Y \u8f74\uff09\u3002\n\n**\u6307\u5b9a**\n\n- \u989c\u8272\n\n- \u53f3 Y \u8f74\n\n- \u6807\u9898\u3002\u5982\u679c\u6807\u9898\u4e3a\u7a7a\uff0c\u5219\u4f7f\u7528\u9605\u8bfb\u7a97\u53e3\u4e2d\u7684\u540d\u79f0\u8fdb\u884c\u521d\u59cb\u5316\n\n- \u62b5\u6d88\n\n**\u663e\u793a**\n\n- \u6587\u4ef6\u540d\n\n- \u5730\u5740\n\n\u504f\u79fb\u91cf\u53ef\u7528\u4e8e\u5728\u540c\u4e00 Y \u8f74\u4e0a\u5bf9\u9f50\u6570\u636e\u70b9\u3002\u4f8b\u5982\uff0c\u6570\u636e\u70b9\u4e3a 0 \u6216 1 \u53ef\u4ee5\u504f\u79fb\uff0c\u8fd9\u6837\u5b83\u4eec\u5c31\u4e0d\u4f1a\u76f8\u4e92\u91cd\u53e0\u7ed8\u5236\u3002\n\n![\u7cfb\u5217\u8bbe\u7f6e](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145300264.png)\n\n### \u7f29\u653e\u529f\u80fd\n\n\u5982\u679c\u60a8\u60f3\u67e5\u770b\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u653e\u5927\u56fe\u8868\u4f1a\u5f88\u6709\u7528\u3002 \u7f29\u653e\u7531\u9f20\u6807\u5de6\u952e\u63a7\u5236\u3002\u8981\u7f29\u653e\u56fe\u8868\u7684\u7279\u5b9a\u90e8\u5206\uff0c\u53ea\u9700\u5355\u51fb\u9f20\u6807\u5de6\u952e\u5373\u53ef \u5728\u56fe\u8868\u4e0a\uff08\u8fd9\u5c06\u662f\u7f29\u653e\u77e9\u5f62\u7684\u5de6\u4e0a\u89d2\uff09\uff0c\u7136\u540e\u62d6\u52a8\u5230\u53f3\u4e0b\u89d2\u3002 \u5c06\u51fa\u73b0\u4e00\u4e2a\u77e9\u5f62\u3002\u677e\u5f00\u9f20\u6807\u6309\u94ae\u540e\uff0c\u8f74\u5c06\u81ea\u52a8 \u6839\u636e\u60a8\u9009\u62e9\u7684\u533a\u57df\u8fdb\u884c\u8c03\u6574\u3002\n\n\u5982\u679c\u60a8\u5de6\u952e\u5355\u51fb\u56fe\u8868\uff08\u4f8b\u5982\u5f00\u59cb\u7f29\u653e\uff09\uff0c\u4f46\u5982\u679c\u60a8\u79fb\u52a8\u5230\u5de6\u4e0a\u89d2\uff0c \u4f7f\u7528\u7f29\u653e\u548c\u5e73\u79fb\u529f\u80fd\u5b8c\u6210\u7684\u6240\u6709\u4fee\u6539\u90fd\u5c06\u88ab\u53d6\u6d88 \uff08\u56fe\u8868\u5c06\u5904\u4e8e\u4f7f\u7528\u5e73\u79fb\u548c\u7f29\u653e\u64cd\u4f5c\u4e4b\u524d\u7684\u72b6\u6001\uff09\u3002\n\n### \u5e73\u79fb\u529f\u80fd\n\n\u82e5\u8981\u5e73\u79fb\u63a7\u4ef6\uff0c\u8bf7\u53f3\u952e\u5355\u51fb\u63a7\u4ef6\u4e0a\u7684\u67d0\u4e2a\u4f4d\u7f6e\u5e76\u79fb\u52a8\u9f20\u6807\u3002\u9f20\u6807\u4e0b\u65b9\u7684\u70b9 \u5c06\u8ddf\u968f\u9f20\u6807\u7684\u79fb\u52a8\u3002\n\n### \u5c06\u6570\u636e\u94fe\u63a5\u5230\u56fe\u8868\u7cfb\u5217\n\n\u9664\u975e\u60a8\u5c06 Modbus \u6570\u636e\u5355\u5143\u94fe\u63a5\u5230 12 \u7cfb\u5217\u4e4b\u4e00\uff0c\u5426\u5219\u56fe\u8868\u4e0d\u77e5\u9053\u8981\u4f7f\u7528\u54ea\u4e9b\u6570\u636e\u3002 \u4e3a\u6b64\uff0c\u8bf7\u9009\u62e9\u4e00\u4e2a\u503c\u5355\u5143\u683c\uff0c\u7136\u540e\u4ece\u83dc\u5355\u2192\u663e\u793a\u4e2d\u9009\u62e9\u201c\u94fe\u63a5\u5230\u56fe\u8868\u201d\u3002\n\n![\u56fe\u8868\u94fe\u63a5](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145302744.png)\n\n### \u5bfc\u51fa\u7cfb\u5217\n\n\u5c06\u7cfb\u5217\u6570\u636e\u4fdd\u5b58\u5230\u78c1\u76d8\u6216\u590d\u5236\u5230\u526a\u8d34\u677f\u3002\u5c06\u6570\u636e\u76f4\u63a5\u7c98\u8d34\u5230 Excel \u4e2d\u4ee5\u4f9b\u8fdb\u4e00\u6b65\u5904\u7406\u3002\n\u5c3d\u7ba1\u4f7f\u7528\u4e86\u975e\u9017\u53f7\u5b57\u6bb5\u5206\u9694\u7b26\uff0c\u4f46\u8be5\u6587\u4ef6\u4ecd\u5177\u6709.csv\u6269\u5c55\u540d\u3002\n\n**\u5206\u9694\u7b26\uff1a**\u9009\u62e9\u7528\u4e8e\u5206\u9694\u6587\u672c\u6587\u4ef6\u4e2d\u503c\u7684\u5b57\u7b26\u3002\u590d\u5236\/\u7c98\u8d34\u5230 Excel \u65f6\u4f7f\u7528\u5236\u8868\u7b26\u5206\u9694\u7b26\u3002\u6b64\u5916\uff0c\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9644\u52a0\u4fe1\u606f\u3002\n\n- \u70b9\u6570\n\n- \u6700\u5927\u70b9\u503c\n\n- \u6700\u5c0f\u70b9\u503c\n\n- \u5e73\u5747\u5206\u503c\n\n![\u4fdd\u5b58\/\u590d\u5236\u7cfb\u5217](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145304519.png)\n\n## \u5730\u5740\u626b\u63cf\n\n\u626b\u63cf\u5730\u5740\u8303\u56f4\u4ee5\u83b7\u53d6\u8bbe\u5907\u4e2d\u6240\u6709\u6709\u6548\u5730\u5740\u7684\u5217\u8868\u3002\u9010\u4e2a\u8bfb\u53d6\u5730\u5740\uff0c\u8bfb\u53d6\u7ed3\u679c\u663e\u793a\u5728\u5217\u8868\u4e2d\u3002\n\n\u6ce8\u610f\uff1a\n\n\u626b\u63cf\u6240\u6709 65535 \u4e2a\u5730\u5740\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u8fde\u63a5\u7c7b\u578b\u3001\u670d\u52a1\u5668\u8bbe\u5907\u7b49\u3002\n\n![Modbus \u5730\u5740\u626b\u63cf](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145307862.png)\n\n### \u5bfc\u51fa\u5730\u5740\u626b\u63cf\n\n\u5c06\u5730\u5740\u626b\u63cf\u6570\u636e\u4fdd\u5b58\u5230\u78c1\u76d8\u6216\u590d\u5236\u5230\u526a\u8d34\u677f\u3002\u5c06\u6570\u636e\u76f4\u63a5\u7c98\u8d34\u5230 Excel \u4e2d\u4ee5\u4f9b\u8fdb\u4e00\u6b65\u5904\u7406\u3002\n\u5c3d\u7ba1\u4f7f\u7528\u4e86\u975e\u9017\u53f7\u5b57\u6bb5\u5206\u9694\u7b26\uff0c\u4f46\u8be5\u6587\u4ef6\u4ecd\u5177\u6709.csv\u6269\u5c55\u540d\u3002\n\n**\u5206\u9694\u7b26\uff1a**\u9009\u62e9\u7528\u4e8e\u5206\u9694\u6587\u672c\u6587\u4ef6\u4e2d\u503c\u7684\u5b57\u7b26\u3002\u590d\u5236\/\u7c98\u8d34\u5230 Excel \u65f6\u4f7f\u7528\u5236\u8868\u7b26\u5206\u9694\u7b26\u3002\n\n## \u663e\u793a\u683c\u5f0f\n\n\u6807\u8bb0\u8981\u683c\u5f0f\u5316\u7684\u5355\u5143\u683c\u3002\u4ece\u663e\u793a\u83dc\u5355\u4e2d\u9009\u62e9 28 \u79cd\u663e\u793a\u683c\u5f0f\u4e4b\u4e00\u3002\n\n### Native Modbus \u5bc4\u5b58\u5668\n\n16 \u4f4d Modbus \u5bc4\u5b58\u5668\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u6a21\u5f0f\u663e\u793a\u3002\n\n- \u7b7e\u7f72\n\n- \u65e0\u7b26\u53f7\n\n- \u5341\u516d\u8fdb\u5236\n\n- ASCII - \u5341\u516d\u8fdb\u5236\n\n- \u4e8c\u5143\u7684\n\n### 32\u4f4d\u6709\u7b26\u53f7\u6574\u6570\n\n\u5b83\u7ed3\u5408\u4e86 2 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u6709\u7b26\u53f7\u6574\u6570 Big-endian\n\n- \u6709\u7b26\u53f7\u6574\u6570 Little-endian\n\n- \u6709\u7b26\u53f7\u6574\u6570\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- \u6709\u7b26\u53f7\u6574\u6570 Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD\uff08\u5927\u7aef\uff09**\n\u5341\u8fdb\u5236\u6570 123456789 \u6216\u5341\u516d\u8fdb\u5236 **07 5B CD 15** \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7ebf\u8def\n\u6392\u5217\u65f6\u7684\u987a\u5e8f\uff1a**07 5B CD 15**\n\n### 32\u4f4d\u65e0\u7b26\u53f7\u6574\u6570\n\n\u5b83\u7ed3\u5408\u4e86 2 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Big-endian\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Little-endian\n\n- \u65e0\u7b26\u53f7\u6574\u6570\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD\uff08\u5927\u7aef\uff09**\n\u5341\u8fdb\u5236\u6570 123456789 \u6216\u5341\u516d\u8fdb\u5236 **07 5B CD 15** \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7ebf\u8def\n\u6392\u5217\u65f6\u7684\u987a\u5e8f\uff1a**07 5B CD 15**\n\n### 64\u4f4d\u6709\u7b26\u53f7\u6574\u6570\n\n\u5b83\u7ed3\u5408\u4e86 4 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u6709\u7b26\u53f7\u6574\u6570 Big-endian\n\n- \u6709\u7b26\u53f7\u6574\u6570 Little-endian\n\n- \u6709\u7b26\u53f7\u6574\u6570\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- \u6709\u7b26\u53f7\u6574\u6570 Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD EF GH \uff08Big-endian\uff09**\n\u5341\u8fdb\u5236\u6570 -1,234,567,890,123,456,789 \u6216\u5341\u516d\u8fdb\u5236 **EE DD EF 0B 82 16 7E EB**\n\u987a\u5e8f\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7f51\u7edc\u51fa\u73b0\uff1a**EE DD EF 0B 82 16 7E EB**\n\n### 64\u4f4d\u65e0\u7b26\u53f7\u6574\u6570\n\n\u5b83\u7ed3\u5408\u4e86 4 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Big-endian\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Little-endian\n\n- \u65e0\u7b26\u53f7\u6574\u6570\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- \u65e0\u7b26\u53f7\u6574\u6570 Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD EF GH\uff08Big-endian\uff09**\n\u5341\u8fdb\u5236\u6570 1,234,567,890,123,456,789 \u6216\u5341\u516d\u8fdb\u5236 **11 22 10 F4 7D E9 81 15** \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7f51\u7edc\n\u6392\u5e8f\uff1a**11 22 10 F4 7D E9 81 15**\n\n### 32\u4f4d\u6d6e\u70b9\u6570\n\n\u5b83\u7ed3\u5408\u4e86 2 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u6d6e\u70b9 Big-endian\n\n- \u6d6e\u70b9 Little-endian\n\n- \u6d6e\u70b9\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- Float Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD\uff08\u5927\u7aef\uff09**\n\u6d6e\u70b9\u6570 123456.00 \u6216\u5341\u516d\u8fdb\u5236 **47 F1 20 00** \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7ebf\u8def\n\u6392\u5217\u7684\u987a\u5e8f\uff1a**47 F1 20 00**\n\n### 64\u4f4d\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\n\n\u5b83\u7ed3\u5408\u4e86 4 \u4e2a 16 \u4f4d Modbus \u5bc4\u5b58\u5668\u3002\u5b83\u53ef\u4ee5\u4ee5 4 \u79cd\u4e0d\u540c\u7684\u5b57\/\u5b57\u8282\u987a\u5e8f\u663e\u793a\u3002\n\n- \u53cc\u5927\u7aef\n\n- \u53cc Little-endian\n\n- \u53cc\u5927\u7aef\u5b57\u8282\u4ea4\u6362\n\n- \u53cc Little-endian \u5b57\u8282\u4ea4\u6362\u4f8b\u5b57\u8282\u987a\u5e8f\uff1a**AB CD EF GH\uff08\u5927\u7aef\u5e8f\uff09**\n\u6d6e\u70b9\u6570 123456789.00 \u6216\u5341\u516d\u8fdb\u5236 **41 9D 6F 34 54 00 00 00** \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7ebf\u8def\n\u6392\u5e8f\uff1a**41 9D 6F 34 54 00 00 00**\n\n## \u4fdd\u5b58\/\u6253\u5f00\u5de5\u4f5c\u533a\n\n\u5982\u679c\u6253\u5f00\u8bb8\u591a\u76f8\u5173\u7684 Modbus \u7a97\u53e3\uff0c\u5219\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u6240\u6709\u6253\u5f00\u548c\u6392\u5217\u7684 Modbus \u7a97\u53e3\u7684\u5f53\u524d\u5e03\u5c40\u5feb\u7167\u4fdd\u5b58\u5728\u4e00\u4e2a\u5de5\u4f5c\u533a\u4e2d\u3002\n\n\u5de5\u4f5c\u533a \uff08*mbw\uff09 \u662f\u5305\u542b\u6240\u6709\u6253\u5f00\u7a97\u53e3\u7684\u663e\u793a\u4fe1\u606f\u548c\u6587\u4ef6\u540d\u7684\u6587\u4ef6\u3002 \u4e0d\u662f\u5b9e\u9645\u5185\u5bb9\u3002\u4e3a\u6b64\uff0c\u8bf7\u8f6c\u5230\u201c\u6587\u4ef6\u2192\u4fdd\u5b58\u5de5\u4f5c\u533a\u201d\u3002\n\n\u201c\u8fde\u63a5\u201d\u548c\u201c\u56fe\u8868\u201d\u8bbe\u7f6e\u5b58\u50a8\u5728\u5de5\u4f5c\u533a\u6587\u4ef6\u4e2d\u3002\n\n\u5f53\u60a8\u6253\u5f00\u5de5\u4f5c\u533a\u6587\u4ef6\u65f6\uff0cModbus Poll \u4f1a\u6253\u5f00\u6240\u6709 Modbus \u7a97\u53e3\uff0c\u5e76\u5728\u60a8\u4fdd\u5b58\u7684\u5e03\u5c40\u4e2d\u663e\u793a\u5b83\u4eec\u3002\n\n## \u5bfc\u51fa\u5230 csv\n\n\u5c06\u540d\u79f0\u548c\u503c\u5bfc\u51fa\u5230\u9017\u53f7\u3001\u5206\u53f7\u6216\u5236\u8868\u7b26\u5206\u9694\u503c\u6587\u4ef6\u3002\u4ece\u6587\u4ef6\u5bf9\u8bdd\u6846\u4e2d\u9009\u62e9\n\n- \u9017\u53f7\u5206\u9694\u503c\u6587\u4ef6 \uff08*.csv\uff09\n\u201c\u6e29\u5ea6\u201d\uff0c\u201c19.7\u201d\n\n- \u5206\u53f7\u5206\u9694\u503c\u6587\u4ef6 \uff08*.csv\uff09\n\u201c\u6e29\u5ea6\u201d;\u201d19.7\"\n\n- \u5236\u8868\u7b26\u5206\u9694\u503c\u6587\u4ef6 \uff08*.txt\uff09\n\u6e29\u5ea6 19.7\n\n\u6839\u636e\u60a8\u7684\u7cfb\u7edf\uff0c\u9017\u53f7\u6216\u53e5\u70b9\u7528\u4e8e\u5206\u9694\u5c0f\u6570\u3002\n\n## \u5bfc\u51fa\u5230 Modbus Slave\n\n\u5c06\u540d\u79f0\u3001\u503c\u548c\u683c\u5f0f\u5bfc\u51fa\u5230 Modbus Slave \u6587\u4ef6\u3002*.mbs\n\n\u6253\u5f00\u6587\u4ef6\u9700\u8981 Modbus Slave \u7248\u672c 7.4.0 \u6216\u66f4\u9ad8\u7248\u672c\u3002\n\n## \u8003\u8bd5\u4e2d\u5fc3\n\n\u6b64\u6d4b\u8bd5\u5bf9\u8bdd\u6846\u7684\u76ee\u7684\u662f\u5e2e\u52a9 MODBUS \u4ece\u7ad9\u8bbe\u5907\u5f00\u53d1\u4eba\u5458\u4f7f\u7528\u4efb\u4f55 \u4ed6\u4eec\u81ea\u5df1\u4f5c\u66f2\u7684\u5b57\u7b26\u4e32\u3002\n\u5217\u8868\u6846\u663e\u793a\u4f20\u8f93\u7684\u6570\u636e\u548c\u63a5\u6536\u7684\u6570\u636e\u3002\n\u60a8\u53ef\u4ee5\u5728\u4e0b\u62c9\u5217\u8868\u6846\u4e2d\u5305\u542b\u591a\u4e2a\u6d4b\u8bd5\u5b57\u7b26\u4e32\u3002\u8f93\u5165\u5b57\u7b26\u4e32\u540e\uff0c\u6309 \u201c\u6dfb\u52a0\u5230\u5217\u8868\u201d\u6309\u94ae\uff0c\u7136\u540e\u5c06\u5b57\u7b26\u4e32\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002\n\u6309\u4e0b\u201c\u53d1\u9001\u201d\u6309\u94ae\u65f6\u53d1\u9001\u6240\u9009\u5b57\u7b26\u4e32\u3002\n\n**\u6253\u5f00\u5217\u8868**\n\n\u4ece\u6587\u4ef6\u4e2d\u4fdd\u7559\u6d4b\u8bd5\u5b57\u7b26\u4e32\u3002\n\n**\u4fdd\u5b58\u5217\u8868**\n\n\u5c06\u6d4b\u8bd5\u5b57\u7b26\u4e32\u5b58\u50a8\u5230\u6587\u4ef6\u4e2d\u3002\n\n**\u6e05\u9664**\n\n\u6e05\u9664\u6d4b\u8bd5\u5217\u8868\u3002\n\n**\u6dfb\u52a0\u5230\u5217\u8868**\n\n\u5c06\u5f53\u524d\u6d4b\u8bd5\u5b57\u7b26\u4e32\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002\n\n**\u6dfb\u52a0\u68c0\u67e5**\n\n\u5c06 CRC \u6216 LRC \u6dfb\u52a0\u5230\u8f93\u5165\u5b57\u7b26\u4e32\u7684\u672b\u5c3e\u3002\n\n\u4f7f\u7528\u8003\u8bd5\u4e2d\u5fc3\u65f6\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u7981\u7528\u6765\u81ea\u5176\u4ed6\u7a97\u53e3\u7684\u901a\u4fe1\u3002 \u9009\u4e2d\u201c\u8bfb\/\u5199\u5b9a\u4e49\u201d\u5bf9\u8bdd\u6846\u4e2d\u7684\u201c\u8bfb\/\u5199\u7981\u7528\u201d\u590d\u9009\u6846\u3002\u8bbe\u7f6e\u2192\u8bfb\/\u5199\u5b9a\u4e49\u3002\n\n### ASCII \u793a\u4f8b\n\n\u7ec4\u5408\u6846\u4e2d\u7684\u5b57\u7b26\u4e32\uff1a3A 30 31 30 33 30 30 30 30 30 30 30 41\n\n\u5982\u679c\u6dfb\u52a0\u4e86 LRC\uff0c\u5219\u4f20\u8f93\u7684\u5b57\u7b26\u4e323A 30 31 30 33 30 30 30 30 30 30 30 41 46 32 0D 0A\n\n\u8fd8\u6dfb\u52a0\u4e86 CR LF \u5bf9\u3002\n\n### TCP\/IP \u793a\u4f8b\n\n\u8bfb\u53d6 10 \u4e2a\u4fdd\u7559\u5bc4\u5b58\u5668\u300200 00 00 00 00 06 01 03 00 00 00 0A\n\n\u524d 6 \u4e2a\u5b57\u8282\u662f TCP\/IP \u6807\u5934\u3002\n\n### \u6d4b\u8bd5\u4e2d\u5fc3\u5b57\u7b26\u4e32\u6587\u4ef6\n\n\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\uff08\u5982\u8bb0\u4e8b\u672c\u6216\u7c7b\u4f3c\u5de5\u5177\uff09\uff0c\u60a8\u53ef\u4ee5\u51c6\u5907\u8981\u5728\u6d4b\u8bd5\u4e2d\u4f7f\u7528\u7684\u5b57\u7b26\u4e32\u3002\n\u6587\u4ef6\u4e2d\u7684\u7b2c\u4e00\u884c\u5fc5\u987b\u662f\u5b57\u7b26\u4e32\u201cTestCenter\u201d\u3002\u8fd9\u5c31\u662f Modbus Poll \u77e5\u9053\u6587\u4ef6\u683c\u5f0f\u6b63\u786e\u7684\u65b9\u5f0f\u3002\u6309\u201c\u6253\u5f00\u5217\u8868\u201d\u6253\u5f00\u51c6\u5907\u597d\u7684\u6587\u672c\u6587\u4ef6\u3002\n\n#### \u5b57\u7b26\u4e32\u5217\u8868\u7684\u5185\u5bb9\n\nTestCenter 3A 30 31 30 33 30 30 30 30 30 30 30 41 3A 30 32 30 33 30 30 30 30 30 30 30 41 3A 30 33 30 33 30 30 30 30 30 30 30 41\n\n### \u590d\u5236\n\n\u4f7f\u7528\u201c\u590d\u5236\u201d\u6309\u94ae\u5c06\u9009\u5b9a\u7684 Tx\/Rx \u5b57\u7b26\u4e32\u590d\u5236\u5230\u526a\u8d34\u677f\u3002\nSHIFT \u548c CTRL \u952e\u53ef\u4ee5\u4e0e\u9f20\u6807\u4e00\u8d77\u4f7f\u7528\uff0c\u4ee5\u9009\u62e9\u548c\u53d6\u6d88\u9009\u62e9\u5b57\u7b26\u4e32\u3001\u9009\u62e9\u5b57\u7b26\u4e32\u7ec4\u4ee5\u53ca\u9009\u62e9\u4e0d\u76f8\u90bb\u7684\u5b57\u7b26\u4e32\u3002\n\n\u6ce8\u610f\uff1a\n\n\u5728\u6267\u884c\u5176\u4ed6\u547d\u4ee4\u65f6\u4f7f\u6b64\u7a97\u53e3\u4fdd\u6301\u6253\u5f00\u72b6\u6001\u3002\n\n## Modbus \u6570\u636e\u8bb0\u5f55\n\n\u60a8\u53ef\u4ee5\u5c06\u6570\u636e\u8bb0\u5f55\u5230\u6587\u672c\u6587\u4ef6\u6216\u76f4\u63a5\u8bb0\u5f55\u5230 Microsoft Excel\u3002\n\n### \u6587\u672c\u6587\u4ef6\n\n\u4ece\u8bbe\u7f6e\u83dc\u5355\u4e2d\u9009\u62e9\u201c\u65e5\u5fd7\u201d\u6216\u4f7f\u7528\u5feb\u6377\u952e\uff1aAlt+L\n\n\u6bcf\u4e2a Modbus \u7a97\u53e3\u90fd\u8bb0\u5f55\u5230\u5176\u5355\u72ec\u7684\u6587\u672c\u6587\u4ef6\u4e2d\u3002\n\n\u5f53\u60a8\u8981\u505c\u6b62\u6570\u636e\u8bb0\u5f55\u65f6\uff0c\u8bf7\u9009\u62e9\u8bbe\u7f6e\u83dc\u5355\u4e0a\u7684\u6ce8\u9500\u547d\u4ee4\u3002\n\n![Modbus \u6570\u636e\u8bb0\u5f55](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145309923.png)\n\n#### \u65e5\u5fd7\u901f\u7387\n\n**\u6bcf\u6b21\u8bfb\u53d6**\n\n\u4e3a\u6240\u6709 Modbus \u8bf7\u6c42\u7f16\u5199\u65e5\u5fd7\u3002\u5c06\u9891\u7387\u8bb0\u5f55\u4e3a\u626b\u63cf\u901f\u7387\u3002\n\n**\u9009\u62e9**\n\n\u6307\u5b9a\u65e5\u5fd7\u901f\u7387\uff08\u4ee5\u79d2\u4e3a\u5355\u4f4d\uff09\u3002\u4e0e\u626b\u63cf\u901f\u7387\u65e0\u5173\u3002\n\n\u6ce8\u610f\uff1a\n\n\u5982\u679c\u626b\u63cf\u901f\u7387\u4e3a 10000 \u6beb\u79d2\uff0c\u5219\u8bbe\u7f6e 1 \u79d2\u65e5\u5fd7\u901f\u7387\u662f\u6ca1\u6709\u610f\u4e49\u7684\uff0c\u56e0\u4e3a\u53ea\u6709\u5728\u65b0\u6570\u636e\u51c6\u5907\u5c31\u7eea\u65f6\u624d\u4f1a\u8bb0\u5f55\u6570\u636e\u3002\n\n#### \u5206\u9694\u7b26\n\n\u4f5c\u4e3a\u5206\u9694\u7b26\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u9009\u9879\u4e4b\u4e00\uff1a\n\n**\u56fa\u5b9a\u5bbd\u5ea6**\n\n\u8868\u793a\u503c\u6309\u5217\u8fdb\u884c\u7ec4\u7ec7\u3002\n\n**\u9017\u70b9**\n\n\u7528\u9017\u53f7\u5206\u9694\u7684\u503c\u3002\n\n**\u6807\u7b7e**\n\n\u7528\u5236\u8868\u7b26\u5206\u9694\u7684\u503c\u3002\n\n#### \u4ec5\u66f4\u6539\u6570\u636e\u65f6\u8bb0\u5f55\u65e5\u5fd7\n\n\u6307\u5b9a\u4ec5\u5f53\u81ea\u4e0a\u6b21\u65e5\u5fd7\u4ee5\u6765\u66f4\u6539\u4efb\u4f55\u6570\u636e\u65f6\uff0c\u624d\u4f1a\u5199\u5165\u65b0\u7684\u65e5\u5fd7\u884c\u3002\n\n#### \u65e5\u5fd7\u9519\u8bef\n\n\u6307\u5b9a\u8bb0\u5f55\u8d85\u65f6\u7b49\u9519\u8bef\u3002\n\n#### \u65e5\u5fd7\u65e5\u671f\n\n\u6307\u5b9a\u5c06\u5f53\u524d\u65e5\u671f\u6dfb\u52a0\u5230\u65e5\u5fd7\u65f6\u95f4\u4e2d\u3002\n\n#### \u4f7f\u7528\u201cT\u201d\u4f5c\u4e3a\u5206\u9694\u7b26\n\n\u6307\u5b9a\u65f6\u95f4\u548c\u65e5\u671f\u4ee5 ISO 8601 \u4e2d\u6307\u5b9a\u7684\u5b57\u6bcd\u201cT\u201d\u5206\u9694\u3002\n\n#### \u65e5\u5fd7\u6beb\u79d2\n\n\u6307\u5b9a\u5c06\u6beb\u79d2\u6dfb\u52a0\u5230\u65e5\u5fd7\u65f6\u95f4\u4e2d\u3002\n\n#### \u65e5\u5fd7\u5730\u5740\n\n\u6307\u5b9a\u5c06 Modbus \u5730\u5740\u6dfb\u52a0\u5230\u65e5\u5fd7\u4e2d\u3002\n\n#### \u6309 ok \u65f6\u5f00\u59cb\u8bb0\u5f55\n\n\u6307\u5b9a\u5728\u6309\u4e0b ok \u6309\u94ae\u65f6\u5f00\u59cb\u65e5\u5fd7\u8bb0\u5f55\u3002\u5426\u5219\uff0c\u65e5\u5fd7\u8bbe\u7f6e\u4ec5\u5728\u4fdd\u5b58 *mbp \u6587\u4ef6\u65f6\u5b58\u50a8\u3002\n\n#### \u6253\u5f00 *mbp \u65f6\u5f00\u59cb\u8bb0\u5f55\n\n\u6307\u5b9a\u5728\u6253\u5f00 *.mbp \u6587\u4ef6\u65f6\u81ea\u52a8\u542f\u52a8\u65e5\u5fd7\u8bb0\u5f55\u3002\n\n#### \u7acb\u5373\u5237\u65b0\u5230\u6587\u4ef6\n\n\u8fd9\u786e\u4fdd\u4e86\u65e5\u5fd7\u884c\u4e0d\u4f1a\u5728\u6587\u4ef6\u7cfb\u7edf\u4e2d\u5151\u73b0\uff0c\u800c\u662f\u7acb\u5373\u4ee5\u7269\u7406\u65b9\u5f0f\u5199\u5165\u3002\n\n#### \u8ffd\u52a0\n\n\u6307\u5b9a\u5c06\u65e5\u5fd7\u8ffd\u52a0\u5230\u6240\u9009\u6587\u4ef6\u3002\u5426\u5219\uff0c\u5c06\u521b\u5efa\u4e00\u4e2a\u65b0\u6587\u4ef6\u3002\n\n#### \u5348\u591c\u65b0\u5efa\u65e5\u5fd7\u6587\u4ef6\n\n\u5173\u95ed\u5f53\u524d\u65e5\u5fd7\u6587\u4ef6\uff0c\u5e76\u5728\u5348\u591c\u542f\u52a8\u4e00\u4e2a\u65b0\u6587\u4ef6\u3002\u65f6\u95f4\u6233\u5c06\u6dfb\u52a0\u5230\u60a8\u7684\u6587\u4ef6\u540d\u4e2d\u3002\n\n#### \u5934\u6587\u4ef6\u4fe1\u606f\n\n**\u63d2\u5165\u6807\u9898\uff1a**\u4fe1\u606f\u5c06\u63d2\u5165\u5230\u65e5\u5fd7\u6587\u4ef6\u7684\u9876\u90e8\u3002\n\n- **\u547d\u540d\u9876\u884c\u4e2d\u7684\u5355\u5143\u683c\uff1a**\u63d2\u5165\u540d\u79f0\u3002\n\n- **\u6295\u7968\u5b9a\u4e49\uff1a**\u63d2\u5165 ID\u3001\u529f\u80fd\u7b49\u3002\n\n- **\u540d\u5b57\uff1a**\u63d2\u5165\u65e5\u5fd7\u7684\u540d\u79f0\u3002\n\n**\u5177\u6709\u56fa\u5b9a\u5bbd\u5ea6\u7684\u6587\u672c\u6587\u4ef6\u793a\u4f8b\uff1a**22:28:13 <40001> 17395 0 0 0 0 0 0 0 0 22:28:14 <40001> 17396 1 0 0 0 0 0 0 0 22:28:15 <40001> 17394 1 0 0 2 55 0 0 0 22:28:16 <40001> 13350 1 0 0 4 0 0 0 0\n\n\u60a8\u53ef\u4ee5\u5728 Excel \u7535\u5b50\u8868\u683c\u4e2d\u5bfc\u5165\u6570\u636e\u3002\n\n### Microsoft Excel\n\n\u6b64\u529f\u80fd\u8981\u6c42\u5b89\u88c5 Microsoft Excel\u3002Excel 2003 \u65e5\u5fd7\u9650\u5236\u4e3a 65535 \u6761\u65e5\u5fd7\uff0c\u56e0\u4e3a\u8fd9\u662f Excel \u5de5\u4f5c\u8868\u4e2d\u7684\u6700\u5927\u884c\u6570\u3002Excel 2007 \u6216\u66f4\u9ad8\u7248\u672c\u9650\u5236\u4e3a 1,048,576 \u884c\u3002\u6bcf\u4e2a Modbus \u7a97\u53e3\u90fd\u8bb0\u5f55\u5230\u5176\u5355\u72ec\u7684 Excel \u5de5\u4f5c\u8868\u4e2d\u3002\n\n\u4ece\u8bbe\u7f6e\u83dc\u5355\u4e2d\u9009\u62e9\u201cExcel \u65e5\u5fd7\u201d\u6216\u4f7f\u7528\u5feb\u6377\u952e\uff1aAlt+X\n\n**\u8bb0\u5f55\u65f6\u8bf7\u52ff\u89e6\u6478 Excel \u5de5\u4f5c\u8868\uff0c\u56e0\u4e3a\u8fd9\u4f1a\u4e2d\u65ad\u65e5\u5fd7\u8bb0\u5f55\u3002**\n\n![Modbus Excel \u65e5\u5fd7\u8bb0\u5f55](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145311873.png)\n\n#### \u65e5\u5fd7\u901f\u7387\n\n- **\u6bcf\u4e2a\u5185\u5bb9\u90fd\u5199\u7740\uff1a**\u4e3a\u6240\u6709 Modbus \u8bf7\u6c42\u7f16\u5199\u65e5\u5fd7\u3002\u5c06\u9891\u7387\u8bb0\u5f55\u4e3a\u626b\u63cf\u901f\u7387\u3002\n\n- **\u9009\u62e9\uff1a**\u6307\u5b9a\u65e5\u5fd7\u901f\u7387\uff08\u4ee5\u79d2\u4e3a\u5355\u4f4d\uff09\u3002\u65e5\u5fd7\u4e0e\u626b\u63cf\u901f\u7387\u65e0\u5173\u3002\n**\u5907\u6ce8\uff1a**\u5982\u679c\u626b\u63cf\u901f\u7387\u4e3a 10000 \u6beb\u79d2\uff0c\u5219\u8bbe\u7f6e 1 \u79d2\u65e5\u5fd7\u901f\u7387\u662f\u6ca1\u6709\u610f\u4e49\u7684\uff0c\u56e0\u4e3a\u53ea\u6709\u5728\u65b0\u6570\u636e\u51c6\u5907\u5c31\u7eea\u65f6\u624d\u4f1a\u8bb0\u5f55\u6570\u636e\u3002\n\n- **\u4ee5\u4e0b\u65f6\u95f4\u505c\u6b62\uff1a**\u6307\u5b9a\u65e5\u5fd7\u884c\u6570\u3002\u8bf7\u6ce8\u610f\uff0cExcel 2003 \u9650\u5236\u4e3a 65,536 \u884c\uff0cExcel 2007 \u9650\u5236\u4e3a 1,048,576 \u884c\u3002\n\n#### \u5934\u6587\u4ef6\u4fe1\u606f\n\n**\u63d2\u5165\u6807\u9898\uff1a**\u4fe1\u606f\u63d2\u5165\u5230 Excel \u5de5\u4f5c\u8868\u6700\u4e0a\u9762\u7684 3 \u884c\u4e2d\u3002\n\n- **\u547d\u540d\u9876\u884c\u4e2d\u7684\u5355\u5143\u683c\uff1a**\u5728\u7b2c 3 \u884c\u4e2d\u63d2\u5165\u540d\u79f0\u3002\n\n- **\u6295\u7968\u5b9a\u4e49\uff1a**\u5728\u7b2c 2 \u884c\u4e2d\u63d2\u5165 ID\u3001\u529f\u80fd\u7b49\u3002\n\n- **\u540d\u5b57\uff1a**\u5728\u7b2c 1 \u884c\u4e2d\u63d2\u5165\u65e5\u5fd7\u540d\u79f0\u3002\n\n![Modbus Excel \u65e5\u5fd7\u8bb0\u5f55\u793a\u4f8b](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145314877.png)\n\n\u5e26\u6709\u6807\u5934\u4fe1\u606f\u7684 Excel \u65e5\u5fd7\u3002\n\n## \u901a\u4fe1\u6d41\u91cf\n\n\u9009\u62e9\u83dc\u5355\u201c\u663e\u793a\u2192\u901a\u4fe1\u201d\u4ee5\u663e\u793a\u4e32\u884c\u7ebf\u8def\u6216\u4ee5\u592a\u7f51\u7535\u7f06\u4e0a\u7684\u6d41\u91cf\u3002\u4f7f\u7528\u505c\u6b62\u6309\u94ae\u6682\u65f6\u505c\u6b62\u66f4\u65b0\u4ee5\u8fdb\u884c\u68c0\u67e5\u3002\n\n\u4f7f\u7528\u201c\u590d\u5236\u201d\u6309\u94ae\u5c06\u6240\u9009\u884c\u590d\u5236\u5230\u526a\u8d34\u677f\u3002\n\n![Modbus \u901a\u4fe1\u6d41\u91cf](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145316244.png)\n\n\u6ce8\u610f\uff1a\n\n\u6b64\u7a97\u53e3\u4ec5\u663e\u793a Modbus Poll \u53d1\u9001\u548c\u63a5\u6536\u7684\u6570\u636e\u3002\u60a8\u4e0d\u80fd\u5c06\u5176\u7528\u4f5c\u6570\u636e\u55c5\u63a2\u5668\u3002\n\n\u5728\u6267\u884c\u5176\u4ed6\u547d\u4ee4\u65f6\u4f7f\u6b64\u7a97\u53e3\u4fdd\u6301\u6253\u5f00\u72b6\u6001\u3002\n\n## OLE\/\u81ea\u52a8\u5316\n\n\u81ea\u52a8\u5316\uff08\u4ee5\u524d\u79f0\u4e3a OLE \u81ea\u52a8\u5316\uff09\u4f7f\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u64cd\u4f5c\u5728\u53e6\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5b9e\u73b0\u7684\u5bf9\u8c61\u3002\n\n\u81ea\u52a8\u5316\u5ba2\u6237\u7aef\u662f\u53ef\u4ee5\u64cd\u4f5c\u5c5e\u4e8e\u53e6\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u7684\u516c\u5f00\u5bf9\u8c61\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u8fd9\u4e5f\u79f0\u4e3a\u81ea\u52a8\u5316\u63a7\u5236\u5668\u3002\n\n\u81ea\u52a8\u5316\u670d\u52a1\u5668\u662f\u5411\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u516c\u5f00\u53ef\u7f16\u7a0b\u5bf9\u8c61\u7684\u5e94\u7528\u7a0b\u5e8f\u3002**Modbus Poll** \u662f\u4e00\u4e2a\u81ea\u52a8\u5316\u670d\u52a1\u5668\u3002\n\n\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u4f7f\u7528\u4efb\u4f55\u652f\u6301VBA\uff08Visual Basic for Applications\uff09\u7684\u7a0b\u5e8f\uff0c\u5982Visual Basic\uff0cExcel\u7b49\uff0c\u6839\u636e\u60a8\u7684\u7279\u5b9a\u8981\u6c42\u6765\u89e3\u91ca\u548c\u663e\u793amodbus\u6570\u636e\u3002\n\n### Excel \u793a\u4f8b\n\n\u5f53\u60a8\u8981\u7f16\u5199\u5b8f\u65f6\uff0c\u5e94\u663e\u793a\u201c\u5f00\u53d1\u4eba\u5458\u201d\u9009\u9879\u5361\u6216\u5728\u5f00\u53d1\u4eba\u5458\u6a21\u5f0f\u4e0b\u8fd0\u884c\u3002\n\n#### Excel 2007\u7684\n\n![Excel \u5f00\u53d1\u4eba\u5458\u9009\u9879\u5361](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145318686.png)\n\n- \u5355\u51fb Microsoft Office \u6309\u94ae\uff0c\u7136\u540e\u5355\u51fb Excel \u9009\u9879\u3002\n\n- \u5355\u51fb\u201c\u6d41\u884c\u201d\uff0c\u7136\u540e\u9009\u4e2d\u529f\u80fd\u533a\u4e2d\u7684\u201c\u663e\u793a\u5f00\u53d1\u4eba\u5458\u201d\u9009\u9879\u5361\u590d\u9009\u6846\u3002\n\u8bf7\u6ce8\u610f\uff0c\u529f\u80fd\u533a\u662f Microsoft Fluent \u7528\u6237\u754c\u9762\u7684\u4e00\u90e8\u5206\u3002\n\n#### Excel 2010\u30012016\n\n- \u5355\u51fb\u201c\u6587\u4ef6\u201d\u9009\u9879\u5361\u3002\n\n- \u5355\u51fb\u9009\u9879\u3002\u5c06\u6253\u5f00\u201cExcel \u9009\u9879\u201d\u7a97\u53e3\u3002\n\n- \u5728\u5de6\u7a97\u683c\u4e2d\uff0c\u5355\u51fb\u201c\u81ea\u5b9a\u4e49\u529f\u80fd\u533a\u201d\u3002\n\n- \u5728\u53f3\u7a97\u683c\u4e2d\u7684\u201c\u4e3b\u9009\u9879\u5361\u201d\u4e0b\uff0c\u9009\u4e2d\u201c\u5f00\u53d1\u4eba\u5458\u201d\u590d\u9009\u6846\u3002\n\n- \u5355\u51fb\u201c\u786e\u5b9a\u201d\u3002\u201c\u5f00\u53d1\u4eba\u5458\u201d\u9009\u9879\u5361\u73b0\u5728\u5e94\u663e\u793a\u5728\u529f\u80fd\u533a\uff08\u6700\u53f3\u4fa7\u9009\u9879\u5361\uff09\u4e2d\u3002\n\n#### Excel \u793a\u4f8b\u4ee3\u7801\n\n\u672c\u793a\u4f8b\u6253\u5f00\u4e24\u4e2a\u7a97\u53e3\u3002\u4e00\u4e2a\u8bfb\u53d6\u5bc4\u5b58\u5668\uff0c\u53e6\u4e00\u4e2a\u8bfb\u53d6\u7ebf\u5708\u3002\nModbus Poll \u662f\u9690\u85cf\u7684\uff0c\u4f46\u60a8\u53ef\u4ee5\u901a\u8fc7\u53d6\u6d88\u6ce8\u91ca\u201cShowWindow\u201d\u884c\u6765\u663e\u793a\u5b83\u3002\u8fd9\u5c06\u663e\u793a\u5176\u4e2d\u4e00\u4e2a\u7a97\u53e3\u3002\n\nModbus Poll \u5b89\u88c5\u4e2d\u8fd8\u5305\u62ec\u4e00\u4e2a\u793a\u4f8b\u3002\n\u5f00\u59cb\u2192\u6240\u6709\u7a0b\u5e8f\u2192Modbus Poll \u2192 Excel \u793a\u4f8b\n\n**Excel VBA\u793a\u4f8b**\n\n```\nPublic doc1 As Object\nPublic doc2 As Object\nPublic app As Object\nDim res As Integer\nDim n As Integer\nPrivate Sub StartModbusPoll_Click()\n   ' \u521b\u5efa Modbus Poll \u5e94\u7528\u7a0b\u5e8f\u5bf9\u8c61\u548c\u4e24\u4e2a\u6587\u6863\u5bf9\u8c61\n   Set app = CreateObject("Mbpoll.Application")\n   Set doc1 = CreateObject("Mbpoll.Document")\n   Set doc2 = CreateObject("Mbpoll.Document")\n   ' \u8bfb\u53d610\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u6bcf1000ms\u8bfb\u53d6\u4e00\u6b21\n   res = doc1.ReadHoldingRegisters(1, 0, 10, 1000)\n   ' \u8bfb\u53d610\u4e2a\u7ebf\u5708\u72b6\u6001\uff0c\u6bcf1000ms\u8bfb\u53d6\u4e00\u6b21\n   res = doc2.ReadCoils(1, 0, 10, 1000)\n   ' \u663e\u793a\u6587\u6863\u7a97\u53e3\uff08\u6b64\u884c\u88ab\u6ce8\u91ca\uff0c\u5982\u9700\u4f7f\u7528\u8bf7\u53d6\u6d88\u6ce8\u91ca\uff09\n   ' doc1.ShowWindow()\n   ' \u8bbe\u7f6e\u8fde\u63a5\u4e3a Modbus TCP\/IP\n   app.Connection = 1 \n   ' \u8bbe\u7f6eIP\u5730\u5740\u4e3a\u672c\u5730\u4e3b\u673a\n   app.IPAddress = "127.0.0.1" \n   ' \u8bbe\u7f6e\u670d\u52a1\u5668\u7aef\u53e3\u4e3a 502\n   app.ServerPort = 502\n   ' \u8bbe\u7f6e\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4\u4e3a 1000ms\n   app.ConnectTimeout = 1000\n   ' \u6253\u5f00\u8fde\u63a5\n   res = app.OpenConnection()\nEnd Sub\nPrivate Sub Read_Click()\n   ' \u663e\u793a\u8bf7\u6c42\u7684\u7ed3\u679c\n   Cells(5, 7) = doc1.ReadResult() ' \u663e\u793a\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u8bfb\u53d6\u7ed3\u679c\n   Cells(6, 7) = doc2.ReadResult() ' \u663e\u793a\u7ebf\u5708\u72b6\u6001\u7684\u8bfb\u53d6\u7ed3\u679c\n   ' \u5faa\u73af\u8bfb\u53d6\u5e76\u663e\u793a\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\n   For n = 0 To 9\n      Cells(5 + n, 2) = doc1.SRegisters(n)\n   Next n\n   ' \u5faa\u73af\u8bfb\u53d6\u5e76\u663e\u793a\u7ebf\u5708\u7684\u72b6\u6001\n   For n = 0 To 9\n      Cells(18 + n, 2) = doc2.Coils(n)\n   Next n\nEnd Sub\n```\n\n### Python \u793a\u4f8b\n\n\u6b64 Python \u793a\u4f8b\u5c06\u6253\u5f00\u4e00\u4e2a\u7a97\u53e3\u5e76\u8bbe\u7f6e\u6240\u6709\u53ef\u80fd\u7684\u6570\u636e\u683c\u5f0f\u3002\n\nPython \u793a\u4f8b\n\n```\nimport win32com.client as win32\n# \u5b9a\u4e49\u6570\u636e\u683c\u5f0f\nSIGNED = 0\nUNSIGNED = 1\nHEX = 2\nBINARY = 3\nFLOAT_LE_BS = 4\nFLOAT_BE = 5\nDOUBLE_LE_BS = 6\nDOUBLE_BE = 7\nS32_LE_BS = 8\nS32_BE = 9\nFLOAT_LE = 10\nFLOAT_BE_BS = 11\nDOUBLE_LE = 12\nDOUBLE_BE_BS = 13\nS32_LE = 14\nS32_BE_BS = 15\nU32_BE = 17\nU32_LE_BS = 18\nU32_BE_BS = 19\nU32_LE = 20\nS64_BE = 21\nS64_LE_BS = 22\nS64_BE_BS = 23\nS64_LE = 24\nU64_BE = 25\nU64_LE_BS = 26\nU64_BE_BS = 27\nU64_LE = 28\n# \u5b57\u8282\u5e8f\u5b9a\u4e49\nBE = 0\nLE = 3\nBE_BS = 2\nLE_BS = 1\n# \u521b\u5efa Modbus Poll \u5e94\u7528\u5b9e\u4f8b\nApp = win32.Dispatch('Mbpoll.Application')\n# \u8bbe\u7f6e\u8fde\u63a5\u53c2\u6570\nApp.Connection = 1  # \u4f7f\u7528 Modbus TCP\/IP\nApp.IPAddress = "127.0.0.1"  # \u672c\u5730\u5730\u5740\nApp.ServerPort = 502  # Modbus \u7aef\u53e3\nApp.OpenConnection()  # \u6253\u5f00\u8fde\u63a5\n# \u521b\u5efa Modbus \u663e\u793a\u7a97\u53e3\u5b9e\u4f8b\nWin1 = win32.Dispatch("Mbpoll.Document")\n# \u4ece\u4ece\u7ad9ID\u4e3a1\u7684\u8bbe\u5907\u8bfb\u53d6100\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5730\u5740\u4ece0 (40001) \u5f00\u59cb\uff0c\u6bcf1000ms\u8bfb\u53d6\u4e00\u6b21\nWin1.ReadHoldingRegisters(1, 0, 100, 1000)\n# \u663e\u793a Modbus \u7a97\u53e3\nWin1.ShowWindow()\n# \u8bbe\u7f6e\u663e\u793a\u7684\u884c\u6570\nWin1.Rows(1)\n# \u7981\u7528\u5237\u65b0\u4ee5\u63d0\u9ad8\u901f\u5ea6\nWin1.EnableRefresh = False\n# \u8bbe\u7f6e\u4e0d\u540c\u7684\u6570\u636e\u683c\u5f0f\u663e\u793a\u65b9\u5f0f\nWin1.SetFormat(0, SIGNED)\nWin1.SetFormat(1, UNSIGNED)\nWin1.SetFormat(2, HEX)\nWin1.SetFormat(3, BINARY)\nWin1.SetFormat(4, S32_BE)\nWin1.SetFormat(6, S32_LE)\nWin1.SetFormat(8, S32_BE_BS)\nWin1.SetFormat(10, S32_LE_BS)\nWin1.SetFormat(12, U32_BE)\nWin1.SetFormat(14, U32_LE)\nWin1.SetFormat(16, U32_BE_BS)\nWin1.SetFormat(18, U32_LE_BS)\nWin1.SetFormat(20, S64_BE)\nWin1.SetFormat(24, S64_LE)\nWin1.SetFormat(28, S64_BE_BS)\nWin1.SetFormat(32, S64_LE_BS)\nWin1.SetFormat(40, U64_BE)\nWin1.SetFormat(44, U64_LE)\nWin1.SetFormat(48, U64_BE_BS)\nWin1.SetFormat(52, U64_LE_BS)\nWin1.SetFormat(60, FLOAT_BE)\nWin1.SetFormat(62, FLOAT_LE)\nWin1.SetFormat(64, FLOAT_BE_BS)\nWin1.SetFormat(66, FLOAT_LE_BS)\nWin1.SetFormat(80, DOUBLE_BE)\nWin1.SetFormat(84, DOUBLE_LE)\nWin1.SetFormat(88, DOUBLE_BE_BS)\nWin1.SetFormat(92, DOUBLE_LE_BS)\n# \u4e3a\u4e0d\u540c\u683c\u5f0f\u7684\u6570\u636e\u8bbe\u7f6e\u663e\u793a\u540d\u79f0\nWin1.SetName(0, "SIGNED")\nWin1.SetName(1, "UNSIGNED")\nWin1.SetName(2, "HEX")\nWin1.SetName(3, "BINARY")\nWin1.SetName(4, "S32_BE")\nWin1.SetName(6, "S32_LE")\nWin1.SetName(8, "S32_BE_BS")\nWin1.SetName(10, "S32_LE_BS")\nWin1.SetName(12, "U32_BE")\nWin1.SetName(14, "U32_LE")\nWin1.SetName(16, "U32_BE_BS")\nWin1.SetName(18, "U32_LE_BS")\nWin1.SetName(20, "S64_BE")\nWin1.SetName(24, "S64_LE")\nWin1.SetName(28, "S64_BE_BS")\nWin1.SetName(32, "S64_LE_BS")\nWin1.SetName(40, "U64_BE")\nWin1.SetName(44, "U64_LE")\nWin1.SetName(48, "U64_BE_BS")\nWin1.SetName(52, "U64_LE_BS")\nWin1.SetName(60, "FLOAT_BE")\nWin1.SetName(62, "FLOAT_LE")\nWin1.SetName(64, "FLOAT_BE_BS")\nWin1.SetName(66, "FLOAT_LE_BS")\nWin1.SetName(80, "DOUBLE_BE")\nWin1.SetName(84, "DOUBLE_LE")\nWin1.SetName(88, "DOUBLE_BE_BS")\nWin1.SetName(92, "DOUBLE_LE_BS")\n# \u91cd\u65b0\u542f\u7528\u5237\u65b0\nWin1.EnableRefresh = True\n# \u8c03\u6574\u6240\u6709\u5217\u7684\u5927\u5c0f\u4ee5\u9002\u5e94\u5185\u5bb9\nWin1.ResizeAllColumns()\n# \u8c03\u6574\u7a97\u53e3\u5927\u5c0f\u4ee5\u9002\u5e94\u5185\u5bb9\nWin1.ResizeWindow()\n# \u4fdd\u5b58\u914d\u7f6e\u5230\u6587\u4ef6\uff0c\u6307\u5b9a\u6587\u4ef6\u8def\u5f84\nresult = Win1.Save("C:\\\\Users\\\\UserName\\\\Desktop\\\\testfile.mbp")\n# \u6253\u5370\u4fdd\u5b58\u7ed3\u679c\nprint(result)\n# \u6253\u5370\u7b2c\u4e8c\u4e2a\u683c\u5f0f\u540d\u79f0\uff0c\u4f5c\u4e3a\u793a\u4f8b\nprint(Win1.GetName(1))\n# \u7b49\u5f85\u7528\u6237\u6309 Enter \u952e\u9000\u51fa\uff0c\u907f\u514d\u7a97\u53e3\u76f4\u63a5\u5173\u95ed\n_ = input("Press ENTER to quit:")\n\n```\n\n### \u8fde\u63a5\u51fd\u6570\/\u5c5e\u6027\n\nThe following properties and functions do the same as you setup in the connection dialog (F3).\n\n#### \u8fde\u63a5\n\n\u201c\u8fde\u63a5\u201d\uff08Connection\uff09 \u9009\u62e9\u6240\u9700\u7684\u8fde\u63a5\u3002\u53ef\u4ee5\u9009\u62e9\u4e32\u884c\u7aef\u53e3\u6216\u5176\u4e2d\u4e00\u4e2a\u4ee5\u592a\u7f51\u8fde\u63a5\u3002\n\n\u5c5e\u6027**\u8fde\u63a5**\u4e3a\u6574\u6570\n\n\u53d6\u503c\u8303\u56f4\n\n0 = Serial port\n1 = Modbus TCP\/IP\n2 = Modbus UDP\/IP\n3 = Modbus ASCII\/RTU over TCP\/IP\n4 = Modbus ASCII\/RTU over UDP\/IP\n\n\u4f8b\u5982\n\n```\nConnection = 0\n```\n\n#### \u6ce2\u7279\u7387\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u5c5e\u6027**\u6ce2\u7279\u7387**\u4e0e\u957f\n\n300\n600\n1200\n2400\n4800\n9600 (\u9ed8\u8ba4)\n14400\n19200\n38400\n56000\n57600\n115200\n128000\n153600\n230400\n256000\n460800\n921600\n\n\u4f8b\u5982\n\n```\nBaudRate = 9600\n```\n\n#### \u6570\u636e\u4f4d\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u5c5e\u6027 **DataBits** \u4f5c\u4e3a\u6574\u6570\n\n\u53d6\u503c\u8303\u56f4\n\n7\n8 (\u9ed8\u8ba4)\n\n\u4f8b\u5982\uff1a\n\n```\nDataBits = 8\n```\n\n#### \u6821\u9a8c\u4f4d\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u4f5c\u4e3a\u6574\u6570\u7684\u5c5e\u6027**\u5947\u5076\u6821**\u9a8c\n\n\u53d6\u503c\u8303\u56f4\n\n0 = \u65e0\n1 = \u5947\u6570\n2 = \u5076\u6570\uff08\u9ed8\u8ba4\uff09\n\n\u4f8b\u5982\uff1a\n\n```\nParity = 2\n```\n\n#### \u505c\u6b62\u4f4d\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u5c5e\u6027 **StopBits** as Integer\u53d6\u503c\u8303\u56f4\n\n1 \uff08\u9ed8\u8ba4\uff09\n2\n\n\u4f8b\u5982\uff1a\n\n```\nStopBits = 1\n```\n\n#### \u4e32\u884c\u7aef\u53e3\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u5c5e\u6027 **SerialPort** as Integer\u53d6\u503c\u8303\u56f4\n\n1...255\n\n\u9ed8\u8ba4\u503c = 1\n\n\u4f8b\u5982\uff1a\n\n```\nSerialPort = 1\n```\n\n#### \u6a21\u5f0f\n\n\u4ec5\u9002\u7528\u4e8e\u8fde\u63a5 = 0\n\n\u5c5e\u6027**\u6a21\u5f0f**\u4e3a\u6574\u6570\n\n\u53d6\u503c\u8303\u56f4\n\n0 = RTU \u6a21\u5f0f\n1 = ASCII \u6a21\u5f0f\n\n\u4f8b\u5982\uff1a\n\n```\nMode = 1\n```\n\n#### \u5220\u9664Echo\n\n\u4ec5\u9002\u7528\u4e8e \u8fde\u63a5 = 0\n\u5982\u679c\u60a8\u7684\u8bbe\u5907\u6216 RS232\/RS485 \u8f6c\u6362\u5668\u56de\u663e\u521a\u521a\u53d1\u9001\u7684\u5b57\u7b26\u3002\n\n\u5c5e\u6027 **RemoveEcho** as Integer\n\n\u53d6\u503c\u8303\u56f4\n\n0\uff08\u9ed8\u8ba4\uff09\n1\uff08\u5220\u9664\u56de\u58f0\uff09\n\n\u4f8b\u5982\uff1a\n\n```\nRemoveEcho = 1\n```\n\n#### \u54cd\u5e94\u8d85\u65f6\n\nResponseTimeout \u6307\u5b9a Modbus Poll \u5728\u653e\u5f03\u4e4b\u524d\u5e94\u7b49\u5f85\u6765\u81ea\u4ece\u8bbe\u5907\u54cd\u5e94\u7684\u65f6\u95f4\u957f\u5ea6\uff08\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\uff09\u3002\n\n\u5c5e\u6027 **ResponseTimeout** \u4f5c\u4e3a\u6574\u6570\u53d6\u503c\u8303\u56f4\n\n50...100000\n\n\u9ed8\u8ba4\u503c = 1000\n\n\u4f8b\u5982\uff1a\n\n```\nResponseTimeout = 1000\n```\n\n#### DelayBetweenPolls\n\n\u5c5e\u6027 **DelayBetweenPolls** \u4f5c\u4e3a\u6574\u6570\u53d6\u503c\u8303\u56f4\n\n0...1000\n\n\u9ed8\u8ba4\u503c = 20\n\n\u4f8b\u5982\uff1a\n\n```\nDelayBetweenPolls = 20\n```\n\n#### \u670d\u52a1\u5668\u7aef\u53e3\n\n\u4ec5\u9002\u7528\u4e8e Connection = 1...4\n\n\u5c5e\u6027 **ServerPort** as Long\u53d6\u503c\u8303\u56f4\n\n0...65535\n\n\u9ed8\u8ba4\u503c = 502\n\n\u4f8b\u5982\uff1a\n\n```\nServerPort = 502\n```\n\n#### 15.3.12. ConnectTimeout\n\nConnectTimeout \u6307\u5b9a Modbus Poll \u7b49\u5f85 TCP\/IP \u8fde\u63a5\u6210\u529f\u7684\u65f6\u95f4\u957f\u5ea6\u3002\n\n\u4ec5\u9002\u7528\u4e8e Connection = 1...4\n\n\u5c5e\u6027 **ConnectTimeout** as Integer\n\n\u53d6\u503c\u8303\u56f4\n\n100...30000\u6beb\u79d2\n\n\u9ed8\u8ba4\u503c = 1000ms\n\n\u4f8b\u5982\uff1a\n\n```\nConnectTimeout = 1000\n```\n\n#### IP\u7248\u672c\n\n\u4ec5\u9002\u7528\u4e8e Connection = 1...4\n\n\u5c5e\u6027 **IPVersion** as Integer\n\n\u53d6\u503c\u8303\u56f4\n\n4 = IP \u7248\u672c 4\uff08\u9ed8\u8ba4\uff09\n6 = IP \u7248\u672c 6\n\n\u4f8b\n\n```\nIPVersion = 4\n```\n\n#### \u5f00\u653e\u8fde\u63a5\n\n\u6253\u5f00\u4f7f\u7528 Connection \u5c5e\u6027\u9009\u62e9\u7684\u8fde\u63a5\u3002\n\n\u51fd\u6570 **OpenConnection**\uff08\uff09 \u4e3a\u6574\u6570\n\n\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n\u8fd4\u56de\u503c\n\n\u5bf9\u4e8e\u9519\u8bef 3-5\uff1a\u8bf7\u68c0\u67e5\u60a8\u662f\u5426\u62e5\u6709\u6700\u65b0\u7684\u4e32\u53e3\u9a71\u52a8\u7a0b\u5e8f\u3002\n\n**\u9519\u8bef****\u63cf\u8ff0**0\u6210\u529f1\u4e32\u884c\u7aef\u53e3\u4e0d\u53ef\u75283\u4e32\u884c\u7aef\u53e3\u3002\u65e0\u6cd5\u4ece\u7aef\u53e3\u9a71\u52a8\u7a0b\u5e8f\u83b7\u53d6\u5f53\u524d\u8bbe\u7f6e\u30024\u4e32\u884c\u7aef\u53e3\u3002\u4e32\u884c\u7aef\u53e3\u9a71\u52a8\u7a0b\u5e8f\u4e0d\u63a5\u53d7\u7aef\u53e3\u8bbe\u7f6e\u30025\u4e32\u884c\u7aef\u53e3\u3002\u4e32\u884c\u7aef\u53e3\u9a71\u52a8\u7a0b\u5e8f\u4e0d\u63a5\u53d7\u8d85\u65f6\u8bbe\u7f6e\u300212TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002WSA \u542f\u52a813TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002\u8fde\u63a5\u9519\u8bef14TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002\u8d85\u65f615TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002IOCTL17TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002\u5957\u63a5\u5b57\u9519\u8bef21TCP\/UDP \u8fde\u63a5\u5931\u8d25\u3002\u5730\u5740\u4fe1\u606f255\u8fde\u63a5\u5df2\u6253\u5f00\n\nExcel \u793a\u4f8b\u5982\u4f55\u6253\u5f00 Modbus TCP\/IP \u8fde\u63a5\n\n```\nPublic app As Object\nDim res As Integer\n' \u521b\u5efa\u4e00\u4e2a\u6307\u5411 Modbus Poll \u7684\u5bf9\u8c61\nSet app = CreateObject("Mbpoll.Application")\n' \u9009\u62e9 Modbus TCP\/IP \u534f\u8bae\napp.Connection = 1\n' \u8bbe\u7f6e IP \u534f\u8bae\u7248\u672c\u4e3a IPv4\napp.IPVersion = 4\n' \u8bbe\u7f6e\u76ee\u6807\u8bbe\u5907\u7684 IP \u5730\u5740\napp.IPAddress = "192.168.1.27"\n' \u8bbe\u7f6e\u670d\u52a1\u5668\u7aef\u53e3\uff0c\u9ed8\u8ba4\u4e3a 502\napp.ServerPort = 502\n' \u8bbe\u7f6e\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4\u4e3a 1000 \u6beb\u79d2\napp.ConnectTimeout = 1000\n' \u8bbe\u7f6e\u54cd\u5e94\u8d85\u65f6\u65f6\u95f4\u4e3a 1000 \u6beb\u79d2\napp.ResponseTimeout = 1000\n' \u5c1d\u8bd5\u6253\u5f00\u8fde\u63a5\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u50a8\u5728\u53d8\u91cf res \u4e2d\nres = app.OpenConnection()\n```\n\nPython \u793a\u4f8b\uff1a\u5982\u4f55\u8bbe\u7f6e\u4e32\u884c\u8fde\u63a5\n\n```\nimport win32com.client as win32\n# \u521b\u5efa Modbus Poll \u5e94\u7528\u7a0b\u5e8f\u5bf9\u8c61\nApp = win32.Dispatch('Mbpoll.Application')\n# \u8bbe\u7f6e\u4e3a\u4e32\u884c\u8fde\u63a5\nApp.Connection = 0            \n# \u9009\u62e9 COM \u7aef\u53e3 3\nApp.SerialPort = 3            \n# \u8bbe\u7f6e\u6ce2\u7279\u7387\u4e3a 9600\nApp.BaudRate = 9600           \n# \u8bbe\u7f6e\u5947\u5076\u6821\u9a8c\u4e3a\u65e0\nApp.Parity = 0                \n# \u8bbe\u7f6e\u6a21\u5f0f\u4e3a RTU\nApp.Mode = 0                  \n# \u8bbe\u7f6e\u54cd\u5e94\u8d85\u65f6\u65f6\u95f4\u4e3a 1000ms\nApp.ResponseTimeout = 1000    \n# \u8bbe\u7f6e\u4e24\u6b21\u8bf7\u6c42\u4e4b\u95f4\u7684\u6700\u5c0f\u95f4\u9694\u65f6\u95f4\u4e3a 20ms\nApp.DelayBetweenPolls = 20    \n# \u6253\u5f00\u8fde\u63a5\nApp.OpenConnection\n# \u521b\u5efa\u4e00\u4e2a Modbus \u663e\u793a\u7a97\u53e3\u5bf9\u8c61 Win1\nWin1 = win32.Dispatch("Mbpoll.Document")\n# \u4ece\u4ece\u7ad9ID\u4e3a1\u7684\u8bbe\u5907\u8bfb\u53d610\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5730\u5740\u4ece0 (40001) \u5f00\u59cb\uff0c\u6bcf1000ms\u8bfb\u53d6\u4e00\u6b21\nWin1.ReadHoldingRegisters(1, 0, 10, 1000)\n# \u663e\u793a Modbus \u7a97\u53e3\nWin1.ShowWindow()\n# \u8bbe\u7f6e\u663e\u793a\u7684\u884c\u6570\u4e3a10\nWin1.Rows(0)\n# \u7981\u7528\u5237\u65b0\u4ee5\u63d0\u9ad8\u901f\u5ea6\nWin1.EnableRefresh = False\n# \u4e3a\u5bc4\u5b58\u5668\u8bbe\u7f6e\u540d\u79f0\nWin1.SetName(0, "Register 0")\n# \u91cd\u65b0\u542f\u7528\u5237\u65b0\nWin1.EnableRefresh = True\n# \u8c03\u6574\u6240\u6709\u5217\u7684\u5927\u5c0f\u4ee5\u9002\u5e94\u5185\u5bb9\nWin1.ResizeAllColumns ()\n# \u8c03\u6574\u7a97\u53e3\u5927\u5c0f\u4ee5\u9002\u5e94\u5185\u5bb9\nWin1.ResizeWindow()\n# \u7b49\u5f85\u7528\u6237\u6309 Enter \u952e\u9000\u51fa\n_ = input("Press ENTER to quit:")  \n```\n\n#### \u7d27\u5bc6\u8fde\u63a5\n\n\u51fd\u6570 **CloseConnection**\uff08\uff09 \u4e3a\u6574\u6570\n\n\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n\u8fd4\u56de\u503c\n\n\u5982\u679c\u6210\u529f\uff0c\u5219\u4e3a\u96f6\u3002\u5982\u679c\u5931\u8d25\uff0c\u5219\u503c\u4e3a\u975e\u96f6\u3002\n\n#### ShowCommunicationTraffic\n\n\u663e\u793a\u901a\u4fe1\u6d41\u91cf\u7a97\u53e3\u3002\n\n\u51fd\u6570 **ShowCommunicationTraffic**()\n\n\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### CloseCommunicationTraffic\n\n\u5982\u679c\u663e\u793a\uff0c\u5219\u5173\u95ed\u901a\u4fe1\u6d41\u91cf\u7a97\u53e3\u3002\n\n\u51fd\u6570 **CloseCommunicationTraffic**()\n\n\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n### \u8bfb\u53d6\u51fd\u6570\n\n\u4ee5\u4e0b\u51fd\u6570\u7684\u64cd\u4f5c\u4e0e\u60a8\u5728\u8bfb\/\u5199\u5b9a\u4e49\u5bf9\u8bdd\u6846 \uff08F8\uff09 \u4e2d\u8bbe\u7f6e\u7684\u76f8\u540c\u3002 \u8bfb\u53d6\u51fd\u6570\u4e0e Modbus Poll \u6587\u6863\u76f8\u5173\u8054\u3002\uff08\u5305\u542b\u6570\u636e\u7684\u7a97\u53e3\uff09\n\n\u4f8b\u5982\uff1a\n\n```\n' \u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2a Modbus Poll \u6587\u6863\u5bf9\u8c61\nPublic doc As Object\n' \u521b\u5efa Modbus Poll \u6587\u6863\u5bf9\u8c61\u5b9e\u4f8b\nSet doc = CreateObject("Mbpoll.Document")\n' \u4ece\u4ece\u7ad9 ID \u4e3a 1 \u7684\u8bbe\u5907\u8bfb\u53d6 100 \u4e2a\u7ebf\u5708\u72b6\u6001\uff0c\u5730\u5740\u4ece 0 \u5f00\u59cb\uff0c\u6bcf 1000 \u6beb\u79d2\u8bfb\u53d6\u4e00\u6b21\nres = doc.ReadCoils(1, 0, 100, 1000) ' \u8bfb\u53d6 100 \u4e2a\u7ebf\u5708\u6bcf 1000ms\n```\n\n\u6ce8\u610f\uff1a\u5fc5\u987b\u5148\u521b\u5efa Read\uff0c\u7136\u540e\u624d\u80fd\u4f7f\u7528\u5c5e\u6027\u83b7\u53d6\u6570\u636e\u3002\n\n#### \u8bfb\u53d6\u7ebf\u5708 ReadCoils\n\nModbus \u529f\u80fd\u4ee3\u7801 01\n\n\u51fd\u6570 **ReadCoils**\uff08SlaveID \u4e3a\u6574\u6570\uff0c\u5730\u5740\u4e3a\u957f\uff0c\u6570\u91cf\u4e3a\u6574\u6570\uff0cScanRate \u4e3a\u957f\uff09\u4e3a\u6574\u6570\n\n\u53c2\u6570\n\n**\u5974\u96b6ID\uff1a**\u4ece\u5730\u5740 1 \u5230 255\n**\u5730\u5740\uff1a**\u6570\u636e\u5730\u5740\uff08\u4ee5 0 \u4e3a\u57fa\u6570\uff09\n**\u6570\u91cf\uff1a**\u6570\u636e\u6570\u91cf\u30021 \u81f3 2000\n**\u626b\u63cf\u901f\u7387\uff1a**0 \u81f3 3600000msReturn value\n\nTrue if success. False if not success\n\n#### \u8bfb\u79bb\u6563\u8f93\u5165 ReadDiscreteInputs\n\n**Modbus \u529f\u80fd\u7801 02**\n\n\u51fd\u6570 \u8bfb\u79bb\u6563\u8f93\u5165(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b, \u6570\u91cf As \u6574\u578b, \u626b\u63cf\u7387 As \u957f\u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 1 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n- \u6570\u91cf: \u6570\u636e\u6570\u91cf\u30021 \u81f3 2000\n\n- \u626b\u63cf\u7387: 0 \u81f3 3600000ms\n\n\u8fd4\u56de\u503c\n\n- \u6210\u529f\u8fd4\u56de True\u3002\u5931\u8d25\u8fd4\u56de False\u3002\n\n#### \u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668 ReadHoldingRegisters\n\n**Modbus \u529f\u80fd\u7801 03**\n\n\u51fd\u6570 \u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b, \u6570\u91cf As \u6574\u578b, \u626b\u63cf\u7387 As \u957f\u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 1 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n- \u6570\u91cf: \u6570\u636e\u6570\u91cf\u30021 \u81f3 125\n\n- \u626b\u63cf\u7387: 0 \u81f3 3600000ms\n\n\u8fd4\u56de\u503c\n\n- \u6210\u529f\u8fd4\u56de True\u3002\u5931\u8d25\u8fd4\u56de False\u3002\n\n#### \u8bfb\u8f93\u5165\u5bc4\u5b58\u5668 ReadInputRegisters\n\n**Modbus \u529f\u80fd\u7801 04**\n\n\u51fd\u6570 \u8bfb\u8f93\u5165\u5bc4\u5b58\u5668(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b, \u6570\u91cf As \u6574\u578b, \u626b\u63cf\u7387 As \u957f\u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 1 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n- \u6570\u91cf: \u6570\u636e\u6570\u91cf\u30021 \u81f3 125\n\n- \u626b\u63cf\u7387: 0 \u81f3 3600000ms\n\n\u8fd4\u56de\u503c\n\n- \u6210\u529f\u8fd4\u56de True\u3002\u5931\u8d25\u8fd4\u56de False\u3002\n\n### \u81ea\u52a8\u5316\u5199\u5165\u51fd\u6570\n\n\u5199\u5165\u51fd\u6570\u5c06\u5b58\u50a8\u5728\u7531\u5c5e\u6027\u586b\u5145\u7684\u6570\u7ec4\u4e2d\u7684\u503c\u5199\u5165\u3002\u4e0b\u9762\u7684\u5199\u5165\u51fd\u6570\u4e0d\u521b\u5efa\u6570\u636e\u7a97\u53e3\u3002\u8981\u521b\u5efa\u6570\u636e\u7a97\u53e3\uff0c\u8bf7\u4f7f\u7528 Win \u51fd\u6570\uff0c\u4f8b\u5982 WriteMultipleRegistersWin\u3002\n\n#### \u5199\u5355\u4e2a\u7ebf\u5708 WriteSingleCoil\n\n**Modbus \u529f\u80fd\u7801 05\u3002**\n\u5199\u5165\u5199\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e00\u4e2a\u7ebf\u5708\u3002\n\n\u51fd\u6570 \u5199\u5355\u4e2a\u7ebf\u5708(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 0 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n\u8fd4\u56de\u503c\n\n- \u5982\u679c\u5199\u6570\u7ec4\u51c6\u5907\u597d\u4e14\u6570\u636e\u5df2\u53d1\u9001\uff0c\u5219\u8fd4\u56de True\u3002\u5982\u679c\u6570\u7ec4\u4e3a\u7a7a\u6216\u53c2\u6570\u9519\u8bef\uff0c\u5219\u8fd4\u56de False\u3002\n\n- \u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u8d1f\u8d23\u901a\u8fc7\u56de\u8bfb\u5199\u5165\u7684\u503c\u6765\u9a8c\u8bc1\u5199\u64cd\u4f5c\u3002\n\n#### \u5199\u5355\u4e2a\u5bc4\u5b58\u5668 WriteSingleRegister\n\n**Modbus \u529f\u80fd\u7801 06\u3002**\n\u5199\u5165\u5199\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5bc4\u5b58\u5668\u3002\n\n\u51fd\u6570 \u5199\u5355\u4e2a\u5bc4\u5b58\u5668 (\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 0 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n\u8fd4\u56de\u503c\n\n- \u5982\u679c\u5199\u6570\u7ec4\u51c6\u5907\u597d\u4e14\u6570\u636e\u5df2\u53d1\u9001\uff0c\u5219\u8fd4\u56de True\u3002\u5982\u679c\u6570\u7ec4\u4e3a\u7a7a\u6216\u53c2\u6570\u9519\u8bef\uff0c\u5219\u8fd4\u56de False\u3002\n\n- \u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u8d1f\u8d23\u901a\u8fc7\u56de\u8bfb\u5199\u5165\u7684\u503c\u6765\u9a8c\u8bc1\u5199\u64cd\u4f5c\u3002\n\n#### \u5199\u591a\u4e2a\u7ebf\u5708 WriteMultipleCoils\n\n**Modbus \u529f\u80fd\u7801 15\u3002**\n\u5199\u5165\u5199\u6570\u7ec4\u4e2d\u5b58\u50a8\u7684\u7ebf\u5708\u3002\n\n\u51fd\u6570 \u5199\u591a\u4e2a\u7ebf\u5708(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b, \u6570\u91cf As \u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 0 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n- \u6570\u91cf: \u6570\u636e\u6570\u91cf\u30021 \u81f3 1968\n\n\u8fd4\u56de\u503c\n\n- \u5982\u679c\u5199\u6570\u7ec4\u51c6\u5907\u597d\u4e14\u6570\u636e\u5df2\u53d1\u9001\uff0c\u5219\u8fd4\u56de True\u3002\u5982\u679c\u6570\u7ec4\u4e3a\u7a7a\u6216\u53c2\u6570\u9519\u8bef\uff0c\u5219\u8fd4\u56de False\u3002\n\n- \u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u8d1f\u8d23\u901a\u8fc7\u56de\u8bfb\u5199\u5165\u7684\u503c\u6765\u9a8c\u8bc1\u5199\u64cd\u4f5c\u3002\n\n#### \u5199\u591a\u4e2a\u5bc4\u5b58\u5668 WriteMultipleRegisters\n\n**Modbus \u529f\u80fd\u7801 16\u3002**\n\u5199\u5165\n\n\u5199\u6570\u7ec4\u4e2d\u5b58\u50a8\u7684\u5bc4\u5b58\u5668\u3002\n\n\u51fd\u6570 \u5199\u591a\u4e2a\u5bc4\u5b58\u5668(\u4ece\u7ad9ID As \u6574\u578b, \u5730\u5740 As \u957f\u6574\u578b, \u6570\u91cf As \u6574\u578b) As \u6574\u578b\n\n\u53c2\u6570\n\n- \u4ece\u7ad9ID: \u4ece\u7ad9\u5730\u5740 0 \u81f3 255\n\n- \u5730\u5740: \u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n\n- \u6570\u91cf: \u6570\u636e\u6570\u91cf\u30021 \u81f3 123\n\n\u8fd4\u56de\u503c\n\n- \u5982\u679c\u5199\u6570\u7ec4\u51c6\u5907\u597d\u4e14\u6570\u636e\u5df2\u53d1\u9001\uff0c\u5219\u8fd4\u56de True\u3002\u5982\u679c\u6570\u7ec4\u4e3a\u7a7a\u6216\u53c2\u6570\u9519\u8bef\uff0c\u5219\u8fd4\u56de False\u3002\n\n- \u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u8d1f\u8d23\u901a\u8fc7\u56de\u8bfb\u5199\u5165\u7684\u503c\u6765\u9a8c\u8bc1\u5199\u64cd\u4f5c\u3002\n\n#### Python \u793a\u4f8b\n\n\u5c55\u793a\u5982\u4f55\u521b\u5efa\u4e00\u4e2a\u7a97\u53e3\uff0c\u4ece\u5730\u5740 0\uff0840001\uff09\u8bfb\u53d610\u4e2a\u5bc4\u5b58\u5668\uff0c\u7136\u540e\u5199\u51655\u4e2a\u5bc4\u5b58\u5668\u7684Python\u793a\u4f8b\u3002\n\n```\nimport sys\nimport time\nimport win32com.client as win32\n# \u521b\u5efaModbus Poll\u5e94\u7528\u7a0b\u5e8f\u5b9e\u4f8b\nApp = win32.Dispatch('Mbpoll.Application')\n# \u8bbe\u7f6e\u8fde\u63a5\u7c7b\u578b\u4e3aTCP\/IP\nApp.Connection = 1            \nApp.IPAddress = "127.0.0.1"  # \u8bbe\u7f6eIP\u5730\u5740\nApp.ResponseTimeout = 1000    # \u8bbe\u7f6e\u54cd\u5e94\u8d85\u65f6\u65f6\u95f4\u4e3a1000\u6beb\u79d2\nApp.DelayBetweenPolls = 20    # \u8bbe\u7f6e\u8bf7\u6c42\u95f4\u6700\u5c0f\u95f4\u9694\u4e3a20\u6beb\u79d2\nApp.ConnectTimeout = 500      # \u8bbe\u7f6e\u8fde\u63a5\u8d85\u65f6\u65f6\u95f4\u4e3a500\u6beb\u79d2\nApp.ServerPort = 502  # \u8bbe\u7f6e\u670d\u52a1\u5668\u7aef\u53e3\u4e3a502\nresult = App.OpenConnection  # \u5c1d\u8bd5\u6253\u5f00\u8fde\u63a5\nif result != 0:\n   print("Connection failed. Error: ", result)  # \u8fde\u63a5\u5931\u8d25\u65f6\u8f93\u51fa\u9519\u8bef\u4fe1\u606f\n   sys.exit()  # \u9000\u51fa\u7a0b\u5e8f\n# \u521b\u5efa\u4e00\u4e2a\u540d\u4e3aWin1\u7684Modbus\u663e\u793a\u7a97\u53e3\nWin1 = win32.Dispatch("Mbpoll.Document")\n# \u4ece\u4ece\u7ad9ID 1\u7684\u5730\u57400 (40001)\u5f00\u59cb\uff0c\u6bcf1000ms\u8bfb\u53d610\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\nWin1.ReadHoldingRegisters(1, 0, 10, 1000)\n# \u663e\u793aModbus\u7a97\u53e3\nWin1.ShowWindow()\n# \u663e\u793a10\u884c\nWin1.Rows(0)\n# \u8c03\u6574\u7a97\u53e3\u5927\u5c0f\u4ee5\u9002\u5e94\u7f51\u683c\nWin1.ResizeWindow()\ntime.sleep(1.0) # \u7b49\u5f85\u8bfb\u53d6\u5b8c\u6210\nif Win1.ReadResult == 0:    # \u68c0\u67e5\u8bfb\u53d6\u7ed3\u679c\n   print("Modbus register 0 (40001) = ", Win1.SRegisters(0))\nelse:\n   print("Read failed error: = ", Win1.ReadResult)\nprint ("Tx count = %d, Rx count = %d" % (Win1.GetTxCount, Win1.GetRxCount))\n# \u5728Modbus Poll\u7684\u5185\u90e8\u6570\u7ec4\u4e2d\u51c6\u5907\u8981\u5199\u5165\u7684\u6570\u636e\nWin1.SRegisters(0, 1)   # \u6ce8\u610f\uff0c\u8fd9\u91cc\u76841\u4e0d\u662fModbus\u5730\u5740\uff0c\u800c\u662f\u6570\u7ec4\u7684\u7d22\u5f15\nWin1.SRegisters(1, 10)\nWin1.SRegisters(2, 100)\nWin1.SRegisters(3, 1000)\nWin1.SRegisters(4, 10000)\n# \u5199\u5165\u5bc4\u5b58\u5668\u3002\u8fd9\u4e2a\u51fd\u6570\u4e0d\u4f1a\u5728Modbus Poll\u4e2d\u521b\u5efa\u7a97\u53e3\n# \u4f7f\u7528\u51fd\u6570 <<WriteMultipleRegistersWin>> \u6765\u521b\u5efa\u6570\u636e\u7a97\u53e3\nWin1.WriteMultipleRegisters(1, 0, 5)\n_ = input("Wait for write Press ENTER:")  # \u7b49\u5f85\u5199\u5165\uff0c\u6309\u56de\u8f66\u7ee7\u7eed\nif Win1.WriteResult == 0:    # \u68c0\u67e5\u5199\u5165\u7ed3\u679c\n   print("Modbus write success")\nelse:\n   print("Write failed error: = ", Win1.WriteResult)\n_ = input("Press ENTER to quit:")  # \u6309\u56de\u8f66\u9000\u51fa\n```\n\n### 15.6. \u5404\u79cd\u529f\u80fd\n\n\u5404\u79cd\u529f\u80fd\u4e0e Modbus Poll \u6587\u6863\u76f8\u5173\u8054\u3002\uff08\u5305\u542b\u6570\u636e\u7684\u7a97\u53e3\uff09\n\n#### 15.6.1. ShowWindow\n\n\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cModbus \u6587\u6863\u7a97\u53e3\u5904\u4e8e\u9690\u85cf\u72b6\u6001\u3002ShowWindow \u51fd\u6570\u4f7f Modbus Poll \u53ef\u89c1\uff0c\u5e76\u663e\u793a\u5305\u542b\u6570\u636e\u5185\u5bb9\u7684\u6587\u6863\u3002\n\n**\u51fd\u6570 ShowWindow**()\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### 15.6.2. GetTx\u8ba1\u6570\n\n\u83b7\u53d6\u8bf7\u6c42\u6570\u3002\n\n\u51fd\u6570 **GetTxCount**\uff08\uff09 \u53ea\u8981\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\u8fd4\u56de\u503c\n\n\u8bf7\u6c42\u6570\u3002\n\n#### \u83b7\u53d6\u63a5\u6536\u8ba1\u6570\n\n\u83b7\u53d6\u54cd\u5e94\u6570\u91cf\u3002\n\n\u51fd\u6570 \u83b7\u53d6\u63a5\u6536\u8ba1\u6570() As \u957f\u6574\u578b\n\n**\u53c2\u6570**\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n**\u8fd4\u56de\u503c**\n\n\u54cd\u5e94\u6570\u91cf\u3002\n\n#### \u83b7\u53d6\u540d\u79f0\n\n\u83b7\u53d6\u503c\u7684\u540d\u79f0\u3002\n\n\u51fd\u6570 \u83b7\u53d6\u540d\u79f0(\u7d22\u5f15 As \u6574\u578b) As \u5b57\u7b26\u4e32\n\n**\u53c2\u6570**\n\n\u7d22\u5f15\uff1a\u7d22\u5f150\u5bf9\u5e94\u4e8e\u7b2c\u4e00\u4e2aModbus\u5730\u5740\u3002\n\n**\u8fd4\u56de\u503c**\n\n\u540d\u79f0\u3002\n\n#### \u8bbe\u7f6e\u540d\u79f0\n\n\u66f4\u6539\u503c\u7684\u540d\u79f0\u3002\u51fd\u6570 \u8bbe\u7f6e\u540d\u79f0(\u7d22\u5f15 As \u6574\u578b, \u540d\u79f0 As \u5b57\u7b26\u4e32)\n\n**\u53c2\u6570**\n\n\u7d22\u5f15\uff1a\u7d22\u5f150\u5bf9\u5e94\u4e8e\u7b2c\u4e00\u4e2aModbus\u5730\u5740\u3002\n\u540d\u79f0\uff1a\u503c\u5355\u5143\u683c\u7684\u540d\u79f0\u3002\n\n**\u8fd4\u56de\u503c**\n\n\u65e0\n\n#### \u683c\u5f0f\u5316\u5168\u90e8\n\n\u4f7f\u7528\u9009\u5b9a\u7684\u683c\u5f0f\u683c\u5f0f\u5316\u6240\u6709\u503c\u5355\u5143\u683c\u3002\n\n\u51fd\u6570 \u683c\u5f0f\u5316\u5168\u90e8(\u683c\u5f0f As \u6574\u578b)\n\n\u53c2\u6570\n\n\u683c\u5f0f\uff1a\u503c\u5355\u5143\u683c\u7684\u683c\u5f0f\u3002\n\n\u8fd4\u56de\u503c\n\n\u65e0\n\n#### \u83b7\u53d6\u683c\u5f0f\n\n\u83b7\u53d6Modbus\u503c\u7684\u663e\u793a\u683c\u5f0f\u3002\n\n\u51fd\u6570 \u83b7\u53d6\u683c\u5f0f(\u7d22\u5f15 As \u6574\u578b) As \u6574\u578b\n\n**\u53c2\u6570**\n\u7d22\u5f15\uff1a\u7d22\u5f150\u5bf9\u5e94\u4e8e\u7b2c\u4e00\u4e2aModbus\u5730\u5740\u3002\n\n**\u8fd4\u56de\u503c**\n\nID\u683c\u5f0f (Format)\u4e2d\u6587\u89e3\u91ca0Signed\u6709\u7b26\u53f71Unsigned\u65e0\u7b26\u53f72Hex\u5341\u516d\u8fdb\u52363Binary\u4e8c\u8fdb\u52364Float little-endian byte swap\u6d6e\u70b9\u6570\u5c0f\u7aef\u5b57\u8282\u4ea4\u63625Float big-endian\u6d6e\u70b9\u6570\u5927\u7aef6Double little-endian byte swap\u53cc\u7cbe\u5ea6\u5c0f\u7aef\u5b57\u8282\u4ea4\u63627Double big-endian\u53cc\u7cbe\u5ea6\u5927\u7aef832-bit Signed little-endian byte swap32\u4f4d\u6709\u7b26\u53f7\u5c0f\u7aef\u5b57\u8282\u4ea4\u6362932-bit Signed big-endian32\u4f4d\u6709\u7b26\u53f7\u5927\u7aef10Float little-endian\u6d6e\u70b9\u6570\u5c0f\u7aef11Float big-endian byte swap\u6d6e\u70b9\u6570\u5927\u7aef\u5b57\u8282\u4ea4\u636212Double little-endian\u53cc\u7cbe\u5ea6\u5c0f\u7aef13Double big-endian byte swap\u53cc\u7cbe\u5ea6\u5927\u7aef\u5b57\u8282\u4ea4\u63621432-bit Signed little-endian32\u4f4d\u6709\u7b26\u53f7\u5c0f\u7aef1532-bit Signed big-endian byte swap32\u4f4d\u6709\u7b26\u53f7\u5927\u7aef\u5b57\u8282\u4ea4\u63621732-bit Unsigned big-endian32\u4f4d\u65e0\u7b26\u53f7\u5927\u7aef1832-bit Unsigned little-endian byte swap32\u4f4d\u65e0\u7b26\u53f7\u5c0f\u7aef\u5b57\u8282\u4ea4\u63621932-bit Unsigned big-endian byte swap32\u4f4d\u65e0\u7b26\u53f7\u5927\u7aef\u5b57\u8282\u4ea4\u63622032-bit Unsigned little-endian32\u4f4d\u65e0\u7b26\u53f7\u5c0f\u7aef2164-bit Signed big-endian64\u4f4d\u6709\u7b26\u53f7\u5927\u7aef2264-bit Signed little-endian byte swap64\u4f4d\u6709\u7b26\u53f7\u5c0f\u7aef\u5b57\u8282\u4ea4\u63622364-bit Signed big-endian byte swap64\u4f4d\u6709\u7b26\u53f7\u5927\u7aef\u5b57\u8282\u4ea4\u63622464-bit Signed little-endian64\u4f4d\u6709\u7b26\u53f7\u5c0f\u7aef2564-bit Unsigned big-endian64\u4f4d\u65e0\u7b26\u53f7\u5927\u7aef2664-bit Unsigned little-endian byte swap64\u4f4d\u65e0\u7b26\u53f7\u5c0f\u7aef\u5b57\u8282\u4ea4\u63622764-bit Unsigned big-endian byte swap64\u4f4d\u65e0\u7b26\u53f7\u5927\u7aef\u5b57\u8282\u4ea4\u63622864-bit Unsigned little-endian64\u4f4d\u65e0\u7b26\u53f7\u5c0f\u7aef\n\n**\u6ce8\u610f\uff1a**\n\n\u6b64\u8bbe\u7f6e\u4ec5\u7528\u4e8e\u663e\u793a\u3002\u4f7f\u7528 Get\/Set \u503c\u51fd\u6570\u65f6\uff0c\u4ecd\u9700\u8981\u4f7f\u7528 byteOrder \u6765\u83b7\u53d6\u6b63\u786e\u7684\u5b57\u8282\u5e8f\u3002\n\n#### 15.6.8. SetFormat\n\n\u66f4\u6539 Modbus \u503c\u7684\u663e\u793a\u683c\u5f0f\u3002\u8bf7\u53c2\u9605\u4e0a\u9762\u7684\u683c\u5f0f\u503c\u3002\n\n\u51fd\u6570 **SetFormat**\uff08\u7d22\u5f15\u4e3a\u6574\u6570\uff0c\u683c\u5f0f\u4e3a\u6574\u6570\uff09\u53c2\u6570\n\n**\u6307\u6570\uff1a**\u7d22\u5f15 0 \u5bf9\u5e94\u4e8e\u7b2c\u4e00\u4e2a Modbus \u5730\u5740\u3002\n**\u683c\u5f0f\uff1a**\u503c\u5355\u5143\u683c\u7684\u683c\u5f0f\u3002\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### 15.6.9. ResizeWindow\n\n\u8c03\u6574\u6253\u5f00\u7684\u7a97\u53e3\u5927\u5c0f\u4ee5\u9002\u5408\u7f51\u683c\u3002\n\n\u51fd\u6570 **ResizeWindow**()\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### 15.6.10. ResizeAllColumns\n\n\u8c03\u6574\u6240\u6709\u5217\u7684\u5927\u5c0f\u4ee5\u9002\u5408\u5355\u5143\u683c\u5185\u7684\u503c\u3002\n\n\u51fd\u6570 **ResizeAllColumns**()\u53c2\u6570\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### 15.6.11. \u884c\n\n\u6307\u5b9a\u7f51\u683c\u4e2d\u7684\u884c\u6570\u3002\n\n\u51fd\u6570**\u884c** \uff08NumberRows\uff09\u53c2\u6570\n\n**\u6570\u5b57\u884c\uff1a**\u7f51\u683c\u4e2d\u7684\u884c\u6570\u3002\n\n**\u7f16\u53f7****\u63cf\u8ff0**010 \u884c\uff08\u9ed8\u8ba4\uff09120 \u884c250 \u884c3100 \u884c4\u9002\u5408\u6570\u91cf\n\n\u8fd4\u56de\u503c\n\n\u6ca1\u6709\n\n#### \u8bfb\u53d6\u7ed3\u679c\n\n\u4f7f\u7528\u6b64\u5c5e\u6027\u6765\u68c0\u67e5\u662f\u5426\u6210\u529f\u5efa\u7acb\u4e86\u4e0e\u8bfb\u53d6\u64cd\u4f5c\u7684\u901a\u4fe1\u3002\n\n\u5c5e\u6027 \u8bfb\u53d6\u7ed3\u679c As \u6574\u578b\n\n**\u53c2\u6570**\n\n\u6b64\u51fd\u6570\u6ca1\u6709\u53c2\u6570\u3002\n\n**\u8fd4\u56de\u503c**\n\nErrorDescription0\u6210\u529f **SUCCESS**1\u8d85\u65f6\u9519\u8bef **TIMEOUT ERROR**2CRC\u9519\u8bef **CRC ERROR**3\u54cd\u5e94\u9519\u8bef\uff08\u54cd\u5e94\u4e0d\u662f\u9884\u671f\u7684\u4ece\u7ad9ID\u3001\u529f\u80fd\u7801\u6216\u5730\u5740\uff09**RESPONSE ERROR (The response was not the expected slave id, function or address)**4\u5199\u5165\u9519\u8bef **WRITE ERROR**5\u8bfb\u53d6\u9519\u8bef **READ ERROR**6\u7aef\u53e3\u672a\u6253\u5f00\u9519\u8bef **PORT NOT OPEN ERROR**10\u6570\u636e\u672a\u521d\u59cb\u5316 **DATA UNINITIALIZED**11\u63a5\u6536\u5230\u7684\u5b57\u8282\u4e0d\u8db3 **INSUFFICIENT BYTES RECEIVED**16\u5b57\u8282\u6570\u9519\u8bef **BYTE COUNT ERROR**19\u4e8b\u52a1ID\u9519\u8bef **TRANSACTION ID ERROR**81h\u975e\u6cd5\u529f\u80fd **ILLEGAL FUNCTION**82h\u975e\u6cd5\u6570\u636e\u5730\u5740 **ILLEGAL DATA ADDRESS**83h\u975e\u6cd5\u6570\u636e\u503c **ILLEGAL DATA VALUE**84h\u670d\u52a1\u5668\u8bbe\u5907\u5931\u8d25 **SERVER DEVICE FAILURE**85h\u786e\u8ba4 **ACKNOWLEDGE**86h\u670d\u52a1\u5668\u8bbe\u5907\u5fd9 **SERVER DEVICE BUSY**87hNAK-\u8d1f\u786e\u8ba4 **NAK-NEGATIVE ACKNOWLEDGMENT**8Ah\u7f51\u5173\u8def\u5f84\u4e0d\u53ef\u7528  **GATEWAY PATH UNAVAILABLE**8Bh\u7f51\u5173\u76ee\u6807\u8bbe\u5907\u672a\u54cd\u5e94 **GATEWAY TARGET DEVICE FAILED TO RESPOND**\u8fd9\u4e2a\u8868\u683c\u5217\u51fa\u4e86Modbus\u901a\u8baf\u4e2d\u53ef\u80fd\u9047\u5230\u7684\u9519\u8bef\u4ee3\u7801\u53ca\u5176\u63cf\u8ff0\uff0c\u7528\u4e8e\u6545\u969c\u8bca\u65ad\u548c\u72b6\u6001\u53cd\u9988\u3002\n\n### \u5199\u5165\u7ed3\u679c\n\n\u4f7f\u7528\u6b64\u51fd\u6570\u6765\u68c0\u67e5\u5199\u5165\u64cd\u4f5c\u662f\u5426\u6210\u529f\u3002\n\u5728\u4ece\u4ece\u7ad9\u83b7\u5f97\u7ed3\u679c\u4e4b\u524d\uff0c\u503c\u4e3a\u6570\u636e\u672a\u521d\u59cb\u5316\u3002\u53c2\u89c1\u8bfb\u53d6\u7ed3\u679c\u4ee5\u83b7\u53d6\u53ef\u80fd\u7684\u503c\u5217\u8868\u3002\n\n**\u5c5e\u6027 **\n\n\u5199\u5165\u7ed3\u679c As \u6574\u578b\n\n**\u8fd4\u56de\u503c**\n\u4ee5\u6574\u578b\u8fd4\u56de\u5199\u5165\u7ed3\u679c\u3002\n\n### \u4fdd\u5b58\n\n\u4fdd\u5b58\u5f53\u524d\u7a97\u53e3\u3002\u51fd\u6570 \u4fdd\u5b58(\u8def\u5f84\u540d As \u5b57\u7b26\u4e32) As \u5e03\u5c14\u578b\n\n**\u53c2\u6570**\n\u8def\u5f84\u540d\uff1a\u5e94\u4fdd\u5b58\u6587\u4ef6\u7684\u5b8c\u5168\u9650\u5b9a\u8def\u5f84\u3002\n\n**\u8fd4\u56de\u503c**\nBoolean \u5e03\u5c14\u578b\n\n\u793a\u4f8b\n\n```\n# \u9996\u5148\u9700\u8981\u4e00\u4e2aModbus Poll\u6587\u6863\u3002\nPublic doc As Object\nSet doc = CreateObject("Mbpoll.Document")\nres = doc.ReadCoils(1, 0, 100, 1000) # \u6bcf1000\u6beb\u79d2\u8bfb\u53d6100\u4e2a\u7ebf\u5708\nres = doc.Save("C:\\\\Users\\\\UserName\\\\Desktop\\\\testfile.mbp")    # \u5c06\u6587\u6863\u4fdd\u5b58\u5230\u684c\u9762\u7684testfile.mbp\u6587\u4ef6\n```\n\n### \u81ea\u52a8\u5316\u6570\u636e\u5c5e\u6027\n\n\u4ee5\u4e0b\u5c5e\u6027\u7528\u4e8e\u5728Modbus Poll\u4e2d\u7684\u5185\u90e8\u5199\/\u8bfb\u6570\u7ec4\u4e2d\u8bbe\u7f6e\u6216\u83b7\u53d6\u503c\u3002\u4f7f\u7528\u7684\u7d22\u5f15\u4e0d\u662fModbus\u5730\u5740\u3002\u65e0\u8bba\u4f7f\u7528\u7684\u5730\u5740\u5982\u4f55\uff0c\u7d22\u5f15\u603b\u662f\u4ece0\u5f00\u59cb\u8ba1\u6570\u3002\u6570\u636e\u5c5e\u6027\u4e0eModbus Poll\u6587\u6863\u76f8\u5173\u8054\u3002\uff08\u5e26\u6709\u6570\u636e\u7684\u7a97\u53e3\uff09\n\n\u6bcf\u4e2a\u6570\u636e\u5c5e\u6027\u6709\u4e24\u4e2a\u7248\u672c\uff1a\n\n\u4e00\u4e2a\u6ca1\u6709\u540e\u7f00\uff0c\u4f8b\u5982SRegisters\uff0c\u7528\u4e8e\u4ece\u5185\u90e8\u5199\/\u8bfb\u6570\u7ec4\u4e2d\u8bbe\u7f6e\u6216\u83b7\u53d6\u503c\u3002\n\n\u4e00\u4e2a\u5e26\u6709Win\u540e\u7f00\uff0c\u4f8b\u5982SRegistersWin\uff0c\u7528\u4e8e\u76f4\u63a5\u4ece\u6570\u636e\u7a97\u53e3\u8bbe\u7f6e\u6216\u83b7\u53d6\u503c\u3002\u8fd9\u5728\u4f7f\u7528\u6570\u636e\u7a97\u53e3\u8fdb\u884c\u5199\u64cd\u4f5c\uff08\u4f8b\u5982WriteMultipleRegistersWin\uff09\u65f6\u4f7f\u7528\u3002\n\n\u793a\u4f8b 1:\n\n```\n# \u5047\u8bbe\u9996\u5148\u521b\u5efa\u4e86doc\u3002\u53c2\u89c1Excel\u793a\u4f8b\u3002\n# \u5728\u7528\u4e8e\u7a0d\u540e\u5199\u64cd\u4f5c\u7684\u6570\u636e\u6570\u7ec4\u4e2d\uff0c\u5411\u7d22\u5f150\u5199\u51651\ndoc.SRegisters(0) = 1\ndoc.SRegisters(1) = 10\ndoc.SRegisters(2) = 1234\n# \u5c06\u5b58\u50a8\u5728Modbus Poll\u5185\u90e8\u6570\u7ec4\u76843\u4e2a\u5bc4\u5b58\u5668\n# \u5199\u5165Modbus\u5730\u5740100\uff0840101\uff09\n# \u4e0d\u521b\u5efa\u7a97\u53e3\nres = doc.WriteMultipleRegisters(1, 100, 3)\n# \u4e0a\u8ff0\u793a\u4f8b\u4e0d\u521b\u5efa\u6570\u636e\u7a97\u53e3\uff0c\u53ea\u662f\u6267\u884c\u5355\u6b21Modbus\u5199\u64cd\u4f5c\u3002\n```\n\n\u793a\u4f8b 2\uff0c\u6d6e\u70b9\u6570\u503c:\n\u5199\u51653\u4e2a\u6d6e\u70b9\u6570\u503c\u3002\n\n```\n# \u5047\u8bbe\u9996\u5148\u521b\u5efa\u4e86doc\u3002\u53c2\u89c1Excel\u793a\u4f8b\u3002\ndoc.Floats(0) = 1.3\ndoc.Floats(2) = 10.5\ndoc.Floats(4) = 1234.12\n# \u5c066\u4e2a\u5bc4\u5b58\u5668\u5199\u5165Modbus Poll\nres = doc.WriteMultipleRegisters(1, 0, 6)\n# \u5199\u51656\u4e2a\u5bc4\u5b58\u5668\uff0c\u56e0\u4e3a\u6d6e\u70b9\u6570\u503c\u662f32\u4f4d\u5bbd\u3002\n```\n\n\u793a\u4f8b 3:\n\u521b\u5efa\u4e00\u4e2a\u6bcf1000ms\u5199\u51653\u4e2a\u5bc4\u5b58\u5668\u7684\u7a97\u53e3\u3002\n\n```\n# \u5047\u8bbe\u9996\u5148\u521b\u5efa\u4e86doc\u3002\u53c2\u89c1Excel\u793a\u4f8b\u3002\n# \u521b\u5efa\u4e00\u4e2a\u7a97\u53e3\uff0c\u8be5\u7a97\u53e3\u6bcf1000ms\u5199\u5165\u5185\u5bb9\nres = doc.WriteMultipleRegistersWin(1, 100, 3, 1000)\n# \u5411\u6570\u636e\u7a97\u53e3\u7684\u7b2c\u4e00\u4e2a\u5355\u5143\u683c\u5199\u51651\ndoc.SRegistersWin(0) = 1\ndoc.SRegistersWin(1) = 10\ndoc.SRegistersWin(2) = 1234\n# \u73b0\u5728\u6bcf1000ms\u5c31\u5c063\u4e2a\u5bc4\u5b58\u5668\u5199\u5165\u4ece\u7ad9id 1\u5730\u5740100\n```\n\n\u5728\u8fd9\u4e9b\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c`doc`\u662fModbus Poll\u6587\u6863\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u7528\u4e8e\u6267\u884c\u5404\u79cdModbus\u64cd\u4f5c\uff0c\u5982\u5199\u5165\u5bc4\u5b58\u5668\u3002\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u4e0d\u5e26`Win`\u540e\u7f00\u7684\u5c5e\u6027\u76f4\u63a5\u64cd\u4f5c\u5185\u90e8\u6570\u7ec4\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5e26`Win`\u540e\u7f00\u7684\u5c5e\u6027\u64cd\u4f5c\u4e0e\u6570\u636e\u7a97\u53e3\u5173\u8054\u7684\u503c\u3002\n\n#### \u7ebf\u5708, CoilsWin\n\nProperty **Coils**(Index As Integer) As IntegerDescription\n\nSets a coil in the write array structure or return a coil from the read array.Syntax\n\n**Coils**(Index) [=newvalue]\n\n#### \u77ed\u6574\u578b\u5bc4\u5b58\u5668, SRegistersWin\n\nProperty **SRegisters**(Index As Integer) As IntegerDescription\n\nSets a register in the write array structure or return a register from the read array.Syntax\n\n**SRegisters**(Index) [=newvalue]\n\n#### \u957f\u6574\u578b\u5bc4\u5b58\u5668, URegistersWin\n\n\u5c5e\u6027 **URegisters**\uff08Index As Integer\uff09 As Long\u63cf\u8ff0\n\n\u5728\u5199\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u5bc4\u5b58\u5668\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u5bc4\u5b58\u5668\u3002\u8bed\u6cd5\n\n**URegisters**\uff08\u7d22\u5f15\uff09 [=newvalue]\n\n#### 32\u4f4d\u6574\u578b\u3001Ints_32Win\n\n\u5c5e\u6027 **Ints_32**\uff08Index As Integer\uff09 As Double\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u4e00\u4e2a 32 \u4f4d\u6574\u6570\uff0c\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u4e2d\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\u3002\u8bed\u6cd5\n\n**Ints_32**\uff08\u7d22\u5f15\uff09 [=newvalue]\n\n#### 32\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u3001UInts_32Win\n\n\u5c5e\u6027 **UInts_32**\uff08index as integer\uff09 as double\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u4e00\u4e2a 32 \u4f4d\u65e0\u7b26\u53f7\u6574\u6570\uff0c\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u4e00\u4e2a\u65e0\u7b26\u53f7\u6574\u6570\u3002\u8bed\u6cd5\n\n**UInts_32**\uff08\u7d22\u5f15\uff09 [=\u65b0\u503c]\n\n#### 64\u4f4d\u6574\u578b\u3001Ints_64Win\n\n\u5c5e\u6027 **Ints_64**\uff08Index As Integer\uff09 As Double\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u4e00\u4e2a 64 \u4f4d\u6574\u6570\uff0c\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\u3002\u8bed\u6cd5\n\n**Ints_64**\uff08\u7d22\u5f15\uff09 [=\u65b0\u503c]\n\n#### 64\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u3001UInts_64Win\n\n\u5c5e\u6027 **UInts_64**\uff08Index As Integer\uff09 As Double\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u4e00\u4e2a 64 \u4f4d\u65e0\u7b26\u53f7\u6574\u6570\uff0c\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u4e00\u4e2a\u65e0\u7b26\u53f7\u6574\u6570\u3002\u8bed\u6cd5\n\n**UInts_64**\uff08\u7d22\u5f15\uff09 [=\u65b0\u503c]\n\n#### \u6d6e\u70b9\u6570\uff0cFloatsWin\n\n\u5c5e\u6027 **floats**\uff08index as integer\uff09 as single\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u6d6e\u70b9\u6570\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u6d6e\u70b9\u6570\u3002\u8bed\u6cd5\n\n**\u6d6e\u70b9**\u6570\uff08\u7d22\u5f15\uff09 [=\u65b0\u503c]\n\n#### \u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\uff0cDoublesWin\n\n\u5c5e\u6027 **doubles**\uff08index as integer\uff09 as double\u63cf\u8ff0\n\n\u5728\u5199\u5165\u6570\u7ec4\u7ed3\u6784\u4e2d\u8bbe\u7f6e\u53cc\u7cbe\u5ea6\u503c\uff0c\u6216\u4ece\u8bfb\u53d6\u6570\u7ec4\u8fd4\u56de\u53cc\u7cbe\u5ea6\u503c\u3002\u8bed\u6cd5\n\n**\u53cc\u6253**\uff08\u7d22\u5f15\uff09 [=newvalue]\n\n#### \u5b57\u8282\u987a\u5e8f\n\n\u5c5e\u6027 **ByteOrder** As Integer\u63cf\u8ff0\n\n\u8bbe\u7f6e Ints_32\u3001UInts_32\u3001Ints_64\u3001UInts_64\u3001Floats \u548c Doubles \u5c5e\u6027\u4f7f\u7528\u7684\u5b57\u8282\u987a\u5e8f\u3002\nWin \u7248\u672c\u4e0d\u4f7f\u7528\u6b64\u5c5e\u6027 **ByteOrder**\u3002\n\n**\u7f16\u53f7****\u5b57\u8282\u5e8f**0\u5927\u7aef\uff08\u9ed8\u8ba4\uff09 Big-endian (Default)1\u5c0f\u7aef\u5b57\u8282\u4ea4\u6362 Little-endian byte swap2\u5927\u7aef\u5b57\u8282\u4ea4\u6362 Big-endian byte swap3\u5c0f\u7aef Little-endian\n\n**Ints_32\u793a\u4f8b\uff1a**\n\u5b57\u8282\u987a\u5e8f\uff1aBig-endian\n\u5341\u8fdb\u5236\u6570 123456789 \u6216\u5341\u516d\u8fdb\u5236 07 5B CD 15 \u5728 Modbus \u6d88\u606f\u4e2d\u901a\u8fc7\u7ebf\u8def\n\u6392\u5e8f\uff1a07 5B CD 15\u8bed\u6cd5\n\n**ByteOrder** [=\u65b0\u503c]\n\n### 15.8. \u5199\u5165\u51fd\u6570\uff08\u521b\u5efa\u6570\u636e\u7a97\u53e3\uff09\n\n\u4ee5\u4e0b\u51fd\u6570\u7684\u64cd\u4f5c\u4e0e\u60a8\u5728\u8bfb\/\u5199\u5b9a\u4e49\u5bf9\u8bdd\u6846 \uff08F8\uff09 \u4e2d\u8bbe\u7f6e\u7684\u76f8\u540c\u3002\n\u8fd9\u4e9b\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u7a97\u53e3\uff0c\u5e76\u6839\u636e\u626b\u63cf\u901f\u7387\u5199\u5165\u6570\u636e\u7a97\u53e3\u4e2d\u7684\u6570\u636e\u5185\u5bb9\u3002\n\n#### 15.8.1. WriteSingleCoilWin\n\nModbus \u529f\u80fd\u4ee3\u7801 05\u3002\n\n\u51fd\u6570 **WriteSingleCoilWin**\uff08SlaveID As Integer\uff0c Address As Long\uff0c ScanRate As Long\uff09 As Integer\u53c2\u6570\n\n**\u5974\u96b6ID\uff1a**\u4ece\u5730\u5740 1 \u5230 255\n**\u5730\u5740\uff1a**\u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n**\u626b\u63cf\u901f\u7387\uff1a**0 \u5230 3600000ms\u8fd4\u56de\u503c\n\n\u5982\u679c\u6210\u529f\uff0c\u5219\u4e3a\u771f\u3002\u5982\u679c\u4e0d\u662f\u6210\u529f\uff0c\u5219\u4e3a\u5047\n\n#### 15.8.2. WriteSingleRegisterWin\n\nModbus \u529f\u80fd\u4ee3\u7801 06\u3002\n\n\u51fd\u6570 **WriteSingleRegisterWin**\uff08SlaveID As Integer\uff0c Address As Long\uff0c ScanRate As Long\uff09 As Integer\u53c2\u6570\n\n**\u5974\u96b6ID\uff1a**\u4ece\u5730\u5740 1 \u5230 255\n**\u5730\u5740\uff1a**\u6570\u636e\u5730\u5740\uff08\u57fa\u6570 0\uff09\n**\u626b\u63cf\u901f\u7387\uff1a**0 \u5230 3600000msReturn value\n\nTrue if success. False if not success\n\nPython Example how to open a window and write a single register every 1000 ms\n\n#### 15.8.3. WriteMultipleCoilsWin\n\nModbus \u529f\u80fd\u4ee3\u7801 15.\n\n\u51fd\u6570 **WriteMultipleCoilsWin**\uff08SlaveID \u4e3a\u6574\u6570\uff0c\u5730\u5740\u4e3a\u957f\uff0c\u6570\u91cf\u4e3a\u6574\u6570\uff0cScanRate \u4e3a\u957f\uff09\u4e3a\u6574\u6570\u53c2\u6570\n\n**\u5974\u96b6ID\uff1a**\u4ece\u5730\u5740 1 \u5230 255\n**\u5730\u5740\uff1a**\u6570\u636e\u5730\u5740\uff08\u4ee5 0 \u4e3a\u57fa\u6570\uff09\n**\u6570\u91cf\uff1a**\u6570\u636e\u6570\u91cf\u30021 \u81f3 1968\n**\u626b\u63cf\u901f\u7387\uff1a**0 \u81f3 3600000ms\u8fd4\u56de\u503c\n\n\u5982\u679c\u6210\u529f\uff0c\u5219\u4e3a\u771f\u3002\u5982\u679c\u4e0d\u662f\u6210\u529f\uff0c\u5219\u4e3a\u5047\n\n#### 15.8.4. WriteMultipleRegistersWin\n\nModbus \u529f\u80fd\u4ee3\u7801 16.\n\n\u51fd\u6570 **WriteMultipleRegistersWin**\uff08SlaveID \u4e3a\u6574\u6570\uff0c\u5730\u5740\u4e3a\u957f\uff0c\u6570\u91cf\u4e3a\u6574\u6570\uff0cScanRate \u4e3a\u957f\uff09\u4e3a\u6574\u6570\u53c2\u6570\n\n**\u5974\u96b6ID\uff1a**\u4ece\u5730\u5740 1 \u5230 255\n**\u5730\u5740\uff1a**\u6570\u636e\u5730\u5740\uff08\u4ee5 0 \u4e3a\u57fa\u6570\uff09\n**\u6570\u91cf\uff1a**\u6570\u636e\u6570\u91cf\u30021 \u81f3 123\n**\u626b\u63cf\u901f\u7387\uff1a**0 \u81f3 3600000ms\u8fd4\u56de\u503c\n\n\u5982\u679c\u6210\u529f\uff0c\u5219\u4e3a\u771f\u3002\u5982\u679c\u4e0d\u662f\u6210\u529f\uff0c\u5219\u4e3a\u5047\n\n## 16. \u5f02\u5e38\u548c\u9519\u8bef\u6d88\u606f\n\nModbus \u5f02\u5e38\u548c\u9519\u8bef\u6d88\u606f\u5728 2 \u4e2d\u4ee5\u7ea2\u8272\u6587\u672c\u663e\u793a\u9495\u884c\u3002\n\n![\u9519\u8bef\u884c](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20240324145320107.png)\n\n### 16.1. Modbus\u5f02\u5e38\u4ee3\u7801\n\nModbus \u5f02\u5e38\u662f\u4ece\u8bbe\u5907\u8fd4\u56de\u7684\u9519\u8bef\u3002\n\n\u6cd5\u5178\u540d\u5b57\u610f\u4e4901\u975e\u6cd5\u529f\u80fd\u67e5\u8be2\u4e2d\u6536\u5230\u7684\u51fd\u6570\u4ee3\u7801\u4e0d\u662f\u670d\u52a1\u5668\uff08\u6216\u4ece\u7ad9\uff09\u5141\u8bb8\u7684\u64cd\u4f5c\u3002\u8fd9\u53ef\u80fd\u662f\u56e0\u4e3a\u51fd\u6570\u4ee3\u7801\u4ec5\u9002\u7528\u4e8e\u8f83\u65b0\u7684\u8bbe\u5907\uff0c\u5e76\u4e14\u672a\u5728\u6240\u9009\u5355\u5143\u4e2d\u5b9e\u73b0\u3002\u5b83\u8fd8\u53ef\u80fd\u6307\u793a\u670d\u52a1\u5668\uff08\u6216\u4ece\u5c5e\u670d\u52a1\u5668\uff09\u5904\u4e8e\u5904\u7406\u6b64\u7c7b\u8bf7\u6c42\u7684\u9519\u8bef\u72b6\u6001\uff0c\u4f8b\u5982\uff0c\u56e0\u4e3a\u5b83\u672a\u914d\u7f6e\u5e76\u4e14\u88ab\u8981\u6c42\u8fd4\u56de\u5bc4\u5b58\u5668\u503c\u300202\u975e\u6cd5\u6570\u636e\u5730\u5740\u67e5\u8be2\u4e2d\u6536\u5230\u7684\u6570\u636e\u5730\u5740\u4e0d\u662f \u670d\u52a1\u5668\u7684\u5141\u8bb8\u5730\u5740\u3002\u66f4\u5177\u4f53\u5730\u8bf4\uff0c\u53c2\u8003\u7f16\u53f7\u548c\u4f20\u8f93\u957f\u5ea6\u7684\u7ec4\u5408\u662f \u65e0\u6548\u3002\u5bf9\u4e8e\u5177\u6709 100 \u4e2a\u5bc4\u5b58\u5668\u7684\u63a7\u5236\u5668\uff0cPDU \u5c06\u7b2c\u4e00\u4e2a\u5bc4\u5b58\u5668\u5bfb\u5740\u4e3a 0\uff0c\u6700\u540e\u4e00\u4e2a\u5bc4\u5b58\u5668\u5bfb\u5740\u4e3a 99\u3002\u5982\u679c\u63d0\u4ea4\u7684\u8bf7\u6c42\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\u4e3a 96\uff0c\u5bc4\u5b58\u5668\u6570\u91cf\u4e3a 4\uff0c\u5219\u6b64\u8bf7\u6c42\u5c06\u5728\u5bc4\u5b58\u5668 96\u300197\u300198\u300199 \u4e0a\u6210\u529f\u8fd0\u884c\uff08\u81f3\u5c11\u5728\u5730\u5740\u65b9\u9762\uff09\u3002\u5982\u679c\u63d0\u4ea4\u7684\u8bf7\u6c42\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\u4e3a 96\uff0c\u5bc4\u5b58\u5668\u6570\u91cf\u4e3a 5\uff0c\u5219\u6b64\u8bf7\u6c42\u5c06\u5931\u8d25\uff0c\u5f02\u5e38\u4ee3\u78010x02\u201c\u975e\u6cd5\u6570\u636e\u5730\u5740\u201d\uff0c\u56e0\u4e3a\u5b83\u5c1d\u8bd5\u5728\u5bc4\u5b58\u5668 96\u300197\u300198\u300199 \u548c 100 \u4e0a\u8fd0\u884c\uff0c\u5e76\u4e14\u6ca1\u6709\u5730\u5740\u4e3a 100 \u7684\u5bc4\u5b58\u5668\u300203\u975e\u6cd5\u6570\u636e\u4ef7\u503c\u67e5\u8be2\u6570\u636e\u5b57\u6bb5\u4e2d\u5305\u542b\u7684\u503c\u4e0d\u662f\u670d\u52a1\u5668\uff08\u6216\u4ece\u7ad9\uff09\u7684\u5141\u8bb8\u503c\u3002\u8fd9\u8868\u793a\u590d\u6742\u8bf7\u6c42\u7684\u5176\u4f59\u90e8\u5206\u7684\u7ed3\u6784\u5b58\u5728\u9519\u8bef\uff0c\u4f8b\u5982\u9690\u542b\u957f\u5ea6\u4e0d\u6b63\u786e\u3002\u5177\u4f53\u800c\u8a00\uff0c\u8fd9\u5e76\u4e0d\u610f\u5473\u7740\u63d0\u4ea4\u5b58\u50a8\u5728\u5bc4\u5b58\u5668\u4e2d\u7684\u6570\u636e\u9879\u5177\u6709\u8d85\u51fa\u5e94\u7528\u7a0b\u5e8f\u9884\u671f\u7684\u503c\uff0c\u56e0\u4e3aMODBUS\u534f\u8bae\u4e0d\u77e5\u9053\u4efb\u4f55\u7279\u5b9a\u5bc4\u5b58\u5668\u7684\u4efb\u4f55\u7279\u5b9a\u503c\u7684\u91cd\u8981\u6027\u300204\u670d\u52a1\u5668\u8bbe\u5907\u6545\u969c\u670d\u52a1\u5668\uff08\u6216\u4ece\u5c5e\u8bbe\u5907\uff09\u5c1d\u8bd5\u6267\u884c\u8bf7\u6c42\u7684\u64cd\u4f5c\u65f6\u53d1\u751f\u4e0d\u53ef\u6062\u590d\u7684\u9519\u8bef\u300205\u627f\u8ba4\u4e13\u95e8\u4e0e\u7f16\u7a0b\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\u3002\n\u670d\u52a1\u5668\uff08\u6216\u4ece\u5c5e\u670d\u52a1\u5668\uff09\u5df2\u63a5\u53d7\u8bf7\u6c42\u5e76\u6b63\u5728\u5904\u7406\u5b83\uff0c\u4f46\u8fd9\u6837\u505a\u9700\u8981\u5f88\u957f\u65f6\u95f4\u3002\u8fd4\u56de\u6b64\u54cd\u5e94\u662f\u4e3a\u4e86\u9632\u6b62\u5ba2\u6237\u7aef\uff08\u6216\u4e3b\u7ad9\uff09\u4e2d\u53d1\u751f\u8d85\u65f6\u9519\u8bef\u3002\u5ba2\u6237\u7aef\uff08\u6216\u4e3b\u5ba2\u6237\u7aef\uff09\u63a5\u4e0b\u6765\u53ef\u4ee5\u53d1\u51fa\u201c\u8f6e\u8be2\u7a0b\u5e8f\u5b8c\u6210\u201d\u6d88\u606f\uff0c\u4ee5\u786e\u5b9a\u5904\u7406\u662f\u5426\u5b8c\u6210\u300206\u670d\u52a1\u5668\u8bbe\u5907\u7e41\u5fd9\u4e13\u95e8\u4e0e\u7f16\u7a0b\u547d\u4ee4\u7ed3\u5408\u4f7f\u7528\u3002\n\u670d\u52a1\u5668\uff08\u6216\u4ece\u5c5e\u670d\u52a1\u5668\uff09\u6b63\u5728\u5904\u7406\u957f\u65f6\u95f4\u7684\u7a0b\u5e8f\u547d\u4ee4\u3002\u5ba2\u6237\u7aef\uff08\u6216\u4e3b\u670d\u52a1\u5668\uff09\u5e94\u7a0d\u540e\u5728\u670d\u52a1\u5668\uff08\u6216\u4ece\u7ad9\uff09\u7a7a\u95f2\u65f6\u91cd\u65b0\u4f20\u8f93\u6d88\u606f\u30020\u5b89\u57f9\u7f51\u5173\u8def\u5f84\u4e0d\u53ef\u7528\u4e0e\u7f51\u5173\u7ed3\u5408\u4f7f\u7528\uff0c\u8868\u793a\u7f51\u5173\u65e0\u6cd5\u5206\u914d\u4ece\u8f93\u5165\u7aef\u53e3\u5230\u8f93\u51fa\u7aef\u53e3\u7684\u5185\u90e8\u901a\u4fe1\u8def\u5f84\u6765\u5904\u7406\u8bf7\u6c42\u3002\u901a\u5e38\u8868\u793a\u7f51\u5173\u914d\u7f6e\u9519\u8bef\u6216\u8fc7\u8f7d\u30020\u4e59\u7f51\u5173\u76ee\u6807\u8bbe\u5907\u65e0\u6cd5\u54cd\u5e94\u4e0e\u7f51\u5173\u7ed3\u5408\u4f7f\u7528\uff0c\u8868\u793a\u672a\u4ece\u76ee\u6807\u8bbe\u5907\u83b7\u5f97\u54cd\u5e94\u3002\u901a\u5e38\u8868\u793a\u8bbe\u5907\u4e0d\u5728\u7f51\u7edc\u4e0a\u3002\n\n### 16.2. Modbus Poll \u9519\u8bef\u6d88\u606f\n\n\u9519\u8bef\u4fe1\u606f\u610f\u4e49\u8d85\u65f6\u9519\u8bef\u672a\u5728\u9884\u671f\u65f6\u95f4\u5185\u6536\u5230\u54cd\u5e94\u3002 \u68c0\u67e5\u4ee5\u4e0b\u5185\u5bb9\uff1a\u4e32\u884c\u8fde\u63a5\u4e32\u884c\u8bbe\u7f6e\uff0c\u5982\u6ce2\u7279\u7387\u3001\u5947\u5076\u6821\u9a8c\u3001\u6570\u636e\u4f4d\u3001\u505c\u6b62\u4f4d\u7b49\u3002Modbus \u6a21\u5f0f\u3001RTU \u6216 ASCII\u4ece\u7ad9 ID\u54cd\u5e94\u8d85\u65f6TCP\/IP \u8fde\u63a5\u54cd\u5e94\u8d85\u65f6\u68c0\u67e5\u4e3b\u673a\u548c\u7aef\u53e3\u662f\u5426\u4e0e\u4ece\u7ad9\u4e00\u81f4\u54cd\u5e94\u9519\u8bef\u54cd\u5e94\u4e0d\u662f\u9884\u671f\u7684\u54cd\u5e94\u3002\u4e0d\u540c\u7684\u4ece\u5c5e ID\u3002CRC\u9519\u8bef\u63a5\u6536\u5230\u7684\u54cd\u5e94\u7684 CRC \u503c\u4e0d\u6b63\u786e\u3002\u5199\u5165\u9519\u8bef\u8fd9\u662f\u4e32\u884c\u9a71\u52a8\u7a0b\u5e8f\u62a5\u544a\u7684\u9519\u8bef\u3002\u5982\u679c\u4f7f\u7528 USB\/RS232\/485 \u8f6c\u6362\u5668\u5e76\u62d4\u4e0b USB \u7535\u7f06\uff0c\u5219\u53ef\u80fd\u4f1a\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\u3002\u6709 4 \u79cd\u7c7b\u578b\uff1a\u65ad\u88c2\u6761\u4ef6I\/O \u9519\u8bef\u4e32\u884c\u8fde\u63a5\u9519\u8bef\u8f93\u51fa\u7f13\u51b2\u533a\u6ea2\u51fa\u4f7f\u7528 TCP\/IP \u8fde\u63a5\u7684\u5199\u5165\u9519\u8bef\u901a\u5e38\u662f\u7531\u8fde\u63a5\u4e22\u5931\u5f15\u8d77\u7684\u3002\u8bfb\u53d6\u9519\u8bef\u8fd9\u662f\u4e32\u884c\u9a71\u52a8\u7a0b\u5e8f\u62a5\u544a\u7684\u9519\u8bef\u3002\u6709 6 \u79cd\u7c7b\u578b\uff1a\u53d6\u666f\u8bef\u5dee\u5b57\u7b26\u7f13\u51b2\u533a\u6ea2\u51fa\u5947\u5076\u6821\u9a8c\u8bef\u5dee\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51faI\/O \u9519\u8bef\u65ad\u88c2\u6761\u4ef6\u4f7f\u7528 TCP\/IP \u8fde\u63a5\u7684\u8bfb\u53d6\u9519\u8bef\u901a\u5e38\u662f\u7531\u8fde\u63a5\u4e22\u5931\u5f15\u8d77\u7684\u3002\u63a5\u6536\u7684\u5b57\u8282\u6570\u4e0d\u8db3\u54cd\u5e94\u4e0d\u662f\u9884\u671f\u7684\u957f\u5ea6\u3002\u5b57\u8282\u8ba1\u6570\u9519\u8bef\u54cd\u5e94\u4e2d\u7684\u5b57\u8282\u8ba1\u6570\u4e0d\u6b63\u786e\u3002\u4e0e\u9884\u671f\u76f8\u6bd4\u3002\u4e8b\u52a1 ID \u9519\u8bef\u5b83\u7528\u4e8e\u4e8b\u52a1\u914d\u5bf9\uff0cMODBUS\u670d\u52a1\u5668\u5728\u54cd\u5e94\u4e2d\u590d\u5236\u8bf7\u6c42\u7684\u4e8b\u52a1\u6807\u8bc6\u7b26\u3002\n\n## \u5c0f\u7a0b\u5e8f\u7248\uff0c\u514d\u8d39\u4f7f\u7528\uff01\uff01\uff01\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/03\/20260105173518752.webp)\n\n---\n*modbus.cn*\n"