{"id":18949,"date":"2022-03-03T15:51:26","date_gmt":"2022-03-03T07:51:26","guid":{"rendered":"https:\/\/hongtronics.com\/?p=18949"},"modified":"2023-04-06T13:07:58","modified_gmt":"2023-04-06T05:07:58","slug":"revpi-modbus-rtu-master","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/revpi-modbus-rtu-master\/","title":{"rendered":"\u3010\u5de5\u696d\u6a39\u8393\u6d3e\u3011\u914d\u7f6e Modbus RTU \u4e3b\u7ad9"},"content":{"rendered":"<p class=\"has-normal-font-size\">\u5de5\u696d\u7d1a\u6a39\u8393\u6d3e\u53ef\u505a\u70ba\u5de5\u63a7\u6a5f\u4f7f\u7528\uff0c\u578b\u865f\u548c\u529f\u80fd\u9f4a\u5168\uff0c\u9664\u63a7\u5236\u5668\u6838\u5fc3\u5916\uff0c\u9084\u5305\u62ec\u5404\u985e\u5de5\u696d\u5354\u5b9a\u7db2\u95dc\u4ee5\u53caIO\u64f4\u5c55\u6a21\u584a\u7b49\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5de5\u696d\u7d1a\u6a39\u8393\u6d3e\u5177\u6709\u9ad8\u5ea6\u5de5\u696d\u9069\u7528\u6027\uff0c\u5de5\u4f5c\u6eab\u5ea6\u7bc4\u570d\u9054\u5230-40 ~55 \u00b0C\u00a0\uff0c\u975c\u96fb\u4fdd\u8b77\u9054\u52304 kV \/ 8 kV\u00a0\uff0c\u4e14\u6d6a\u6e67\/\u7206\u88c2\u6e2c\u8a66\u4ee5\u53caEMI\u6e2c\u8a66\u90fd\u9054\u5230\u4e86EN61131-2\u548cIEC 61000-6-2\u6a19\u6e96\u7684\u8981\u6c42\u3002\u652f\u63f4Node-RED\u3001Python\u3001\u6216\u7d14C\u7b49\u591a\u7a2e\u7de8\u7a0b\u8a9e\u8a00\uff1b\u652f\u63f4\u901a\u7528\u7684\u5de5\u696d\u7269\u806f\u7db2\uff08IIoT\u00a0\uff09\u5354\u8b70\uff0c\u5982MQTT\u548cOPC UA\uff1b\u542b\u5169\u500b\u4ee5\u592a\u7db2\u63a5\u53e3\uff0c\u5176\u4e2d\u4e00\u500b\u53ef\u4ee5\u900f\u904eModbus TCP\u5354\u8b70\u9023\u63a5\u5de5\u696d\u73fe\u5834\u7db2\u8def\uff0c\u53e6\u4e00\u500b\u53ef\u4ee5\u9023\u63a5\u4e0a\u7d1a\u7684IT\u7cfb\u7d71\u6216\u662f\u96f2\u7aef\u670d\u52d9\u5668\u3002\u00a0<\/p>\n\n\n\n<h2 class=\"has-luminous-vivid-amber-background-color has-background wp-block-heading\">Modbus RTU \u4e3b\u7ad9\u61c9\u7528<\/h2>\n\n\n\n<p class=\"has-normal-font-size\">\u672c\u61c9\u7528\u793a\u4f8b\u9069\u7528\u65bcJessie Image\u3002\u4f46\u5b83\u4e26\u4e0d\u9069\u7528\u65bcWheezy\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u672c\u6587\u4f7f\u7528 RevPi Core\u7528\u4f5cModbusRTU \u4e3b\u7ad9\u3002\u9019\u6a23\u5c31\u53ef\u4ee5\u900f\u904eModbus RTU\u9023\u63a5\u6eab\u5ea6\u50b3\u611f\u5668\u3001\u6309\u9215\u3001\u904b\u52d5\u6aa2\u6e2c\u5668\u7b49\u5f9e\u7ad9\uff0c\u4e26\u5728RevPiCore\u4e2d\u8655\u7406\u9019\u4e9b\u5f9e\u7ad9\u7684\u6578\u64da\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u258d\u6240\u9700\u8981\u7684\u5de5\u5177<\/h2>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>RevPi Core<\/li><li>\u5f9e\u7ad9<\/li><li>\u5e36D-Sub 9\u63a5\u53e3\u7684\u96fb\u7e9c<\/li><li>USB\u8f49RS232\u9023\u63a5\u7dda<\/li><li>Internet Connection<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u258d\u8981\u6c42<\/h2>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u7db2\u8def\u700f\u89bd\u5668\uff0c\u4f8b\u5982google\u700f\u89bd\u5668\u6216MozillaFirefox\u3002<\/li><li>RevPi Core\u4f4d\u65bc\u4f60\u7684\u7db2\u8def\u4e2d\u3002<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u258d\u4e0b\u9762\u958b\u59cb\u6b63\u5f0f\u64cd\u4f5c<\/h2>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u5c07RevPi Core\u7684\u4e00\u500bUSB\u7aef\u53e3\u9023\u63a5\u5230USB\u8f49RS232\u9023\u63a5\u7dda\u3002<\/li><li>\u900f\u904eD-Sub 9\u63a5\u53e3\u5c07RS232\u63a5\u53e3\u9023\u63a5\u5230\u5f9e\u7ad9\u3002<\/li><li>\u660e\u78ba\u5f9e\u7ad9\u7684\u5730\u5740\u4e26\u505a\u597d\u8a18\u9304\u3002\u5982\u6709\u5fc5\u8981\u53ef\u4ee5\u5728\u88fd\u9020\u5546\u7684\u64cd\u4f5c\u8aaa\u660e\u4e2d\u627e\u5230\u76f8\u95dc\u8a0a\u606f\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\"><strong>\u6ce8\u610f\uff01\u5982\u679c\u60a8\u4f7f\u7528\u591a\u500b\u5f9e\u7ad9\uff0c\u5247\u5fc5\u9808\u78ba\u4fdd\u6bcf\u500b\u5f9e\u7ad9\u90fd\u6709\u81ea\u5df1\u7684\u5730\u5740\u3002\u5982\u679c2\u500b\u6216\u66f4\u591a\u5f9e\u7ad9\u5177\u6709\u76f8\u540c\u7684\u5730\u5740\uff0c\u5247\u6703\u767c\u751f\u901a\u8a0a\u932f\u8aa4\u3002<\/strong><\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u5c07RevPi Core\u9023\u63a5\u5230\u96fb\u6e90\u3002<\/li><li>\u6253\u958b\u7db2\u9801\u700f\u89bd\u5668\u3002<\/li><li>\u5728\u700f\u89bd\u5668\u7684\u5730\u5740\u6b04\u4e2d\u8f38\u5165RevPi Core\u7684IP\u5730\u5740\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u4e4b\u5f8c\u5c07\u9032\u5165\u767b\u9304\u754c\u9762\u3002<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u4f7f\u7528\u7528\u6236\u540d\u201cadmin\u201d\u767b\u9304\u3002<\/li><li>\u8f38\u5165\u5bc6\u78bc\u3002\u4f60\u53ef\u4ee5\u5728RevPi Core\u5074\u9762\u7684\u6a19\u7c64\u4e0a\u627e\u5230\u5b83\u3002<\/li><li>\u9ede\u64ca\u201cLOGIN\u201d\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u73fe\u5728\u4f60\u53ef\u4ee5\u770b\u5230RevPi Core\u7684\u7576\u524d\u8a2d\u5099\u72c0\u614b\u3002 <\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9ede\u64ca\u201cSERVICES\u201d\u6a19\u7c64\u3002<\/li><li>\u9ede\u64ca\u201cEnable\/Disable ModbusSlave\u201d \u884c\u4e2d\u7684\u201cEnabled\u201d\u3002<\/li><li>\u9ede\u64ca\u201cSAVE ALL\u201d\u6309\u9215\u3002<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"630\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-69.jpg\" alt=\"\" class=\"wp-image-18950\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-69.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-69-300x185.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-69-600x369.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-69-768x473.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-normal-font-size\"><strong>\u63d0\u793a\uff1a\u4f60\u4e5f\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e0a\u6fc0\u6d3bMaster\u529f\u80fd\u3002\u8f38\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a\u201csudorevpi-config enable pimodbus-master\u201d\u3002<\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"675\" height=\"123\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-70.jpg\" alt=\"\" class=\"wp-image-18951\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-70.jpg 675w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-70-300x55.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-70-600x109.jpg 600w\" sizes=\"(max-width: 675px) 100vw, 675px\" \/><\/figure><\/div>\n\n\n\n<ul class=\"wp-block-list\"><li>\u9ede\u64ca\u201cAPPS\u201d\u6a19\u7c64\u3002<\/li><li>\u9ede\u64ca\u201cPiCtory\u201d\u5f8c\u9762\u7684\u958b\u59cb\u6309\u9215\u3002<\/li><\/ul>\n\n\n\n<p>\u9032\u5165PiCtory\u754c\u9762\u3002<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u6253\u958b\u8a2d\u5099\u76ee\u9304\u4e2d\u7684\u201cVirtual Devices\u201d\u6587\u4ef6\u593e\u3002<\/li><li>\u9078\u64c7Modbus RTU Master\u3002<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"228\" height=\"354\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-71.jpg\" alt=\"\" class=\"wp-image-18952\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-71.jpg 228w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-71-193x300.jpg 193w\" sizes=\"(max-width: 228px) 100vw, 228px\" \/><\/figure><\/div>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u6309\u4f4f\u6ed1\u9f20\u5de6\u9375\u4e26\u5c07Modbus RTU\u4e3b\u7ad9\u62d6\u5230RevPi Core\u65c1\u3002Modbus RTU\u4e3b\u7ad9\u73fe\u5728\u5c07\u51fa\u73fe\u5728\u914d\u7f6e\u9762\u677f\u7684\u6700\u53f3\u5074\u3002<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"483\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72-1024x483.jpg\" alt=\"\" class=\"wp-image-18953\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72-1024x483.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72-300x141.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72-600x283.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72-768x362.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-72.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9078\u4e2dModbus RTU Master\u3002<\/li><li>\u5728\u201cDevice Data\u201d\u7a97\u53e3\u4e2d\u8a2d\u7f6e\u8a72\u8a2d\u5099\u7684\u57fa\u672c\u8a2d\u7f6e\u3002\u6b64\u8a2d\u7f6e\u662f\u53ef\u9078\u7684\u3002\u5982\u679c\u4f60\u4f7f\u7528\u5927\u91cf\u8a2d\u5099\u4e26\u5e0c\u671b\u7a0d\u5f8c\u5728\u53e6\u4e00\u500b\u7a0b\u5e8f\u4e2d\u8655\u7406\u6578\u64da\uff0c\u5247\u6b64\u8f38\u5165\u53ef\u80fd\u975e\u5e38\u6709\u7528\u3002<\/li><li>\u5728\u201cValue Editor\u201d\u4e2d\uff0c\u9032\u884c\u9023\u63a5\u7684\u8a2d\u7f6e\uff1a<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"481\" height=\"151\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-73.jpg\" alt=\"\" class=\"wp-image-18954\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-73.jpg 481w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-73-300x94.jpg 300w\" sizes=\"(max-width: 481px) 100vw, 481px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-normal-font-size\">Input\uff1a\u4f60\u53ef\u4ee5\u5728\u6b64\u8655\u914d\u7f6e\u8f38\u5165\u3002\u6bcf\u500b\u4e3b\u7ad9\u7e3d\u5171\u53ef\u4ee5\u4f7f\u752832\u500b\u503c\u3002\u503c\u7684\u5bec\u5ea6\u70ba16\u4f4d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Output\uff1a\u4f60\u53ef\u4ee5\u5728\u6b64\u8655\u914d\u7f6e\u8f38\u51fa\u3002\u6bcf\u500b\u4e3b\u7ad9\u7e3d\u5171\u53ef\u4ee5\u4f7f\u752832\u500b\u503c\u3002\u503c\u7684\u5bec\u5ea6\u70ba16\u4f4d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">device_path\uff1aLinux\u8a2d\u5099\u6587\u4ef6\u7684\u6587\u4ef6\u8def\u5f91\uff0c\u9ed8\u8a8d\u503c\u70ba\uff1a\/dev\/ttyUSB0\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u6ce8\u610f\uff01\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u540c\u4e00\u985e\u578b\u7684\u591a\u500b\u8a2d\u5099\uff0c\u5247\u91cd\u555f\u6642Linux\u8a2d\u5099\u6587\u4ef6\u7684\u8def\u5f91\u53ef\u80fd\u6703\u767c\u751f\u8b8a\u5316\u3002\u901a\u904e\u8a2d\u7f6e\u5c07Linux\u8a2d\u5099\u6587\u4ef6\u8def\u5f91\u5206\u914d\u7d66\u8a2d\u5099\u5e8f\u5217\u865f\u7684\u898f\u5247\uff0c\u53ef\u4ee5\u9632\u6b62\u9019\u7a2e\u60c5\u6cc1\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">baud_rate\uff1a\u6ce2\u7279\u7387\u6c7a\u5b9a\u4e86\u4e32\u884c\u9023\u63a5\u7684\u901f\u5ea6\u3002\u9810\u8a2d\u503c\uff1a19200\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">parity\uff1a\u5947\u5076\u6821\u9a57\u4f4d\u7684\u914d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">None\uff1a\u6c92\u6709\u5947\u5076\u6821\u9a57\u4f4d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Even\uff1a\u5076\u6821\u9a57\uff08\u9810\u8a2d\uff09\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Odd\uff1a\u5947\u6821\u9a57\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">data_bits\uff1a\u6578\u64da\u4f4d\u6578\u9810\u8a2d\u503c\uff1a8\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">stop_bits\uff1a\u505c\u6b62\u4f4d\u6578\u9810\u8a2d\u503c\uff1a1<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u53f3\u9375\u55ae\u64ca\u914d\u7f6e\u9762\u677f\u4e2d\u7684Modbus RTU\u4e3b\u7ad9\u3002<\/li><li>\u6703\u51fa\u73fe\u4e00\u500b\u83dc\u55ae\u3002<\/li><li>\u9078\u64c7\u201cExtended Data\u201d\u3002<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"221\" height=\"345\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-74.jpg\" alt=\"\" class=\"wp-image-18955\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-74.jpg 221w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-74-192x300.jpg 192w\" sizes=\"(max-width: 221px) 100vw, 221px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-normal-font-size\">\u9019\u6703\u6253\u958b\u4e00\u500b\u8f38\u5165\u63a9\u78bc\u3002\u4f60\u53ef\u4ee5\u5728\u6b64\u8655\u8a2d\u7f6eModbus\u6307\u4ee4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"107\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75-1024x107.jpg\" alt=\"\" class=\"wp-image-18956\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75-1024x107.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75-300x31.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75-600x63.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75-768x80.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-75.jpg 1031w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-normal-font-size\">\u6ce8\u610f\uff1a\u4e00\u4e9b\u88fd\u9020\u5546\u4f7f\u7528\u5730\u57401\u4f5c\u70ba\u5176\u7522\u54c1\u7684\u7b2c\u4e00\u500b\u5bc4\u5b58\u5668\u5730\u5740\u3002\u4e00\u4e9b\u88fd\u9020\u5546\u4f7f\u7528\u5730\u57400\u4f5c\u70ba\u5176\u7522\u54c1\u7684\u7b2c\u4e00\u500b\u5bc4\u5b58\u5668\u5730\u5740\u3002\u9700\u8981\u660e\u78ba\u5f9e\u7ad9\u662f\u5982\u4f55\u6307\u5b9a\u5c0b\u5740\u7684\u3002\u5982\u679c\u8981\u4f7f\u7528\u7684\u5f9e\u7ad9\u4f7f\u7528\u5730\u57400\u4f5c\u70ba\u7b2c\u4e00\u500b\u5bc4\u5b58\u5668\u5730\u5740\uff0c\u5247\u5fc5\u9808\u5728\u914d\u7f6e\u671f\u9593\u5c07\u7279\u5b9a\u503c\u52a01\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u4f8b\u5982\uff1a\u5f9e\u7ad9\u7684\u6587\u6a94\u6307\u5b9a\u4e86\u5bc4\u5b58\u5668\u5730\u574030053\uff0c\u800c\u6587\u6a94\u4e2d\u8aaa\u660e\u4e86\u5730\u5740\u5f9e0\u958b\u59cb\u3002\u90a3\u9ebc\u5728\u914d\u7f6eModbus\u6307\u4ee4\u6642\uff0c\u8981\u4f7f\u7528\u5730\u574030054\u4f5c\u70ba\u8a72\u5bc4\u5b58\u5668\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Slave Addr.\uff1a\u8a72\u5730\u5740\u76f4\u63a5\u5728\u5f9e\u7ad9\u4e0a\u8a2d\u7f6e\u3002\u6709\u95dc\u5982\u4f55\u57f7\u884c\u6b64\u64cd\u4f5c\u7684\u4fe1\u606f\uff0c\u8acb\u53c3\u95b1\u88fd\u9020\u5546\u7684\u8aaa\u660e\u624b\u518a\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u6ce8\u610f\uff1a\u5982\u679c\u4f60\u4f7f\u7528\u591a\u500b\u5f9e\u7ad9\uff0c\u8acb\u78ba\u4fdd\u6bcf\u500b\u5f9e\u7ad9\u90fd\u6709\u81ea\u5df1\u7684\u5730\u5740\u3002\u5982\u679c2\u500b\u6216\u66f4\u591a\u5f9e\u7ad9\u5177\u6709\u76f8\u540c\u7684\u5730\u5740\uff0c\u5247\u6703\u767c\u751f\u901a\u4fe1\u932f\u8aa4\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u201c0\u201d\u4e0d\u80fd\u7528\u4f5c\u5f9e\u6a5f\u5730\u5740\u3002\u5b83\u4fdd\u7559\u7d66Modbus\u9032\u884c\u50b3\u64ad\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Function Code\uff1aModbus\u5177\u6709\u5141\u8a31\u4ee5\u67d0\u7a2e\u65b9\u5f0f\u8a2a\u554f\u6578\u64da\u7684\u529f\u80fd\u4ee3\u78bc\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u529f\u80fd\u4ee3\u78bc\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">READ_COILS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8b80\u55ae\u500b\u4f4d<\/p>\n\n\n\n<p class=\"has-normal-font-size\">READ_DISCRETE_INPUTS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8b80\u55ae\u500b\u8f38\u5165\u4f4d<\/p>\n\n\n\n<p class=\"has-normal-font-size\">READ_HOLDING_REGISTERS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8b80\u53d6\u6574\u500b16\u4f4d\u8f38\u5165\/\u8f38\u51fa\u5bc4\u5b58\u5668<\/p>\n\n\n\n<p class=\"has-normal-font-size\">READ_INPUT_REGISTERS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8b80\u53d6\u6574\u500b\u8f38\u5165\u5bc4\u5b58\u5668\uff0816\u4f4d\uff09<\/p>\n\n\n\n<p class=\"has-normal-font-size\">WRITE_SINGLE_COIL<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5beb\u55ae\u500b\u4f4d<\/p>\n\n\n\n<p class=\"has-normal-font-size\">WRITE_SINGLE_REGISTER<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5beb\u6574\u500b\u5bc4\u5b58\u5668<\/p>\n\n\n\n<p class=\"has-normal-font-size\">WRITE_MULTIPLE_COILS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5beb\u5e7e\u500b\u9023\u7e8c\u7684\u4f4d<\/p>\n\n\n\n<p class=\"has-normal-font-size\">WRITE_MULTIPLE_REGISTERS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5beb\u5e7e\u500b\u9023\u7e8c\u7684\u5bc4\u5b58\u5668<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Register Addr.\uff1a\u8981\u8a2a\u554f\u7684\u6578\u64da\u7684Modbus\u5bc4\u5b58\u5668\u5730\u5740\u6216\u4f4d\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u4f60\u5c07\u5728\u5f9e\u7ad9\u7684\u64cd\u4f5c\u8aaa\u660e\u4e2d\u627e\u5230\u6709\u95dc\u5982\u4f55\u5206\u914d\u5f9e\u7ad9\u5bc4\u5b58\u5668\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5bc4\u5b58\u5668\u5730\u5740\u59cb\u7d42\u8207\u76f8\u61c9\u7684\u529f\u80fd\u4ee3\u78bc\u4e00\u8d77\u751f\u6548\u3002\u9019\u610f\u5473\u8457\u8b80\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u5730\u574017\u8a2a\u554f\u7684\u503c\u8207\u8b80\u53d6\u8f38\u5165\u5bc4\u5b58\u5668\u5730\u574017\u8a2a\u554f\u7684\u503c\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Quantity ofRegisters\uff1a\u8b80\/\u5beb\u7684\u5bc4\u5b58\u5668\uff08\u6216\u4f4d\uff09\u6578\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">ActionInterval\uff1a\u767c\u9001\u6307\u4ee4\u7684\u6642\u9593\u9593\u9694\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u9700\u8981\u6ce8\u610f\u7684\u662f\u5982\u679c\u7cfb\u7d71\u8ca0\u8f09\u904e\u9ad8\uff0c\u5247\u7121\u6cd5\u5be6\u73fe\u975e\u5e38\u77ed\u7684\u9593\u9694\u3002\u53ea\u6703\u5728\u60c5\u6cc1\u5141\u8a31\u7684\u60c5\u6cc1\u4e0b\u76e1\u5feb\u767c\u9001\u547d\u4ee4\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Device Value\uff1aRevPi\u904e\u7a0b\u6620\u50cf\u4e2d\u8b80\u53d6\u6216\u5beb\u5165Modbus\u547d\u4ee4\u7684\u9996\u5b57\u6216\u4f4d\u7684\u8b8a\u91cf\u540d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u78ba\u4fdd\u4e0d\u540c\u7684\u547d\u4ee4\u4e0d\u91cd\u758a\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u4f8b\u5982\uff1a\u5f9e\u201cOutput_Word_1\u201d\u958b\u59cb\u76844\u500b\u5b57\u7bc0\u4e5f\u4f54\u7528\u201cOutput_Word_2\u201d\u3002\u70ba\u907f\u514d\u91cd\u758a\uff0c\u4f60\u5fc5\u9808\u5c07\u4e0b\u4e00\u500b\u6307\u4ee4\u8a2d\u7f6e\u70ba\u6307\u5411\u201cOutput_Word_3\u201d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u9ede\u64ca\u201cAdd Row\u201d\u4f86\u6dfb\u52a0\u53e6\u4e00\u500b\u6307\u4ee4\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u4f60\u53ef\u4ee5\u900f\u904e\u52fe\u9078\u5728\u6307\u4ee4\u958b\u982d\u7684\u8907\u9078\u6a19\u8a18\u4e26\u55ae\u64ca\u201cRemoveSelected Rows\u201d\u4f86\u522a\u9664\u6307\u4ee4\u3002<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9ede\u64ca\u201cFile>Save\u201d\u4ee5\u4fdd\u5b58\u6587\u4ef6\u3002<\/li><li>\u9ede\u64ca\u201cTools>Reset Driver\u201d\u3002\u9019\u5c07\u6fc0\u6d3b\u8a2d\u5099\u7684\u66f4\u6539\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u9700\u8981\u7e7c\u7e8c\u5728logiCAD3\u6216C\u4e2d\u4f7f\u7528\u8a72\u914d\u7f6e\uff1f<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9ede\u64ca\u201cFile>Export\u201d\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u9019\u6642\u6703\u5f48\u51fa\u4e00\u500b\u7a97\u53e3\u3002\u4f60\u53ef\u4ee5\u6307\u5b9a\u6587\u4ef6\u7684\u683c\u5f0f\u548c\u6587\u4ef6\u540d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u60a8\u53ef\u4ee5\u9078\u64c72\u7a2e\u6587\u4ef6\u683c\u5f0f\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Export 01\u5275\u5efa\u4e00\u500b\u9069\u5408\u5728logiCAD3\u4e2d\u4f7f\u7528\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Export 02\u5275\u5efa\u4e00\u500b\u504f\u79fb\u91cf\u5217\u8868\uff0c\u4f60\u53ef\u4ee5\u5c07\u5176\u7528\u4f5c\u81ea\u5df1\u7684C\u7a0b\u5e8f\u7684\u57fa\u672c\u8a0a\u606f\u3002<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9078\u64c7\u8981\u7e7c\u7e8c\u4f7f\u7528\u7684\u683c\u5f0f\u3002<\/li><li>\u6307\u5b9a\u6587\u4ef6\u540d\u3002<\/li><li>\u9ede\u64ca\u201cOk\u201d\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u63d0\u793a\uff1a\u91dd\u5c0d\u4f60\u7684\u9805\u76ee\uff0c32\u500b\u503c\u4e0d\u5920\u7528\uff1f\u6c92\u554f\u984c\u3002\u53ea\u9700\u8981\u53e6\u4e00\u500b\u4e3b\u7ad9\u4e26\u4f7f\u7528\u5b83\u8a2a\u554f\u540c\u4e00\u500b\u5f9e\u7ad9\u3002\u9019\u6a23\u4f60\u5c31\u6709\u4e8664\u500b\u503c\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5982\u679c\u51fa\u73fe\u932f\u8aa4\uff0c\u5728Modbus\u4e3b\u7ad9\u4e2d\uff0c\u6709\u6307\u5b9a\u7684Modbus\u5bc4\u5b58\u5668\u7528\u65bc\u72c0\u614b\u5831\u544a\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5982\u679c\u767c\u751f\u901a\u8a0a\u932f\u8aa4\uff0c\u932f\u8aa4\u4ee3\u78bc\u5c07\u5beb\u5165Modbus\u5bc4\u5b58\u5668\u201cModbus_Master_Status\u201d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u932f\u8aa4\u4fdd\u7559\u5728\u8a72\u5bc4\u5b58\u5668\u4e2d\uff0c\u76f4\u5230modbus\u5bc4\u5b58\u5668\u201cMaster_Status_Reset\u201d\u88ab\u624b\u52d5\u7f6e1\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u932f\u8aa4\u78bc0x10\uff1a\u627e\u4e0d\u5230\u914d\u7f6e\u7684\u8a2d\u5099\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u6aa2\u67e5\u63a5\u7dda\u662f\u5426\u6b63\u78ba\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u932f\u8aa4\u78bc0x11\uff1a\u914d\u7f6e\u7684\u8a2d\u5099\u4e0d\u97ff\u61c9\u6216\u60a8\u6b63\u5728\u4f7f\u7528\u5f9e\u7ad9\u4e0d\u5141\u8a31\u7684\u5bc4\u5b58\u5668\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u6aa2\u67e5\u914d\u7f6e\u662f\u5426\u6b63\u78ba\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Modbus\u4e3b\u7ad9\u53ef\u4ee5\u8655\u740632\u500b\u4efb\u52d9\u3002\u6bcf\u500b\u4efb\u52d9\u90fd\u6709\u4e00\u500b\u72c0\u614b\u5bc4\u5b58\u5668\u548c\u72c0\u614b\u5fa9\u4f4d\u5bc4\u5b58\u5668\u3002\u5982\u679c\u4efb\u52d9\u4e2d\u767c\u751f\u932f\u8aa4\uff0c\u5247\u932f\u8aa4\u4ee3\u78bc\u5c07\u5beb\u5165Modbus\u5bc4\u5b58\u5668\u201cModbus_Action_Status_ [1 &#8230; 32]\u201d\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8a72\u932f\u8aa4\u4fdd\u7559\u5728\u8a72\u5bc4\u5b58\u5668\u4e2d\uff0c\u76f4\u5230modbus\u5bc4\u5b58\u5668\u201cAction_Status_Reset_[1 &#8230; 32]\u201d\u624b\u52d5\u7f6e1\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u932f\u8aa4\u4ee3\u78bc\u5c0d\u61c9\u65bcModbus\u898f\u7bc4\u4e2d\u6307\u5b9a\u7684Modbus\u7570\u5e38\u4ee3\u78bc\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u9019\u88e1\u5217\u51fa\u4e00\u4e9b\u6700\u91cd\u8981\u7684\u932f\u8aa4\u4ee3\u78bc\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">1 \u975e\u6cd5\u529f\u80fd\u78bc\uff1a\u4f7f\u7528\u7684\u529f\u80fd\u4ee3\u78bc\u662f\u4e0d\u5141\u8a31\u7684\u3002\u6aa2\u67e5\u4f60\u662f\u5426\u4f7f\u7528\u4e86\u6b63\u78ba\u7684\u529f\u80fd\u4ee3\u78bc\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">2 \u975e\u6cd5\u6578\u64da\u5730\u5740\uff1a\u4f7f\u7528\u7684Modbus\u5bc4\u5b58\u5668\u5730\u5740\u7121\u6548\u3002\u5bc4\u5b58\u5668\u8655\u65bc\u5beb\u4fdd\u8b77\u6216\u7121\u6548\u72c0\u614b\u3002\u6aa2\u67e5\u5bc4\u5b58\u5668\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">3 \u975e\u6cd5\u6578\u64da\u503c\uff1a\u81f3\u5c11\u4e00\u90e8\u5206\u6578\u64da\u503c\u7121\u6548\u3002\u53ef\u80fd\u662f\u6307\u5b9a\u4e86\u904e\u591a\u5bc4\u5b58\u5668\u3002\u6aa2\u67e5\u4f60\u7684\u503c\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">11 \u8cc7\u6e90\u66ab\u6642\u4e0d\u53ef\u7528<\/p>\n\n\n\n<p class=\"has-normal-font-size\">12 \u7121\u6548\u7684CRC\uff1a\u5f9e\u5f9e\u7ad9\u63a5\u6536\u5230\u932f\u8aa4\u7684\u6578\u64da\u5305\u3002\u5728\u9023\u63a5\u4e2d\u65b7\u5f8c\u53ef\u80fd\u6703\u767c\u751f\u9019\u7a2e\u60c5\u6cc1\u3002\u6aa2\u67e5\u4f60\u7684\u63a5\u7dda\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">13 \u7121\u6548\u6578\u64da\uff1a\u5f9e\u7ad9\u97ff\u61c9\u4e86\u4e0d\u5b8c\u6574\u7684\u6578\u64da\u5305\u3002\u5728\u9023\u63a5\u4e2d\u65b7\u5f8c\u53ef\u80fd\u6703\u767c\u751f\u9019\u7a2e\u60c5\u6cc1\u3002\u6aa2\u67e5\u4f60\u7684\u63a5\u7dda\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">104 CONNECTION RESET BY PEER&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"has-normal-font-size\">110\u9023\u63a5\u8d85\u6642\uff1a\u5f9e\u7ad9\u6c92\u6709\u8db3\u5920\u5feb\u7684\u53cd\u61c9\u6216\u6839\u672c\u6c92\u6709\u53cd\u61c9\u3002\u6aa2\u67e5\u4f60\u7684\u914d\u7f6e\u548c\u63a5\u7dda\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u4f60\u53ef\u4ee5\u5728Modbus\u7684\u898f\u683c\u4e2d\u627e\u5230\u66f4\u591a\u76f8\u95dc\u5167\u5bb9\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">&nbsp;http:\/\/www.modbus.org\/specs.php<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u5728\u63a5\u4e0b\u4f86\u7684\u793a\u4f8b\u4e2d\uff0c\u5c07RevPi Core\u7528\u4f5cModbusRTU\u4e3b\u7ad9\u4e26\u8207\u6eab\u6fd5\u5ea6\u6e2c\u91cf\u5100\u9023\u63a5\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u70ba\u4e86\u914d\u7f6e\u5f9e\u7ad9\uff0c\u9700\u8981\u4e8b\u5148\u7372\u5f97\u4e00\u4e9b\u6578\u64da\uff0c\u4ee5\u4fbf\u53ef\u4ee5\u901a\u904eRevPi Core\u5c0d\u5f9e\u7ad9\u9032\u884c\u5c0b\u5740\u3002\u5728\u5f9e\u7ad9\u7684\u7528\u6236\u624b\u518a\u4e2d\u53ef\u4ee5\u627e\u5230\u9019\u4e9b\u6578\u64da\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u8acb\u6ce8\u610f\u5f9e\u7ad9\u7528\u6236\u624b\u518a\u4e2d\u7684\u4ee5\u4e0b\u6578\u64da\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Baud rate\uff1a9600<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Data bits\uff1a8<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Stop bits\uff1a1<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Parity\uff1aNone<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Slave address\uff1a1<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Modbus function\uff1aReadHolding Registers<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"379\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76-1024x379.jpg\" alt=\"\" class=\"wp-image-18957\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76-1024x379.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76-300x111.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76-600x222.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76-768x284.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-76.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"362\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77-1024x362.jpg\" alt=\"\" class=\"wp-image-18958\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77-1024x362.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77-300x106.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77-600x212.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77-768x272.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-77.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-normal-font-size\">\u63a5\u8457\u5728PiCtory\u7684\u914d\u7f6e\u9762\u677f\u4e2d\u9078\u4e2dModbusRTU Master\uff0c\u7136\u5f8c\u5728\u5176\u201cValue Editor\u201d\u4e2d\u9032\u884c\u4e32\u884c\u9023\u63a5\u7684\u8a2d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u9996\u5148\uff0c\u9700\u8981\u77e5\u9053USB\u8f49RS232\u8f49\u63db\u7dda\u7684\u9023\u63a5\u4f4d\u7f6e\u3002\u900f\u904e\u5728\u547d\u4ee4\u884c\u8f38\u5165&#8217;ls\/dev\/ttyU*&#8217;\u5c31\u53ef\u4ee5\u986f\u793a\u7684\u7576\u524dUSB\u8a2d\u5099\u7684\u8a2d\u5099\u8def\u5f91\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u53e6\u5916\u6211\u5011\u5df2\u7d93\u5f9e\u50b3\u611f\u5668\u7684\u7528\u6236\u624b\u518a\u4e2d\u78ba\u5b9a\u4e86\u6211\u5011\u7684\u5f9e\u7ad9\u7684\u503c\u3002<\/p>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>device_path\uff1a\/dev\/ttyUSB0<\/li><li>baud_rate\uff1a9600<\/li><li>parity\uff1aNone<\/li><li>data_bits\uff1a8<\/li><li>stop_bits\uff1a1<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"475\" height=\"175\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-78.jpg\" alt=\"\" class=\"wp-image-18959\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-78.jpg 475w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-78-300x111.jpg 300w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-normal-font-size\">\u53f3\u9375\u9ede\u64ca\u914d\u7f6e\u9762\u677f\u4e2d\u7684Modbus RTU\u4e3b\u7ad9\u3002\u5728\u5f48\u51fa\u7684\u83dc\u55ae\u4e2d\u9078\u64c7\u201cExtendedData\u201d\u4f86\u5275\u5efa\u4e00\u500b\u8f38\u5165\u63a9\u78bc\u3002<\/p>\n\n\n\n<p class=\"has-normal-font-size\">\u9019\u662f\u6211\u5011\u8a2d\u7f6eModbus\u6307\u4ee4\u7684\u5730\u65b9\u3002\u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9700\u8981\u4e00\u500b\u6307\u4ee4\u4f86\u8b80\u53d6\u6eab\u6fd5\u5ea6\u50b3\u611f\u5668\u7684\u503c\u3002\u6211\u5011\u4e5f\u5df2\u7d93\u5f9e\u50b3\u611f\u5668\u7684\u64cd\u4f5c\u8aaa\u660e\u4e2d\u6536\u96c6\u4e86\u5fc5\u8981\u7684\u8a0a\u606f\uff1a<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Slave Addr.\uff1a1<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Function Code\uff1aREAD_INPUT_REGISTERS<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Register Addr.\uff1a49<\/p>\n\n\n\n<p class=\"has-normal-font-size\">Quantity of Registers\uff1a5<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"104\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79-1024x104.jpg\" alt=\"\" class=\"wp-image-18960\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79-1024x104.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79-300x30.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79-600x61.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79-768x78.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-79.jpg 1033w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u258e\u5b9a\u7fa9Modbus \u4efb\u52d9<\/h2>\n\n\n\n<p class=\"has-normal-font-size\">\u70ba\u4e86\u65b9\u4fbf\u4f7f\u7528\uff0c\u5728\u201cValue Editor\u201d\u4e2d\u5c07Input_Word_1\u81f35\u5206\u5225\u547d\u540d\u70baI_1\u81f35\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"191\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-80.jpg\" alt=\"\" class=\"wp-image-18961\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-80.jpg 501w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-80-300x114.jpg 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><\/figure><\/div>\n\n\n\n<ul class=\"has-normal-font-size wp-block-list\"><li>\u9ede\u64ca\u201cFile>Save\u201d\u4ee5\u4fdd\u5b58\u6587\u4ef6\u3002<\/li><li>\u9ede\u64ca\u201cTools>Reset Driver\u201d\u3002\u6fc0\u6d3b\u8a2d\u5099\u7684\u66f4\u6539\u3002<\/li><\/ul>\n\n\n\n<p class=\"has-normal-font-size\">\u63a5\u8457\u5728\u547d\u4ee4\u884c\u4e2d\u8f38\u5165\u201cpiTest -d\u201d\u547d\u4ee4\uff0c\u53ef\u4ee5\u770b\u5230\u6211\u5011\u5728PiCtory\u4e2d\u5b8c\u6210\u7684RevPiCore\u548cModbus RTU Master\u914d\u7f6e\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"597\" height=\"263\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-81.jpg\" alt=\"\" class=\"wp-image-18962\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-81.jpg 597w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-81-300x132.jpg 300w\" sizes=\"(max-width: 597px) 100vw, 597px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-normal-font-size\">\u73fe\u5728\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u201cpiTest \u2013r I_1\u201d\u547d\u4ee4\u4f86\u8b80I_1\u7684\u503c\u4e86\u3002\u9019\u500b\u503c\u4e5f\u5c31\u662f\u7576\u524d\u6e2c\u5f97\u7684\u6eab\u5ea6\u503c\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"675\" height=\"424\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-82.jpg\" alt=\"\" class=\"wp-image-18963\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-82.jpg 675w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-82-300x188.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-82-600x377.jpg 600w\" sizes=\"(max-width: 675px) 100vw, 675px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-normal-font-size\">\u4f7f\u7528\u201cpiTest \u2013r I_2\u201d\u547d\u4ee4\u4f86\u8b80I_2\u7684\u503c\u3002\u9019\u500b\u503c\u662f\u7576\u524d\u6e2c\u5f97\u7684\u6fd5\u5ea6\u503c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1013\" height=\"1024\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-83-1013x1024.jpg\" alt=\"\" class=\"wp-image-18964\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-83-1013x1024.jpg 1013w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-83-300x303.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-83-100x100.jpg 100w, https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/03\/640-83-600x607.jpg 600w, 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