{"id":98300,"date":"2024-10-15T14:29:40","date_gmt":"2024-10-15T06:29:40","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=98300"},"modified":"2024-10-15T14:29:44","modified_gmt":"2024-10-15T06:29:44","slug":"dhjkzjgzyl-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/98300.html","title":{"rendered":"\u52a8\u73af\u76d1\u63a7\u4e3b\u673a\u5de5\u4f5c\u539f\u7406"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u52a8\u73af\u76d1\u63a7\u4e3b\u673a<\/strong>\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u6d89\u53ca\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul 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class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668<\/strong>\uff1a\u8fd9\u79cd\u4f20\u611f\u5668\u7528\u4e8e\u5b9e\u65f6\u76d1\u6d4b\u73af\u5883\u7684\u6e29\u5ea6\u548c\u6e7f\u5ea6\u3002\u5f53\u6e29\u5ea6\u6216\u6e7f\u5ea6\u8d85\u51fa\u9884\u8bbe\u7684\u9608\u503c\u8303\u56f4\u65f6\uff0c\u4f20\u611f\u5668\u4f1a\u7acb\u5373\u4f20\u8f93\u4fe1\u53f7\u5230\u52a8\u73af\u4e3b\u673a\uff0c\u5e76\u53d1\u51fa\u544a\u8b66\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7535\u538b\u7535\u6d41\u4f20\u611f\u5668<\/strong>\uff1a\u8fd9\u4e9b\u4f20\u611f\u5668\u7528\u4e8e\u76d1\u6d4b\u7535\u529b\u7cfb\u7edf\u7684\u7535\u538b\u548c\u7535\u6d41\u3002\u901a\u8fc7\u8fd9\u4e9b\u4f20\u611f\u5668\uff0c\u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u53ef\u89c6\u5316\uff0c\u5e76\u6839\u636e\u9884\u8bbe\u9608\u503c\u53d1\u51fa\u62a5\u8b66\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u70df\u611f\u4f20\u611f\u5668<\/strong>\uff1a\u7528\u4e8e\u68c0\u6d4b\u73af\u5883\u4e2d\u7684\u70df\u96fe\u6d53\u5ea6\uff0c\u4e00\u65e6\u68c0\u6d4b\u5230\u70df\u96fe\uff0c\u4f1a\u7acb\u5373\u53d1\u51fa\u8b66\u62a5\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6f0f\u6c34\u63a2\u6d4b\u5668<\/strong>\uff1a\u8fd9\u79cd\u4f20\u611f\u5668\u901a\u5e38\u7531\u6c34\u6d78\u4f20\u611f\u5668(\u6f0f\u6c34\u63a7\u5236\u5668+\u6f0f\u6c34\u7ef3+\u5f15\u51fa\u7ebf)\u7ec4\u6210\uff0c\u94fa\u8bbe\u5728\u53ef\u80fd\u6f0f\u6c34\u7684\u5730\u65b9\u3002\u5f53\u68c0\u6d4b\u5230\u6f0f\u6c34\u65f6\uff0c\u4f20\u611f\u5668\u4f1a\u4f20\u8f93\u4fe1\u53f7\u5230\u52a8\u73af\u4e3b\u673a\u5e76\u53d1\u51fa\u544a\u8b66\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7ea2\u5916\u63a2\u6d4b\u5668<\/strong>\uff1a\u7528\u4e8e\u68c0\u6d4b\u7ea2\u5916\u8f90\u5c04\uff0c\u5e38\u7528\u4e8e\u5165\u4fb5\u68c0\u6d4b\u7b49\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5c18\u57c3\u63a2\u6d4b\u5668<\/strong>\uff1a\u7528\u4e8e\u76d1\u6d4b\u7a7a\u6c14\u4e2d\u7684\u5c18\u57c3\u6d53\u5ea6\uff0c\u786e\u4fdd\u73af\u5883\u7684\u6e05\u6d01\u5ea6\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6709\u5bb3\u6c14\u4f53\u63a2\u6d4b\u5668<\/strong>\uff1a\u7528\u4e8e\u68c0\u6d4b\u7a7a\u6c14\u4e2d\u7684\u6709\u5bb3\u6c14\u4f53\u6d53\u5ea6\uff0c\u786e\u4fdd\u73af\u5883\u7684\u5b89\u5168\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u4f20\u611f\u5668\u901a\u8fc7\u6709\u7ebf\u6216\u65e0\u7ebf\u65b9\u5f0f\u8fde\u63a5\u5230\u52a8\u73af\u76d1\u63a7\u4e3b\u673a\uff0c\u5c06\u91c7\u96c6\u5230\u7684\u6570\u636e\u4f20\u8f93\u7ed9\u76d1\u63a7\u8bbe\u5907\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\uff0c\u4ee5\u786e\u4fdd\u8bbe\u65bd\u8fd0\u884c\u7684\u5b89\u5168\u7a33\u5b9a\u3002<\/p>\n\n\n\n<h2 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class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>RS232\u4e0eRS485\u7684\u57fa\u672c\u7279\u6027<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>RS232<\/strong>\uff1a\u901a\u5e38\u91c7\u7528\u4e09\u7ebf\u5236\u8fde\u63a5\uff0c\u5305\u62ec\u53d1\u9001\u7ebf\u3001\u63a5\u6536\u7ebf\u548c\u5730\u7ebf\u3002\u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u8f83\u77ed\uff0c\u4e00\u822c\u4e0d\u8d85\u8fc715\u7c73\uff0c\u4e14\u4e3a\u5168\u53cc\u5de5\u901a\u4fe1\u6a21\u5f0f\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>RS485<\/strong>\uff1a\u4e00\u822c\u91c7\u7528\u4e24\u7ebf\u5236\u8fde\u63a5\uff0c\u5373A\u548cB\u4e24\u6761\u4f20\u8f93\u7ebf\u3002RS485\u652f\u6301\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u6700\u8fdc\u53ef\u8fbe1200\u7c73\uff0c\u5e76\u4e14\u662f\u534a\u53cc\u5de5\u901a\u4fe1\u6a21\u5f0f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u4fe1\u53f7\u8f6c\u6362\u5668\u7684\u4f5c\u7528<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u8f6c\u6362\u5668\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u5c06\u5355\u7aef\u7684RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3a\u5e73\u8861\u5dee\u5206\u7684RS-485\u6216RS-422\u4fe1\u53f7\u3002\u8fd9\u79cd\u8f6c\u6362\u5668\u53ef\u4ee5\u81ea\u52a8\u8bc6\u522b\u4fe1\u53f7\u7c7b\u578b\uff0c\u7b80\u5316\u4e86\u4f7f\u7528\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8f6c\u6362\u5668\u901a\u5e38\u5185\u7f6e\u9632\u9759\u7535\u3001\u9632\u6d6a\u6d8c\u5143\u5668\u4ef6\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u7279\u6027\uff0c\u80fd\u591f\u6709\u6548\u89e3\u51b3\u5de5\u7a0b\u73b0\u573a\u7684\u5171\u6a21\u5e72\u6270\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u786c\u4ef6\u8fde\u63a5\u4e0e\u914d\u7f6e<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u786c\u4ef6\u4e0a\uff0c\u9700\u8981\u6dfb\u52a0\u4e00\u4e2a\u8f6c\u6362\u5668\u6765\u5b9e\u73b0\u4fe1\u53f7\u7684\u8f6c\u6362\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u5e26\u6709\u7279\u5b9a\u96c6\u6210\u7535\u8def(\u5982MAX485\u6216SN75176)\u7684\u8f6c\u6362\u7535\u8def\uff0c\u8fd9\u4e9b\u7535\u8def\u80fd\u591f\u5b9e\u73b0\u7535\u5e73\u8f6c\u6362\uff0c\u5e76\u901a\u8fc7\u65b9\u5411\u63a7\u5236\u548c\u4fdd\u62a4\u7535\u8def\u6765\u4f18\u5316\u901a\u4fe1\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5bf9\u4e8eRS485\u4e32\u53e3\uff0c\u9700\u8981\u5728\u786c\u4ef6\u4e0a\u6dfb\u52a0\u4e00\u4e2a\u8f6c\u6362\u5668\uff0c\u5c06\u5355\u5411\u7684RS232\u4fe1\u53f7\u8f6c\u6362\u4e3a\u53cc\u5411\u7684RS485\u4fe1\u53f7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u8f6f\u4ef6\u914d\u7f6e<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728Linux\u4e0b\uff0c\u9700\u8981\u4f7f\u7528\u7279\u5b9a\u7684\u9a71\u52a8\u7a0b\u5e8f(\u5982modbus-rtu)\u6765\u8fdb\u884c\u8bbe\u7f6e\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u6b63\u786e\u5730\u5728RS232\u548cRS485\u4e4b\u95f4\u8f6c\u6362\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4f8b\u5982\u901a\u8fc7PC\u673a\u8fdb\u884c\u901a\u4fe1\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u53d1\u9001\u6307\u4ee4\u6765\u63a7\u5236RS485\u63a5\u53e3\u7684\u6570\u636e\u4f20\u8f93\u3002\u4f8b\u5982\uff0cPC\u673a\u5411RS232\u4e32\u53e3\u53d1\u9001\u6307\u4ee4\u540e\uff0c\u901a\u8fc7RS485\u63a5\u53e3\u53d1\u9001\u51fa\u53bb\uff0c\u5e76\u901a\u8fc7\u53e6\u4e00\u8defRS485\u63a5\u53e3\u63a5\u6536\u6570\u636e\uff0c\u518d\u8fd4\u56de\u7ed9\u7535\u8111\uff0c\u5b9e\u73b0Loopback\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u52a8\u73af\u76d1\u63a7\u4e3b\u673a\u7684\u6570\u636e\u5904\u7406\u4e0e\u5206\u6790\u6280\u672f\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<p>\u3000\u3000\u52a8\u73af\u76d1\u63a7\u4e3b\u673a\u7684\u6570\u636e\u5904\u7406\u4e0e\u5206\u6790\u6280\u672f\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5b9e\u65f6\u6570\u636e\u91c7\u96c6<\/strong>\uff1a\u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u901a\u8fc7\u5404\u79cd\u4f20\u611f\u5668\u8fdb\u884c\u5b9e\u65f6\u6570\u636e\u91c7\u96c6\uff0c\u5982\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668\u3001\u7535\u6d41\u4f20\u611f\u5668\u3001\u70df\u96fe\u63a2\u6d4b\u5668\u7b49\uff0c\u4ee5\u786e\u4fdd\u80fd\u591f\u53ca\u65f6\u83b7\u53d6\u673a\u623f\u73af\u5883\u548c\u8bbe\u5907\u72b6\u6001\u7684\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u5206\u6790\u4e0e\u5904\u7406<\/strong>\uff1a\u91c7\u96c6\u5230\u7684\u6570\u636e\u4f1a\u88ab\u52a8\u73af\u76d1\u63a7\u4e3b\u673a\u8fdb\u884c\u5373\u65f6\u5904\u7406\u3002\u8fd9\u5305\u62ec\u5bf9\u6570\u636e\u7684\u8fc7\u6ee4\u3001\u6574\u7406\u548c\u5b58\u50a8\uff0c\u5e76\u6839\u636e\u9884\u8bbe\u7684\u544a\u8b66\u6761\u4ef6\u4ea7\u751f\u544a\u8b66\u5e76\u4e3b\u52a8\u4e0a\u4f20\u3002\u6b64\u5916\uff0c\u7cfb\u7edf\u5229\u7528\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u5bf9\u5386\u53f2\u6570\u636e\u548c\u5f53\u524d\u6570\u636e\u8fdb\u884c\u6bd4\u5bf9\uff0c\u4ee5\u5224\u65ad\u6570\u636e\u662f\u5426\u6b63\u5e38\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6545\u969c\u8bca\u65ad\u4e0e\u6392\u9664<\/strong>\uff1a\u901a\u8fc7\u5bf9\u6536\u96c6\u5230\u7684\u6570\u636e\u8fdb\u884c\u5206\u6790\uff0c\u53ef\u4ee5\u627e\u51fa\u53ef\u80fd\u7684\u6545\u969c\u539f\u56e0\uff0c\u4f8b\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u7535\u6d41\u7b49\u6570\u636e\u7684\u5f02\u5e38\u60c5\u51b5\u3002\u7136\u540e\u6839\u636e\u5206\u6790\u7ed3\u679c\u6392\u9664\u6545\u969c\u70b9\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6570\u636e\u7edf\u8ba1\u4e0e\u62a5\u8868\u751f\u6210<\/strong>\uff1a\u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u4f1a\u5bf9\u91c7\u96c6\u5230\u7684\u6570\u636e\u8fdb\u884c\u7edf\u8ba1\u548c\u5206\u6790\uff0c\u751f\u6210\u76f8\u5e94\u7684\u7edf\u8ba1\u62a5\u8868\u548c\u8d8b\u52bf\u56fe\uff0c\u4e3a\u7ba1\u7406\u51b3\u7b56\u63d0\u4f9b\u6570\u636e\u652f\u6301\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u89c6\u9891\u76d1\u63a7\u96c6\u6210<\/strong>\uff1a\u52a8\u73af\u76d1\u63a7\u4e3b\u673a\u8fd8\u96c6\u6210\u4e86\u89c6\u9891\u76d1\u63a7\u529f\u80fd\uff0c\u80fd\u591f\u5b58\u50a8\u548c\u5904\u7406\u89c6\u9891\u6570\u636e\uff0c\u4ee5\u786e\u4fdd\u5728\u53d1\u751f\u95e8\u78b0\u3001\u505c\u7535\u3001\u6c34\u6d78\u3001\u70df\u96fe\u7b49\u4e8b\u4ef6\u65f6\u80fd\u591f\u53ca\u65f6\u54cd\u5e94\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u591a\u534f\u8bae\u548c\u591a\u63a5\u53e3\u652f\u6301<\/strong>\uff1a\u7269\u8054\u7f51\u4e3b\u673ae6000\u7b49\u8bbe\u5907\u901a\u8fc7\u5176\u591a\u534f\u8bae\u548c\u591a\u63a5\u53e3\u7684\u7279\u6027\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u91c7\u96c6\u7684\u6548\u7387\u548c\u51c6\u786e\u6027\uff0c\u4f7f\u5f97\u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u66f4\u52a0\u7075\u6d3b\u548c\u9ad8\u6548\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u4e2d\u7684\u62a5\u8b66\u673a\u5236\u662f\u5982\u4f55\u8bbe\u8ba1\u7684?<\/h2>\n\n\n\n<p>\u3000\u3000\u52a8\u73af\u76d1\u63a7\u7cfb\u7edf\u4e2d\u7684\u62a5\u8b66\u673a\u5236\u8bbe\u8ba1\u4e3b\u8981\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u6765\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<ul 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