{"id":98218,"date":"2024-10-12T10:50:47","date_gmt":"2024-10-12T02:50:47","guid":{"rendered":"\/\/www.viralrail.com\/?p=98218"},"modified":"2024-10-12T10:50:51","modified_gmt":"2024-10-12T02:50:51","slug":"wxcsfassm-2","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/98218.html","title":{"rendered":"485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u662f\u4ec0\u4e48"},"content":{"rendered":"\n<p>\u3000\u3000<strong>485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848<\/strong>\u662f\u4e00\u79cd\u57fa\u4e8eRS485\u901a\u4fe1\u63a5\u53e3\u7684\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u6570\u636e\u91c7\u96c6\u548c\u8fdc\u7a0b\u63a7\u5236\u7b49\u9886\u57df\u3002\u5176\u4e3b\u8981\u6280\u672f\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul 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class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e2d\u4f7f\u7528\u7684\u65b0\u578b\u8c03\u5236\u89e3\u8c03\u6280\u672f<\/h2>\n\n\n\n<p>\u3000\u3000\u5728485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e2d\uff0c\u65b0\u578b\u8c03\u5236\u89e3\u8c03\u6280\u672f\u4e3b\u8981\u662fLoRa\u6280\u672f\u3002LoRa\u6280\u672f\u662f\u4e00\u79cd\u7ebf\u6027\u8c03\u9891\u6269\u9891\u7684\u7269\u8054\u7f51\u8c03\u5236\u6280\u672f\uff0c\u4e5f\u88ab\u79f0\u4e3a\u5bbd\u5e26\u73b0\u8c61\u8c03\u9891\u6280\u672f\u3002LoRa\u6280\u672f\u76f8\u8f83\u4e8e\u4f20\u7edf\u7684FSK(\u9891\u79fb\u952e\u63a7)\u6280\u672f\uff0c\u5728\u76f8\u540c\u7684\u529f\u8017\u4e0b\u5177\u6709\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u4e4b\u6240\u4ee5\u80fd\u591f\u514b\u670d\u4f20\u7edf\u65e0\u7ebf\u901a\u4fe1\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u4f20\u8f93\u8ddd\u79bb\u77ed\u7684\u95ee\u9898\uff0c\u4e3b\u8981\u5f52\u529f\u4e8e\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6269\u9891\u6280\u672f<\/strong>\uff1aLoRa\u91c7\u7528\u7684\u662f\u7ebf\u6027\u8c03\u9891\u6269\u9891\u6280\u672f\uff0c\u8fd9\u79cd\u6280\u672f\u901a\u8fc7\u5c06\u6570\u636e\u4fe1\u53f7\u6269\u5c55\u5230\u66f4\u5bbd\u7684\u9891\u5e26\u4e0a\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u6269\u9891\u6280\u672f\u4f7f\u5f97LoRa\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u80fd\u591f\u66f4\u597d\u5730\u62b5\u6297\u5404\u79cd\u7c7b\u578b\u7684\u5e72\u6270\uff0c\u5305\u62ec\u7a84\u5e26\u5e72\u6270\u548c\u5bbd\u5e26\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017\u8bbe\u8ba1<\/strong>\uff1aLoRa\u6a21\u5757\u5728\u4f4e\u529f\u8017\u8bbe\u8ba1\u65b9\u9762\u4e5f\u5177\u6709\u663e\u8457\u4f18\u52bf\u3002\u5b83\u80fd\u591f\u5728\u8f83\u4f4e\u7684\u529f\u8017\u4e0b\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u8fd9\u4f7f\u5f97LoRa\u975e\u5e38\u9002\u5408\u4e8e\u9700\u8981\u957f\u671f\u8fd0\u884c\u4e14\u7535\u6e90\u53d7\u9650\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u81ea\u52a8\u4e2d\u7ee7\u7ec4\u7f51<\/strong>\uff1aLoRa\u6280\u672f\u652f\u6301\u81ea\u52a8\u4e2d\u7ee7\u7ec4\u7f51\u529f\u80fd\uff0c\u8fd9\u610f\u5473\u7740\u591a\u4e2aLoRa\u8282\u70b9\u53ef\u4ee5\u76f8\u4e92\u534f\u4f5c\uff0c\u901a\u8fc7\u4e2d\u7ee7\u8282\u70b9\u6269\u5c55\u4f20\u8f93\u8ddd\u79bb\u3002\u8fd9\u79cd\u7ec4\u7f51\u65b9\u5f0f\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4f20\u8f93\u8ddd\u79bb\uff0c\u8fd8\u589e\u5f3a\u4e86\u4fe1\u53f7\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u9ad8\u7075\u654f\u5ea6\u548c\u6297\u5e72\u6270\u80fd\u529b<\/strong>\uff1aLoRa\u6a21\u5757\u5177\u6709\u8d85\u5f3a\u7684\u7075\u654f\u5ea6\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u5728\u590d\u6742\u7684\u73af\u5883\u4e2d\u4fdd\u6301\u826f\u597d\u7684\u901a\u4fe1\u8d28\u91cf\u3002\u5373\u4f7f\u5728\u5b58\u5728\u5927\u91cf\u5e72\u6270\u7684\u60c5\u51b5\u4e0b\uff0cLoRa\u4e5f\u80fd\u6709\u6548\u5730\u4f20\u8f93\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5728485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e2d\uff0cWi-Fi\u3001\u84dd\u7259\u3001Zigbee\u7b49\u65e0\u7ebf\u4fe1\u9053\u7684\u5177\u4f53\u5e94\u7528\u548c\u6027\u80fd\u6bd4\u8f83\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e2d\uff0cWi-Fi\u3001\u84dd\u7259\u548cZigbee\u4e09\u79cd\u65e0\u7ebf\u4fe1\u9053\u5404\u6709\u5176\u7279\u5b9a\u7684\u5e94\u7528\u548c\u6027\u80fd\u7279\u70b9\u3002\u4ee5\u4e0b\u662f\u5b83\u4eec\u7684\u5177\u4f53\u5e94\u7528\u548c\u6027\u80fd\u6bd4\u8f83\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>Wi-Fi<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528<\/strong>\uff1aWi-Fi\u662f\u76ee\u524d\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u4e3b\u8981\u7528\u4e8e\u5bb6\u5ead\u3001\u529e\u516c\u5ba4\u548c\u516c\u5171\u573a\u6240\u7684\u4e92\u8054\u7f51\u63a5\u5165\u3002\u5b83\u5e7f\u6cdb\u7528\u4e8e\u8bbe\u5907\u4e4b\u95f4\u7684\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u5982\u7b14\u8bb0\u672c\u7535\u8111\u3001\u667a\u80fd\u624b\u673a\u3001\u5e73\u677f\u7535\u8111\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6027\u80fd<\/strong>\uff1aWi-Fi\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u5728100-300\u7c73\u4e4b\u95f4\uff0c\u901f\u7387\u53ef\u8fbe300Mbps\uff0c\u529f\u8017\u572810-50mA\u4e4b\u95f4\u3002\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0cWi-Fi 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class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u84dd\u7259<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528<\/strong>\uff1a\u84dd\u7259\u4e3b\u8981\u7528\u4e8e\u77ed\u8ddd\u79bb\u8bbe\u5907\u8fde\u63a5\uff0c\u5982\u8033\u673a\u3001\u952e\u76d8\u3001\u9f20\u6807\u3001\u667a\u80fd\u624b\u8868\u7b49\u3002\u5b83\u9002\u7528\u4e8e\u9700\u8981\u4f4e\u529f\u8017\u548c\u7b80\u5355\u8fde\u63a5\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6027\u80fd<\/strong>\uff1a\u84dd\u7259\u7684\u4f20\u8f93\u8ddd\u79bb\u8f83\u77ed\uff0c\u901a\u5e38\u572810\u7c73\u4ee5\u5185\u3002\u5b83\u7684\u6570\u636e\u901f\u7387\u8f83\u4f4e\uff0c\u4f46\u529f\u8017\u975e\u5e38\u4f4e\uff0c\u9002\u5408\u4e8e\u5c0f\u6570\u636e\u5305\u7684\u4f20\u8f93\u3002\u5728\u84dd\u7259\u7f51\u72b6\u7f51\u7edc\u4e2d\uff0c\u5ef6\u8fdf\u572860ms\u8fbe\u5230\u9ad8\u5cf0\uff0c\u6269\u5c55\u8d85\u8fc7250ms\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>Zigbee<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u5e94\u7528<\/strong>\uff1aZigbee\u4e3b\u8981\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u3001\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u8fdc\u7a0b\u76d1\u63a7\u7b49\u9700\u8981\u4f4e\u529f\u8017\u3001\u4f4e\u6570\u636e\u901f\u7387\u548c\u81ea\u7ec4\u7f51\u80fd\u529b\u7684\u573a\u666f\u3002\u4f8b\u5982\uff0c\u667a\u80fd\u706f\u6ce1\u3001\u4f20\u611f\u5668\u7f51\u7edc\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6027\u80fd<\/strong>\uff1aZigbee\u7684\u4f20\u8f93\u8ddd\u79bb\u572850-300\u7c73\u4e4b\u95f4\uff0c\u901f\u7387\u9ad8\u8fbe250kbps\uff0c\u529f\u8017\u4ec5\u4e3a5mA\u3002\u5176\u6297\u5e72\u6270\u6027\u80fd\u8f83\u597d\uff0c\u9002\u7528\u4e8e\u5c0f\u6570\u636e\u5305\u7684\u5468\u671f\u6027\u6216\u95f4\u6b47\u6027\u4f20\u8f93\u3002\u5728\u5ef6\u8fdf\u65b9\u9762\uff0c\u5927\u90e8\u5206\u6570\u636e\u5305\u7684\u63a5\u6536\u670980ms\u5ef6\u8fdf\uff0c\u6269\u5c55\u6700\u5927\u4e3a130ms\u3002<\/p>\n\n\n\n<p>\u3000\u3000Wi-Fi\u9002\u7528\u4e8e\u9700\u8981\u9ad8\u5e26\u5bbd\u548c\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u573a\u666f\uff0c\u84dd\u7259\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u8bbe\u5907\u8fde\u63a5\uff0c\u800cZigbee\u5219\u66f4\u9002\u5408\u4e8e\u4f4e\u529f\u8017\u3001\u4f4e\u6570\u636e\u901f\u7387\u548c\u81ea\u7ec4\u7f51\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u7684\u5b9e\u9645\u5e94\u7528<\/h2>\n\n\n\n<p>\u3000\u3000RS485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u7684\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5316\u5de5\u5382\u914d\u7535\u5ba4\u76d1\u63a7\u7cfb\u7edf<\/strong>\uff1a\u5728\u5316\u5de5\u5382\u4e2d\uff0c\u9700\u8981\u5bf9\u914d\u7535\u5ba4\u7684\u5ba4\u6e29\u53ca\u5faa\u73af\u6c34\u6db2\u4f4d\u8fdb\u884c\u65e0\u7ebf\u76d1\u63a7\u3002\u901a\u8fc7\u65e0\u7ebf\u6d4b\u63a7\u8bbe\u5907\uff0c\u5c06\u53d8\u7535\u6240\u3001\u5faa\u73af\u6c34\u7ad9\u3001\u7535\u78c1\u7ad9\u548c\u56db\u671f\u53d8\u7535\u6240\u5171\u56db\u4e2a\u533a\u57df\u76844-20mA\u4fe1\u53f7\u4ee5\u53ca\u8bbe\u5907\u5de5\u4f5c\u72b6\u6001\u548c\u8fdc\u7a0b\u63a7\u5236\u7b49\u4fe1\u53f7\u53d1\u9001\u5230\u6570\u767e\u7c73\u8fdc\u7684\u7535\u8111\u4e0a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6c34\u6cf5\u8fdc\u7a0b\u81ea\u52a8\u63a7\u5236<\/strong>\uff1a\u897f\u5b89\u8fbe\u6cf0\u7535\u5b50\u63d0\u4f9b\u7684\u6c34\u6cf5\u8fdc\u7a0b\u81ea\u52a8\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u4f7f\u7528\u4e86485\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u3002\u8fd9\u79cd\u7cfb\u7edf\u5e94\u7528\u4e8e\u5316\u5de5\u5382\u3001\u6c34\u6ce5\u5382\u3001\u94a2\u5382\u548c\u7126\u5316\u5382\u7b49\u65e0\u7ebf\u6539\u9020\u9879\u76ee\u4e2d\uff0c\u5b9e\u73b0\u4e86\u6c34\u6cf5\u7684\u8fdc\u7a0b\u81ea\u52a8\u63a7\u5236\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5de5\u4e1a\u4ea7\u7ebf\u667a\u80fd\u5316\u6280\u6539<\/strong>\uff1aRS485\u65e0\u7ebf\u901a\u8baf\u6a21\u5757\u5e38\u7528\u4e8e\u5de5\u4e1a\u4ea7\u7ebf\u7684\u667a\u80fd\u5316\u65e0\u7ebf\u6280\u6539\u3001\u6570\u636e\u65e0\u7ebf\u4f20\u8f93\u548c\u8bbe\u5907\u8fd0\u884c\u72b6\u6001\u65e0\u7ebf\u76d1\u6d4b\u4e0e\u63a7\u5236\u3002\u8fd9\u79cd\u6280\u672f\u6781\u5927\u5730\u63a8\u8fdb\u4e86\u5de5\u5382\u8fc8\u51654.0\u65f6\u4ee3\uff0c\u5bf9\u5de5\u5382\u667a\u80fd\u5316\u751f\u4ea7\u6709\u7740\u6df1\u8fdc\u7684\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u94a2\u94c1\u884c\u4e1a\u5f00\u5173\u91cf\u4fe1\u53f7\u4f20\u8f93<\/strong>\uff1a\u5728\u94a2\u94c1\u884c\u4e1a\u4e2d\uff0c\u901a\u8fc7\u65e0\u7ebf\u65b9\u5f0f\u4f20\u8f93\u5de5\u4e1a\u73b0\u573a\u7684\u5f00\u5173\u91cf\u4fe1\u53f7\uff0c\u5e76\u8fdc\u8ddd\u79bb\u8f93\u51fa\u63a7\u5236\u4fe1\u53f7\u76f4\u63a5\u63a7\u5236\u7ee7\u7535\u5668\u52a8\u4f5c\u3002\u8fd9\u79cd\u65b9\u5f0f\u8fd0\u7528\u5168\u6570\u5b57\u65e0\u7ebf\u52a0\u5bc6\u4f20\u8f93\u65b9\u5f0f\uff0c\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\u53ef\u9760\uff0c\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe20\u516c\u91cc\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6e29\u5ba4\u65e0\u7ebf\u76d1\u63a7\u7cfb\u7edf<\/strong>\uff1a\u9488\u5bf9\u6e29\u5ba4\u5927\u8303\u56f4\u76d1\u63a7\u7684\u9700\u6c42\uff0c\u8bbe\u8ba1\u4e86\u4e00\u79cd\u57fa\u4e8eRS485\u603b\u7ebf\u548cWiFi\u7f51\u7edc\u7684\u76d1\u63a7\u7cfb\u7edf\u3002\u73b0\u573a\u76d1\u63a7\u8282\u70b9\u5229\u7528RS485\u4e0e\u4f20\u611f\u5668\u53ca\u6267\u884c\u5668\u6a21\u5757\u8054\u63a5\uff0c\u6784\u6210\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u5b8c\u6210\u6570\u636e\u91c7\u96c6\u3001\u5904\u7406\u548c\u6267\u884c\u5668\u63a7\u5236\u529f\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e0e\u5176\u4ed6\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\u5728\u6210\u672c\u3001\u53ef\u9760\u6027\u548c\u9002\u7528\u573a\u666f\u65b9\u9762\u7684\u5dee\u5f02?<\/h2>\n\n\n\n<p>\u3000\u3000\u8bc4\u4f30485\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u4e0e\u5176\u4ed6\u65e0\u7ebf\u4f20\u8f93\u6280\u672f(\u5982LoRa\u3001NB-IoT)\u5728\u6210\u672c\u3001\u53ef\u9760\u6027\u548c\u9002\u7528\u573a\u666f\u65b9\u9762\u7684\u5dee\u5f02\uff0c\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u8be6\u7ec6\u5206\u6790\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u6210\u672c<\/h3>\n\n\n\n<p>\u3000\u3000<strong>LoRa<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u6210\u672c\u5927\u7ea6\u57285\u7f8e\u5143\u5de6\u53f3\uff0c\u800cLoRaWAN\u6a21\u5757\u7684\u603b\u4f53\u6210\u672c\u57288-10\u7f8e\u5143\u4e4b\u95f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5de5\u4f5c\u5728\u975e\u6388\u6743\u9891\u6bb5\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u989d\u5916\u4ed8\u8d39\uff0c\u8fd9\u8fdb\u4e00\u6b65\u964d\u4f4e\u4e86\u5176\u603b\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u968f\u7740\u5e02\u573a\u7684\u6210\u719f\uff0cLoRa\u6280\u672f\u7684\u6210\u672c\u9884\u8ba1\u5c06\u8fdb\u4e00\u6b65\u4e0b\u964d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>NB-IoT<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u6a21\u5757\u7684\u6210\u672c\u4e3a5-10\u7f8e\u5143\uff0c\u7565\u9ad8\u4e8eLoRa\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u7f51\u7edc\u7684\u590d\u6742\u6027\u8f83\u9ad8\uff0c\u77e5\u8bc6\u4ea7\u6743\u76f8\u5173\u8d39\u7528\u8f83\u9ad8\uff0c\u8fd9\u589e\u52a0\u4e86\u5176\u603b\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u5347\u7ea7\u5230\u5148\u8fdb\u76844G\/LTE\u57fa\u7ad9\u7684\u6210\u672c\u4e5f\u6bd4LoRa\u901a\u8fc7\u5de5\u4e1a\u7f51\u5173\u6216\u5854\u9876\u7f51\u5173\u90e8\u7f72\u66f4\u6602\u8d35\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>RS485<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000RS485\u662f\u4e00\u79cd\u6709\u7ebf\u901a\u4fe1\u534f\u8bae\uff0c\u5176\u6210\u672c\u4e3b\u8981\u96c6\u4e2d\u5728\u5e03\u7ebf\u548c\u5b89\u88c5\u4e0a\u3002\u65e0\u7ebf\u4f20\u8f93\u65b9\u6848\u5982LoRa\u548cNB-IoT\u5219\u9700\u8981\u989d\u5916\u7684\u786c\u4ef6\u548c\u90e8\u7f72\u6210\u672c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u53ef\u9760\u6027<\/h3>\n\n\n\n<p>\u3000\u3000<strong>LoRa<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6280\u672f\u5177\u6709\u8f83\u9ad8\u7684\u53ef\u9760\u6027\uff0c\u7279\u522b\u662f\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u548c\u4f4e\u529f\u8017\u5e94\u7528\u4e2d\u8868\u73b0\u4f18\u5f02\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRaWAN\u534f\u8bae\u7b80\u5355\uff0c\u6613\u4e8e\u5f00\u53d1\u548c\u517c\u5bb9\u5fae\u5904\u7406\u5668\uff0c\u8fd9\u63d0\u9ad8\u4e86\u5176\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>NB-IoT<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u8bbe\u5907\u529f\u8017\u975e\u5e38\u4f4e\uff0c\u7eed\u822a\u65f6\u95f4\u53ef\u4ee5\u4ece\u51e0\u4e2a\u6708\u63d0\u5347\u5230\u51e0\u5e74\uff0c\u8fd9\u63d0\u9ad8\u4e86\u5176\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u5177\u6709\u6df1\u5ea6\u5ba4\u5185\u7a7f\u900f\u6027\u80fd\u548c\u8d85\u5927\u8986\u76d6\u8303\u56f4\uff0c\u4f7f\u5176\u5728\u590d\u6742\u73af\u5883\u4e2d\u4e5f\u80fd\u4fdd\u6301\u8f83\u9ad8\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>RS485<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000RS485\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\u975e\u5e38\u53ef\u9760\uff0c\u9002\u7528\u4e8e\u9700\u8981\u7a33\u5065\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003. \u9002\u7528\u573a\u666f<\/h3>\n\n\n\n<p>\u3000\u3000<strong>LoRa<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u975e\u5e38\u9002\u5408\u6ca1\u6709\u5e7f\u6cdb\u57fa\u7840\u8bbe\u65bd\u7684\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u5e94\u7528\uff0c\u5982\u5c0f\u533a\u3001\u519c\u573a\u3001\u4ea7\u4e1a\u56ed\u7b49\u5c01\u95ed\u533a\u57df\u4ee5\u53caNB-IoT\u4fe1\u53f7\u8f83\u5f31\u7684\u5ba4\u5185\u548c\u5730\u4e0b\u73af\u5883\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u5728\u5c0f\u6570\u636e\u8fdc\u8ddd\u79bb\u901a\u8baf\u4e2d\u8d8a\u6765\u8d8a\u5f97\u5230\u5e7f\u6cdb\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>NB-IoT<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u805a\u7126\u4e8e\u5c0f\u6570\u636e\u91cf\u3001\u5c0f\u901f\u7387\u5e94\u7528\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5927\u89c4\u6a21\u4f4e\u529f\u8017\u8fde\u63a5\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u3000\u3000NB-IoT\u5177\u6709\u6df1\u5ea6\u5ba4\u5185\u7a7f\u900f\u6027\u80fd\u548c\u8d85\u5927\u8986\u76d6\u8303\u56f4\uff0c\u9002\u5408\u9700\u8981\u5e7f\u57df\u8986\u76d6\u548c\u6df1\u5ea6\u5ba4\u5185\u8986\u76d6\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>RS485<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000RS485\u975e\u5e38\u9002\u5408\u9700\u8981\u7a33\u5065\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u7684\u5de5\u4e1a\u73af\u5883\u3002<\/p>\n\n\n\n<p>\u3000\u3000RS485\u5e03\u7ebf\u56f0\u96be\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7LoRa\u7f51\u5173\u5b9e\u73b0\u65e0\u7ebf\u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004. \u603b\u7ed3<\/h3>\n\n\n\n<p>\u3000\u3000\u7efc\u5408\u6765\u770b\uff0cLoRa\u548cNB-IoT\u5728\u6210\u672c\u65b9\u9762\u5404\u6709\u4f18\u52bf\uff0c\u4f46LoRa\u5728\u975e\u6388\u6743\u9891\u6bb5\u4f7f\u7528\u4e0a\u66f4\u5177\u6210\u672c\u4f18\u52bf\u3002\u5728\u53ef\u9760\u6027\u65b9\u9762\uff0cLoRa\u548cNB-IoT\u5404\u6709\u5343\u79cb\uff0cLoRa\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u4e2d\u8868\u73b0\u4f18\u5f02\uff0c\u800cNB-IoT\u5728\u4f4e\u529f\u8017\u548c\u6df1\u5ea6\u5ba4\u5185\u8986\u76d6\u65b9\u9762\u6709\u4f18\u52bf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 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