{"id":97090,"date":"2024-08-22T15:47:49","date_gmt":"2024-08-22T07:47:49","guid":{"rendered":"\/\/www.viralrail.com\/?p=97090"},"modified":"2024-08-22T15:47:54","modified_gmt":"2024-08-22T07:47:54","slug":"lwxtxmkzljs","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97090.html","title":{"rendered":"LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u6307\u4ee4\u4ecb\u7ecd"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757<\/strong>\u7684\u6307\u4ee4\u4ecb\u7ecd\u4e3b\u8981\u6d89\u53caAT\u547d\u4ee4\u96c6\uff0c\u8fd9\u4e9b\u547d\u4ee4\u7528\u4e8e\u914d\u7f6e\u548c\u63a7\u5236\u6a21\u5757\u7684\u5404\u79cd\u53c2\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684LoRa\u65e0\u7ebf\u6a21\u5757\u6307\u4ee4\uff1a<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u6307\u4ee4\u6709\u54ea\u4e9b<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>AT<\/strong>\uff1a\u68c0\u6d4b\u6a21\u5757\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AT+ADDRESS<\/strong>\uff1a\u8bbe\u7f6e\u8282\u70b9\u5730\u5740\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AT+NETWORKID<\/strong>\uff1a\u8bbe\u7f6e\u7f51\u7edcID\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AT+MODE<\/strong>\uff1a\u8bbe\u7f6e\u6a21\u5757\u7684\u5de5\u4f5c\u6a21\u5f0f\uff0c\u4f8b\u5982\u7761\u7720\u6a21\u5f0f\u3001\u667a\u6167\u63a5\u6536\u7701\u7535\u6a21\u5f0f\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AT+RESET<\/strong>\uff1a\u91cd\u7f6e\u6a21\u5757\u5230\u521d\u59cb\u72b6\u6001\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u8fd8\u6709\u4e00\u4e9b\u7279\u5b9a\u7684\u5e94\u7528\u6307\u4ee4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>AT+X=\uff1f<\/strong>\uff1a\u67e5\u8be2\u547d\u4ee4\uff0c\u7528\u4e8e\u67e5\u8be2\u6a21\u5757\u5f53\u524d\u72b6\u6001\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>AT+DEUI<\/strong>\uff1a\u5728OTAA\u6a21\u5f0f\u4e0b\u67e5\u8be2\u8bbe\u5907\u552f\u4e00\u6807\u8bc6(DEUI)\uff0c\u5728ABP\u6a21\u5f0f\u4e0b\u53ef\u7531\u7528\u6237\u81ea\u884c\u8bbe\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u6307\u4ee4\u53ef\u4ee5\u901a\u8fc7\u4e32\u53e3\u53d1\u9001ASCII\u5b57\u7b26\u4e32\u7684\u65b9\u5f0f\u8fdb\u884c\u53d1\u9001\uff0c\u547d\u4ee4\u683c\u5f0f\u4e3b\u8981\u6709\u4e24\u79cd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u67e5\u8be2\u547d\u4ee4\uff1aAT+X?\uff0c\u4f8b\u5982AT+ADDRESS?\u7528\u4e8e\u67e5\u8be2\u8282\u70b9\u5730\u5740\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u8bbe\u7f6e\u547d\u4ee4\uff1aAT+X=X\uff0c\u4f8b\u5982AT+ADDRESS=0x123456\u7528\u4e8e\u8bbe\u7f6e\u8282\u70b9\u5730\u5740\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u4f7f\u7528\u4e0d\u4ec5\u9650\u4e8e\u4e0a\u8ff0\u6307\u4ee4\uff0c\u8fd8\u5305\u62ec\u5bf9\u9891\u7387\u3001\u53d1\u5c04\u529f\u7387\u3001\u7a7a\u4e2d\u901f\u7387\u7b49\u53c2\u6570\u7684\u5728\u7ebf\u4fee\u6539\u3002\u5bf9\u4e8e\u4e0d\u540c\u5382\u5bb6\u548c\u578b\u53f7\u7684LoRa\u6a21\u5757\uff0c\u5176\u652f\u6301\u7684AT\u6307\u4ee4\u53ef\u80fd\u6709\u6240\u4e0d\u540c\uff0c\u56e0\u6b64\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u9700\u8981\u53c2\u8003\u5177\u4f53\u6a21\u5757\u7684\u7528\u6237\u624b\u518c\u6216\u6280\u672f\u6587\u6863\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u901a\u8fc7\u7406\u89e3\u548c\u4f7f\u7528\u8fd9\u4e9bAT\u6307\u4ee4\uff0c\u7528\u6237\u53ef\u4ee5\u65b9\u4fbf\u3001\u5feb\u901f\u5730\u4e3a\u5d4c\u5165\u5f0f\u8bbe\u5907\u589e\u52a0LoRa\u901a\u4fe1\u529f\u80fd\uff0c\u5b9e\u73b0\u957f\u8ddd\u79bb\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u96c6\u6709\u54ea\u4e9b\u6700\u65b0\u7684\u66f4\u65b0\u6216\u53d8\u5316?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u96c6\u5728\u6700\u8fd1\u7684\u66f4\u65b0\u4e2d\u5f15\u5165\u4e86\u591a\u9879\u65b0\u529f\u80fd\u548c\u6539\u8fdb\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u4e3b\u8981\u7684\u53d8\u5316\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u6027\u80fd\u4f18\u5316\u4e0e\u6a21\u5f0f\u8c03\u6574<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728Rising HF Lora WAN Class A\/C AT Command Specification 4.4\u7248\u672c\u4e2d\uff0c\u5bf9Class C\u7684\u6027\u80fd\u8fdb\u884c\u4e86\u663e\u8457\u6539\u8fdb\uff0c\u5f15\u5165\u4e86SCR(Synchronization Counter\u745e\u5409)\u6a21\u5f0f\u4ee5\u52a0\u5feb\u4e0b\u94fe\u8def\u8ba1\u6570\u5668\u540c\u6b65\uff0c\u5e76\u8c03\u6574\u4e86CN470\u9891\u6bb5\u8ba1\u5212LinkADRReq\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u540c\u65f6\uff0c\u8fd8\u66f4\u6539\u4e86\u4e00\u4e9b\u9ed8\u8ba4\u8bbe\u7f6e\uff0c\u4f8b\u5982AT+LW=DC OFF\u3001AT+LW=JDC OFF\u548cAT+LW=SCR ON\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u65b0\u589e\u547d\u4ee4\u4e0e\u529f\u80fd<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000A-Thinker LoRaWAN Class A\/C AT Command Specification 4.2\u7248\u672c\u65b0\u589e\u4e86\u591a\u9879\u529f\u80fd\u548c\u547d\u4ee4\uff0c\u5305\u62ec\u652f\u6301\u6700\u591a96\u4e2a\u4fe1\u9053\u3001\u65b0\u7684MAC\u547d\u4ee4\u3001\u91cd\u7f6e\u6240\u6709LoRaWAN\u9891\u6bb5\u7279\u5b9a\u53c2\u6570\u7684AT+DR=band\u547d\u4ee4\u3001\u663e\u793a\u5f53\u524d\u529f\u7387\u8868\u7684AT+POWER=TABLE\u547d\u4ee4\u4ee5\u53ca\u5f3a\u5236\u4f7f\u7528\u56fa\u5b9aTX\u529f\u7387\u7684AT+POWER=pow, FORCE\u547d\u4ee4\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0c\u8fd8\u6dfb\u52a0\u4e86\u7528\u4e8e\u8bbe\u7f6e\u4e0b\u884c\u548c\u4e0a\u884cDwell Time\u3001\u6700\u5927EIRP\u548cSCR\u547d\u4ee4\u7684AT+LW=TPS\u548cAT+LW=SCR\u547d\u4ee4\uff0c\u8fd9\u4e9b\u547d\u4ee4\u53ef\u4ee5\u7ed5\u8fc7MAX_FCNT_GAP\u68c0\u67e5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u5220\u9664\u4e0d\u517c\u5bb9\u547d\u4ee4<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u4e0a\u8ff0\u7248\u672c\u66f4\u65b0\u4e2d\uff0c\u4e5f\u5220\u9664\u4e86\u4e00\u4e9b\u4e0d\u517c\u5bb9\u7684\u547d\u4ee4\uff0c\u5982AT+DR=CUSTOM\u3001AT+RXWIN1 ON\/OFF\u63a7\u5236\u548cAT+HELP\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5176\u4ed6\u4fee\u6539\u4e0e\u5220\u9664<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u67d0\u4e9b\u65e7\u547d\u4ee4\u88ab\u5220\u9664\uff0c\u5e76\u4e14AT+TEST=RSSI\u8fd4\u56de\u6d88\u606f\u683c\u5f0f\u4e5f\u8fdb\u884c\u4e86\u66f4\u6539\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5168\u7403JoinReq\u5360\u7a7a\u6bd4\u9650\u5236\u88ab\u542f\u7528\uff0c\u53ef\u4ee5\u901a\u8fc7AT+LW=JDC, OFF\u547d\u4ee4\u6765\u7981\u7528\u6b64\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4?<\/h2>\n\n\n\n<p>\u3000\u3000\u9009\u62e9LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u9700\u8981\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u8fdb\u884c\u5408\u7406\u914d\u7f6e\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u6b65\u9aa4\u548c\u5efa\u8bae\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u786e\u5b9a\u9891\u7387\u548c\u7f51\u7edcID<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\uff0c\u9009\u62e9\u5408\u9002\u7684\u9891\u6bb5(\u5982868MHz\u3001915MHz\u6216433MHz)\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f7f\u7528AT+BAND\u547d\u4ee4\u8bbe\u5b9a\u65e0\u7ebf\u9891\u6bb5\u4e2d\u5fc3\u9891\u7387\uff0c\u786e\u4fdd\u63a5\u6536\u65b9\u4e0e\u53d1\u5c04\u65b9\u4f7f\u7528\u76f8\u540c\u7684\u9891\u7387\u624d\u80fd\u4e92\u76f8\u901a\u8baf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4f7f\u7528AT+NETWORKID\u547d\u4ee4\u8bbe\u5b9aLora\u7f51\u7edcID\uff0c\u8fd9\u662f\u7fa4\u7ec4\u529f\u80fd\u7684\u4e00\u90e8\u5206\uff0c\u53ea\u6709\u8bbe\u5b9a\u76f8\u540cNETWORKID\u7684\u8bbe\u5907\u624d\u80fd\u4e92\u76f8\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u8bbe\u7f6e\u73af\u5883\u566a\u58f0RSSI\u5f00\u5173<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u9700\u8981\u76d1\u6d4b\u73af\u5883\u566a\u58f0\u5f3a\u5ea6\uff0c\u53ef\u4ee5\u4f7f\u7528AT+ERSSI\u547d\u4ee4\u6765\u8bbe\u5b9a\u73af\u5883\u566a\u58f0RSSI\u5f00\u5173\uff0c\u5e76\u901a\u8fc7AT+DRSSI\u547d\u4ee4\u8bbe\u5b9a\u63a5\u6536\u6570\u636eRSSI\u5f00\u5173\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u914d\u7f6e\u901a\u4fe1\u53c2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5408\u7406\u8bbe\u7f6eLoRa\u6a21\u5757\u7684\u901a\u4fe1\u53c2\u6570\uff0c\u5982\u6269\u9891\u56e0\u5b50\u3001\u7f16\u7801\u7387\u7b49\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u7684\u901a\u4fe1\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8fd9\u4e9b\u53c2\u6570\u7684\u9009\u62e9\u5e94\u57fa\u4e8e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\uff0c\u4f8b\u5982\u5728\u8986\u76d6\u8303\u56f4\u8f83\u5927\u7684\u533a\u57df\u4e2d\u53ef\u80fd\u9700\u8981\u66f4\u9ad8\u7684\u6269\u9891\u56e0\u5b50\u548c\u8f83\u4f4e\u7684\u7f16\u7801\u7387\u4ee5\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u5316\u5929\u7ebf\u8bbe\u8ba1<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5929\u7ebf\u662f\u5f71\u54cdLoRa\u6a21\u5757\u6027\u80fd\u7684\u91cd\u8981\u56e0\u7d20\u4e4b\u4e00\uff0c\u56e0\u6b64\u9700\u8981\u6839\u636e\u5e94\u7528\u573a\u666f\u4f18\u5316\u5929\u7ebf\u8bbe\u8ba1\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u7684\u6709\u6548\u4f20\u8f93\u548c\u63a5\u6536\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9\u5408\u9002\u7684\u6a21\u5757\u7c7b\u578b<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6839\u636e\u5e94\u7528\u9700\u6c42\u9009\u62e9\u57fa\u7840\u578b\u6a21\u5757\u3001\u5177\u6709\u5b9a\u4f4d\u529f\u80fd\u7684\u6a21\u5757\u6216\u5185\u7f6e\u591a\u79cd\u4f20\u611f\u5668\u7684\u590d\u5408\u578b\u6a21\u5757\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u57fa\u7840\u578b\u6a21\u5757\u9002\u7528\u4e8e\u7b80\u5355\u7684\u6570\u636e\u4f20\u8f93\u4efb\u52a1;\u5177\u6709\u5b9a\u4f4d\u529f\u80fd\u7684\u6a21\u5757\u9002\u5408\u9700\u8981\u4f4d\u7f6e\u4fe1\u606f\u7684\u5e94\u7528;\u590d\u5408\u578b\u6a21\u5757\u5219\u9002\u5408\u9700\u8981\u96c6\u6210\u591a\u79cd\u4f20\u611f\u5668\u6570\u636e\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f7f\u7528AT\u6307\u4ee4\u8fdb\u884c\u8bbe\u5907\u914d\u7f6e\u548c\u6d4b\u8bd5<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u4f7f\u7528\u57fa\u672c\u7684AT\u6307\u4ee4\u8fdb\u884c\u8bbe\u5907\u914d\u7f6e\u548c\u6d4b\u8bd5\uff0c\u4f8b\u5982\u8bfb\u53d6\u8bbe\u5907\u72b6\u6001\u3001\u53d1\u9001\u6570\u636e\u5305\u3001\u67e5\u8be2\u7248\u672c\u4fe1\u606f\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6307\u4ee4\u5fc5\u987b\u4ee5&#8221;at&#8221;\u5f00\u5934\u5e76\u4ee5(\u5373\\:r\\:n)\u7ed3\u675f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u8868\u73b0<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u8868\u73b0\u975e\u5e38\u51fa\u8272\uff0c\u7279\u522b\u662f\u5728\u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u65b9\u9762\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u4f20\u8f93\u8ddd\u79bb\u6765\u770b\uff0cLoRa\u6280\u672f\u80fd\u591f\u5728\u540c\u6837\u7684\u529f\u8017\u6761\u4ef6\u4e0b\u6bd4\u5176\u4ed6\u65e0\u7ebf\u65b9\u5f0f\u4f20\u64ad\u7684\u8ddd\u79bb\u66f4\u8fdc\u3002\u4f8b\u5982\uff0c\u5728\u57ce\u9547\u73af\u5883\u4e2d\uff0cLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52302-5\u516c\u91cc\uff0c\u800c\u5728\u90ca\u533a\u6216\u5f00\u9614\u5730\u533a\uff0c\u8fd9\u4e00\u8ddd\u79bb\u53ef\u4ee5\u6269\u5c55\u523015\u516c\u91cc\u751a\u81f320\u516c\u91cc\u3002\u6b64\u5916\uff0c\u67d0\u4e9b\u9ad8\u6027\u80fd\u7684LoRa\u6a21\u5757\u5982KG200Z\u548cTnode32 LoRa\u6a21\u5757\uff0c\u5176\u5355\u70b9\u89c6\u8ddd\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8d85\u8fc77000\u7c73\u3002<\/p>\n\n\n\n<p>\u3000\u3000LoRa\u6a21\u5757\u7684\u6297\u5e72\u6270\u80fd\u529b\u4e5f\u975e\u5e38\u91cd\u8981\u3002\u7531\u4e8e\u91c7\u7528\u4e86\u6269\u9891\u8c03\u5236\u6280\u672f\u548c\u81ea\u9002\u5e94\u901f\u7387\u7b49\u7279\u6b8a\u6280\u672f\uff0cLoRa\u6a21\u5757\u5728\u590d\u6742\u7684\u65e0\u7ebf\u73af\u5883\u4e2d\u8868\u73b0\u51fa\u8272\uff0c\u80fd\u591f\u6709\u6548\u62b5\u6297\u5404\u79cd\u5e72\u6270\u3002\u8fd9\u79cd\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u4f7f\u5f97LoRa\u5728\u57ce\u5e02\u548c\u519c\u6751\u7b49\u590d\u6742\u73af\u5883\u4e2d\u4e5f\u80fd\u4fdd\u6301\u7a33\u5b9a\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0cLoRa\u6a21\u5757\u8fd8\u652f\u6301\u591a\u79cd\u5de5\u4f5c\u9891\u7387(\u5982433MHz\u3001868MHz\u3001915MHz\u7b49)\uff0c\u8fd9\u8fdb\u4e00\u6b65\u589e\u5f3a\u4e86\u5176\u7075\u6d3b\u6027\u548c\u9002\u7528\u8303\u56f4\u3002\u4e0d\u540c\u7684\u5de5\u4f5c\u9891\u7387\u5728\u901a\u4fe1\u8ddd\u79bb\u3001\u7a7f\u900f\u80fd\u529b\u548c\u6297\u5e72\u6270\u80fd\u529b\u4e0a\u5404\u6709\u4f18\u52bf\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u8fdb\u884c\u9009\u62e9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e94\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u652f\u6301\u7684\u6700\u5927\u9891\u7387\u3001\u53d1\u5c04\u529f\u7387\u548c\u7a7a\u4e2d\u901f\u7387\u662f\u591a\u5c11?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u652f\u6301\u7684\u6700\u5927\u9891\u7387\u3001\u53d1\u5c04\u529f\u7387\u548c\u7a7a\u4e2d\u901f\u7387\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6700\u5927\u9891\u7387<\/strong>\uff1aLoRa\u6a21\u5757\u7684\u5de5\u4f5c\u9891\u7387\u8303\u56f4\u8f83\u5e7f\uff0c\u53ef\u4ee5\u8986\u76d6\u591a\u4e2a\u514d\u8d39\u9891\u6bb5\u3002\u4f8b\u5982\uff0c\u4e2d\u63d0\u5230\u7684\u8bbe\u5907\u5de5\u4f5c\u9891\u6bb5\u4e3a401-510MHz(\u7981\u7528\u9891\u70b9\u5305\u62ec416MHz\u3001448MHz\u3001450MHz\u3001480MHz\u3001485MHz)\uff0c\u800c\u4e2d\u63d0\u5230\u7684\u6a21\u5757\u8f7d\u6ce2\u9891\u7387\u5206\u522b\u4e3a850 ~ 930MHz\u548c420 ~ 510MHz\uff0c\u8fd9\u8868\u660eLoRa\u6a21\u5757\u53ef\u4ee5\u5de5\u4f5c\u5728\u4e0d\u540c\u7684\u9891\u7387\u8303\u56f4\u5185\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u53d1\u5c04\u529f\u7387<\/strong>\uff1aLoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u4e5f\u56e0\u5730\u533a\u548c\u5177\u4f53\u578b\u53f7\u800c\u5f02\u3002\u4e2d\u63d0\u5230\u56db\u4fe1LoRa\u6a21\u5757F8L10D\u7684\u53d1\u5c04\u529f\u7387\u662f100mW\u3002\u4e2d\u63d0\u5230LoRa\u6280\u672f\u89c4\u5b9a\u7684\u53d1\u5c04\u529f\u7387\u5c0f\u4e8e\u7b49\u4e8e19.15dBm\u3002\u4e2d\u63d0\u5230\u7684\u53d1\u5c04\u529f\u7387\u9650\u503c\u4e3a50mW(e.r.p )\u3002\u4e2d\u63d0\u5230\u7684\u8bbe\u5907\u65e0\u7ebf\u53d1\u5c04\u529f\u7387\u4e3aMax. 19\u00b11 dBm\u3002\u4e2d\u63d0\u5230\u7684\u6a21\u5757\u5fae\u529f\u7387\u53d1\u5c04\uff0c\u6700\u5927100mW\u3002\u4e2d\u63d0\u5230\u7684E28-2G4T27SX\u4ea7\u54c1\u624b\u518c\u663e\u793a\u6700\u5927\u53d1\u5c04\u529f\u7387\u4e3a27dBm\u3002\u4e2d\u63d0\u5230\u7684E22-230T33S LoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u4e3a33dBm\u3002\u56e0\u6b64\uff0cLoRa\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u53ef\u4ee5\u4ece\u51e0\u6beb\u74e6\u5230\u51e0\u5341\u6beb\u74e6\u4e0d\u7b49\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u6a21\u5757\u7684\u578b\u53f7\u548c\u8bbe\u8ba1\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7a7a\u4e2d\u901f\u7387<\/strong>\uff1a\u4e2d\u63d0\u5230\u7684\u901a\u4fe1\u901f\u7387\u5728OOK\u8c03\u5236\u65f6\u4e3a1.2~32.738kbps\uff0c\u5728LoRa\u8c03\u5236\u65f6\u4e3a0.2~37.5kbps\u3002\u4e2d\u63d0\u5230\u7684E28-2G4T27SX\u4ea7\u54c1\u624b\u518c\u663e\u793a\u652f\u6301\u7684\u6570\u636e\u7a7a\u4e2d\u4f20\u8f93\u901f\u7387\u4e3a1kbps\uff5e2Mbps\u3002\u56e0\u6b64\uff0cLoRa\u6a21\u5757\u7684\u7a7a\u4e2d\u901f\u7387\u53ef\u4ee5\u4ece\u51e0\u767e\u6bd4\u7279\u6bcf\u79d2\u5230\u51e0\u5146\u6bd4\u7279\u6bcf\u79d2\u4e0d\u7b49\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u8c03\u5236\u65b9\u5f0f\u548c\u6269\u9891\u56e0\u5b50\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u516d\u3001 LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u4e0e\u5176\u4ed6\u4f4e\u529f\u8017\u901a\u4fe1\u6280\u672f\u5bf9\u6bd4<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u5728\u4e0e\u5176\u4ed6\u4f4e\u529f\u8017\u901a\u4fe1\u6280\u672f(\u5982Bluetooth Low Energy, ZigBee)\u76f8\u6bd4\u65f6\uff0c\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\u548c\u4e0d\u8db3\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. \u4f18\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u957f\u8ddd\u79bb\u4f20\u8f93<\/strong>\uff1aLoRa\u91c7\u7528\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u80fd\u591f\u5b9e\u73b0\u51e0\u516c\u91cc\u8303\u56f4\u5185\u7684\u901a\u4fe1\uff0c\u5e76\u4e14\u5728\u519c\u6751\u5730\u533a\u4e5f\u80fd\u8986\u76d6\u5e7f\u6cdb\u7684\u533a\u57df\u3002\u8fd9\u4f7f\u5f97LoRa\u975e\u5e38\u9002\u5408\u9700\u8981\u8fdc\u8ddd\u79bb\u901a\u4fe1\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u529f\u8017<\/strong>\uff1aLoRa\u8bbe\u5907\u5728\u4e0d\u4f20\u8f93\u6570\u636e\u65f6\u53ef\u4ee5\u8fdb\u5165\u7761\u7720\u6a21\u5f0f\u4ee5\u964d\u4f4e\u529f\u8017\uff0c\u53ea\u5728\u9884\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u6216\u89e6\u53d1\u4e8b\u4ef6\u65f6\u5524\u9192\u6765\u8fdb\u884c\u901a\u4fe1\u3002\u7ec8\u7aef\u8bbe\u5907\u7684\u63a5\u6536\u7535\u6d41\u53ea\u670910mA\uff0c\u4f11\u7720\u65f6\u7684\u7535\u6d41\u4e5f\u53ea\u6709200nA\uff0c\u8fd9\u5927\u5927\u5ef6\u957f\u4e86\u7535\u6c60\u7684\u4f7f\u7528\u5bff\u547d\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5f3a\u6297\u5e72\u6270\u80fd\u529b<\/strong>\uff1a\u7531\u4e8e\u91c7\u7528\u4e86\u4f4e\u9891\u5927\u529f\u7387\u4f20\u8f93\uff0cLoRa\u80fd\u591f\u7a7f\u900f\u8f83\u591a\u7684\u969c\u788d\u7269\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u6b64\u5916\uff0c\u57fa\u4e8e\u6269\u9891\u6280\u672f\uff0cLoRa\u7684\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e7f\u8986\u76d6\u548c\u7a7f\u900f\u6027<\/strong>\uff1aLoRa\u5177\u6709\u5e7f\u8986\u76d6\u548c\u5f3a\u7a7f\u900f\u6027\uff0c\u4f7f\u5176\u5728\u7269\u8054\u7f51\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002. \u4e0d\u8db3\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u636e\u901f\u7387\u8f83\u4f4e<\/strong>\uff1aLoRa\u91c7\u7528\u7684\u662f\u4f4e\u6570\u636e\u901f\u7387\u6765\u6362\u53d6\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u610f\u5473\u7740\u5728\u9700\u8981\u9ad8\u6570\u636e\u901f\u7387\u7684\u5e94\u7528\u4e2d\uff0cLoRa\u53ef\u80fd\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u7f51\u7edc\u7ed3\u6784\u7075\u6d3b\u6027\u5dee<\/strong>\uff1a\u4e0eZigBee\u76f8\u6bd4\uff0cLoRa\u5728\u6784\u5efa\u7f51\u7edc\u7ed3\u6784\u65b9\u9762\u7f3a\u4e4f\u7075\u6d3b\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002ZigBee\u5219\u4ee5\u5176\u9ad8\u6548\u7684\u81ea\u7ec4\u7f51\u80fd\u529b\u548c\u4f4e\u5ef6\u8fdf\u7279\u6027\u8131\u9896\u800c\u51fa\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f\u9650\u5236<\/strong>\uff1a\u867d\u7136LoRa\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u5e94\u7528\uff0c\u4f46\u5728\u77ed\u8ddd\u79bb\u901a\u4fe1\u3001\u9ad8\u6570\u636e\u901f\u7387\u548c\u4f4e\u5ef6\u8fdf\u7684\u5e94\u7528\u4e2d\uff0cZigBee\u8868\u73b0\u66f4\u4e3a\u51fa\u8272\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u7684AT\u6307\u4ee4\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u3001\u4f4e\u529f\u8017\u548c\u5f3a\u6297\u5e72\u6270\u80fd\u529b\u65b9\u9762\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u4f46\u5728\u6570\u636e\u901f\u7387\u548c\u7f51\u7edc\u7ed3\u6784\u7075\u6d3b\u6027\u65b9\u9762\u5b58\u5728\u4e00\u5b9a\u7684\u4e0d\u8db3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>LoRa\u6a21\u5757\u7684\u4f7f\u7528\u4e0d\u4ec5\u9650\u4e8e\u4e0a\u8ff0\u6307\u4ee4\uff0c\u8fd8\u5305\u62ec\u5bf9\u9891\u7387\u3001\u53d1\u5c04\u529f\u7387\u3001\u7a7a\u4e2d\u901f\u7387\u7b49\u53c2\u6570\u7684\u5728\u7ebf\u4fee\u6539\u3002\u5bf9\u4e8e\u4e0d\u540c\u5382\u5bb6\u548c\u578b\u53f7\u7684LoRa\u6a21\u5757\uff0c\u5176\u652f\u6301\u7684AT\u6307\u4ee4\u53ef\u80fd\u6709\u6240\u4e0d\u540c<\/p>\n","protected":false},"author":1,"featured_media":95849,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[54,403],"class_list":["post-97090","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-l-2","tag-wirelessmodule"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/97090"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=97090"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/97090\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/95849"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=97090"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=97090"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=97090"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}