{"id":92668,"date":"2024-05-10T18:01:19","date_gmt":"2024-05-10T10:01:19","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=92668"},"modified":"2024-05-10T18:01:26","modified_gmt":"2024-05-10T10:01:26","slug":"ltxrhxp","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/92668.html","title":{"rendered":"LoRa\u5929\u7ebf\u5982\u4f55\u9009\u914d"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u9009\u62e9<a href=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" data-type=\"link\" data-id=\"https:\/\/baike.baidu.com\/item\/LoRa\/58702571\" target=\"_blank\" rel=\"noopener\">LoRa<\/a>\u5929\u7ebf\u65f6\uff0c\u9996\u5148\u9700\u8981\u8003\u8651\u7684\u662f\u5929\u7ebf\u7684\u7c7b\u578b\u548c\u5339\u914d\u3002<\/strong>\u6839\u636e\u4e0d\u540c\u7684LoRa\u6a21\u5757\u529f\u7387\uff0c\u53ef\u4ee5\u9009\u62e9\u4e0d\u540c\u7c7b\u578b\u7684\u5929\u7ebf\u3002\u4f8b\u5982\uff0c100mW\u7684LoRa\u6a21\u5757\u9002\u5408\u4f7f\u7528\u5f39\u7c27\u5929\u7ebf\uff0c\u800c500mW\u4ee5\u4e0a\u7684\u6a21\u5757\u5219\u66f4\u9002\u5408\u4f7f\u7528\u68d2\u72b6\u5929\u7ebf\u3002\u6b64\u5916\uff0c\u5bf9\u4e8e2W\u4ee5\u4e0a\u7684\u6a21\u5757\uff0c\u5438\u76d8\u5929\u7ebf\u662f\u4e00\u4e2a\u8f83\u597d\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5728\u9009\u62e9\u5929\u7ebf\u65f6\uff0c\u8fd8\u9700\u8981\u8003\u8651\u5929\u7ebf\u7684\u9891\u7387\u3001\u589e\u76ca\u3001\u5c3a\u5bf8\u3001\u5b89\u88c5\u65b9\u5f0f\u548c\u4ef7\u683c\u7b49\u56e0\u7d20\u3002<\/strong>\u786e\u4fdd\u5929\u7ebf\u4e0e\u6a21\u5757\u7684\u9891\u7387\u3001\u6781\u5316\u65b9\u5f0f\u548c\u963b\u6297\u5339\u914d\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u8fd9\u76f4\u63a5\u5f71\u54cd\u5230\u901a\u4fe1\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f7f\u7528433MHz\u7684\u9891\u6bb5\uff0c\u5e94\u9009\u62e9\u76f8\u5e94\u9891\u7387\u7684\u5929\u7ebf\uff0c\u4ee5\u907f\u514d\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5b89\u88c5\u4f4d\u7f6e\u4e5f\u662f\u4e00\u4e2a\u5173\u952e\u56e0\u7d20\u3002<\/strong>\u4e00\u822c\u6765\u8bf4\uff0c\u5929\u7ebf\u5b89\u88c5\u4f4d\u7f6e\u79bb\u5730\u9762\u8d8a\u9ad8\uff0c\u4f20\u8f93\u8ddd\u79bb\u8d8a\u8fdc\uff0c\u4f46\u8fc7\u9ad8\u53ef\u80fd\u4f1a\u589e\u52a0\u4fe1\u53f7\u8870\u51cf\u3002\u56e0\u6b64\uff0c\u5408\u7406\u7684\u5b89\u88c5\u9ad8\u5ea6\u5bf9\u4e8e\u4f18\u5316\u4fe1\u53f7\u4f20\u8f93\u81f3\u5173\u91cd\u8981\u3002\u6b64\u5916\uff0c\u5e94\u5c3d\u91cf\u8fdc\u79bb\u5927\u9762\u79ef\u7684\u91d1\u5c5e\u5e73\u9762\u53ca\u5730\u9762\uff0c\u4ee5\u53ca\u51cf\u5c11\u5929\u7ebf\u4e4b\u95f4\u7684\u969c\u788d\u7269\uff0c\u4ee5\u907f\u514d\u4fe1\u53f7\u5e72\u6270\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9LoRa\u5929\u7ebf\u65f6\uff0c\u5e94\u7efc\u5408\u8003\u8651\u5929\u7ebf\u7c7b\u578b\u3001\u529f\u7387\u5339\u914d\u3001\u9891\u7387\u517c\u5bb9\u6027\u3001\u5b89\u88c5\u4f4d\u7f6e\u548c\u73af\u5883\u56e0\u7d20\uff0c\u4ee5\u53ca\u6210\u672c\u6548\u76ca\uff0c\u4ee5\u786e\u4fdd\u8bbe\u5907\u80fd\u591f\u5728\u6700\u4f73\u72b6\u6001\u4e0b\u8fd0\u884c\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u5929\u7ebf\u4e0e\u4e0d\u540c\u529f\u7387\u6a21\u5757\u7684\u517c\u5bb9\u6027\u5982\u4f55?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u5929\u7ebf\u4e0e\u4e0d\u540c\u529f\u7387\u6a21\u5757\u7684\u517c\u5bb9\u6027\u4e3b\u8981\u53d6\u51b3\u4e8e\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u3001\u5de5\u4f5c\u9891\u6bb5\u4ee5\u53ca\u63a5\u53e3\u7c7b\u578b\u7b49\u56e0\u7d20\u3002\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u4e0d\u540c\u7684LoRa\u6a21\u5757\u5728\u8fd9\u4e9b\u65b9\u9762\u6709\u6240\u5dee\u5f02\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u9996\u5148\uff0c\u53d1\u5c04\u529f\u7387\u662f\u5f71\u54cdLoRa\u6a21\u5757\u517c\u5bb9\u6027\u7684\u4e00\u4e2a\u91cd\u8981\u56e0\u7d20\u3002\u4f8b\u5982\uff0cLoRa-CC68-915\u6a21\u5757\u7684\u8f93\u51fa\u529f\u7387\u4e3a160mW\uff0c\u800cF8L10D\u6a21\u5757\u7684\u53d1\u5c04\u529f\u7387\u67091W\u548c100mW\u4e24\u79cd\u9009\u62e9\u3002\u53e6\u5916\uff0c\u6709\u4e9b\u6a21\u5757\u5982E220-400T30S\u7684\u53d1\u5c04\u529f\u7387\u4e3a30dBm\uff0cE22-230T33S\u7684\u53d1\u5c04\u529f\u7387\u4e3a33dBm\u3002\u8fd9\u8868\u660e\u4e0d\u540c\u529f\u7387\u7684\u6a21\u5757\u53ef\u80fd\u9700\u8981\u652f\u6301\u76f8\u5e94\u529f\u7387\u8303\u56f4\u7684\u5929\u7ebf\u4ee5\u4fdd\u8bc1\u901a\u4fe1\u6548\u679c\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5176\u6b21\uff0c\u5de5\u4f5c\u9891\u6bb5\u4e5f\u662f\u51b3\u5b9a\u517c\u5bb9\u6027\u7684\u5173\u952e\u56e0\u7d20\u4e4b\u4e00\u3002\u4f8b\u5982\uff0cLLCC68\u82af\u7247\u652f\u6301433MHz\u3001868MHz\u548c915MHz\u4e09\u4e2a\u9891\u6bb5\uff0c\u800cE19\u7cfb\u5217\u6a21\u5757\u540c\u6837\u652f\u6301\u8fd9\u4e9b\u9891\u6bb5\u3002\u8fd9\u610f\u5473\u7740\u5728\u9009\u62e9\u5929\u7ebf\u65f6\uff0c\u9700\u8981\u786e\u4fdd\u5929\u7ebf\u80fd\u591f\u8986\u76d6\u6a21\u5757\u5de5\u4f5c\u7684\u9891\u6bb5\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u6700\u540e\uff0c\u63a5\u53e3\u7c7b\u578b\u4e5f\u4f1a\u5f71\u54cd\u517c\u5bb9\u6027\u3002\u4e00\u4e9b\u6a21\u5757\u5982LoRa-CC68-915\u91c7\u7528SPI\u63a5\u53e3\uff0c\u800cE19\u7cfb\u5217\u6a21\u5757\u4e5f\u652f\u6301SPI\u63a5\u53e3\u3002\u56e0\u6b64\uff0c\u5982\u679c\u5929\u7ebf\u8bbe\u8ba1\u7528\u4e8e\u7279\u5b9a\u7684LoRa\u6a21\u5757\uff0c\u9700\u8981\u8003\u8651\u662f\u5426\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684\u63a5\u53e3\u7c7b\u578b\u4ee5\u5b9e\u73b0\u517c\u5bb9\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u5929\u7ebf\u4e0e\u4e0d\u540c\u529f\u7387\u6a21\u5757\u7684\u517c\u5bb9\u6027\u53d6\u51b3\u4e8e\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\u53d1\u5c04\u529f\u7387\u3001\u5de5\u4f5c\u9891\u6bb5\u548c\u63a5\u53e3\u7c7b\u578b\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u6a21\u5757\u89c4\u683c\u6765\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\uff0c\u4ee5\u786e\u4fdd\u826f\u597d\u7684\u901a\u4fe1\u6548\u679c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u6839\u636eLoRa\u6a21\u5757\u7684\u9891\u7387\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf?<\/h2>\n\n\n\n<p>\u3000\u3000\u6839\u636eLoRa\u6a21\u5757\u7684\u9891\u7387\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3LoRa\u6a21\u5757\u901a\u5e38\u5de5\u4f5c\u5728\u7279\u5b9a\u7684\u9891\u7387\u8303\u56f4\u5185\uff0c\u5982433MHz\u3001868MHz\u3001915MHz\u7b49\u3002\u4e0d\u540c\u7684LoRa\u6a21\u5757\u53ef\u80fd\u652f\u6301\u4e0d\u540c\u7684\u9891\u7387\u8303\u56f4\uff0c\u4f8b\u5982Ra-01\/Ra-02\u6a21\u5757\u7684\u9891\u7387\u8303\u56f4\u4e3a410~525MHz\uff0c\u800cLoRa (433MHz) \u6a21\u5757\u5219\u4e13\u95e8\u8bbe\u8ba1\u7528\u4e8e433MHz\u9891\u6bb5\u3002\u56e0\u6b64\uff0c\u9009\u62e9\u5929\u7ebf\u65f6\u5fc5\u987b\u786e\u4fdd\u5929\u7ebf\u80fd\u591f\u8986\u76d6LoRa\u6a21\u5757\u7684\u5de5\u4f5c\u9891\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9664\u4e86\u9891\u7387\u5339\u914d\u5916\uff0c\u8fd8\u9700\u8981\u8003\u8651\u5929\u7ebf\u7684\u5176\u4ed6\u53c2\u6570\uff0c\u5982\u589e\u76ca\u3001\u963b\u6297\u3001\u9a7b\u6ce2\u6bd4\u548c\u6750\u8d28\u7b49\uff0c\u4ee5\u786e\u4fdd\u4e0eLoRa\u6a21\u5757\u7684\u517c\u5bb9\u6027\u548c\u901a\u4fe1\u6548\u7387\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e0d\u540c\u529f\u7387\u7ea7\u522b\u7684LoRa\u6a21\u5757\uff0c\u53ef\u4ee5\u9009\u62e9\u4e0d\u540c\u7c7b\u578b\u7684\u5929\u7ebf\uff0c\u5982100mW\u7684\u6a21\u5757\u9002\u5408\u4f7f\u7528\u5f39\u7c27\u7c7b\u578b\u7684\u5929\u7ebf\uff0c\u800c500mW\u4ee5\u4e0a\u7684\u6a21\u5757\u5219\u66f4\u9002\u5408\u4f7f\u7528\u68d2\u72b6\u5929\u7ebf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6b64\u5916\uff0cLoRa\u6280\u672f\u7684\u5e94\u7528\u573a\u666f\u4e5f\u4f1a\u5f71\u54cd\u5929\u7ebf\u7684\u9009\u62e9\u3002\u4f8b\u5982\uff0c433MHz\u7684LoRa\u6a21\u5757\u56e0\u5176\u8f83\u597d\u7684\u7a7f\u900f\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u3001\u8fdc\u7a0b\u76d1\u63a7\u548c\u667a\u80fd\u5bb6\u5c45\u7b49\u5e94\u7528\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9\u5929\u7ebf\u65f6\uff0c\u4e5f\u5e94\u8003\u8651\u5230\u5e94\u7528\u573a\u666f\u7684\u5177\u4f53\u9700\u6c42\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9009\u62e9\u5408\u9002\u7684LoRa\u5929\u7ebf\u9700\u8981\u7efc\u5408\u8003\u8651\u6a21\u5757\u7684\u5de5\u4f5c\u9891\u7387\u3001\u5929\u7ebf\u7684\u6280\u672f\u53c2\u6570\u4ee5\u53ca\u5e94\u7528\u573a\u666f\u7684\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 LoRa\u5929\u7ebf\u7684\u6700\u4f73\u5b89\u88c5\u9ad8\u5ea6\u662f\u591a\u5c11\uff0c\u4ee5\u53ca\u5982\u4f55\u8ba1\u7b97?<\/h2>\n\n\n\n<p>\u3000\u3000LoRa\u5929\u7ebf\u7684\u6700\u4f73\u5b89\u88c5\u9ad8\u5ea6\u5e76\u6ca1\u6709\u4e00\u4e2a\u56fa\u5b9a\u7684\u6570\u503c\uff0c\u4f46\u662f\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u73af\u5883\uff0c\u5efa\u8bae\u7684\u5b89\u88c5\u9ad8\u5ea6\u6709\u6240\u4e0d\u540c\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u5ba4\u5185\u7f51\u5173\uff0c\u5efa\u8bae\u5b89\u88c5\u57283\u7c73\u5de6\u53f3\u7684\u9ad8\u5ea6;\u800c\u5bf9\u4e8e\u7279\u5b9a\u7684\u8bbe\u5907\uff0c\u5982EAP-150XT(LoRa)\u65e0\u7ebf\u7ea2\u5916\u63a2\u6d4b\u62a5\u8b66\u5668\uff0c\u5efa\u8bae\u7684\u6700\u4f73\u5b89\u88c5\u9ad8\u5ea6\u4e3a2.2\u7c73\u3002\u8fd9\u8868\u660e\uff0c\u867d\u7136\u5177\u4f53\u6570\u503c\u53ef\u80fd\u56e0\u8bbe\u5907\u548c\u4f7f\u7528\u73af\u5883\u800c\u5f02\uff0c\u4f46\u666e\u904d\u539f\u5219\u662f\u5c3d\u53ef\u80fd\u63d0\u9ad8\u5929\u7ebf\u7684\u5b89\u88c5\u9ad8\u5ea6\uff0c\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u548c\u4f20\u8f93\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u8ba1\u7b97LoRa\u5929\u7ebf\u7684\u6700\u4f73\u5b89\u88c5\u9ad8\u5ea6\u65f6\uff0c\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u56e0\u7d20\uff1a\u9996\u5148\uff0c\u5929\u7ebf\u8ddd\u79bb\u5730\u9762\u8d8a\u9ad8\uff0c\u5176\u4fe1\u53f7\u4f20\u8f93\u8303\u56f4\u5c31\u8d8a\u8fdc\uff0c\u56e0\u6b64\u5e94\u5c3d\u91cf\u9009\u62e9\u8f83\u9ad8\u7684\u5b89\u88c5\u4f4d\u7f6e\u3002\u5176\u6b21\uff0c\u5929\u7ebf\u7684\u4f4d\u7f6e\u548c\u9ad8\u5ea6\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u5f71\u54cdLoRa\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5e94\u907f\u514d\u906e\u6321\u3001\u7535\u78c1\u5e72\u6270\u7b49\u56e0\u7d20\uff0c\u5e76\u5c3d\u53ef\u80fd\u63d0\u9ad8\u5929\u7ebf\u9ad8\u5ea6\u3002\u6b64\u5916\uff0c\u8fd8\u9700\u8981\u8003\u8651\u5468\u56f4\u73af\u5883\uff0c\u5982\u662f\u5426\u6709\u969c\u788d\u7269\u906e\u6321\uff0c\u4ee5\u53ca\u662f\u5426\u5b58\u5728\u7535\u78c1\u5e72\u6270\u6e90\u7b49\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5728LoRa\u7cfb\u7edf\u4e2d\uff0c\u5982\u4f55\u6709\u6548\u51cf\u5c11\u4fe1\u53f7\u5e72\u6270\u548c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u7cfb\u7edf\u4e2d\uff0c\u6709\u6548\u51cf\u5c11\u4fe1\u53f7\u5e72\u6270\u548c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<ul 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