{"id":100020,"date":"2024-12-23T10:05:54","date_gmt":"2024-12-23T02:05:54","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100020"},"modified":"2024-12-23T10:06:02","modified_gmt":"2024-12-23T02:06:02","slug":"ltxjlcsff","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100020.html","title":{"rendered":"LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u3000\u3000<strong>LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u65b9\u6cd5<\/strong>\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u57fa\u672c\u6d4b\u8bd5\u65b9\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u4f7f\u7528\u4fe1\u53f7\u5f3a\u5ea6\u6307\u793a\u5668(RSSI)\u8fdb\u884c\u8fd1\u8ddd\u79bb\u6d4b\u8bd5\uff0c\u4ee5\u8bc4\u4f30\u4fe1\u53f7\u5f3a\u5ea6\u548c\u901a\u4fe1\u8d28\u91cf\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u901a\u8fc7\u8bbe\u7f6e\u53d1\u5c04\u8282\u70b9\u548c\u63a5\u6536\u8282\u70b9\uff0c\u9010\u6e10\u589e\u52a0\u4e24\u8005\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u8bb0\u5f55\u6570\u636e\u4f20\u8f93\u7684\u6210\u529f\u7387\u548c\u4e22\u5305\u7387\uff0c\u4ece\u800c\u786e\u5b9a\u901a\u4fe1\u7684\u6700\u5927\u6709\u6548\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5728\u4e0d\u540c\u73af\u5883\u4e0b(\u5982\u57ce\u5e02\u3001\u519c\u6751\u3001\u68ee\u6797\u7b49)\u8fdb\u884c\u5b9e\u5730\u6d4b\u8bd5\uff0c\u8bc4\u4f30LoRa\u6a21\u5757\u5728\u590d\u6742\u73af\u5883\u4e2d\u7684\u8868\u73b0\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u5177\u4f53\u6d4b\u8bd5\u573a\u666f<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u5728\u7a7a\u65f7\u573a\u5730\u8fdb\u884c\u76f4\u7ebf\u8ddd\u79bb\u6d4b\u8bd5\uff0c\u901a\u8fc7\u589e\u52a0\u53d1\u5c04\u548c\u63a5\u6536\u8282\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u6d4b\u8bd5\u4fe1\u53f7\u4f20\u8f93\u7684\u6700\u5927\u6709\u6548\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5ba4\u5185\/\u5ba4\u5916\u79fb\u52a8\u6d4b\u8bd5\uff1a\u5728\u5b9e\u9645\u73af\u5883\u4e2d\u79fb\u52a8\u63a5\u6536\u8282\u70b9\uff0c\u6d4b\u8bd5\u4fe1\u53f7\u5728\u4e0d\u540c\u8ddd\u79bb\u548c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u4f20\u8f93\u7a33\u5b9a\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u73af\u5883\u6761\u4ef6\u5f71\u54cd\u5206\u6790\uff1a\u6839\u636e\u4e0d\u540c\u7684\u73af\u5883\u6761\u4ef6(\u5982\u57ce\u5e02\u3001\u90ca\u533a\u3001\u68ee\u6797)\uff0c\u8bc4\u4f30LoRa\u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u6d4b\u8bd5\u53c2\u6570\u4e0e\u8bbe\u5907\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u6d4b\u8bd5\u65f6\u9700\u914d\u7f6e\u4e32\u53e3\u6ce2\u7279\u7387\u3001\u5076\u6821\u9a8c\u7b49\u53c2\u6570\uff0c\u5e76\u4f7f\u7528\u7b26\u5408\u89c4\u683c\u7684\u5929\u7ebf\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u4f7f\u7528LoRa\u6a21\u5757\u7684AT\u6307\u4ee4\u914d\u7f6e\u7cfb\u7edf\u53c2\u6570\u3001LoRa\u53c2\u6570\u548c\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u6d4b\u8bd5\u4e2d\u53ef\u91c7\u7528\u4e0d\u540c\u7684\u6269\u9891\u56e0\u5b50(SF)\u3001\u7f16\u7801\u7387\u3001\u8f7d\u6ce2\u9891\u7387\u7b49\u53c2\u6570\uff0c\u4ee5\u4f18\u5316\u901a\u4fe1\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u6d4b\u8bd5\u7ed3\u679c\u4e0e\u5206\u6790<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a\uff0cLoRa\u901a\u4fe1\u8ddd\u79bb\u53d7\u591a\u79cd\u56e0\u7d20\u5f71\u54cd\uff0c\u5305\u62ec\u53d1\u5c04\u529f\u7387\u3001\u63a5\u6536\u7075\u654f\u5ea6\u3001\u5929\u7ebf\u8bbe\u8ba1\u3001\u73af\u5883\u969c\u788d\u7269\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5728\u67d0\u4e9b\u6d4b\u8bd5\u4e2d\uff0cLoRa\u6a21\u5757\u7684\u6700\u5927\u901a\u4fe1\u8ddd\u79bb\u53ef\u8fbe\u6570\u516c\u91cc\uff0c\u4f46\u5728\u8fdc\u8ddd\u79bb\u901a\u4fe1\u65f6\u53ef\u80fd\u4f1a\u51fa\u73b0\u4fe1\u53f7\u8870\u51cf\u6216\u4e22\u5305\u7387\u589e\u52a0\u7684\u60c5\u51b5\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5929\u7ebf\u7684\u89d2\u5ea6\u548c\u4f4d\u7f6e\u4e5f\u4f1a\u5f71\u54cd\u901a\u4fe1\u8ddd\u79bb\uff0c\u4f8b\u5982\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u9700\u8981\u8c03\u6574\u5929\u7ebf\u89d2\u5ea6\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u901a\u4fe1\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u4f18\u5316\u65b9\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u63d0\u9ad8\u53d1\u5c04\u529f\u7387\u3001\u4f18\u5316\u5929\u7ebf\u8bbe\u8ba1\u3001\u8c03\u6574\u7f51\u7edc\u53c2\u6570\u3001\u5408\u7406\u5e03\u7f6e\u7f51\u5173\u7b49\u65b9\u6cd5\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347\u901a\u4fe1\u8d28\u91cf\u548c\u8986\u76d6\u8303\u56f4\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u5728\u590d\u6742\u5de5\u4e1a\u73af\u5883\u4e2d\uff0c\u901a\u8fc7\u589e\u5927\u53d1\u5c04\u529f\u7387\u548c\u4f18\u5316\u5929\u7ebf\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u663e\u8457\u6539\u5584\u901a\u4fe1\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u9700\u8981\u7ed3\u5408\u5b9e\u9645\u5e94\u7528\u573a\u666f\u548c\u73af\u5883\u6761\u4ef6\uff0c\u901a\u8fc7\u79d1\u5b66\u5408\u7406\u7684\u6d4b\u8bd5\u65b9\u6cd5\u548c\u53c2\u6570\u914d\u7f6e\uff0c\u5168\u9762\u8bc4\u4f30LoRa\u6a21\u5757\u7684\u901a\u4fe1\u6027\u80fd\uff0c\u4ece\u800c\u4e3a\u7269\u8054\u7f51\u5e94\u7528\u63d0\u4f9b\u53ef\u9760\u7684\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 \u5728LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u4e2d\u5bf9\u4fe1\u53f7\u8870\u51cf\u5f71\u54cd\u6700\u5927\u7684\u8981\u7d20<\/h2>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u4e2d\uff0c\u4ee5\u4e0b\u5177\u4f53\u7684\u73af\u5883\u969c\u788d\u7269\u5bf9\u4fe1\u53f7\u8870\u51cf\u5f71\u54cd\u6700\u5927\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5efa\u7b51\u7269<\/strong>\uff1a\u5efa\u7b51\u7269\u662f\u4e3b\u8981\u7684\u76f4\u7ebf\u901a\u4fe1\u969c\u788d\u7269\uff0c\u4f1a\u663e\u8457\u906e\u6321\u4fe1\u53f7\uff0c\u5bfc\u81f4\u4fe1\u53f7\u8870\u51cf\u548c\u4f20\u8f93\u8d28\u91cf\u4e0b\u964d\u3002\u7279\u522b\u662f\u5728\u57ce\u5e02\u73af\u5883\u4e2d\uff0c\u9ad8\u697c\u5927\u53a6\u4f1a\u963b\u6321\u6216\u5438\u6536\u4fe1\u53f7\uff0c\u9650\u5236\u4f20\u8f93\u8ddd\u79bb\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6811\u6728<\/strong>\uff1a\u6811\u6728\u4e5f\u4f1a\u5bf9LoRa\u4fe1\u53f7\u4ea7\u751f\u906e\u6321\u4f5c\u7528\uff0c\u5c24\u5176\u662f\u5728\u68ee\u6797\u6216\u4e1b\u6797\u7b49\u590d\u6742\u5730\u5f62\u4e2d\uff0c\u4fe1\u53f7\u8870\u51cf\u66f4\u4e3a\u4e25\u91cd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u91d1\u5c5e\u7269\u4f53<\/strong>\uff1a\u5929\u7ebf\u9644\u8fd1\u6709\u91d1\u5c5e\u7269\u4f53\uff0c\u6216\u653e\u7f6e\u4e8e\u91d1\u5c5e\u58f3\u5185\uff0c\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u8870\u51cf\u975e\u5e38\u4e25\u91cd\u3002\u91d1\u5c5e\u7ed3\u6784\u5982\u7535\u7ebf\u6746\u3001\u91d1\u5c5e\u56f4\u680f\u7b49\u4e5f\u4f1a\u5bf9\u4fe1\u53f7\u4ea7\u751f\u5e72\u6270\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5730\u9762\u5438\u6536\u548c\u53cd\u5c04<\/strong>\uff1a\u5730\u9762\u5bf9\u65e0\u7ebf\u7535\u6ce2\u6709\u8f83\u5f3a\u7684\u5438\u6536\u548c\u53cd\u5c04\u4f5c\u7528\uff0c\u9760\u8fd1\u5730\u9762\u6d4b\u8bd5\u6548\u679c\u8f83\u5dee\u3002\u4f8b\u5982\uff0c\u6d77\u6c34\u5177\u6709\u6781\u5f3a\u7684\u5438\u6536\u65e0\u7ebf\u7535\u6ce2\u80fd\u529b\uff0c\u6545\u6d77\u8fb9\u6d4b\u8bd5\u6548\u679c\u5dee\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5899\u4f53\u6750\u6599<\/strong>\uff1a\u4e0d\u540c\u7684\u5899\u4f53\u6750\u6599\u4f1a\u5bf9LoRa\u4fe1\u53f7\u4ea7\u751f\u4e0d\u540c\u7684\u8870\u51cf\u3002\u4f8b\u5982\uff0c\u6df7\u51dd\u571f\u3001\u77f3\u5934\u3001\u7816\u5934\u7b49\u6750\u6599\u4f1a\u5bf9\u4fe1\u53f7\u4ea7\u751f\u8f83\u5927\u7684\u8870\u51cf\uff0c\u800c\u6728\u5934\u3001\u73bb\u7483\u7b49\u6750\u6599\u5bf9\u4fe1\u53f7\u7684\u8870\u51cf\u5219\u76f8\u5bf9\u8f83\u5c0f\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6076\u52a3\u6c14\u8c61\u6761\u4ef6<\/strong>\uff1a\u5728\u5927\u96fe\u3001\u96e8\u5929\u3001\u96f7\u66b4\u7b49\u6076\u52a3\u6c14\u8c61\u6761\u4ef6\u4e0b\uff0c\u4fe1\u53f7\u4f20\u8f93\u53ef\u80fd\u4f1a\u53d7\u5230\u5e72\u6270\u548c\u8870\u51cf\uff0c\u7279\u522b\u662f\u5728\u70ed\u5e26\u5730\u533a\uff0c\u592a\u9633\u8f90\u5c04\u3001\u6e7f\u5ea6\u3001\u6e29\u5ea6\u548c\u964d\u96e8\u7b49\u53c2\u6570\u4e5f\u4f1a\u5bf9\u957f\u8ddd\u79bbLoRa\u901a\u4fe1\u4ea7\u751f\u5f71\u54cd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u6269\u9891\u56e0\u5b50(SF)\u548c\u7f16\u7801\u7387\u4f18\u5316LoRa\u901a\u4fe1\u6027\u80fd?<\/h2>\n\n\n\n<p>\u3000\u3000\u6839\u636e\u4e0d\u540c\u7684\u6269\u9891\u56e0\u5b50(SF)\u548c\u7f16\u7801\u7387(CR)\uff0c\u4f18\u5316LoRa\u901a\u4fe1\u6027\u80fd\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u6570\u636e\u4f20\u8f93\u901f\u7387\u3001\u6297\u5e72\u6270\u80fd\u529b\u3001\u901a\u4fe1\u8ddd\u79bb\u548c\u7cfb\u7edf\u7075\u654f\u5ea6\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u5206\u6790\u548c\u5efa\u8bae\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u6269\u9891\u56e0\u5b50\uff08SF\uff09<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e0eSF\u7684\u5173\u7cfb<\/strong>\uff1a\u6269\u9891\u56e0\u5b50\u8868\u793a\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u53d1\u9001\u7684\u7b26\u53f7\u6570\u91cf\u3002SF\u8d8a\u5927\uff0c\u6bcf\u4e2a\u4fe1\u606f\u4f4d\u6240\u9700\u7684\u7b26\u53f7\u6570\u91cf\u8d8a\u591a\uff0c\u56e0\u6b64\u7b26\u53f7\u901f\u7387(Rs)\u4f1a\u964d\u4f4e\u3002\u4f8b\u5982\uff0c\u5f53SF\u4e3a7\u65f6\uff0c\u6570\u636e\u901f\u7387\u4e3a5.5 kbps;\u800c\u5f53SF\u4e3a12\u65f6\uff0c\u6570\u636e\u901f\u7387\u4e3a32.768 kbps\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4f20\u8f93\u8ddd\u79bb\u4e0eSF\u7684\u5173\u7cfb<\/strong>\uff1a\u8f83\u5927\u7684SF\u503c\u53ef\u4ee5\u63d0\u9ad8\u4fe1\u53f7\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u4f20\u64ad\u8ddd\u79bb\u3002\u8fd9\u662f\u56e0\u4e3a\u6269\u9891\u56e0\u5b50\u7684\u589e\u52a0\u4f7f\u5f97\u4fe1\u53f7\u5728\u540c\u4e00\u5e26\u5bbd\u4e0b\u7684\u6269\u5c55\u6bd4\u4f8b\u589e\u52a0\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4fe1\u53f7\u7684\u8986\u76d6\u8303\u56f4\u548c\u63a5\u6536\u7075\u654f\u5ea6\u3002\u4f8b\u5982\uff0cSF12\u6bd4SF7\u5177\u6709\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u66f4\u597d\u7684\u4fe1\u53f7\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9\u5408\u9002\u7684SF\u503c<\/strong>\uff1a\u5728\u9700\u8981\u957f\u8ddd\u79bb\u901a\u4fe1\u4e14\u5bf9\u6570\u636e\u901f\u7387\u8981\u6c42\u4e0d\u9ad8\u7684\u60c5\u51b5\u4e0b\uff0c\u5e94\u9009\u62e9\u8f83\u9ad8\u7684SF\u503c(\u5982SF 10\u621612)\u3002\u5982\u679c\u5bf9\u6570\u636e\u901f\u7387\u8981\u6c42\u8f83\u9ad8\uff0c\u5219\u9009\u62e9\u8f83\u4f4e\u7684SF\u503c(\u5982SF 7\u62168)\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u7f16\u7801\u7387\uff08CR\uff09<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u6570\u636e\u4f20\u8f93\u7684\u5197\u4f59\u5ea6\u548c\u7ea0\u9519\u80fd\u529b<\/strong>\uff1a\u7f16\u7801\u7387\u8868\u793a\u524d\u5411\u7ea0\u9519\u7801\u7684\u6bd4\u4f8b\uff0c\u7528\u4e8e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u589e\u52a0\u5197\u4f59\u4ee5\u62b5\u6297\u9519\u8bef\u3002\u589e\u52a0CR\u53ef\u4ee5\u63d0\u9ad8\u4f20\u8f93\u7684\u53ef\u9760\u6027\uff0c\u4f46\u4f1a\u964d\u4f4e\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u9009\u62e9\u5408\u9002\u7684CR\u503c<\/strong>\uff1a\u5728\u5e72\u6270\u8f83\u591a\u7684\u73af\u5883\u4e2d\uff0c\u9009\u62e9\u8f83\u9ad8\u7684\u7f16\u7801\u7387(\u5982CR 4\/5)\u4ee5\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002\u6839\u636e\u4fe1\u9053\u6761\u4ef6\u548c\u6570\u636e\u4f20\u8f93\u9700\u6c42\u8c03\u6574\u7f16\u7801\u7387\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u5e26\u5bbd\uff08BW\uff09<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u5f71\u54cd\u901a\u4fe1\u94fe\u8def\u7684\u566a\u58f0\u5bb9\u9650<\/strong>\uff1a\u8f83\u7a84\u7684\u5e26\u5bbd\u53ef\u4ee5\u51cf\u5c11\u566a\u58f0\uff0c\u63d0\u4f9b\u66f4\u9ad8\u7684\u63a5\u6536\u7075\u654f\u5ea6\u3002\u589e\u52a0BW\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4f46\u4f1a\u727a\u7272\u63a5\u6536\u7075\u654f\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u7efc\u5408\u8003\u8651\u7535\u6c60\u5bff\u547d\u548c\u8ddd\u79bb<\/strong>\uff1a\u5728\u8bbe\u8ba1LoRa\u7cfb\u7edf\u65f6\uff0c\u9700\u8981\u5728\u7535\u6c60\u5bff\u547d\u548c\u901a\u4fe1\u8ddd\u79bb\u4e4b\u95f4\u505a\u51fa\u6743\u8861\u3002\u8f83\u9ad8\u7684SF\u503c\u548c\u8f83\u4f4e\u7684BW\u53ef\u4ee5\u5ef6\u957f\u7535\u6c60\u5bff\u547d\uff0c\u4f46\u4f1a\u51cf\u5c11\u901a\u4fe1\u8ddd\u79bb;\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5e73\u8861\u7b56\u7565<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u5e73\u8861SF\u3001BW\u548cCR<\/strong>\uff1a\u4e3a\u4e86\u4f18\u5316LoRa\u7684\u6297\u5e72\u6270\u6027\u80fd\uff0c\u9700\u8981\u5e73\u8861\u8fd9\u4e9b\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u5728\u9700\u8981\u957f\u8ddd\u79bb\u901a\u4fe1\u4e14\u5bf9\u6570\u636e\u901f\u7387\u8981\u6c42\u4e0d\u9ad8\u7684\u60c5\u51b5\u4e0b\uff0c\u5e94\u9009\u62e9\u8f83\u9ad8\u7684SF\u503c\u548c\u8f83\u4f4e\u7684BW\uff0c\u5e76\u9009\u62e9\u9002\u5f53\u7684CR\u503c\u4ee5\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5177\u4f53\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u6839\u636e\u5177\u4f53\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u8bbe\u5b9a\u8fd9\u4e9b\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u82e5\u76ee\u6807\u662f\u63d0\u5347\u7f51\u7edc\u7684\u8986\u76d6\u8303\u56f4\uff0c\u5219\u5e94\u9009\u62e9\u8f83\u9ad8\u7684SF\u503c;\u5982\u679c\u5e94\u7528\u573a\u666f\u5bf9\u6570\u636e\u901f\u7387\u8981\u6c42\u8f83\u9ad8\uff0c\u5219\u5e94\u9009\u62e9\u8f83\u4f4e\u7684SF\u503c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u5728LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u4e2d\uff0c\u5982\u4f55\u51c6\u786e\u914d\u7f6e\u4e32\u53e3\u6ce2\u7279\u7387\u548c\u5076\u6821\u9a8c\u7b49\u53c2\u6570\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728LoRa\u901a\u4fe1\u8ddd\u79bb\u6d4b\u8bd5\u4e2d\uff0c\u51c6\u786e\u914d\u7f6e\u4e32\u53e3\u6ce2\u7279\u7387\u548c\u5076\u6821\u9a8c\u7b49\u53c2\u6570\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u4e32\u53e3\u6ce2\u7279\u7387\u7684\u8bbe\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6ce2\u7279\u7387\u662f\u8861\u91cf\u6570\u636e\u4f20\u8f93\u901f\u7387\u7684\u6307\u6807\uff0c\u8868\u793a\u6bcf\u79d2\u4f20\u8f93\u7684\u7801\u5143\u7b26\u53f7\u6570\u91cf\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a240b\/s\uff0c\u6bcf\u4e2a\u5b57\u7b26\u5305\u542b10\u4f4d\uff0c\u5219\u6ce2\u7279\u7387\u4e3a240 baud\uff0c\u6bd4\u7279\u7387\u4e3a2400 bps\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u4e32\u53e3\u6ce2\u7279\u7387\u4e3a9600bps\uff0c\u4f46\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8c03\u6574\u3002\u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u53ef\u4ee5\u5c06\u6ce2\u7279\u7387\u8bbe\u7f6e\u4e3a115200bps\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u914d\u7f6e\u6ce2\u7279\u7387\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7PC\u8f6f\u4ef6\u6216\u4e32\u53e3\u547d\u4ee4\u8fdb\u884c\u8bbe\u7f6e\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8eLoRa610Pro\u65e0\u7ebf\u6570\u4f20\u6a21\u5757\uff0c\u4fee\u6539\u4e32\u53e3\u6ce2\u7279\u7387\u7684\u547d\u4ee4\u4e3a03.\u53c2\u6570\u8bbe\u7f6e\u547d\u4ee4\u9700\u5305\u542b14\u5b57\u8282\uff0c\u987a\u5e8f\u4e3a\u6536\u53d1\u4fe1\u9053\u3001\u5de5\u4f5c\u9891\u6bb5\u3001\u7a7a\u4e2d\u901a\u4fe1\u901f\u7387\u3001\u53d1\u5c04\u529f\u7387\u3001\u4e32\u53e3\u6ce2\u7279\u7387\u7b49\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5076\u6821\u9a8c\u7684\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5076\u6821\u9a8c\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u6821\u9a8c\u65b9\u5f0f\uff0c\u7528\u4e8e\u68c0\u6d4b\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u9519\u8bef\u3002\u5f53\u6821\u9a8c\u65b9\u5f0f\u4e3a\u5076\u6821\u9a8c\u65f6\uff0c\u6570\u636e\u4f4d\u7684\u503c\u8981\u52a01.\u4f8b\u5982\uff0c\u5982\u679c\u4f7f\u75288\u4f4d\u6570\u636e\u4f4d\uff0c\u5219bit0-bit3\u7684\u503c\u4e3a9.bit6-bit7\u7684\u503c\u4e3a2.<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u914d\u7f6e\u5076\u6821\u9a8c\u65f6\uff0c\u9700\u8981\u786e\u4fdd\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u7684\u6821\u9a8c\u65b9\u5f0f\u4e00\u81f4\u3002\u5982\u679c\u53d1\u9001\u7aef\u914d\u7f6e\u4e3a\u5076\u6821\u9a8c\uff0c\u5219\u63a5\u6536\u7aef\u4e5f\u5fc5\u987b\u914d\u7f6e\u4e3a\u5076\u6821\u9a8c\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u9519\u8bef\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u5176\u4ed6\u76f8\u5173\u53c2\u6570\u7684\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u6570\u636e\u4f4d\u548c\u505c\u6b62\u4f4d\u7684\u914d\u7f6e\u4e5f\u4f1a\u5f71\u54cd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u3002\u4f8b\u5982\uff0c\u901a\u5e38\u914d\u7f6e\u4e3a8\u6570\u636e\u4f4d\u30011\u505c\u6b62\u4f4d\u3001\u65e0\u5947\u5076\u6821\u9a8c\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e24\u4e2a\u6a21\u5757\u7684\u4e32\u53e3\u6ce2\u7279\u7387\u53ef\u4ee5\u4e0d\u540c\uff0c\u4f46\u4e00\u822c\u5efa\u8bae\u901a\u4fe1\u53cc\u65b9\u6ce2\u7279\u7387\u76f8\u540c\uff0c\u4ee5\u907f\u514d\u6570\u636e\u963b\u585e\u6216\u4e22\u5931\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6a21\u5757\u7684\u5177\u4f53\u914d\u7f6e\u65b9\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u4e0d\u540c\u7684LoRa\u6a21\u5757\u53ef\u80fd\u6709\u4e0d\u540c\u7684\u914d\u7f6e\u65b9\u6cd5\u3002\u4f8b\u5982\uff0cATK-LORA-01\u6a21\u5757\u652f\u6301\u901a\u8fc7AT\u6307\u4ee4\u5728\u7ebf\u8c03\u6574\u5404\u79cd\u53c2\u6570\uff0c\u5305\u62ec\u4e32\u53e3\u901f\u7387\u3001\u53d1\u5c04\u529f\u7387\u3001\u7a7a\u4e2d\u901f\u7387\u548c\u5de5\u4f5c\u6a21\u5f0f\u3002<\/p>\n\n\n\n<p>\u3000\u3000E52-900NW22S\u6a21\u5757\u652f\u6301\u9ad8\u8fbe460800bps\u7684\u6ce2\u7279\u7387\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7AT\u6307\u4ee4\u8fdb\u884c\u914d\u7f6e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 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dBi\u63d0\u9ad8\u52309 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