{"id":100280,"date":"2025-01-08T14:23:50","date_gmt":"2025-01-08T06:23:50","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=100280"},"modified":"2025-01-08T14:23:58","modified_gmt":"2025-01-08T06:23:58","slug":"lcyxpynx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/100280.html","title":{"rendered":"LoRa\u5e38\u7528\u82af\u7247\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"\n<p>\u3000\u3000<strong><a href=\"https:\/\/www.techphant.cn\/blog\/7710.html\" data-type=\"post\" data-id=\"7710\">LoRa<\/a><\/strong>\u5e38\u7528\u82af\u7247\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>Semtech\u7cfb\u5217\u82af\u7247<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000SX1276\uff1a\u8fd9\u662fSemtech\u63a8\u51fa\u7684\u7ecf\u5178LoRa\u82af\u7247\uff0c\u5177\u6709\u826f\u597d\u7684\u63a5\u6536\u7075\u654f\u5ea6\u548c\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f\uff0c\u4f46\u5176\u4f20\u8f93\u8ddd\u79bb\u548c\u6297\u5e72\u6270\u80fd\u529b\u76f8\u5bf9\u8f83\u5f31\u3002<\/li>\n\n\n\n<li>\u3000\u3000SX1278\uff1a\u4e0eSX1276\u7c7b\u4f3c\uff0c\u4f46\u6027\u80fd\u6709\u6240\u63d0\u5347\uff0c\u662f\u76ee\u524d\u5e02\u573a\u4e0a\u8f83\u4e3a\u5e38\u7528\u7684LoRa\u82af\u7247\u4e4b\u4e00\u3002<\/li>\n\n\n\n<li>\u3000\u3000SX1272\uff1a\u4e3b\u8981\u7528\u4e8e\u8282\u70b9\u8bbe\u5907\uff0c\u529f\u8017\u8f83\u9ad8\uff0c\u9002\u7528\u4e8e\u4e00\u4e9b\u5bf9\u529f\u8017\u8981\u6c42\u4e0d\u9ad8\u7684\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000SX1230\uff1a\u4f5c\u4e3a\u7f51\u5173\u82af\u7247\uff0c\u5e38\u7528\u4e8eLoRaWAN\u7f51\u7edc\u4e2d\uff0c\u662f\u65e9\u671f\u7684\u4e3b\u6d41\u9009\u62e9\u4e4b\u4e00\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u56fd\u4ea7\u82af\u7247<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000ASR6601\uff1a\u8fd9\u662f\u56fd\u5185\u9996\u6b3e\u652f\u6301LPWAN\u7684LoRa\u65e0\u7ebf\u901a\u4fe1SoC\u82af\u7247\uff0c\u96c6\u6210\u4e86\u901a\u7528\u5fae\u63a7\u5236\u5668\u548c\u5c04\u9891\u5355\u5143\uff0c\u5177\u6709\u4f4e\u529f\u8017\u548c\u9ad8\u6027\u80fd\u7684\u7279\u70b9\u3002<\/li>\n\n\n\n<li>\u3000\u3000ASR6501\/6502\/6505\uff1a\u8fd9\u4e9b\u82af\u7247\u7531\u7ff1\u6377\u79d1\u6280\u63a8\u51fa\uff0c\u96c6\u6210\u4e86LoRa\u8c03\u5236\u89e3\u8c03\u5668\u548cMCU\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u7269\u8054\u7f51\u5e94\u7528\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u3000RF5401\uff1a\u534e\u51cc\u5fae\u7535\u5b50\u63a8\u51fa\u7684\u56fd\u4ea7LoRa SoC\u82af\u7247\uff0c\u652f\u6301SPI\u63a5\u53e3\uff0c\u9002\u7528\u4e8e\u667a\u6167\u5efa\u7b51\u3001\u667a\u6167\u6c34\u52a1\u7b49\u9886\u57df\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<strong>\u5176\u4ed6\u54c1\u724c\u82af\u7247<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000Microchip RN2483\/RN2903\uff1a\u8fd9\u4e9b\u82af\u7247\u652f\u6301868MHz\u548c915MHz\u9891\u6bb5\uff0c\u4f53\u79ef\u5c0f\u5de7\uff0c\u9002\u5408\u7269\u8054\u7f51\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000STMicroelectronics SPSGR-868\uff1a\u652f\u6301868MHz\u9891\u6bb5\uff0c\u96c6\u6210\u4e86LoRa\u8c03\u5236\u89e3\u8c03\u5668\u548c\u5c04\u9891\u524d\u7aef\u3002<\/li>\n\n\n\n<li>\u3000\u3000HopeRF RFM95\/RFM96\/RFM97\/RFM98\uff1a\u8fd9\u4e9b\u82af\u7247\u652f\u6301433MHz\u548c868MHz\u9891\u6bb5\uff0c\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u901a\u4fe1\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000LoRa\u82af\u7247\u79cd\u7c7b\u7e41\u591a\uff0c\u4e0d\u540c\u5382\u5546\u63d0\u4f9b\u7684\u82af\u7247\u5404\u6709\u7279\u70b9\u3002\u5728\u9009\u62e9\u65f6\uff0c\u5e94\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u3001\u529f\u8017\u8981\u6c42\u3001\u6210\u672c\u9884\u7b97\u7b49\u56e0\u7d20\u8fdb\u884c\u7efc\u5408\u8bc4\u4f30\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 LoRa\u82af\u7247SX1276\u3001SX1278\u3001SX1272\u548cSX1230\u7684\u5177\u4f53\u6280\u672f\u53c2\u6570\u548c\u6027\u80fd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>1. SX1276<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000SX1276 \u662f Semtech \u65d7\u4e0b\u7684\u4e00\u6b3e\u9ad8\u6027\u80fd LoRa\u82af\u7247\uff0c\u652f\u6301\u4ece137 MHz\u52301020 MHz\u7684\u5bbd\u9891\u7387\u8303\u56f4(\u8986\u76d6\u4e3b\u8981\u7684Sub-GHz\u9891\u6bb5\uff0c\u5982433 MHz\u3001868 MHz\u3001915 MHz\u7b49)\uff0c\u5177\u5907\u6781\u9ad8\u7684\u7075\u654f\u5ea6(\u53ef\u8fbe-148 dBm)\uff0c\u5e76\u652f\u6301LoRa\u3001FSK\u3001GFSK\u7b49\u591a\u79cd\u8c03\u5236\u65b9\u5f0f\u3002\u5b83\u7684\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e3a+20 dBm\uff0c\u652f\u6301\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u975e\u5e38\u9002\u5408\u8fdc\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7269\u8054\u7f51\u5e94\u7528\u3002SX1276 \u7684\u591a\u9891\u6bb5\u652f\u6301\u4f7f\u5176\u5728\u5168\u7403\u8303\u56f4\u7684LoRa\u90e8\u7f72\u4e2d\u975e\u5e38\u5e7f\u6cdb\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>2. SX1278<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000SX1278 \u662f\u4e13\u4e3a433 MHz\u9891\u6bb5\u4f18\u5316\u7684LoRa\u82af\u7247\uff0c\u5de5\u4f5c\u9891\u7387\u8303\u56f4\u4e3a137 MHz\u5230525 MHz\uff0c\u7279\u522b\u9002\u5408\u5728\u4e9a\u6d32\u548c\u4e2d\u56fd\u5e02\u573a\u7684433 MHz\u9891\u6bb5\u4f7f\u7528\u3002\u5b83\u4e0eSX1276\u7c7b\u4f3c\uff0c\u7075\u654f\u5ea6\u4e5f\u53ef\u8fbe-148 dBm\uff0c\u652f\u6301LoRa\u3001FSK\u548cGFSK\u8c03\u5236\uff0c\u8f93\u51fa\u529f\u7387\u4e3a+20 dBm\u3002\u7531\u4e8e\u4e13\u6ce8\u4e8e\u8f83\u4f4e\u9891\u6bb5(\u5982433 MHz)\uff0cSX1278\u66f4\u9002\u5408\u8986\u76d6\u8303\u56f4\u66f4\u8fdc\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u519c\u4e1a\u76d1\u63a7\u548c\u5c71\u5730\u7269\u8054\u7f51\u7f51\u7edc\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>3. SX1272<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000SX1272 \u662f\u4e00\u6b3e\u4e3b\u8981\u4e3a868 MHz\u548c915 MHz\u9891\u6bb5\u8bbe\u8ba1\u7684LoRa\u82af\u7247\uff0c\u5177\u5907\u4e0eSX1276\u7c7b\u4f3c\u7684\u9ad8\u7075\u654f\u5ea6(-137 dBm\u5230-148 dBm)\u548c\u4f4e\u529f\u8017\u7279\u6027\uff0c\u4f46\u5176\u6027\u80fd\u53c2\u6570\u7565\u4f4e\u4e8eSX1276.\u4f8b\u5982\uff0c\u5b83\u7684\u8f93\u51fa\u529f\u7387\u4e3a+14 dBm(\u53ef\u6269\u5c55\u81f3+20 dBm)\uff0c\u8c03\u5236\u65b9\u5f0f\u652f\u6301LoRa\u3001FSK\u548cOOK\u3002SX1272 \u662fLoRa\u6280\u672f\u7684\u65e9\u671f\u4ee3\u8868\u4ea7\u54c1\uff0c\u9002\u7528\u4e8e\u4e2d\u4f4e\u590d\u6742\u5ea6\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u5bf9\u6210\u672c\u654f\u611f\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>4. SX1230<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000SX1230 \u662f\u4e00\u6b3e\u4f4e\u6210\u672c\u3001\u4f4e\u590d\u6742\u5ea6\u7684FSK\/OOK\u5c04\u9891\u82af\u7247\uff0c\u4e0d\u652f\u6301LoRa\u8c03\u5236\u3002\u5b83\u7684\u8bbe\u8ba1\u76ee\u6807\u662f\u9ad8\u6548\u4f4e\u529f\u8017\uff0c\u652f\u6301300 MHz\u5230930 MHz\u7684\u9891\u7387\u8303\u56f4\uff0c\u7075\u654f\u5ea6\u53ef\u8fbe-120 dBm\uff0c\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e3a+13 dBm\uff0c\u9002\u5408\u77ed\u8ddd\u79bb\u901a\u4fe1\u548c\u5bf9\u5e26\u5bbd\u8981\u6c42\u8f83\u4f4e\u7684\u5e94\u7528\u573a\u666f\uff0c\u5982\u5de5\u4e1a\u9065\u63a7\u3001\u5bb6\u5ead\u81ea\u52a8\u5316\u548c\u65e0\u7ebf\u62a5\u8b66\u5668\u3002\u76f8\u6bd4\u4e8eSX127x\u7cfb\u5217\uff0cSX1230 \u529f\u80fd\u66f4\u57fa\u7840\uff0c\u4ef7\u683c\u4e5f\u66f4\u5177\u7ade\u4e89\u529b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u56fd\u4ea7LoRa\u82af\u7247ASR6601\u3001ASR6501\/6502\/6505\u548cRF5401\u7684\u6280\u672f\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>1. ASR6601<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000ASR6601 \u662f\u7531\u4e2d\u79d1\u5fae\u7535\u5b50(ASR Micro)\u63a8\u51fa\u7684\u4e00\u6b3e\u56fd\u4ea7LoRa\u82af\u7247\uff0c\u96c6\u6210\u4e86LoRa\u5c04\u9891\u6a21\u5757\u548c\u9ad8\u6027\u80fd\u7684ARM Cortex-M4\u5904\u7406\u5668\uff0c\u652f\u6301\u5168\u7403\u4e3b\u6d41LoRa\u9891\u6bb5(470 MHz\u3001868 MHz\u3001915 MHz\u7b49)\u3002\u5176\u5c04\u9891\u7075\u654f\u5ea6\u53ef\u8fbe-148 dBm\uff0c\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e3a+22 dBm\uff0c\u5177\u6709\u8d85\u4f4e\u529f\u8017\u7279\u70b9\uff0c\u975e\u5e38\u9002\u5408\u9700\u8981\u8fdc\u8ddd\u79bb\u901a\u4fe1\u548c\u4f4e\u529f\u8017\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u667a\u80fd\u8868\u8ba1(\u5982\u6c34\u8868\u3001\u7535\u8868)\u3001\u73af\u5883\u76d1\u6d4b\u3001\u667a\u6167\u519c\u4e1a\u7b49\u573a\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>2. ASR6501\/6502\/6505<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000ASR6501\/6502\/6505 \u662f\u56fd\u4ea7\u96c6\u6210\u5ea6\u6781\u9ad8\u7684LoRa SoC\u82af\u7247\u7cfb\u5217\uff0c\u5c06LoRa\u65e0\u7ebf\u901a\u4fe1\u6a21\u5757\u4e0eCortex-M0\u5904\u7406\u5668\u6574\u5408\u5728\u5355\u4e00\u82af\u7247\u5185\uff0c\u652f\u6301\u5168\u7403\u6807\u51c6LoRa\u9891\u6bb5\u3002\u8fd9\u4e9b\u82af\u7247\u652f\u6301\u8d85\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u7075\u654f\u5ea6\u53ef\u8fbe-148 dBm\uff0c\u8f93\u51fa\u529f\u7387\u4e3a+22 dBm\u3002\u5176\u4e2d\uff0cASR6501\u5185\u7f6e\u4e86\u8f83\u5927\u7684Flash\u548cRAM\uff0c\u9002\u5408\u5f00\u53d1\u590d\u6742\u5e94\u7528;ASR6502\u4f18\u5316\u4e86\u6210\u672c\uff0c\u66f4\u9002\u5408\u5bf9\u5b58\u50a8\u8981\u6c42\u8f83\u4f4e\u7684\u8bbe\u5907;ASR6505\u8fdb\u4e00\u6b65\u7b80\u5316\u529f\u80fd\uff0c\u4e13\u6ce8\u4e8e\u8d85\u4f4e\u6210\u672c\u5e94\u7528\u3002\u9002\u7528\u573a\u666f\u5305\u62ec\u667a\u80fd\u57ce\u5e02\u3001\u519c\u4e1a\u7269\u8054\u7f51\u3001\u667a\u6167\u7167\u660e\u3001\u8d44\u4ea7\u8ddf\u8e2a\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000<strong>3. RF5401<\/strong><\/h3>\n\n\n\n<p>\u3000\u3000RF5401 \u662f\u65e0\u9521\u4e2d\u79d1\u7269\u8054\u63a8\u51fa\u7684\u4e00\u6b3e\u56fd\u4ea7LoRa\u82af\u7247\uff0c\u652f\u6301470 MHz~510 MHz(\u4e3b\u8981\u9488\u5bf9\u4e2d\u56fd470 MHz\u9891\u6bb5\u5e94\u7528)\uff0c\u5c04\u9891\u7075\u654f\u5ea6\u9ad8\u8fbe-148 dBm\uff0c\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e3a+20 dBm\u3002\u8be5\u82af\u7247\u7279\u522b\u5f3a\u8c03\u4f4e\u6210\u672c\u548c\u9ad8\u6027\u4ef7\u6bd4\uff0c\u540c\u65f6\u5177\u5907\u9ad8\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u5408\u7528\u4e8e\u4e2d\u77ed\u8ddd\u79bb\u7684\u7269\u8054\u7f51\u5e94\u7528\u573a\u666f\uff0c\u5982\u5de5\u4e1a\u76d1\u63a7\u3001\u667a\u80fd\u8def\u706f\u3001\u697c\u5b87\u81ea\u52a8\u5316\u548c\u73af\u5883\u76d1\u6d4b\u3002\u76f8\u6bd4\u5176\u4ed6\u56fd\u4ea7LoRa\u82af\u7247\uff0cRF5401\u4ee5\u7ecf\u6d4e\u9ad8\u6548\u7684\u7279\u70b9\u53d7\u5230\u56fd\u5185\u5e02\u573a\u6b22\u8fce\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 Microchip RN2483\/RN2903\u82af\u7247\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6027\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000Microchip RN2483\u548cRN2903\u82af\u7247\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u5c40\u9650\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001. 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class=\"wp-block-heading\">\u3000\u30002. \u5c40\u9650\u6027<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u65e9\u671f\u7248\u672c\u7684bug<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u65e9\u671f\u7248\u672c\u7684RN2483\u548cRN2903\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\uff0c\u5982\u6e29\u5ea6\u7a33\u5b9a\u6027\u95ee\u9898\u548cLoRaWAN\u5806\u6808\u7a33\u5b9a\u6027\u95ee\u9898\u3002\u867d\u7136\u8fd9\u4e9b\u95ee\u9898\u5728\u65b0\u7248\u672c\u4e2d\u5f97\u5230\u4e86\u89e3\u51b3\uff0c\u4f46\u65e9\u671f\u7248\u672c\u7684\u7528\u6237\u53ef\u80fd\u9700\u8981\u989d\u5916\u7684\u65f6\u95f4\u548c\u8d44\u6e90\u6765\u514b\u670d\u8fd9\u4e9b\u6311\u6218\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6210\u672c\u95ee\u9898<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5c3d\u7ba1\u8fd9\u4e9b\u82af\u7247\u5728\u529f\u80fd\u4e0a\u975e\u5e38\u5f3a\u5927\uff0c\u4f46\u5b83\u4eec\u7684\u4ef7\u683c\u53ef\u80fd\u4f1a\u6bd4\u4e00\u4e9b\u5176\u4ed6\u7c7b\u578b\u7684\u65e0\u7ebf\u6a21\u5757\u66f4\u9ad8\u3002\u8fd9\u53ef\u80fd\u4f1a\u589e\u52a0\u6700\u7ec8\u4ea7\u54c1\u7684\u6210\u672c\uff0c\u7279\u522b\u662f\u5728\u5927\u89c4\u6a21\u751f\u4ea7\u65f6\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>\u6280\u672f\u590d\u6742\u6027<\/strong>\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u867d\u7136RN2483\u548cRN2903\u7684\u8bbe\u8ba1\u65e8\u5728\u7b80\u5316\u5f00\u53d1\u8fc7\u7a0b\uff0c\u4f46\u5b83\u4eec\u4ecd\u7136\u9700\u8981\u4e00\u5b9a\u7684\u6280\u672f\u77e5\u8bc6\u6765\u6b63\u786e\u914d\u7f6e\u548c\u4f7f\u7528\u3002\u4f8b\u5982\uff0cLoRaWAN\u534f\u8bae\u6808\u7684\u914d\u7f6e\u548c\u7ba1\u7406\u53ef\u80fd\u5bf9\u4e00\u4e9b\u5f00\u53d1\u8005\u6765\u8bf4\u8f83\u4e3a\u590d\u6742\u3002<\/p>\n\n\n\n<p>\u3000\u3000Microchip 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