{"id":97993,"date":"2024-09-23T15:42:36","date_gmt":"2024-09-23T07:42:36","guid":{"rendered":"\/\/www.viralrail.com\/?p=97993"},"modified":"2024-09-23T15:42:47","modified_gmt":"2024-09-23T07:42:47","slug":"smkjs-2","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/97993.html","title":{"rendered":"SX1276\u6a21\u5757\u4ecb\u7ecd"},"content":{"rendered":"\n

\u3000\u3000SX1276<\/strong> \u662f Semtech \u516c\u53f8\u751f\u4ea7\u7684\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u4f4e\u529f\u8017\u7684 LoRa \u6536\u53d1\u82af\u7247\uff0c\u4e3b\u8981\u7528\u4e8e\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u7684\u65e0\u7ebf\u901a\u4fe1\u5e94\u7528\u3002\u4ee5\u4e0b\u662f SX1276 \u6a21\u5757\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5305\u62ec\u5176\u4e3b\u8981\u7279\u6027\u3001\u5e94\u7528\u573a\u666f\u548c\u6280\u672f\u53c2\u6570\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 LoRa\u7684SX1276<\/strong>\u6a21\u5757\u4ecb\u7ecd<\/h2>\n\n\n\n

\u3000\u30001. \u4e3b\u8981\u7279\u6027<\/h3>\n\n\n\n

\u3000\u3000LoRa\u8c03\u5236<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u957f\u8ddd\u79bb\u901a\u4fe1<\/strong>\uff1a\u901a\u8fc7 LoRa(Long Range)\u8c03\u5236\u6280\u672f\uff0cSX1276 \u53ef\u4ee5\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u901a\u4fe1\uff0c\u8986\u76d6\u8303\u56f4\u53ef\u8fbe\u6570\u516c\u91cc\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u73af\u5883\u548c\u5929\u7ebf\u914d\u7f6e\u3002<\/p>\n\n\n\n

\u3000\u3000\u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1aLoRa \u8c03\u5236\u63d0\u4f9b\u4e86\u5353\u8d8a\u7684\u6297\u5e72\u6270\u6027\u80fd\uff0c\u9002\u7528\u4e8e\u5608\u6742\u7684\u65e0\u7ebf\u73af\u5883\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f4e\u529f\u8017<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u8282\u80fd\u8bbe\u8ba1<\/strong>\uff1aSX1276 \u8bbe\u8ba1\u7528\u4e8e\u4f4e\u529f\u8017\u5e94\u7528\uff0c\u9002\u5408\u7535\u6c60\u4f9b\u7535\u7684\u7269\u8054\u7f51\u8bbe\u5907\u3002<\/p>\n\n\n\n

\u3000\u3000\u591a\u79cd\u7701\u7535\u6a21\u5f0f<\/strong>\uff1a\u652f\u6301\u591a\u79cd\u7701\u7535\u6a21\u5f0f\uff0c\u5982\u4f11\u7720\u6a21\u5f0f\u3001\u5f85\u673a\u6a21\u5f0f\u7b49\uff0c\u4ee5\u5ef6\u957f\u7535\u6c60\u5bff\u547d\u3002<\/p>\n\n\n\n

\u3000\u3000\u591a\u9891\u6bb5\u652f\u6301<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u9891\u7387\u8303\u56f4\u5e7f<\/strong>\uff1a\u652f\u6301 137 MHz \u81f3 1020 MHz \u7684\u9891\u6bb5\uff0c\u6db5\u76d6\u4e86 ISM \u9891\u6bb5(\u5982 433 MHz\u3001868 MHz \u548c 915 MHz)\uff0c\u9002\u5e94\u5168\u7403\u4e0d\u540c\u5730\u533a\u7684\u9891\u7387\u89c4\u8303\u3002<\/p>\n\n\n\n

\u3000\u3000\u591a\u79cd\u8c03\u5236\u65b9\u5f0f<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u9664\u4e86 LoRa \u8c03\u5236\uff0cSX1276 \u8fd8\u652f\u6301\u4f20\u7edf\u7684 FSK\u3001GFSK\u3001MSK\u3001GMSK \u548c OOK \u8c03\u5236\uff0c\u9002\u5e94\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n\n\n\n

\u3000\u3000\u9ad8\u7075\u654f\u5ea6<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u7075\u654f\u5ea6\u9ad8\u8fbe -148 dBm<\/strong>\uff1a\u9ad8\u7075\u654f\u5ea6\u4f7f\u5f97 SX1276 \u80fd\u591f\u5728\u4f4e\u4fe1\u53f7\u5f3a\u5ea6\u7684\u60c5\u51b5\u4e0b\u4ecd\u4fdd\u6301\u53ef\u9760\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u3000\u9ad8\u96c6\u6210\u5ea6<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u96c6\u6210\u4e86\u4f4e\u566a\u58f0\u653e\u5927\u5668\uff08LNA\uff09<\/strong> \u548c \u529f\u7387\u653e\u5927\u5668\uff08PA\uff09<\/strong>\uff0c\u51cf\u5c11\u4e86\u5916\u90e8\u7ec4\u4ef6\u7684\u9700\u6c42\uff0c\u7b80\u5316\u4e86\u8bbe\u8ba1\u3002<\/p>\n\n\n\n

\u3000\u30002. \u5e94\u7528\u573a\u666f<\/h3>\n\n\n\n

\u3000\u3000\u7269\u8054\u7f51\uff08IoT\uff09<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u9002\u7528\u4e8e\u5404\u79cd\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u667a\u80fd\u57ce\u5e02\u3001\u667a\u80fd\u519c\u4e1a\u3001\u73af\u5883\u76d1\u6d4b\u3001\u8d44\u4ea7\u8ddf\u8e2a\u7b49\u3002<\/p>\n\n\n\n

\u3000\u3000\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u7528\u4e8e\u6784\u5efa\u5927\u8303\u56f4\u7684\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u8fdc\u7a0b\u91c7\u96c6\u548c\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u667a\u80fd\u5bb6\u5c45<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u9002\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u7684\u65e0\u7ebf\u901a\u4fe1\uff0c\u5982\u667a\u80fd\u706f\u5149\u63a7\u5236\u3001\u5b89\u9632\u7cfb\u7edf\u3001\u667a\u80fd\u7535\u8868\u7b49\u3002<\/p>\n\n\n\n

\u3000\u3000\u5de5\u4e1a\u81ea\u52a8\u5316<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\u7528\u4e8e\u8bbe\u5907\u76d1\u63a7\u3001\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u91c7\u96c6\u3002<\/p>\n\n\n\n

\u3000\u30003. \u6280\u672f\u53c2\u6570<\/h3>\n\n\n\n

\u3000\u3000\u9891\u7387\u8303\u56f4<\/strong>\uff1a137 MHz \u81f3 1020 MHz<\/p>\n\n\n\n

\u3000\u3000\u8c03\u5236\u65b9\u5f0f<\/strong>\uff1aLoRa\u3001FSK\u3001GFSK\u3001MSK\u3001GMSK\u3001OOK<\/p>\n\n\n\n

\u3000\u3000\u7075\u654f\u5ea6<\/strong>\uff1a-148 dBm<\/p>\n\n\n\n

\u3000\u3000\u8f93\u51fa\u529f\u7387<\/strong>\uff1a\u6700\u9ad8 +20 dBm<\/p>\n\n\n\n

\u3000\u3000\u6570\u636e\u901f\u7387<\/strong>\uff1aLoRa \u8c03\u5236\u4e0b 0.018 kbps \u81f3 37.5 kbps\uff0cFSK \u8c03\u5236\u4e0b\u6700\u9ad8 300 kbps<\/p>\n\n\n\n

\u3000\u3000\u7535\u6e90\u7535\u538b<\/strong>\uff1a1.8V \u81f3 3.7V<\/p>\n\n\n\n

\u3000\u3000\u529f\u8017<\/strong>\uff1a<\/p>\n\n\n\n

\u3000\u3000\u4f11\u7720\u6a21\u5f0f\uff1a< 1 \u03bcA<\/p>\n\n\n\n

\u3000\u3000\u63a5\u6536\u6a21\u5f0f\uff1a10.3 mA<\/p>\n\n\n\n

\u3000\u3000\u53d1\u9001\u6a21\u5f0f\uff1a120 mA(\u5728\u6700\u5927\u8f93\u51fa\u529f\u7387 +20 dBm \u65f6)<\/p>\n\n\n\n

\u3000\u30004. \u5178\u578b\u6a21\u5757<\/h3>\n\n\n\n

\u3000\u3000\u5e02\u573a\u4e0a\u6709\u8bb8\u591a\u57fa\u4e8e SX1276 \u82af\u7247\u7684\u6a21\u5757\uff0c\u5e38\u89c1\u7684\u5305\u62ec\uff1a<\/p>\n\n\n\n

\u3000\u3000HopeRF RFM95\/96\/97\/98<\/strong> \u7cfb\u5217\u6a21\u5757<\/p>\n\n\n\n

\u3000\u3000Dragino LoRa Shield<\/strong>\uff0c\u9002\u7528\u4e8e Arduino \u5e73\u53f0<\/p>\n\n\n\n

\u3000\u3000Pycom LoPy<\/strong>\uff0c\u96c6\u6210\u4e86 LoRa \u548c Wi-Fi \u7684\u591a\u529f\u80fd\u6a21\u5757<\/p>\n\n\n\n

\u3000\u3000\u8fd9\u4e9b\u6a21\u5757\u901a\u5e38\u96c6\u6210\u4e86\u5929\u7ebf\u63a5\u53e3\u3001\u7535\u6e90\u7ba1\u7406\u548c\u5176\u4ed6\u5916\u56f4\u7535\u8def\uff0c\u65b9\u4fbf\u5f00\u53d1\u8005\u5feb\u901f\u8fdb\u884c\u539f\u578b\u8bbe\u8ba1\u548c\u5e94\u7528\u5f00\u53d1\u3002<\/p>\n\n\n\n

\u3000\u30005. \u603b\u7ed3<\/h3>\n\n\n\n

\u3000\u3000SX1276<\/strong> \u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u4e14\u7075\u6d3b\u7684 LoRa \u6536\u53d1\u82af\u7247\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u5e94\u7528\u3002\u5176\u9ad8\u7075\u654f\u5ea6\u3001\u4f4e\u529f\u8017\u548c\u591a\u9891\u6bb5\u652f\u6301\uff0c\u4f7f\u5176\u6210\u4e3a\u7269\u8054\u7f51\u548c\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc\u4e2d\u7684\u7406\u60f3\u9009\u62e9\u3002\u901a\u8fc7\u4f7f\u7528\u57fa\u4e8e SX1276 \u7684\u6a21\u5757\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u5feb\u901f\u6784\u5efa\u548c\u90e8\u7f72\u5404\u79cd\u65e0\u7ebf\u901a\u4fe1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 SX1276\u6a21\u5757\u7684\u5177\u4f53\u529f\u8017\u6570\u636e\u662f\u591a\u5c11?<\/h2>\n\n\n\n

\u3000\u3000SX1276\u6a21\u5757\u7684\u5177\u4f53\u529f\u8017\u6570\u636e\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5728\u53d1\u5c04\u6a21\u5f0f\u4e0b\uff0c\u7535\u6d41\u6d88\u8017\u4e3a100mA\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u63a5\u6536\u6a21\u5f0f\u4e0b\uff0c\u7535\u6d41\u6d88\u8017\u4e3a9.9mA\u3002<\/p>\n\n\n\n

\u3000\u3000\u6b64\u5916\uff0c\u6839\u636e\u4e0d\u540c\u7684\u8f93\u51fa\u529f\u7387\u8bbe\u7f6e\uff0c\u529f\u8017\u4e5f\u6709\u6240\u4e0d\u540c\uff1a<\/p>\n\n\n\n

\u3000\u3000\u8f93\u51fa\u529f\u7387\u4e3a13 dBm\u65f6\uff0c\u4f7f\u752828mA\u7684\u7535\u6d41\u3002<\/p>\n\n\n\n

\u3000\u3000\u8f93\u51fa\u529f\u7387\u4e3a7 dBm\u65f6\uff0c\u4f7f\u752820mA\u7684\u7535\u6d41\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528PA_BOOST\u529f\u80fd\u65f6\uff0c\u8f93\u51fa\u529f\u7387\u4e3a17 dBm\u65f6\uff0c\u4f7f\u752890mA\u7684\u7535\u6d41\u3002<\/p>\n\n\n\n

\u3000\u3000+20 dBm\u9009\u9879\u4f7f\u7528\u65f6\uff0c\u7535\u6d41\u6d88\u8017\u4e3a120mA\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001 SX1276\u6a21\u5757\u5728\u4e0d\u540c\u9891\u6bb5\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u6027\u80fd\u8868\u73b0\u5982\u4f55?<\/h2>\n\n\n\n

\u3000\u3000SX1276\u6a21\u5757\u5728\u4e0d\u540c\u9891\u6bb5\u4e0b\u7684\u4f20\u8f93\u8ddd\u79bb\u548c\u6027\u80fd\u8868\u73b0\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u4f20\u8f93\u8ddd\u79bb<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u523015\u516c\u91cc\u4ee5\u4e0a\uff0c\u6bd4RFM95W\u7684\u4f20\u8f93\u8ddd\u79bb(\u4e00\u822c\u57285\u516c\u91cc\u5de6\u53f3)\u66f4\u8fdc\u3002<\/p>\n\n\n\n

\u3000\u3000\u4f7f\u7528LoRa\u6280\u672f\uff0cSX1276\u7684\u4f20\u8f93\u8ddd\u79bb\u8fdc\u8fdc\u8d85\u8fc7\u57fa\u4e8eFSK\u6216OOK\u8c03\u5236\u65b9\u5f0f\u7684\u7cfb\u7edf\u3002<\/p>\n\n\n\n

\u3000\u30002. \u9891\u6bb5\u652f\u6301<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u652f\u6301\u591a\u4e2a\u9891\u6bb5\uff0c\u5305\u62ec433\/470MHz\u548c868\/915MHz\u3002<\/p>\n\n\n\n

\u3000\u3000\u5177\u4f53\u7684\u9891\u6bb5\u9009\u62e9\u53ef\u4ee5\u901a\u8fc7\u4e13\u7528\u5bc4\u5b58\u5668\u8fdb\u884c\u914d\u7f6e\uff0c\u4ee5\u9002\u5e94\u8f83\u4f4e\u6216\u8f83\u9ad8\u7684\u9891\u6bb5\u64cd\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u30003. \u6027\u80fd\u8868\u73b0<\/strong>\uff1a<\/h2>\n\n\n\n

\u3000\u3000SX1276\u91c7\u7528LoRa\u6269\u9891\u8c03\u5236\u89e3\u8c03\u6280\u672f\uff0c\u5177\u6709\u529f\u8017\u4f4e\u3001\u5bb9\u91cf\u5927\u3001\u4f20\u8f93\u8ddd\u79bb\u8fdc\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7684\u4f18\u70b9\u3002<\/p>\n\n\n\n

\u3000\u3000\u9ad8\u7075\u654f\u5ea6\u548c\u96c6\u6210+20 dBm\u529f\u7387\u653e\u5927\u5668\u4f7f\u5176\u5728\u4e1a\u5185\u5177\u6709\u9886\u5148\u7684\u5730\u4f4d\uff0c\u6700\u5927\u7075\u654f\u5ea6\u53ef\u8fbe-148 dBm\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u6700\u5927\u6570\u636e\u901f\u7387\u4e0b\uff0cLoRa\u7684\u7075\u654f\u5ea6\u8981\u6bd4FSK\u9ad8\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001 SX1276\u6a21\u5757\u4e0e\u5176\u4ed6LoRa\u6a21\u5757(\u5982SX1278\u6216SX1279)\u7684\u6027\u80fd\u6bd4\u8f83\u7ed3\u679c\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

\u3000\u3000SX1276\u6a21\u5757\u4e0e\u5176\u4ed6LoRa\u6a21\u5757(\u5982SX1278\u6216SX1279)\u5728\u6027\u80fd\u4e0a\u7684\u6bd4\u8f83\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u30001. \u9891\u6bb5\u8986\u76d6<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u7684\u9891\u7387\u8303\u56f4\u662f137~1020MHz\uff0c\u9002\u7528\u4e8e\u7f8e\u56fd\u548c\u6b27\u6d32\u5730\u533a\u3002<\/p>\n\n\n\n

\u3000\u3000SX1278\u7684\u9891\u7387\u8303\u56f4\u662f137~525MHz\uff0c\u4e3b\u8981\u9002\u7528\u4e8e\u4e2d\u56fd\u548c\u4e1c\u6b27\u5730\u533a\u3002<\/p>\n\n\n\n

\u3000\u30002. \u5e26\u5bbd\u548c\u6269\u9891\u56e0\u5b50<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u7684\u5e26\u5bbd\u8303\u56f4\u4e3a7.8~500kHz\uff0c\u6269\u9891\u56e0\u5b50\u4e3a6~12.\u5e76\u8986\u76d6\u6240\u6709\u53ef\u7528\u9891\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u3000SX1278\u7684\u5e26\u5bbd\u548c\u6269\u9891\u56e0\u5b50\u4e0eSX1276\u76f8\u540c\uff0c\u4f46\u4ec5\u8986\u76d6\u8f83\u4f4e\u7684UHF\u9891\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u30003. \u5f15\u811a\u5e03\u5c40<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u548cSX1278\u5728\u5f15\u811a\u5e03\u5c40\u4e0a\u5b58\u5728\u4e0d\u540c\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u5b83\u4eec\u7684\u786c\u4ef6\u8bbe\u8ba1\u3002<\/p>\n\n\n\n

\u3000\u3000\u5c01\u88c5\u5747\u4e3a6x6mm\u300128\u811aQFN\u5c01\u88c5\uff0c\u4f46\u5f15\u811a\u65b9\u9762\u4ec5\u67092\u4e2a\u811a\u6709\u533a\u522b\uff0cSX1278\u7684\u7b2c21\u300122\u811a\u5747\u4e3aGND\uff0c\u800cSX1276\u7684\u7b2c21\u811a\u4e3aRFI_HF\uff0c\u7b2c22\u811a\u4e3aRFO_HF\u3002<\/p>\n\n\n\n

\u3000\u30004. \u6297\u5e72\u6270\u6027\u548c\u901a\u4fe1\u8ddd\u79bb<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u91c7\u7528LoRa\u8c03\u5236\u6280\u672f\uff0c\u5177\u6709\u8d85\u957f\u8ddd\u79bb\u6269\u9891\u901a\u4fe1\u548c\u9ad8\u6297\u5e72\u6270\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000SX1278\u4e5f\u91c7\u7528LoRa\u8c03\u5236\u6280\u672f\uff0c\u5177\u6709\u8d85\u957f\u8ddd\u79bb\u6269\u9891\u901a\u4fe1\u548c\u9ad8\u6297\u5e72\u6270\u6027\u3002<\/p>\n\n\n\n

\u3000\u30005. \u7075\u654f\u5ea6\u548c\u529f\u8017<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u7684\u7075\u654f\u5ea6\u8d85\u8fc7-148dBm\uff0c\u7535\u6d41\u6d88\u8017\u964d\u81f3\u6700\u4f4e\u3002<\/p>\n\n\n\n

\u3000\u3000SX1278\u7684\u7075\u654f\u5ea6\u548c\u529f\u8017\u53c2\u6570\u672a\u660e\u786e\u63d0\u53ca\uff0c\u4f46\u53ef\u4ee5\u63a8\u6d4b\u5176\u6027\u80fd\u4e0eSX1276\u7c7b\u4f3c\u3002<\/p>\n\n\n\n

\u3000\u30006. \u5176\u4ed6\u7279\u6027<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000SX1276\u548cSX1278\u90fd\u63d0\u4f9b\u4e86\u4ece7.8 kHz\u523012.5 kHz\u7684\u5e26\u5bbd\u9009\u9879\u3002<\/p>\n\n\n\n

\u3000\u3000SX1276\u548cSX1279\u63d0\u4f9b\u4ece7.8 kHz\u523012.5 kHz\u7684\u5e26\u5bbd\u9009\u9879\u3002<\/p>\n\n\n\n

\u3000\u3000SX1276\u548cSX1278\u5728\u6027\u80fd\u4e0a\u975e\u5e38\u76f8\u4f3c\uff0c\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u9891\u6bb5\u8986\u76d6\u8303\u56f4\u3002SX1276\u9002\u7528\u4e8e\u66f4\u5e7f\u6cdb\u7684\u9891\u6bb5\uff0c\u800cSX1278\u4e3b\u8981\u9002\u7528\u4e8e\u4e2d\u56fd\u548c\u4e1c\u6b27\u5730\u533a\u7684\u8f83\u4f4e\u9891\u6bb5\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e94\u3001 SX1276\u6a21\u5757\u7684\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

\u3000\u3000SX1276\u6a21\u5757\u7684\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u975e\u5e38\u5e7f\u6cdb\uff0c\u6db5\u76d6\u4e86\u591a\u4e2a\u9886\u57df\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u5177\u4f53\u7684\u5e94\u7528\u5b9e\u4f8b\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u667a\u80fd\u5bb6\u5ead\u548c\u65e0\u7ebf\u6284\u8868<\/strong>\uff1a\u57fa\u4e8eSX1276\u82af\u7247\u7684LoRa\u6a21\u5757\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u667a\u80fd\u5bb6\u5ead\u548c\u65e0\u7ebf\u6284\u8868\u7cfb\u7edf\u4e2d\u3002\u8fd9\u4e9b\u7cfb\u7edf\u5229\u7528\u5176\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u548c\u6297\u5e72\u6270\u7279\u6027\u6765\u5b9e\u73b0\u8bbe\u5907\u95f4\u7684\u9ad8\u6548\u901a\u4fe1\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u79d1\u7814\u548c\u533b\u7597\u8bbe\u5907<\/strong>\uff1aSX1276\u6a21\u5757\u4e5f\u9002\u7528\u4e8e\u79d1\u7814\u548c\u533b\u7597\u8bbe\u5907\uff0c\u56e0\u4e3a\u5176\u7a33\u5b9a\u7684\u5de5\u4f5c\u7535\u538b\u548c\u5168\u5de5\u4e1a\u6e29\u5ea6\u8303\u56f4\u5185\u7684\u6027\u80fd\u4fdd\u8bc1\u4e86\u5728\u5404\u79cd\u73af\u5883\u4e0b\u7684\u53ef\u9760\u8fd0\u884c\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u4e2d\u8fdc\u8ddd\u79bb\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907<\/strong>\uff1a\u8be5\u6a21\u5757\u8fd8\u7528\u4e8e\u4e2d\u8fdc\u8ddd\u79bb\u7684\u65e0\u7ebf\u901a\u4fe1\u8bbe\u5907\uff0c\u4f8b\u5982\u8fdc\u7a0b\u76d1\u63a7\u548c\u6570\u636e\u4f20\u8f93\u7cfb\u7edf\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u592a\u9633\u80fd\u519c\u573a\u8d44\u6599\u4f20\u8f93<\/strong>\uff1a\u8054\u5408\u884c\u52a8\u529b\u56fd\u9645\u63a8\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8eSX1276\u7684LoRa\u65e0\u7ebf\u4fe1\u53f7\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\uff0c\u7528\u4e8e\u592a\u9633\u80fd\u519c\u573a\u7684\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u79cd\u5e94\u7528\u5c55\u793a\u4e86SX1276\u5728\u519c\u4e1a\u76d1\u6d4b\u4e2d\u7684\u6f5c\u529b\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u667a\u80fd\u57ce\u5e02\u548c\u73af\u5883\u76d1\u6d4b<\/strong>\uff1aSX1276\u6a21\u5757\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51(IoT)\u9886\u57df\uff0c\u5982\u667a\u80fd\u57ce\u5e02\u548c\u73af\u5883\u76d1\u6d4b\u3002\u8fd9\u4e9b\u5e94\u7528\u5229\u7528\u5176\u957f\u8ddd\u79bb\u548c\u4f4e\u529f\u8017\u7279\u6027\u6765\u6536\u96c6\u548c\u4f20\u8f93\u73af\u5883\u6570\u636e\u3002<\/li>\n\n\n\n
  • \u3000\u3000GPS\u76d1\u63a7<\/strong>\uff1a\u7ed3\u5408LoRa\u6280\u672f\u548cGPS\u6a21\u5757\uff0cSX1276\u53ef\u4ee5\u7528\u4e8e\u957f\u8ddd\u79bbGPS\u76d1\u63a7\u7cfb\u7edf\u3002\u8fd9\u79cd\u7cfb\u7edf\u80fd\u591f\u8986\u76d6\u5e7f\u6cdb\u7684\u5730\u7406\u533a\u57df\uff0c\u5e76\u63d0\u4f9b\u9ad8\u7cbe\u5ea6\u7684\u4f4d\u7f6e\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u516d\u3001 SX1276\u6a21\u5757\u7684\u6700\u65b0\u6280\u672f\u66f4\u65b0\u6216\u6539\u8fdb\u70b9\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

    \u3000\u3000SX1276\u6a21\u5757\u7684\u6700\u65b0\u6280\u672f\u66f4\u65b0\u6216\u6539\u8fdb\u70b9\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

      \n
    • \u3000\u3000\u81ea\u52a8\u91cd\u542f\u529f\u80fd<\/strong>\uff1a\u5f53\u68c0\u6d4b\u5230\u6570\u636e\u5305\u78b0\u649e\u65f6\uff0cSX1276\u6a21\u5757\u80fd\u591f\u91cd\u65b0\u542f\u52a8\u63a5\u6536\u5668\uff0c\u8fd9\u4e00\u529f\u80fd\u589e\u5f3a\u4e86\u5176\u5728\u590d\u6742\u7f51\u7edc\u73af\u5883\u4e2d\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u9ad8\u5c42\u987a\u5e8f\u5668<\/strong>\uff1a\u5141\u8bb8\u7528\u6237\u5728\u4e0d\u8bbf\u95ee\u4e32\u884c\u63a5\u53e3\u7684\u60c5\u51b5\u4e0b\u6839\u636e\u9884\u5b9a\u4e49\u7684\u5e8f\u5217\u66f4\u6539\u7535\u8def\u6a21\u5f0f\uff0c\u8fd9\u5927\u5927\u63d0\u9ad8\u4e86\u6a21\u5757\u7684\u7075\u6d3b\u6027\u548c\u9002\u5e94\u6027\uff0c\u4f7f\u5176\u80fd\u591f\u5904\u7406\u5404\u79cd\u7f51\u7edc\u914d\u7f6e\u548c\u5e94\u7528\u7a0b\u5e8f\u8981\u6c42\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u652f\u6301\u591a\u79cd\u8c03\u5236\u6a21\u5f0f<\/strong>\uff1aSX1276\u6a21\u5757\u4e0d\u4ec5\u652f\u6301LoRaTM\u8c03\u5236\u6a21\u5f0f\uff0c\u8fd8\u652f\u6301FSK\/OOK\u4e24\u79cd\u8c03\u5236\u6a21\u5f0f\u3002LoRaTM\u8c03\u5236\u5668\u91c7\u7528\u4e13\u6709\u6269\u9891\u8c03\u5236\u6280\u672f\uff0c\u53ef\u4ee5\u63d0\u9ad8\u94fe\u8def\u9884\u7b97\u548c\u6297\u5e72\u6270\u80fd\u529b\uff0c\u540c\u65f6\u653e\u677e\u5bf9\u6676\u4f53\u53c2\u8003\u632f\u8361\u5668\u7684\u9891\u7387\u5bb9\u9650\u8981\u6c42\uff0c\u4ece\u800c\u964d\u4f4e\u7cfb\u7edf\u6210\u672c\u3002FSK\/OOK\u6a21\u5f0f\u4e0b\uff0c\u8be5\u6a21\u5757\u652f\u6301\u591a\u79cd\u6807\u51c6\u8c03\u5236\u6280\u672f\uff0c\u5c24\u5176\u9002\u5408\u7a84\u5e26\u901a\u4fe1\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u4f4e\u529f\u8017\u8bbe\u8ba1<\/strong>\uff1aSX1276\u6a21\u5757\u91c7\u7528LoRa\u2122\u4e13\u5229\u8c03\u5236\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u8d85\u957f\u8ddd\u79bb\u6269\u9891\u901a\u4fe1\u548c\u9ad8\u6297\u5e72\u6270\u80fd\u529b\uff0c\u5e76\u5c06\u7535\u6d41\u6d88\u8017\u964d\u81f3\u6700\u4f4e\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u8f6f\u4ef6\u65b9\u9762\u7684\u6539\u8fdb<\/strong>\uff1a\u5728\u8f6f\u4ef6\u65b9\u9762\uff0c\u4f7f\u7528\u4e86\u6539\u8fdb\u7684SX1272\/SX1276\u4ee3\u7801\uff0c\u5b9e\u73b0\u4e86\u8f7d\u6ce2\u68c0\u6d4b\u4ee5\u6539\u8fdb\u901a\u4fe1\u6548\u7387\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5f15\u811a\u5b9a\u4e49\u4fee\u6539<\/strong>\uff1a\u5728sx1276-Hal.c\u4e2d\u4fee\u6539\u4e86LoRa\u548c\u5355\u677f\u8fde\u63a5\u7684\u5f15\u811a\u5b9a\u4e49\uff0c\u5305\u62ecDIO0~DIO5\u5f15\u811a\u548cSPI\u7684\u7247\u9009\u5f15\u811a\uff0c\u8fd9\u53ef\u80fd\u6709\u52a9\u4e8e\u63d0\u9ad8\u6a21\u5757\u7684\u517c\u5bb9\u6027\u548c\u7075\u6d3b\u6027\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

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