1. \u4ee5\u592a\u7f51<\/strong><\/div>\n
\u4ee5\u592a\u7f51(Ethernet)\u662f\u4e00\u79cd\u5c40\u57df\u7f51\u901a\u4fe1\u6280\u672f\uff0c IEEE\u7ec4\u7ec7\u7684IEEE 802.3\u6807\u51c6\u5236\u5b9a\u4e86\u4ee5\u592a\u7f51\u7684\u6280\u672f\u6807\u51c6\uff0c\u5b83\u89c4\u5b9a\u4e86\u5305\u62ec\u7269\u7406\u5c42\u7684\u8fde\u7ebf\u3001\u7535\u5b50\u4fe1\u53f7\u548c\u4ecb\u8d28\u8bbf\u95ee\u5c42\u534f\u8bae\u7684\u5185\u5bb9\u3002 \u4ee5\u592a\u7f51\u4f7f\u7528\u53cc\u7ede\u7ebf\u4f5c\u4e3a\u4f20\u8f93\u5a92\u4ecb\uff0c\u5728\u6ca1\u6709\u4e2d\u7ee7\u7684\u60c5\u51b5\u4e0b\uff0c\u6700\u8fdc\u53ef\u4ee5\u8986\u76d6200\u7c73\u7684\u8303\u56f4\u3002\u6700\u666e\u53ca\u7684\u4ee5\u592a\u7f51\u7c7b\u578b\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a100Mb\/s\uff0c\u66f4\u65b0\u7684\u6807\u51c6\u5219\u652f\u63011KMb\/s\u548c10KMb\/s\u7684\u901f\u7387\u3002<\/p>\n
\u4ee5\u592a\u7f51\u6280\u672f\u7684\u6700\u5927\u4f18\u70b9\u662f\u5b83\u662f\u76ee\u524d\u5e94\u7528\u6700\u666e\u904d\u7684\u5c40\u57df\u7f51\u6280\u672f\uff0c\u5df2\u7ecf\u9010\u6b65\u53d6\u4ee3\u4e86\u5176\u4ed6\u5c40\u57df\u7f51\u6807\u51c6\u5982\u4ee4\u724c\u73af\u3001FDDI\u548cARCNET\u7b49\u3002\u73b0\u5728\u6211\u4eec\u719f\u6089\u7684\u4e92\u8054\u7f51\u5c31\u662f\u6307\u6240\u6709\u8fd9\u4e9b\u5927\u5927\u5c0f\u5c0f\u7684\u5c40\u57df\u7f51\u8fde\u63a5\u5728\u4e00\u8d77\u4ee5\u540e\uff0c\u5f62\u6210\u7684\u8986\u76d6\u5168\u7403\u7684\u7f51\u7edc\u3002<\/p>\n
2. \u4e32\u53e3\u901a\u4fe1\u6280\u672f<\/strong><\/div>\n
\u4e32\u53e3(Serial port)\u662f\u4e00\u79cd\u975e\u5e38\u901a\u7528\u7684\u7528\u4e8e\u8bbe\u5907\u4e4b\u95f4\u901a\u4fe1\u7684\u63a5\u53e3\uff0c\u4e5f\u5e7f\u6cdb\u7528\u4e8e\u8bbe\u5907\u4ee5\u53ca\u4eea\u5668\u4eea\u8868\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u5e38\u89c1\u7684\u4e32\u53e3\u6709RS-232(\u4f7f\u7528 25 \u9488\u6216 9 \u9488\u8fde\u63a5\u5668)\u548c\u5de5\u4e1a\u7535\u8111\u5e94\u7528\u7684\u534a\u53cc\u5de5RS-485\u4e0e\u5168\u53cc\u5de5RS-422\u3002<\/p>\n
\u4e32\u53e3\u901a\u4fe1\u4f7f\u7528\u4e32\u884c\u65b9\u5f0f\u8fdb\u884c\u901a\u4fe1\uff0c\u5373\u4e32\u53e3\u6309\u4f4d(bit)\u53d1\u9001\u548c\u63a5\u6536\u5b57\u8282\u5e8f\u5217\uff0c\u5178\u578b\u5730\uff0c\u4e32\u53e3\u7528\u4e8eASCII\u7801\u5b57\u7b26\u7684\u4f20\u8f93\u3002\u4e32\u53e3\u901a\u4fe1\u4f7f\u75283\u6839\u7ebf\u5b8c\u6210\uff1a\u5730\u7ebf\uff0c\u53d1\u9001\u548c\u63a5\u6536\u3002\u4e32\u53e3\u901a\u4fe1\u53ef\u4ee5\u5728\u4f7f\u7528\u53d1\u9001\u7ebf\u53d1\u9001\u6570\u636e\u7684\u540c\u65f6\u7528\u63a5\u53d7\u7ebf\u63a5\u6536\u6570\u636e\uff0c\u5b83\u5f88\u7b80\u5355\u5e76\u4e14\u80fd\u591f\u5b9e\u73b0\u8f83\u8fdc\u8ddd\u79bb\u7684\u901a\u4fe1\uff0c\u5176\u901a\u4fe1\u957f\u5ea6\u53ef\u8fbe1200\u7c73\u3002<\/p>\n
(1) \u4f18\u70b9<\/p>\n
\u4e32\u53e3\u901a\u4fe1\u7684\u6700\u5927\u6709\u70b9\u5c31\u662f\u666e\u53ca\u7387\u9ad8\uff0c\u4e32\u53e3\u81f3\u4ecaPC\u7535\u8111\u8fd8\u662f\u6807\u914d\uff0c\u901a\u5e38\u4e3a\u4e86\u65b9\u4fbf\u8fde\u63a5\u6253\u5370\u673a\uff0c\u5927\u90e8\u5206\u7684\u5de5\u4e1a\u8bbe\u5907\u90fd\u6709\u4e32\u53e3\uff0c\u90a3\u4e9b\u6ca1\u6709\u4e32\u53e3\u7684\u8bbe\u5907\uff0c\u5728\u5176\u5f00\u53d1\u65f6\uff0c\u5e38\u89c1\u65b9\u6cd5\u4e5f\u662f\u901a\u8fc7\u4e32\u53e3\u8fde\u63a5\u5230\u8fdb\u884c\u5f00\u53d1\u7684\u7535\u8111\u4e0a\u7684\uff0c\u56e0\u6b64\u4e32\u53e3\u662f\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u7684\u6700\u7b80\u5355\u6700\u5bb9\u6613\u7684\u65b9\u6cd5\u3002<\/p>\n
\u53e6\u5916\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u5982\u679c\u4e0d\u8003\u8651\u8fde\u63a5\u4e32\u53e3\u7684\u7ebf\u7f06\uff0c\u4e32\u53e3\u901a\u4fe1\u7684\u6210\u672c\u975e\u5e38\u4f4e\u3002<\/p>\n
(2) \u7f3a\u70b9<\/p>\n
\u4e32\u53e3\u901a\u4fe1\u7684\u7ec4\u7f51\u80fd\u529b\u5dee\uff0c\u867d\u7136\u901a\u5e38\u60c5\u51b5\u6bd4\u65e0\u7ebf\u7a33\u5b9a\uff0c\u4f46\u662f\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\uff0c\u4e5f\u5bb9\u6613\u53d7\u5230\u7ebf\u7f06\u6240\u5904\u73af\u5883\u7684\u7535\u78c1\u5f71\u54cd\u51fa\u73b0\u901a\u4fe1\u4e0d\u7a33\u5b9a\uff0c\u751a\u81f3\u4e32\u53e3\u70e7\u574f\u7684\u60c5\u51b5\u3002\u4e32\u53e3\u7684\u901a\u4fe1\u901f\u5ea6\u4ee5\u592a\u7f51\u6bd4\u8d77\u6765\u8fd8\u662f\u6709\u5f88\u5927\u5dee\u8ddd\uff0c\u4e00\u822c\u6765\u8bb2\uff0c\u53ea\u9002\u5408\u4f4e\u901f\u7387\u548c\u5c0f\u6570\u636e\u91cf\u7684\u901a\u4fe1\u3002<\/p>\n
3. Modbus<\/strong><\/div>\n
\u540c\u524d\u9762\u51e0\u79cd\u901a\u4fe1\u6280\u672f\u4e0d\u4e00\u6837\uff0c\u901a\u5e38\u8ba4\u4e3aModbus\u53ea\u662f\u4f7f\u7528\u4e32\u884c\u65b9\u5f0f\u8fdb\u884c\u901a\u4fe1\u7684\u5e94\u7528\u5c42\u534f\u8bae\u6807\u51c6\uff0c\u5b83\u5e76\u4e0d\u5305\u542b\u7535\u6c14\u65b9\u9762\u7684\u89c4\u8303\u3002Modbus\u6700\u521d\u662fModicon\u4e8e1979\u5e74\u4e3a\u4f7f\u7528\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668(PLC)\u901a\u4fe1\u800c\u53d1\u8868\u7684\uff0c\u540e\u6765\u884d\u751f\u51faModbus RTU\uff0cModbus ASCII\u548cModbus TCP\u4e09\u79cd\u6a21\u5f0f\uff0c\u524d\u4e24\u79cd\u6240\u7528\u7684\u7269\u7406\u63a5\u53e3\u662f\u4e0a\u9762\u4ecb\u7ecd\u7684\u4e32\u53e3\uff0c\u540e\u4e00\u79cd\u4f7f\u7528Ethernet\u63a5\u53e3\u3002<\/p>\n
\u968f\u7740PLC\u5728\u5de5\u4e1a\u9886\u57df\u7684\u5e7f\u6cdb\u5e94\u7528\uff0cModbus\u4e5f\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u6700\u53d7\u6b22\u8fce\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u91c7\u7528\u4e3b\/\u4ece(Master\/Slave)\u65b9\u5f0f\u901a\u4fe1\uff0c\u5373\u4e00\u5bf9\u591a\u7684\u65b9\u5f0f\u8fde\u63a5\uff0c\u4e00\u4e2a\u4e3b\u63a7\u5236\u5668\u6700\u591a\u53ef\u4ee5\u652f\u6301247\u4e2a\u4ece\u5c5e\u63a7\u5236\u5668\u3002<\/p>\n
(1) \u4f18\u70b9<\/p>\n
Modbus\u7684\u4e3b\u8981\u4f18\u70b9\u6709\uff1a<\/p>\n
\u6807\u51c6\u5316\u3001\u5f00\u653e\uff0c\u514d\u8d39\u4f7f\u7528\uff0c\u65e0\u8bb8\u53ef\u8bc1\u8d39\uff0c\u65e0\u9700\u77e5\u8bc6\u4ea7\u6743\u6388\u6743\u3002
\n\u652f\u6301\u591a\u79cd\u7535\u6c14\u63a5\u53e3\uff0c\u5982\u4e32\u53e3\u548cEthernet\u63a5\u53e3\u7b49\uff0c\u652f\u6301\u591a\u79cd\u4f20\u8f93\u4ecb\u8d28\uff0c\u5982\u53cc\u7ede\u7ebf\u3001\u5149\u7ea4\u3001\u65e0\u7ebf\u7b49\u3002
\nModbus\u534f\u8bae\u7684\u5e27\u683c\u5f0f\u7b80\u5355\u3001\u7d27\u51d1\uff0c\u901a\u4fd7\u6613\u61c2\u3002\u6613\u5f00\u53d1\uff0c\u6613\u7528\u3002
\n(2) \u7f3a\u70b9<\/p>\n
Modbus\u4e3b\u8981\u5b58\u5728\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n
\u7ec4\u7f51\u80fd\u529b\u5dee\uff0c\u53ea\u6709\u4e3b\u4ece\u65b9\u5f0f\u901a\u4fe1
\n\u7f51\u7edc\u89c4\u6a21\u6709\u9650\uff0c\u4ece\u5c5e\u63a7\u5236\u5668\u6570\u91cf\u9650\u5236\u4e86\u7f51\u7edc\u89c4\u6a21
\n\u5b89\u5168\u6027\u5dee\uff0c\u65e0\u8ba4\u8bc1\u3001\u65e0\u6743\u9650\u7ba1\u7406\uff0c\u660e\u6587\u4f20\u8f93\u4f7f\u5f97\u5b83\u5728\u975e\u53d7\u63a7\u73af\u5883\u4e0b\u662f\u975e\u5e38\u6709\u98ce\u9669\u7684<\/p>\n
4. GPRS<\/strong><\/div>\n
GPRS\u662f\u901a\u7528\u5206\u7ec4\u65e0\u7ebf\u7535\u670d\u52a1*(General Packet Radio Service)\u7684\u7f29\u5199\uff0cGPRS\u662f\u7ec8\u7aef\u548c\u901a\u4fe1\u57fa\u7ad9\u4e4b\u95f4\u7684\u4e00\u79cd\u8fdc\u7a0b\u901a\u4fe1\u6280\u672f\u3002<\/p>\n
\u65e0\u7ebf\u7535\u670d\u52a1\u6700\u65e9\u91c7\u7528\u6a21\u62df\u901a\u4fe1\u6280\u672f\uff0c\u88ab\u6210\u4e3a\u7b2c\u4e00\u4ee3\u79fb\u52a8\u901a\u4fe1\u6280\u672f\uff0c\u540e\u6765\u91c7\u7528\u6570\u5b57\u901a\u4fe1\u6280\u672f\uff0c\u79f0\u4e3a\u7b2c\u4e8c\u4ee3\u79fb\u52a8\u901a\u4fe1\u6280\u672f\uff0c\u5176\u4e2d\u5168\u7403\u79fb\u52a8\u901a\u8baf\u7cfb\u7edf(Global System for Mobile Communications)\uff0c\u5373GSM\u7684\u5e94\u7528\u6700\u5e7f\u6cdb\u6700\u4e3a\u6210\u529f\u3002GSM\u4e3b\u8981\u662f\u4e3a\u4e86\u4f20\u8f93\u8bdd\u97f3\u8bbe\u8ba1\u7684\uff0c\u8bdd\u97f3\u5728\u4f20\u8f93\u65f6\uff0c\u72ec\u5360\u4e00\u4e2a\u9891\u9053\u3002<\/p>\n
GPRS\u53ef\u8bf4\u662fGSM\u7684\u5ef6\u7eed\uff0c\u5b83\u4ee5\u5c01\u5305\u65b9\u5f0f\u6765\u4f20\u8f93\u6570\u636e\uff0c\u4e0d\u72ec\u5360\u9891\u9053\uff0c\u56e0\u6b64\u53ef\u4ee5\u8f83\u597d\u5229\u7528GSM\u4e0a\u7a7a\u95f2\u7684\u9891\u9053\u8d44\u6e90\u3002GPRS\u7684\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u523056~114Kbps\u3002\u7528\u6237\u4f7f\u7528\u8be5\u9879\u6570\u636e\u4e1a\u52a1\uff0c\u53ef\u4ee5\u8fde\u63a5\u5230\u7535\u4fe1\u8fd0\u8425\u5546\u7684\u901a\u4fe1\u57fa\u7ad9\uff0c\u8fdb\u800c\u8fde\u63a5\u5230\u4e92\u8054\u7f51\uff0c\u83b7\u53d6\u4e92\u8054\u7f51\u4fe1\u606f\u3002GPRS\u7531\u6b27\u6d32\u7535\u4fe1\u6807\u51c6\u59d4\u5458\u4f1a(ETSI)\u63a8\u51fa\uff0c\u540e\u6765\u79fb\u4ea4\u7ed9\u7b2c\u4e09\u4ee3\u5408\u4f5c\u4f19\u4f34\u8ba1\u5212(3rd Generation Partnership Project)\u53733GPP\u8d1f\u8d23\u3002<\/p>\n
(1) \u4f18\u70b9<\/p>\n
\u7531\u4e8eGSM\u7684\u7f51\u7edc\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u5f88\u5e7f\uff0c\u5b9e\u9645\u4e0a\u53ef\u4ee5\u4f7f\u7528GPRS\u4e1a\u52a1\u7684\u5730\u57df\u4e5f\u5f88\u5e7f\uff0c\u8fd9\u662fGPRS\u6280\u672f\u7684\u4e3b\u8981\u4f18\u70b9\u3002
\n\u5176\u6b21\uff0cGPRS\u7ec8\u7aef\u53ef\u4ee5\u5728\u4fe1\u53f7\u8986\u76d6\u8303\u56f4\u5185\u81ea\u7531\u5730\u6f2b\u6e38\uff0c\u5f00\u53d1\u5546\u65e0\u9700\u5728\u5f00\u53d1\u4efb\u4f55\u5176\u4ed6\u901a\u4fe1\u8bbe\u5907(\u7531\u8fd0\u8425\u5546\u8d1f\u8d23)\uff0c\u7528\u6237\u4f7f\u7528\u65b9\u4fbf\u3002
\n\u6700\u540e\uff0c\u7531\u4e8e\u79fb\u52a8\u901a\u4fe1\u7ec8\u7aef\u7684\u666e\u53ca\uff0c\u5176\u6210\u672c\u5df2\u7ecf\u5927\u5927\u964d\u4f4e\uff0c\u56e0\u6b64\u5728\u7269\u8054\u7f51\u4e2d\u91c7\u7528GPRS\u901a\u4fe1\u6280\u672f\uff0c\u5176\u786c\u4ef6\u6210\u672c\u76f8\u6bd4Wi-Fi\u6216\u8005ZigBee\u90fd\u6709\u8f83\u5927\u7684\u4f18\u52bf\u3002
\n(2) \u7f3a\u70b9<\/p>\n
GPRS\u7ec8\u7aef\u5728\u901a\u4fe1\u65f6\u8981\u4f7f\u7528\u7535\u4fe1\u8fd0\u8425\u5546\u7684\u57fa\u7840\u8bbe\u65bd\uff0c\u56e0\u6b64\u9700\u8981\u7f34\u7eb3\u4e00\u5b9a\u7684\u8d39\u7528\uff0c\u5373\u6570\u636e\u6d41\u91cf\u8d39\uff0c\u8fd9\u4e2a\u670d\u52a1\u8d39\u7528\u9650\u5236\u4e86\u5927\u91cf\u8bbe\u5907\u8fde\u63a5\u5230\u7f51\u7edc\u3002
\nGPRS\u7684\u901f\u7387\u8f83\u4f4e\uff0c\u662f\u53e6\u5916\u4e00\u4e2a\u95ee\u9898\u3002
\nGPRS\u901a\u4fe1\u8d28\u91cf\u53d7\u4fe1\u53f7\u5f3a\u5f31\u5f71\u54cd\u8f83\u5927\uff0c\u65e0\u4fe1\u53f7\u8986\u76d6\u6216\u8005\u8f83\u5f31\u7684\u5730\u65b9\u901a\u4fe1\u6548\u679c\u5f88\u5dee\uff0c\u53ef\u80fd\u5f71\u54cd\u4e1a\u52a1\u7684\u5b8c\u6210\u3002<\/p>\n
5. NFC<\/strong><\/div>\n
NFC\uff0cNear-field communication\uff0c\u4e2d\u6587\u5e38\u7ffb\u8bd1\u4e3a\u8fd1\u573a\u901a\u4fe1\u3002NFC\u662f\u4e00\u79cd\u77ed\u8ddd\u9ad8\u9891\u7684\u65e0\u7ebf\u7535\u6280\u672f\uff0c\u5c5e\u4e8eRFID\u6280\u672f\u7684\u4e00\u79cd\uff0c\u5de5\u4f5c\u9891\u7387\u572813.56MHz\uff0c\u6709\u6548\u5de5\u4f5c\u8ddd\u79bb\u572820cm\u4ee5\u5185\u3002\u5176\u4f20\u8f93\u901f\u5ea6\u6709106Kb\/s\u3001212Kb\/s\u6216\u8005424Kb\/s\u4e09\u79cd\u3002\u901a\u8fc7\u5361\u3001\u8bfb\u5361\u5668\u4ee5\u53ca\u70b9\u5bf9\u70b9\u4e09\u79cd\u4e1a\u52a1\u6a21\u5f0f\u8fdb\u884c\u6570\u636e\u8bfb\u53d6\u4e0e\u4ea4\u6362\u3002<\/p>\n
NFC\u6700\u65e9\u662f\u4e8e2002\u5e74\u7531\u98de\u5229\u6d66\u534a\u5bfc\u4f53\u3001\u8bfa\u57fa\u4e9a\u548c\u7d22\u5c3c\u5171\u540c\u7814\u53d1\u30022004\u5e74\uff0cNFC\u8bba\u575b\u6210\u7acb\uff0c\u81f4\u529b\u4e8e\u8fd1\u573a\u901a\u4fe1\u6280\u672f\u7684\u6807\u51c6\u5316\u548c\u63a8\u5e7f\u3002<\/p>\n
(1) \u4f18\u70b9<\/p>\n
NFC\u901a\u4fe1\u8ddd\u79bb\u975e\u5e38\u77ed\uff0c\u4f46\u56e0\u6b64\u901a\u4fe1\u4fdd\u5bc6\u6027\u597d\u3002
\nNFC\u5361\u65e0\u529f\u8017\uff0c\u8bfb\u5361\u5668\u529f\u8017\u4e5f\u8f83\u4f4e\uff0c\u53ef\u4ee5\u9002\u7528\u4e8e\u5f88\u591a\u65e0\u529f\u8017\uff0c\u6216\u8005\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\u4e2d\u3002
\nNFC\u65b9\u6848\u7684\u6210\u672c\u8f83\u4f4e\uff0c\u5c24\u5176\u662fNFC\u5361\u6210\u672c\u975e\u5e38\u4f4e\uff0c\u7279\u522b\u9002\u5408\u8986\u76d6\u5927\u91cf\u975e\u667a\u80fd\u7269\u4f53\u3002
\nNFC\u901a\u4fe1\u6280\u672f\u76ee\u524d\u5728\u79fb\u52a8\u652f\u4ed8\u548c\u6d88\u8d39\u7c7b\u7535\u5b50\u7b49\u65b9\u9762\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4f8b\u5982\u5f88\u591a\u624b\u673a\u90fd\u5df2\u7ecf\u652f\u6301NFC\u5e94\u7528\uff0c\u516c\u4ea4\u5361\u8fd9\u7c7b\u7684\u5c0f\u989d\u652f\u4ed8\u7cfb\u7edf\u90fd\u662f\u4f7f\u7528\u7684NFC\u6280\u672f\u3002<\/p>\n
(2) \u7f3a\u70b9<\/p>\n
NFC\u6ca1\u6709\u5176\u4ed6\u65e0\u7ebf\u901a\u4fe1\u90a3\u79cd\u65e0\u7ebf\u4fe1\u53f7\u88ab\u7a83\u542c\u7684\u98ce\u9669\uff0c\u4f46\u662f\u5176NFC\u5361\u8fc7\u4e8e\u7b80\u5355\u4ee5\u53ca\u88ab\u52a8\u5f0f\u54cd\u5e94\u7684\u8bbe\u8ba1\u4e5f\u662f\u4e0d\u5b89\u5168\u7684\u56e0\u7d20\u3002\u89c1\u5230\u62a5\u9053\u7684\u98ce\u9669\u4f8b\u5982\uff1a\u5373NFC\u94f6\u884c\u5361\u5185\u7684\u4ea4\u6613\u4fe1\u606f\uff0c\u5f88\u5bb9\u6613\u88ab\u5176\u4ed6\u8bfb\u5361\u5668\uff0c\u751a\u81f3\u667a\u80fd\u624b\u673a\u8bfb\u53d6\u3002
\n\u53e6\u5916\uff0c\u5982\u901a\u4fe1\u8ddd\u79bb\u77ed\uff0c\u901a\u4fe1\u901f\u7387\u4f4e\uff0c\u4e5f\u662f\u5b83\u7684\u7f3a\u70b9\uff0c\u8fd9\u9650\u5236\u4e86NFC\u53ea\u9002\u5408\u7279\u5b9a\u7684\u67d0\u4e9b\u7269\u8054\u7f51\u5e94\u7528\u3002<\/p>\n
6. LoRa<\/strong><\/div>\n
LoRa\u6765\u6e90\u4e8eLong Range\u8fd9\u4e2a\u5355\u8bcd\uff0c\u662f\u4e00\u79cd\u957f\u8ddd\u79bb\u901a\u4fe1\u7684\u901a\u4fe1\u6280\u672f\u3002LoRa\u6280\u672f\u57fa\u4e8e\u7ebf\u6027Chirp\u6269\u9891\u8c03\u5236\uff0c\u5ef6\u7eed\u4e86\u79fb\u9891\u952e\u63a7\u8c03\u5236\u7684\u4f4e\u529f\u8017\u7279\u6027\uff0c\u4f46\u662f\u5927\u5927\u589e\u52a0\u4e86\u901a\u4fe1\u8303\u56f4\u3002 Chirp\u6269\u9891\u8c03\u5236\u6709\u957f\u8ddd\u79bb\u4f20\u8f93\u4ee5\u53ca\u5f88\u597d\u7684\u6297\u5e72\u6270\u6027\uff0c\u5df2\u7ecf\u5728\u519b\u4e8b\u548c\u822a\u5929\u901a\u4fe1\u65b9\u9762\u5e94\u7528\u591a\u5e74\u3002\u6781\u7aef\u60c5\u51b5\u4e0b\uff0cLoRa\u7684\u5355\u4e2a\u7f51\u5173\u6216\u8005\u57fa\u7ad9\u53ef\u4ee5\u8986\u76d6\u6574\u4e2a\u57ce\u5e02\u6216\u8005\u51e0\u5341\u516c\u91cc\u3002<\/p>\n
LoRa\u6280\u672f\u5e94\u7528\u5178\u578b\u573a\u666f\u5305\u62ec\uff1a\u8d85\u957f\u7535\u6c60\u5bff\u547d(\u51e0\u5e74)\uff0c\u8282\u70b9\u4e4b\u95f4\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u4f4e\u901f\u7387(\u5982\u6bcf\u5c0f\u65f6\u53ea\u8981\u4f20\u9012\u51e0\u6b21\u6570\u636e)\u3002\u548cNB-IoT\u6280\u672f\u4e00\u6837\uff0c\u4e5f\u53ef\u4ee5\u727a\u7272\u4f4e\u529f\u8017\u6307\u6807\u6765\u63d0\u9ad8\u901f\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7269\u8054\u7f51\u5e94\u7528\u5df2\u7ecf\u6df1\u5165\u6211\u4eec\u751f\u6d3b\uff0c\u65b9\u65b9\u9762\u9762\u90fd\u80fd\u51fa\u73b0\u7269\u8054\u7f51\u9879\u76ee\u5e94\u7528\u3002\u90a3\u4e48\uff0c\u7269\u8054\u7f51\u65e0\u7ebf\u8fde\u63a5\u6280\u672f\u6709\u54ea\u4e9b\u5462?\u672c\u6587\u4ee56\u7c7b\u65e0\u7ebf\u6280\u672f\u4e3a\u4f8b\uff0c\u6df1\u523b\u5206\u6790\u5404\u7c7b\u4f18\u7f3a\u70b9\u3002<\/p>\n","protected":false},"author":370,"featured_media":130165,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-134464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/134464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/370"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=134464"}],"version-history":[{"count":2,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/134464\/revisions"}],"predecessor-version":[{"id":134560,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/134464\/revisions\/134560"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/130165"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=134464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=134464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=134464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}