{"id":44,"date":"2021-01-07T19:50:22","date_gmt":"2021-01-07T11:50:22","guid":{"rendered":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/docs\/manual\/python\/"},"modified":"2022-10-28T08:31:11","modified_gmt":"2022-10-28T00:31:11","slug":"introduction","status":"publish","type":"docs","link":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/docs\/manual\/introduction\/","title":{"rendered":"\u6982\u8ff0"},"content":{"rendered":"\n<div class=\"wp-block-columns alignwide\">\n<div class=\"wp-block-column\" style=\"flex-basis:66.66%\">\n<h3>\u4ea7\u54c1\u6982\u8ff0<\/h3>\n\n\n\n<p><strong>TinyWSN<\/strong>\uff08<strong>Tiny Wireless Sensor Network<\/strong>\uff09\u662f\u4e00\u5957<strong>Sub-1GHz<\/strong>\u65e0\u7ebf\u4f20\u611f\u5668\u7f51\u7edc\u4ea7\u54c1\uff0c\u652f\u6301<strong>GMSK<\/strong>\uff0c<strong>LORA<\/strong>\u7b49\u591a\u79cd\u8c03\u5236\u65b9\u5f0f\uff0c\u65e8\u5728\u63d0\u4f9b\u4e00\u79cd\u4f4e\u529f\u8017\uff0c\u8fdc\u8ddd\u79bb\uff0c\u5927\u5bb9\u91cf\uff0c\u5b89\u5168\u53ef\u9760\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u662f\u4e00\u5957\u7b80\u5355\u6613\u7528\u7684\u4f4e\u6210\u672c\u65b9\u6848\uff0c\u9002\u7528\u4e8e\u51e0\u4e2a~\u51e0\u5343\u4e2a\u8282\u70b9\u7684\u5e94\u7528\u3002\u5b83\u91c7\u7528\u7684\u662f\u6811\u578b\u62d3\u6251(<strong>Tree topology<\/strong>)\u7ed3\u6784\u7684\u540c\u6b65\u7f51\u7edc\uff0c\u8282\u70b9\u81ea\u52a8\u540c\u6b65\u4e8e\u7cfb\u7edf\u7684\u7f51\u7edc\u65f6\u949f\uff0c\u6309\u8fd9\u4e2a\u65f6\u949f\u6240\u6709\u8282\u70b9\u6709\u5e8f\u5730\u8fdb\u884c\u5de5\u4f5c\u3002\u5b83\u6ca1\u6709\u91c7\u53d6\u5e38\u89c1\u7684\u81ea\u7ec4\u7f51\uff08<strong>MESH<\/strong>\uff09\u65b9\u5f0f\uff0c\u76ee\u7684\u662f\u907f\u514d\u65e0\u7ebf\u51b2\u7a81\uff0c\u7b80\u5316\u8def\u7531\u4fe1\u606f\uff0c\u964d\u4f4e\u8282\u70b9\u529f\u8017\uff0c\u63d0\u9ad8\u53ef\u9760\u6027\u548c\u53ef\u9884\u6d4b\u6027\uff0c\u6700\u7ec8\uff0c\u964d\u4f4e\u5de5\u7a0b\u7ef4\u62a4\u7684\u96be\u5ea6\u3002\u603b\u4e4b\uff0c\u5b83\u662f\u4e00\u5957\u9762\u5411\u5de5\u7a0b\u5e94\u7528\u7684\u7f51\u7edc\u4ea7\u54c1\u3002<\/p>\n\n\n\n<h3>\u7f51\u7edc\u7ed3\u6784<\/h3>\n\n\n\n<p><strong>TinyWSN<\/strong>\u7f51\u7edc\u7531\u8282\u70b9\uff08<strong>N<\/strong><b>ode<\/b>\uff09\u548c\u7f51\u5173\uff08<strong>G<\/strong><b>ateway<\/b>)\u7ec4\u6210\uff0c\u8282\u70b9\u53c8\u5206\u4e3a\u7ec8\u7aef\u8282\u70b9\uff08<strong>End node<\/strong>\uff09\u548c\u8def\u7531\u8282\u70b9(<strong>Route node<\/strong>)\uff0c\u7ec8\u7aef\u8282\u70b9\u53c8\u79f0\u4e3a\u4f20\u611f\u5668\u8282\u70b9\uff0c\u6570\u91cf\u4f17\u591a\uff0c\u662f\u6574\u4e2a\u7f51\u7edc\u7684\u672b\u7aef\u8282\u70b9\uff0c\u8def\u7531\u8282\u70b9\u8d1f\u8d23\u6d88\u606f\u7684\u8f6c\u53d1\u4ee5\u53ca\u7f51\u7edc\u7ba1\u7406\u529f\u80fd\uff0c\u4e00\u4e2a\u8def\u7531\u8282\u548c\u5b83\u7684\u6240\u6709\u63a5\u5165\u7684\u7ec8\u7aef\u8282\u70b9\u5f62\u6210\u4e00\u4e2a\u8702\u7a9d\uff08<strong>Cell<\/strong>\uff09\uff0c\u4e00\u4e2a\u4e2a\u8702\u7a9d\u901a\u8fc7\u7ea7\u8054\u5f62\u6210\u4e00\u5f20\u6811\u578b\u7f51\uff0c\u6700\u7ec8\u8fde\u63a5\u5230\u7f51\u5173\u3002\u7f51\u5173\u5219\u5145\u5f53<strong>TinyWSN<\/strong>\u7f51\u7edc\u548c<strong>TCP\/IP<\/strong>\u7f51\u7edc\u4e4b\u95f4\u7684\u6865\u6881\uff0c\u7f51\u5173\u76ee\u524d\u63d0\u4f9b<strong>MQTT<\/strong>\u8fde\u63a5\uff0c\u652f\u6301\u7528\u6237\u81ea\u5b9a\u4e49\u7684\u6d88\u606f\u8f6c\u6362\u529f\u80fd\u3002\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u5408\uff0c\u4e5f\u53ef\u4ee5\u53d6\u6d88\u7f51\u5173\uff0c\u66ff\u6362\u4e3a\u5e94\u7528\u63a7\u5236\u5668\uff0c\u6d88\u606f\u5c31\u8fd1\u672c\u5730\u5904\u7406\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"705\" src=\"http:\/\/www.tinywsn.net\/wordpress\/wp-content\/uploads\/2021\/01\/network-1.jpg\" alt=\"\" class=\"wp-image-295\" srcset=\"http:\/\/www.tinywsn.net\/wordpress\/wp-content\/uploads\/2021\/01\/network-1.jpg 1024w, http:\/\/www.tinywsn.net\/wordpress\/wp-content\/uploads\/2021\/01\/network-1-300x207.jpg 300w, http:\/\/www.tinywsn.net\/wordpress\/wp-content\/uploads\/2021\/01\/network-1-768x529.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u56fe\u4e2d\u84dd\u7ebf\u8868\u793a\u5f53\u524d\u5df2\u9009\u7684\u8def\u7531\uff0c\u7ea2\u7ebf\u8868\u793a\u7684\u53ef\u9009\/\u5907\u9009\u8def\u7531\uff0c\u5b83\u8868\u793a\u6811\u578b\u7f51\u4e2d\u7236\u5b50\u5173\u7cfb\u52a8\u6001\u5efa\u7acb\u7684\uff0c\u5b50\u8282\u70b9\u6839\u636e\u914d\u7f6e\u7684\u5c42\u6b21\u5173\u7cfb\uff08<strong>Tree level<\/strong>\uff09\u4f1a\u626b\u63cf\u9644\u8fd1\u53ef\u7528\u7236\u8282\u70b9\uff0c\u4f18\u9009\u5176\u4e2d\u4e00\u4e2a\u3002\u5982\u679c\u7236\u8282\u70b9\u53d1\u751f\u6545\u969c\uff0c\u5b83\u5c31\u4f1a\u91cd\u65b0\u8fdb\u884c\u626b\u63cf\u548c\u9009\u62e9\uff0c\u8fd9\u6837\u52a8\u6001\u5f62\u6210\u7684\u6811\u578b\u7f51\u5bf9\u6545\u969c\u6709\u5f88\u597d\u7684\u81ea\u6062\u590d\u80fd\u529b\uff0c\u800c\u4e14\u8fd8\u53ef\u4e5f\u76f4\u63a5\u52a0\u5165\u65b0\u7684\u8def\u7531\u8282\u70b9\uff0c\u5e73\u6ed1\u5730\u8fdb\u884c\u6269\u5bb9\u7684\u3002\u800c\u4e14\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\uff0c\u8fd8\u53ef\u4ee5\u914d\u7f6e\u6210\u4e3a\u661f\u578b\u7f51\uff08<strong>Star topology<\/strong>\uff09\u548c\u94fe\u578b\u7f51(<strong>Linear topology<\/strong>)\u3002<\/p>\n\n\n\n<h3>\u5bfb\u5740\u65b9\u5f0f<\/h3>\n\n\n\n<ul><li>\u5355\u8282\u70b9<\/li><li>\u8702\u7a9d\u5e7f\u64ad<\/li><li>\u5b50\u7f51\u5e7f\u64ad<\/li><\/ul>\n\n\n\n<p>\u4e0b\u884c\u62a5\u6587\u53ef\u4ee5\u76f4\u63a5\u4f20\u9001\u5230\u5355\u4e2a\u8282\u70b9\uff0c \u4e5f\u53ef\u4ee5\u5728\u4e00\u4e2a\u8702\u7a9d\u5185\u8fdb\u884c\u5e7f\u64ad\uff0c\u8fd8\u53ef\u4ee5\u5728\u4e00\u4e2a\u5b50\u7f51\uff08<strong>Sub network<\/strong>\uff09\u5185\u8fdb\u884c\u5e7f\u64ad\uff0c\u8fd9\u91cc\u5b50\u7f51\u6307\u4e00\u4e2a\u8282\u70b9\u4ee5\u53ca\u5b83\u6240\u6709\u7684\u5b50\u8282\u70b9\u6784\u6210\u7f51\u7edc\uff0c\u53ef\u4ee5\u5305\u62ec\u51e0\u4e2a\u8702\u7a9d\uff0c\u6839\u8282\u70b9\u7684\u5b50\u7f51\u5176\u5b9e\u5c31\u662f\u5168\u7f51\u3002\u8fd9\u4e09\u79cd\u5bfb\u5740\u65b9\u5f0f\u4e3b\u8981\u5e94\u7528\u5728\u4e0b\u884c\u62a5\u6587\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u5728\u4e0b\u884c\u7684\u62a5\u6587\u4e2d\u8fdb\u884c\u8bbe\u7f6e\u3002 \u4e0a\u884c\u62a5\u6587\u6700\u7ec8\u90fd\u6d41\u5411\u7f51\u5173\u3002<\/p>\n\n\n\n<h3>\u540c\u6b65\u6a21\u5f0f<\/h3>\n\n\n\n<p>\u5f97\u76ca\u4e8e\u7f51\u7edc\u540c\u6b65\u7684\u7279\u6027\uff0c\u8282\u70b9\u53ef\u4ee5\u7cbe\u786e\u5730\u5728\u81ea\u5df1\u7684\u6536\u53d1\u7a97\u53e3\u4e2d\u9192\u6765\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5728\u5176\u4ed6\u7a7a\u95f2\u65f6\u95f4\u8fdb\u884c\u7761\u7720\uff08\u7535\u6d41\u5c0f\u4e8e<strong>1.<\/strong>6 <strong>uA<\/strong>)\uff0c \u7531\u4e8e\u907f\u514d\u4e86\u65e0\u8c13\u7684\u6536\u53d1\u5c1d\u8bd5\uff0c\u53ef\u4ee5\u8f83\u5927\u5730\u964d\u4f4e\u7cfb\u7edf\u529f\u8017\uff0c\u540c\u65f6\u8fd8\u89e3\u51b3\u65e0\u7ebf\u6536\u53d1\u51b2\u7a81\u95ee\u9898\uff0c\u63d0\u9ad8\u6574\u4e2a\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u53ef\u9884\u6d4b\u6027\u3002\u800c\u4e14\u8fd8\u63d0\u4f9b\u6df1\u5ea6\u7761\u7720\u6a21\u5f0f\uff08\u7535\u6d41\u5c0f\u4e8e<strong>0.8 uA<\/strong>\uff09\uff0c\u6765\u6ee1\u8db3\u7279\u5b9a\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n\n\n\n<h3>\u65e0\u7ebf\u5524\u9192<\/h3>\n\n\n\n<p>\u5f53\u7ec8\u7aef\u8282\u70b9\u6a21\u5757\u4e0a\u7535\u540e\uff0c\u5b83\u626b\u63cf\u65e0\u7ebf\u4fe1\u9053\uff0c\u5c1d\u8bd5\u5bfb\u627e\u8def\u7531\u8282\u70b9\uff0c\u5982\u679c\u63a5\u5165\u6210\u529f\u540e\uff0c\u5c31\u8fdb\u5165\u8fde\u63a5\u6a21\u5f0f\uff08\u540c\u6b65\u6a21\u5f0f\uff09\uff0c\u5982\u679c\u591a\u6b21\u5c1d\u8bd5\u5931\u8d25\u540e\uff0c\u8fdb\u5165\u76d1\u542c\u6a21\u5f0f\uff08low duty rx\uff09\uff0c\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u5b83\u5468\u671f\u6253\u5f00\u63a5\u53d7\u7a97\u53e3\u4e00\u5c0f\u6bb5\u65f6\u95f4\uff0c\u8fd9\u79cd\u6a21\u5f0f\u53ef\u4ee5\u5927\u5927\u7684\u964d\u4f4e\u7cfb\u7edf\u529f\u8017\uff0c\u5982\u679c\u63a5\u53d7\u5230\u5524\u9192\u6570\u636e\u5e27\uff0c\u91cd\u65b0\u8fdb\u5165\u626b\u63cf\u6a21\u5f0f\uff0c\u4e0b\u56fe\u5c31\u662f\u5b83\u7684\u6a21\u5f0f\u8f6c\u6362\u56fe<\/p>\n\n\n\n<figure class=\"wp-block-image alignwide size-large\"><img src=\"http:\/\/www.tinywsn.net\/wordpress\/wp-content\/uploads\/2021\/08\/tinywsn-node-state.jpg\" alt=\"\" class=\"wp-image-1589\"\/><\/figure>\n\n\n\n<h3>\u529f\u7387\u63a7\u5236<\/h3>\n\n\n\n<p>\u5f15\u5165\u52a8\u6001\u529f\u7387\u63a7\u5236\u662f\u4e3a\u4e86\u8fdb\u4e00\u6b65\u964d\u4f4e\u8282\u70b9\u7684\u53d1\u5c04\u529f\u7387\uff0c\u521d\u59cb\u63a5\u5165\u65f6\u6309\u8bbe\u5b9a\u7684\u529f\u7387\u53d1\u5c04\uff0c\u7cfb\u7edf\u6309\u7167\u63a5\u53d7\u7684\u4fe1\u53f7\u5f3a\u5ea6\u548c\u8d28\u91cf\uff0c\u52a8\u6001\u8c03\u6574\u8282\u70b9\u7684\u53d1\u5c04\u529f\u7387\uff0c\u5728\u53d1\u5c04\u529f\u8017\u548c\u63a5\u53d7\u8d28\u91cf\u4e4b\u95f4\u53d6\u5f97\u4e00\u4e2a\u5e73\u8861\u3002<\/p>\n\n\n\n<h3>\u901a\u4fe1\u5e26\u5bbd<\/h3>\n\n\n\n<p>\u7ec8\u7aef\u8282\u70b9\u901a\u4fe1\u5e26\u5bbd\u9700\u6c42\u5c0f\uff0c\u53ea\u9700\u4f20\u8f93\u5c11\u91cf\u7684\u6d4b\u91cf\u6570\u636e\uff0c\u800c\u8def\u7531\u8282\u9700\u8981\u670d\u52a1\u591a\u4e2a\u7ec8\u7aef\u8282\u70b9\uff0c 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ID<\/strong>)\u548c\u63a5\u5165\u5bc6\u7801\u6765\u63a7\u5236\u8282\u70b9\u7684\u63a5\u5165\uff0c\u5728\u63a5\u5165\u8fc7\u7a0b\u4e2d\u4f1a\u52a8\u6001\u751f\u6210\u4f1a\u8bdd\u79d8\u94a5(<strong>Session key<\/strong>), \u5229\u7528\u8fd9\u4e2a\u79d8\u94a5\u4ee5\u53ca\u65f6\u95f4\u6233\u4fe1\u606f\uff08<strong>Timestamp<\/strong>)\u5bf9\u6d88\u606f\u8fdb\u884c\u52a0\u5bc6\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u5916\u754c\u7684\u76d1\u542c\u7834\u8bd1\u4ee5\u53ca\u56de\u653e\u653b\u51fb\uff08<strong>Replay Attacks<\/strong>\uff09\uff0c\u540c\u65f6\u7f51\u5173\u548cMQTT\u670d\u52a1\u5668\u4e4b\u95f4\u652f\u6301TLS\/SSL\u8fdb\u884c\u8ba4\u8bc1\u548c\u52a0\u5bc6\uff0c\u901a\u8fc7\u4ee5\u4e0a\u8fd9\u4e9b\u673a\u5236\u53ef\u4ee5\u5f88\u597d\u5730\u63d0\u9ad8\u4e86\u7cfb\u7edf\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<h3>\u63a5\u53e3\u63cf\u8ff0<\/h3>\n\n\n\n<ul><li>\u4ea4\u4e92\u547d\u4ee4<\/li><li>\u7cfb\u7edf\u62a5\u6587<\/li><li>\u5d4c\u5165\u6a21\u5f0f<\/li><\/ul>\n\n\n\n<p>\u8282\u70b9\u5bf9\u5916\u63d0\u4f9bUART\u63a5\u53e3\uff0c\u53ef\u4ee5\u652f\u6301\u62a5\u6587\u548c\u547d\u4ee4\u4e24\u79cd\u63a5\u53e3\uff0c\u901a\u8fc7\u8f93\u5165\u7ba1\u811ausrpkt\u8fdb\u884c\u914d\u7f6e, 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class=\"wp-block-column\" style=\"flex-basis:33.33%\"><\/div>\n<\/div>\n","protected":false},"featured_media":0,"parent":43,"menu_order":2,"comment_status":"open","ping_status":"closed","template":"","docs_category":[],"_links":{"self":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/44"}],"collection":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/types\/docs"}],"replies":[{"embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=44"}],"version-history":[{"count":16,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/44\/revisions"}],"predecessor-version":[{"id":1760,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/44\/revisions\/1760"}],"up":[{"embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/43"}],"wp:attachment":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=44"}],"wp:term":[{"taxonomy":"docs_category","embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs_category?post=44"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}