{"id":4805,"date":"2021-09-10T11:06:03","date_gmt":"2021-09-10T03:06:03","guid":{"rendered":"http:\/\/122.152.205.50\/wordpress\/?p=4805"},"modified":"2021-09-10T11:06:03","modified_gmt":"2021-09-10T03:06:03","slug":"android%e8%93%9d%e7%89%99%e6%89%ab%e6%8f%8f","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=4805","title":{"rendered":"Android\u84dd\u7259\u626b\u63cf"},"content":{"rendered":"<p>\u8f6c\u8f7d\uff1a<a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/www.jianshu.com\/p\/fcc3d379c787\">https:\/\/www.jianshu.com\/p\/fcc3d379c787<\/a>\uff0c\u9632\u6b62\u6587\u7ae0\u6d88\u5931\uff0c\u590d\u5236\u8fc7\u6765\u3002<\/p>\n<p>\u84dd\u7259\u626b\u63cf\u7684\u76ee\u7684\u5728\u4e8e\u53d1\u73b0\u8bbe\u5907\u6216\u8005\u63a5\u6536\u8bbe\u5907\u5e7f\u64ad\uff0c\u8bbe\u5907\u5305\u62ec\u7ecf\u5178\u84dd\u7259\u8bbe\u5907\u548cBLE\u84dd\u7259\u8bbe\u5907\uff0c\u8fd9\u4e24\u79cd\u8bbe\u5907\u7684\u626b\u63cf\u65b9\u5f0f\u4e0d\u540c\u3002<\/p>\n<h1>\u7ecf\u5178\u84dd\u7259\u8bbe\u5907<\/h1>\n<p>\u5bf9\u4e8e\u7ecf\u5178\u84dd\u7259\u8bbe\u5907\uff0c\u626b\u63cf\u662f\u901a\u8fc7\u8c03\u7528startDiscovery\u63a5\u53e3\uff0c\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u901a\u8fc7BroadcastReceiver\u63a5\u6536\u7684\uff0c\u53ef\u4ee5\u83b7\u53d6\u8bbe\u5907MAC\u5730\u5740\uff0c\u540d\u79f0\u4ee5\u53caRSSI\u3002<\/p>\n<p>startDiscovery\u662f\u4e2a\u5f02\u6b65\u8c03\u7528\uff0c\u4f1a\u7acb\u5373\u8fd4\u56de\u3002\u5982\u679c\u4e0d\u8c03\u7528cancelDiscovery\u4e3b\u52a8\u505c\u6b62\u626b\u63cf\u7684\u8bdd\uff0c\u6700\u591a\u626b\u63cf12s\u3002<\/p>\n<p>\u5e7f\u64ad\u4e3b\u8981\u76d1\u542c\u4ee5\u4e0b\u51e0\u4e2aAction\uff1a<\/p>\n<p>BluetoothDevice.ACTION_FOUND<\/p>\n<p>BluetoothAdapter.ACTION_DISCOVERY_STARTED<\/p>\n<p>BluetoothAdapter.ACTION_DISCOVERY_FINISHED<\/p>\n<p>\u53e6\u5916\u8981\u6ce8\u610fstartDiscovery\u8fd4\u56de\u7684\u8bbe\u5907\u4e0d\u5305\u62ec\u5df2\u914d\u5bf9\u8bbe\u5907\uff0c\u5982\u8981\u83b7\u53d6\u5df2\u914d\u5bf9\u8bbe\u5907\uff0c\u9700\u8981\u989d\u5916\u8c03\u7528getBondedDevices\u3002<\/p>\n<h1>BLE\u84dd\u7259\u8bbe\u5907<\/h1>\n<p>\u5bf9\u4e8eBLE\u84dd\u7259\u8bbe\u5907\uff0c\u626b\u63cf\u662f\u901a\u8fc7\u8c03\u7528startLeScan\u63a5\u53e3\uff0c\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u901a\u8fc7onLeScan\u56de\u8c03\uff0c\u9664\u4e86\u83b7\u5f97\u8bbe\u5907MAC\u5730\u5740\uff0c\u540d\u79f0\u53caRSSI\u4e4b\u5916\u8fd8\u80fd\u83b7\u53d6\u8bbe\u5907\u5e7f\u64ad\uff0c\u5e7f\u64ad\u662f\u4ee5byte\u6570\u7ec4\u7684\u5f62\u5f0f\u8868\u793a\u7684\u3002<\/p>\n<p>\u8f83\u65b0\u7684Android\u7248\u672c\u63d0\u4f9b\u4e86\u65b0\u7684\u626b\u63cf\u63a5\u53e3\uff0c\u53ef\u66f4\u7075\u6d3b\u5730\u914d\u7f6e\u626b\u63cf\u7b56\u7565\uff0c\u8be6\u60c5\u53ef\u53c2\u8003\u5b98\u7f51\u6587\u6863\uff0c\u6b64\u5904\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n<h1>\u8981\u6ce8\u610f\u7684\u95ee\u9898<\/h1>\n<p>\u4e00\uff0c\u9700\u8981\u6253\u5f00\u4ee5\u4e0b\u6743\u9650<\/p>\n<pre data-language=XML><code class=\"language-markup line-numbers\">android.permission.BLUETOOTH\n\nandroid.permission.ACCESS_COARSE_LOCATION\n\nandroid.permission.BLUETOOTH_ADMIN\n\nandroid.permission.ACCESS_FINE_LOCATION\n<\/code><\/pre>\n<p>\u53e6\u5916\u8fd8\u8981\u6ce8\u610f\u52a8\u6001\u6743\u9650\u95ee\u9898\uff0c<strong>\u5728Android 6.0(targetSdkVersion>=23)\u4e4b\u540e\uff0c\u9700\u8981\u52a8\u6001\u7533\u8bf7\u83b7\u53d6\u7528\u6237\u4f4d\u7f6e\u7684\u6743\u9650<\/strong>\uff0c\u4e0d\u7136\u83b7\u53d6\u4e0d\u5230\u8bbe\u5907\u626b\u63cf\u7ed3\u679c\u3002<\/p>\n<p>\u4e8c\uff0cstartDiscovery\u5728\u5927\u591a\u6570\u624b\u673a\u4e0a\u662f\u53ef\u4ee5\u540c\u65f6\u53d1\u73b0\u7ecf\u5178\u84dd\u7259\u548cBle\u7684\uff0c\u4f46\u662fstartDiscovery\u7684\u56de\u8c03\u65e0\u6cd5\u8fd4\u56deBLE\u7684\u5e7f\u64ad\uff0c\u6240\u4ee5\u65e0\u6cd5\u901a\u8fc7\u5e7f\u64ad\u8bc6\u522b\u8bbe\u5907\uff0c\u4e14startDiscovery\u626b\u63cfBLE\u7684\u6548\u7387\u6bd4startLeScan\u4f4e\u5f88\u591a\u3002\u6240\u4ee5\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u662fstartDiscovery\u548cstartLeScan\u5206\u5f00\u626b\uff0c\u524d\u8005\u626b\u7ecf\u5178\u84dd\u7259\uff0c\u540e\u8005\u626b\u4f4e\u529f\u8017\u84dd\u7259\u3002<\/p>\n<p>\u4e09\uff0cstartLeScan() \u7684\u65f6\u5019\uff0c\u5728onLeScan() \u4e2d\u4e0d\u80fd\u505a\u8017\u65f6\u64cd\u4f5c\uff0c\u7279\u522b\u662f\u5468\u56f4\u7684BLE\u8bbe\u5907\u591a\u7684\u65f6\u5019\uff0c\u5bb9\u6613\u5bfc\u81f4\u5e95\u5c42\u5835\u585e\uff0c\u5982\u679c\u6709\u8017\u65f6\u64cd\u4f5c\u8bf7\u4e22\u5230\u5b50\u7ebf\u7a0b\u4e2d\u53bb\u5904\u7406\u3002\u5982\u89e3\u6790\u5e7f\u64ad\u8bc6\u522b\u8bbe\u5907\u7b49\u64cd\u4f5c\u53ef\u80fd\u4f1a\u8f83\u8017\u65f6\u3002<\/p>\n<p>\u56db\uff0c\u5b9e\u8df5\u4e2d\u53d1\u73b0\u540c\u6837\u4e00\u4e2a\u8bbe\u5907\uff0c\u6709\u7684\u624b\u673a\u5f88\u5bb9\u6613\u5c31\u626b\u51fa\u6765\u4e86\uff0c\u6709\u7684\u624b\u673a\u5f88\u96be\u626b\u51fa\u6765\u3002\u8fd9\u79cd\u60c5\u51b5\u5efa\u8bae\u53ef\u4ee5\u591a\u626b\u51e0\u6b21\uff0c\u6bcf\u6b21\u626b\u63cf\u65f6\u95f4\u77ed\u4e00\u70b9\u3002<\/p>\n<button class=\"simplefavorite-button\" data-postid=\"4805\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[245],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/4805"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4805"}],"version-history":[{"count":1,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/4805\/revisions"}],"predecessor-version":[{"id":4806,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/4805\/revisions\/4806"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4805"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}