{"id":32203,"date":"2022-12-26T21:42:01","date_gmt":"2023-05-01T22:50:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%bb%9f%e8%ae%a1%e5%ae%89%e8%a3%85%e4%ba%86%e6%96%b0%e5%86%a0%e7%97%85%e6%af%92%e6%8e%a5%e8%a7%a6%e8%bf%bd%e8%b8%aa%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%ef%bc%88cocoa%ef%bc%89%e7%9a%84%e6%89%8b\/"},"modified":"2024-04-29T07:05:39","modified_gmt":"2024-04-28T23:05:39","slug":"%e7%bb%9f%e8%ae%a1%e5%ae%89%e8%a3%85%e4%ba%86%e6%96%b0%e5%86%a0%e7%97%85%e6%af%92%e6%8e%a5%e8%a7%a6%e8%bf%bd%e8%b8%aa%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%ef%bc%88cocoa%ef%bc%89%e7%9a%84%e6%89%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%bb%9f%e8%ae%a1%e5%ae%89%e8%a3%85%e4%ba%86%e6%96%b0%e5%86%a0%e7%97%85%e6%af%92%e6%8e%a5%e8%a7%a6%e8%bf%bd%e8%b8%aa%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%ef%bc%88cocoa%ef%bc%89%e7%9a%84%e6%89%8b\/","title":{"rendered":"\u7edf\u8ba1\u5b89\u88c5\u4e86\u65b0\u51a0\u75c5\u6bd2\u63a5\u89e6\u8ffd\u8e2a\u5e94\u7528\u7a0b\u5e8f\uff08COCOA\uff09\u7684\u624b\u673a\u6570\u91cf"},"content":{"rendered":"<h2>\u9996\u5148<\/h2>\n<p>\u5927\u7ea6\u57282020\u5e747\u6708\uff0c\u6211\u5728Mac\u7684Swift Playgrounds\u4e2d\u7f16\u5199\u4e86\u4e00\u6bb5\u4ee3\u7801\uff0c\u8be5\u4ee3\u7801\u53ef\u4ee5\u8ba1\u7b97\u5468\u56f4\u65b0\u578b\u51a0\u72b6\u75c5\u6bd2\u63a5\u89e6\u786e\u8ba4\u5e94\u7528\u7a0b\u5e8f\uff08COCOA\uff09\u5b89\u88c5\u5728\u624b\u673a\u4e0a\u7684\u79d2\u6570\u3002\u6211\u8fd8\u521b\u5efa\u4e86iOS\u5e94\u7528\u7a0b\u5e8f\u7248\u672c\uff0c\u4f46\u5728iOS13\u4ee5\u4e0a\u7248\u672c\u4e2d\uff0cCOCOA\u65e0\u6cd5\u88ab\u68c0\u6d4b\u5230\u3002\u73b0\u5728\uff0c\u6211\u9762\u4e34\u4f7f\u7528javascript\u7f16\u5199\u7c7b\u4f3c\u529f\u80fd\u7684\u6311\u6218\u3002<\/p>\n<blockquote><p>\u6211\u505a\u4e86\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u6765\u8c03\u67e5\u65b0\u51a0\u63a5\u89e6\u786e\u8ba4\u5e94\u7528\u7a0b\u5e8f\u7684\u4f7f\u7528\u60c5\u51b5\u3002<\/p><\/blockquote>\n<p><script><\/script><\/p>\n<h2>\u5feb\u6377\u4ee3\u7801<\/h2>\n<pre class=\"post-pre\"><code><span class=\"kd\">import<\/span> <span class=\"kt\">UIKit<\/span>\r\n<span class=\"kd\">import<\/span> <span class=\"kt\">CoreBluetooth<\/span>\r\n<span class=\"kd\">import<\/span> <span class=\"kt\">PlaygroundSupport<\/span>\r\n\r\n<span class=\"kd\">class<\/span> <span class=\"kt\">ViewController<\/span><span class=\"p\">:<\/span> <span class=\"kt\">UIViewController<\/span><span class=\"p\">,<\/span> <span class=\"kt\">CBCentralManagerDelegate<\/span> <span class=\"p\">{<\/span>\r\n    \r\n    <span class=\"k\">var<\/span> <span class=\"nv\">centralManager<\/span><span class=\"p\">:<\/span> <span class=\"kt\">CBCentralManager<\/span><span class=\"p\">?<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"nv\">scanTime<\/span><span class=\"p\">:<\/span> <span class=\"kt\">Double<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">10<\/span> <span class=\"c1\">\/\/ seconds<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"nv\">label<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">UILabel<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"k\">var<\/span> <span class=\"nv\">count<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n    \r\n    <span class=\"k\">override<\/span> <span class=\"kd\">func<\/span> <span class=\"nf\">viewDidLoad<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">super<\/span><span class=\"o\">.<\/span><span class=\"nf\">viewDidLoad<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"n\">view<\/span><span class=\"o\">.<\/span><span class=\"n\">backgroundColor<\/span> <span class=\"o\">=<\/span> <span class=\"o\">.<\/span><span class=\"n\">white<\/span>\r\n        <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">frame<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">CGRect<\/span><span class=\"p\">(<\/span><span class=\"nv\">x<\/span><span class=\"p\">:<\/span> <span class=\"mi\">0<\/span><span class=\"p\">,<\/span> <span class=\"nv\">y<\/span><span class=\"p\">:<\/span> <span class=\"mi\">0<\/span><span class=\"p\">,<\/span> <span class=\"nv\">width<\/span><span class=\"p\">:<\/span> <span class=\"kt\">UIScreen<\/span><span class=\"o\">.<\/span><span class=\"n\">main<\/span><span class=\"o\">.<\/span><span class=\"n\">bounds<\/span><span class=\"o\">.<\/span><span class=\"n\">size<\/span><span class=\"o\">.<\/span><span class=\"n\">width<\/span><span class=\"p\">,<\/span> <span class=\"nv\">height<\/span><span class=\"p\">:<\/span> <span class=\"kt\">UIScreen<\/span><span class=\"o\">.<\/span><span class=\"n\">main<\/span><span class=\"o\">.<\/span><span class=\"n\">bounds<\/span><span class=\"o\">.<\/span><span class=\"n\">size<\/span><span class=\"o\">.<\/span><span class=\"n\">height<\/span><span class=\"o\">\/<\/span><span class=\"mi\">4<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">center<\/span> <span class=\"o\">=<\/span> <span class=\"n\">view<\/span><span class=\"o\">.<\/span><span class=\"n\">center<\/span>\r\n        <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">textAlignment<\/span> <span class=\"o\">=<\/span> <span class=\"o\">.<\/span><span class=\"n\">left<\/span>\r\n        <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">font<\/span> <span class=\"o\">=<\/span> <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">font<\/span><span class=\"o\">.<\/span><span class=\"nf\">withSize<\/span><span class=\"p\">(<\/span><span class=\"mi\">100<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">text<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"-\"<\/span>\r\n        <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">view<\/span><span class=\"o\">.<\/span><span class=\"nf\">addSubview<\/span><span class=\"p\">(<\/span><span class=\"n\">label<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">centralManager<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">CBCentralManager<\/span><span class=\"p\">(<\/span><span class=\"nv\">delegate<\/span><span class=\"p\">:<\/span> <span class=\"k\">self<\/span><span class=\"p\">,<\/span> <span class=\"nv\">queue<\/span><span class=\"p\">:<\/span> <span class=\"kc\">nil<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    \r\n    <span class=\"kd\">func<\/span> <span class=\"nf\">scanStart<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"n\">centralManager<\/span><span class=\"o\">!.<\/span><span class=\"n\">isScanning<\/span> <span class=\"o\">==<\/span> <span class=\"kc\">false<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">let<\/span> <span class=\"nv\">service<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">CBUUID<\/span><span class=\"p\">(<\/span><span class=\"nv\">string<\/span><span class=\"p\">:<\/span> <span class=\"s\">\"fd6f\"<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">centralManager<\/span><span class=\"p\">?<\/span><span class=\"o\">.<\/span><span class=\"nf\">scanForPeripherals<\/span><span class=\"p\">(<\/span><span class=\"nv\">withServices<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"n\">service<\/span><span class=\"p\">],<\/span> <span class=\"nv\">options<\/span><span class=\"p\">:<\/span> <span class=\"kc\">nil<\/span><span class=\"p\">)<\/span>\r\n            <span class=\"kt\">DispatchQueue<\/span><span class=\"o\">.<\/span><span class=\"n\">main<\/span><span class=\"o\">.<\/span><span class=\"nf\">asyncAfter<\/span><span class=\"p\">(<\/span><span class=\"nv\">deadline<\/span><span class=\"p\">:<\/span> <span class=\"o\">.<\/span><span class=\"nf\">now<\/span><span class=\"p\">()<\/span> <span class=\"o\">+<\/span> <span class=\"n\">scanTime<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">centralManager<\/span><span class=\"p\">?<\/span><span class=\"o\">.<\/span><span class=\"nf\">stopScan<\/span><span class=\"p\">()<\/span>\r\n                <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">label<\/span><span class=\"o\">.<\/span><span class=\"n\">text<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"<\/span><span class=\"se\">\\(<\/span><span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">count<\/span><span class=\"se\">)<\/span><span class=\"s\">\"<\/span>\r\n                <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"n\">count<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span>\r\n                <span class=\"k\">self<\/span><span class=\"o\">.<\/span><span class=\"nf\">scanStart<\/span><span class=\"p\">()<\/span>\r\n            <span class=\"p\">}<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    \r\n    <span class=\"kd\">func<\/span> <span class=\"nf\">centralManagerDidUpdateState<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span> <span class=\"nv\">central<\/span><span class=\"p\">:<\/span> <span class=\"kt\">CBCentralManager<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">switch<\/span> <span class=\"p\">(<\/span><span class=\"n\">central<\/span><span class=\"o\">.<\/span><span class=\"n\">state<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">poweredOn<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"nf\">scanStart<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">unknown<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">resetting<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">unsupported<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">unauthorized<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"k\">case<\/span> <span class=\"o\">.<\/span><span class=\"nv\">poweredOff<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"kd\">@unknown<\/span> <span class=\"k\">default<\/span><span class=\"p\">:<\/span>\r\n            <span class=\"k\">break<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    \r\n    <span class=\"kd\">func<\/span> <span class=\"nf\">centralManager<\/span><span class=\"p\">(<\/span><span class=\"n\">_<\/span> <span class=\"nv\">central<\/span><span class=\"p\">:<\/span> <span class=\"kt\">CBCentralManager<\/span><span class=\"p\">,<\/span> <span class=\"n\">didDiscover<\/span> <span class=\"nv\">peripheral<\/span><span class=\"p\">:<\/span> <span class=\"kt\">CBPeripheral<\/span><span class=\"p\">,<\/span> <span class=\"nv\">advertisementData<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"kt\">String<\/span> <span class=\"p\">:<\/span> <span class=\"kt\">Any<\/span><span class=\"p\">],<\/span> <span class=\"n\">rssi<\/span> <span class=\"kt\">RSSI<\/span><span class=\"p\">:<\/span> <span class=\"kt\">NSNumber<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">print<\/span><span class=\"p\">(<\/span><span class=\"n\">peripheral<\/span><span class=\"o\">.<\/span><span class=\"n\">identifier<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"n\">count<\/span> <span class=\"o\">+=<\/span> <span class=\"mi\">1<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"kt\">PlaygroundPage<\/span><span class=\"o\">.<\/span><span class=\"n\">current<\/span><span class=\"o\">.<\/span><span class=\"n\">liveView<\/span> <span class=\"o\">=<\/span> <span class=\"kt\">ViewController<\/span><span class=\"p\">()<\/span>\r\n<\/code><\/pre>\n<div>macOS Catalina\u548ciPadOS 12\u7684Swift Playgrounds\u80fd\u591f\u68c0\u6d4b\u5230COCOA\uff0c\u4f46\u662f\u5728macOS Monterey\u548ciPadOS 13\u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\uff0c\u65e0\u6cd5\u518d\u8fdb\u884c\u68c0\u6d4b\u3002<\/div>\n<h2>\u9884\u5148\u8c03\u67e5<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">node.js v8\u306e\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001noble\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u3001BLE\u306e\u4e8b\u4f8b\u304c\u3042\u3063\u305f\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">openSSL\u306e\u8106\u5f31\u6027\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u3044\u305f\u3044\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3067\u304d\u308b\u3060\u3051\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306enode.js\u3067BLE\u3092\u4f7f\u3046\u6642\u3001\u30a2\u30d0\u30f3\u30c0\u30f3\u30a6\u30a7\u30a2\u30d7\u30ed\u30b8\u30a7\u30af\u30c8 (Abandonware) \u306enoble\u3092\u4f7f\u3046\u3089\u3057\u3044\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">node.js\u306e\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u306f\u3001ARMv6\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u306a\u3044\u3002<\/ul>\n<h2>\u73af\u5883<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Raspberry Pi Zero (CPU ARMv6)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Raspberry Pi OS Lite 32bit January 28th 2022 (bullseye)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">node.js v17.7.2<\/ul>\n<h2>\u5b89\u88c5Node.js<\/h2>\n<p>\u5c06\u73af\u5883\u53d8\u91cf\u6dfb\u52a0\u5230 ~ \/ .profile\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">VERSION<\/span><span class=\"o\">=<\/span>v17.7.2\r\n<span class=\"nv\">DISTRO<\/span><span class=\"o\">=<\/span>linux-armv6l\r\n<span class=\"nb\">export <\/span><span class=\"nv\">PATH<\/span><span class=\"o\">=<\/span>\/usr\/local\/lib\/nodejs\/node-<span class=\"nv\">$VERSION<\/span>-<span class=\"nv\">$DISTRO<\/span>\/bin:<span class=\"nv\">$PATH<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u66f4\u6539&#8221;VERSION&#8221;\u6765\u5b89\u88c5\u4e0d\u540c\u7248\u672c\u7684nodejs\u3002<\/p>\n<p>\u5c06\u73af\u5883\u53d8\u91cf\u5e94\u7528\u4e8e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">.<\/span> ~\/.profile\r\n<\/code><\/pre>\n<p>\u7531\u4e8eNode.js\u5b98\u65b9\u7f51\u7ad9\u6ca1\u6709ARMv6\u7684\u4e8c\u8fdb\u5236\u7248\u672c\uff0c\u56e0\u6b64\u9700\u8981\u4ece\u975e\u5b98\u65b9\u6784\u5efa\u7f51\u7ad9\u8fdb\u884c\u4e0b\u8f7d\u3002<\/p>\n<pre class=\"post-pre\"><code>curl <span class=\"nt\">-OL<\/span> https:\/\/unofficial-builds.nodejs.org\/download\/release\/<span class=\"nv\">$VERSION<\/span>\/node-<span class=\"nv\">$VERSION<\/span>-<span class=\"nv\">$DISTRO<\/span>.tar.gz\r\n<\/code><\/pre>\n<p>\u89e3\u538b\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo mkdir<\/span> <span class=\"nt\">-p<\/span> \/usr\/local\/lib\/nodejs\r\n<span class=\"nb\">sudo tar<\/span> <span class=\"nt\">-zxvf<\/span> node-v16.14.2-linux-armv6l.tar.gz <span class=\"nt\">-C<\/span> \/usr\/local\/lib\/nodejs\r\n<\/code><\/pre>\n<p>\u6211\u5c06\u521b\u5efa\u4e00\u4e2a\u7b26\u53f7\u94fe\u63a5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo ln<\/span> <span class=\"nt\">-s<\/span> \/usr\/local\/lib\/nodejs\/node-<span class=\"nv\">$VERSION<\/span>-<span class=\"nv\">$DISTRO<\/span>\/bin\/node \/usr\/bin\/node\r\n<span class=\"nb\">sudo ln<\/span> <span class=\"nt\">-s<\/span> \/usr\/local\/lib\/nodejs\/node-<span class=\"nv\">$VERSION<\/span>-<span class=\"nv\">$DISTRO<\/span>\/bin\/npm \/usr\/bin\/npm\r\n<span class=\"nb\">sudo ln<\/span> <span class=\"nt\">-s<\/span> \/usr\/local\/lib\/nodejs\/node-<span class=\"nv\">$VERSION<\/span>-<span class=\"nv\">$DISTRO<\/span>\/bin\/npx \/usr\/bin\/npx\r\n<\/code><\/pre>\n<h2>\u786e\u8ba4<\/h2>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>node <span class=\"nt\">-v<\/span>\r\nv17.7.2\r\n<span class=\"nv\">$ <\/span>npm <span class=\"nt\">-v<\/span>\r\n8.5.2\r\n<span class=\"nv\">$ <\/span>npx <span class=\"nt\">-v<\/span>\r\n8.5.2\r\n<span class=\"nv\">$ <\/span>node <span class=\"nt\">-p<\/span> process.versions\r\n<span class=\"o\">{<\/span>\r\n  node: <span class=\"s1\">'17.7.2'<\/span>,\r\n  v8: <span class=\"s1\">'9.6.180.15-node.15'<\/span>,\r\n  uv: <span class=\"s1\">'1.43.0'<\/span>,\r\n  zlib: <span class=\"s1\">'1.2.11'<\/span>,\r\n  brotli: <span class=\"s1\">'1.0.9'<\/span>,\r\n  ares: <span class=\"s1\">'1.18.1'<\/span>,\r\n  modules: <span class=\"s1\">'102'<\/span>,\r\n  nghttp2: <span class=\"s1\">'1.47.0'<\/span>,\r\n  napi: <span class=\"s1\">'8'<\/span>,\r\n  llhttp: <span class=\"s1\">'6.0.4'<\/span>,\r\n  openssl: <span class=\"s1\">'3.0.2+quic'<\/span>,\r\n  cldr: <span class=\"s1\">'40.0'<\/span>,\r\n  icu: <span class=\"s1\">'70.1'<\/span>,\r\n  tz: <span class=\"s1\">'2021a3'<\/span>,\r\n  unicode: <span class=\"s1\">'14.0'<\/span>,\r\n  ngtcp2: <span class=\"s1\">'0.1.0-DEV'<\/span>,\r\n  nghttp3: <span class=\"s1\">'0.1.0-DEV'<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u5b89\u88c5noble<\/h2>\n<pre class=\"post-pre\"><code>npm i @abandonware\/noble\r\n<\/code><\/pre>\n<h2>\u793a\u4f8b\u4ee3\u7801<\/h2>\n<p>\u572810\u79d2\u5185\uff0c\u7edf\u8ba1\u5b89\u88c5\u4e86\u5468\u8fb9\u65b0\u578b\u51a0\u72b6\u75c5\u6bd2\u63a5\u89e6\u8ffd\u8e2a\u5e94\u7528(COCOA)\u7684\u8bbe\u5907\u6570\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ COCOA scan.js<\/span>\r\n<span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">noble<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">@abandonware\/noble<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">cocoaDevices<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\r\n\r\n<span class=\"c1\">\/\/discovered BLE device<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">discovered<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nx\">peripheral<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">device<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"na\">uuid<\/span><span class=\"p\">:<\/span> <span class=\"nx\">peripheral<\/span><span class=\"p\">.<\/span><span class=\"nx\">uuid<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"na\">rssi<\/span><span class=\"p\">:<\/span> <span class=\"nx\">peripheral<\/span><span class=\"p\">.<\/span><span class=\"nx\">rssi<\/span>\r\n    <span class=\"p\">};<\/span>\r\n    <span class=\"nx\">cocoaDevices<\/span><span class=\"p\">.<\/span><span class=\"nf\">push<\/span><span class=\"p\">(<\/span><span class=\"nx\">device<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"s2\">`<\/span><span class=\"p\">${<\/span><span class=\"nx\">cocoaDevices<\/span><span class=\"p\">.<\/span><span class=\"nx\">length<\/span><span class=\"p\">}<\/span><span class=\"s2\">:(<\/span><span class=\"p\">${<\/span><span class=\"nx\">device<\/span><span class=\"p\">.<\/span><span class=\"nx\">uuid<\/span><span class=\"p\">}<\/span><span class=\"s2\">) RSSI<\/span><span class=\"p\">${<\/span><span class=\"nx\">device<\/span><span class=\"p\">.<\/span><span class=\"nx\">rssi<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/BLE scan start<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">scanStart<\/span> <span class=\"o\">=<\/span> <span class=\"p\">()<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/COCOA Service UUID<\/span>\r\n    <span class=\"nx\">noble<\/span><span class=\"p\">.<\/span><span class=\"nf\">startScanning<\/span><span class=\"p\">([<\/span><span class=\"dl\">'<\/span><span class=\"s1\">fd6f<\/span><span class=\"dl\">'<\/span><span class=\"p\">],<\/span><span class=\"kc\">false<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">noble<\/span><span class=\"p\">.<\/span><span class=\"nf\">on<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">discover<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">discovered<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nx\">noble<\/span><span class=\"p\">.<\/span><span class=\"nx\">state<\/span> <span class=\"o\">===<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">poweredOn<\/span><span class=\"dl\">'<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"nf\">scanStart<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span><span class=\"k\">else<\/span><span class=\"p\">{<\/span>\r\n    <span class=\"nx\">noble<\/span><span class=\"p\">.<\/span><span class=\"nf\">on<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">stateChange<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">scanStart<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nf\">setTimeout<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">(){<\/span>\r\n  <span class=\"nx\">noble<\/span><span class=\"p\">.<\/span><span class=\"nf\">stopScanning<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"nx\">process<\/span><span class=\"p\">.<\/span><span class=\"nf\">exit<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">},<\/span><span class=\"mi\">10000<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<h2>\u6267\u884c\u7ed3\u679c<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d10a437434c4406bf1835\/31-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2022-03-26 17.55.33.png\" \/><\/div>\n<h2>\u8bf7\u53c2\u9605<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57282021\u5e744\u6708\u7248\u672c\u4e0a\u4f7f\u7528Node.js\u641c\u7d22\u5468\u56f4\u7684BLE\u8bbe\u5907\u7684\u793a\u4f8b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u5927\u7ea6\u57282020\u5e747\u6708\uff0c\u6211\u5728Mac\u7684Swift Playgrounds\u4e2d\u7f16\u5199\u4e86\u4e00\u6bb5\u4ee3\u7801\uff0c\u8be5\u4ee3\u7801\u53ef\u4ee5\u8ba1\u7b97\u5468\u56f4 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-32203","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7edf\u8ba1\u5b89\u88c5\u4e86\u65b0\u51a0\u75c5\u6bd2\u63a5\u89e6\u8ffd\u8e2a\u5e94\u7528\u7a0b\u5e8f\uff08COCOA\uff09\u7684\u624b\u673a\u6570\u91cf - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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