{"id":12072,"date":"2026-02-20T12:34:33","date_gmt":"2026-02-20T03:34:33","guid":{"rendered":"https:\/\/www.moonmile.net\/blog\/?p=12072"},"modified":"2026-02-20T12:35:27","modified_gmt":"2026-02-20T03:35:27","slug":"iphoneios-%e3%81%a7-ibeacon-%e3%81%a8-en-api-%e7%99%ba%e4%bf%a1%e6%a9%9f%e3%82%92%e4%bd%9c%e3%82%8b","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/12072","title":{"rendered":"iPhone(iOS) \u3067 iBeacon \u3068 EN API \u767a\u4fe1\u6a5f\u3092\u4f5c\u308b"},"content":{"rendered":"\n

\u63a5\u89e6\u78ba\u8a8d\u30a2\u30d7\u30ea\u3067\u306f Android\/iOS \u306e\u76f8\u4e92\u3067 BLE \u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u3001iOS \u3067\u306e\u767a\u4fe1\u6a5f\u306e\u30c1\u30a7\u30c3\u30af\u3082\u3057\u3066\u304a\u304d\u307e\u3059\u3002
iOS \u306e\u5834\u5408\u306f\u300116 bit Service UUID \u5f62\u5f0f\u3068 Manufacturer Data \u5f62\u5f0f\u3067\u306f\u767a\u4fe1\u3067\u304d\u307e\u305b\u3093\u3002\u304c\u3001”\u767a\u4fe1\u3067\u304d\u306a\u3044\u3053\u3068” \u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u3042\u3048\u3066\u4e21\u65b9\u306e\u5b9f\u88c5\u3082\u3057\u3066\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u306b iOS\/Android \u306e\u53d7\u4fe1\u6a5f\u3067\u53d7\u4fe1\u304c\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n

iOS \u306e\u5834\u5408\u3001BLE \u306e\u767a\u4fe1\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u53d7\u4fe1\u6a5f\u306e\u69d8\u5b50\u3092\u898b\u308b\u3068\u3001\u304b\u306a\u308a\u306e\u983b\u5ea6\u3067\u53d7\u4fe1\u3059\u308b\u306e\u3067\u3001Android \u306e Low Latency \u3068\u540c\u7b49\u306e\u767a\u4fe1\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u767a\u4fe1\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5225\u9014 M5Stack \u3067\u53d7\u4fe1\u6a5f\u3092\u4f5c\u3063\u3066\u8a08\u6e2c\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

SwiftUI \u3067\u4f5c\u308b<\/strong><\/h2>\n\n\n\n

\u3053\u308c\u3082 SwiftUI \u3067\u4f5c\u308a\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u306f Flutter \u3068\u304b React Native \u3067\u3082\u3088\u3044\u6c17\u304c\u3059\u308b\u306e\u3067\u3059\u304c\u3001BLE \u307e\u308f\u308a\u306e\u5236\u5fa1\u304c\u3001Android \u3068 iOS \u3067\u304b\u306a\u308a\u7570\u306a\u308b\u306e\u3067\u30cd\u30a4\u30c6\u30a3\u30d6\u306e\u307e\u307e\u3067\u4f5c\u3063\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n

\nstruct ContentView: View {\n    var body: some View {\n        TabView {\n            BeaconTabView()\n                .tabItem {\n                    Label("Beacon", systemImage: "antenna.radiowaves.left.and.right")\n                }\n\n            FolkBearsTabView()\n                .tabItem {\n                    Label("FolkBears", systemImage: "bear")\n                }\n\n            ENTabView()\n                .tabItem {\n                    Label("EN API", systemImage: "wave.3.right")\n                }\n\n            MfDTabView()\n                .tabItem {\n                    Label("MfD", systemImage: "shippingbox")\n                }\n        }\n    }\n}\n\nstruct BeaconTabView: View {\n    @StateObject private var transmitter = BeaconTransmitter()\n    @State private var majorHex: String = ""\n    @State private var minorHex: String = ""\n\n    var body: some View {\n        NavigationView {\n            Form {\n                Section {\n                    HStack {\n                        Text("Bluetooth")\n                        Spacer()\n                        Text(transmitter.bluetoothState)\n                            .foregroundStyle(.secondary)\n                    }\n                    HStack {\n                        Text("\u9001\u4fe1\u72b6\u614b")\n                        Spacer()\n                        Text(transmitter.transmissionStatus)\n                            .foregroundStyle(transmitter.isTransmitting ? .green : .secondary)\n                    }\n                } header: {\n                    Text("\u30b9\u30c6\u30fc\u30bf\u30b9")\n                }\n\n                Section {\n                    TextField("Major (4 hex)", text: $majorHex)\n                        .textInputAutocapitalization(.none)\n                        .autocorrectionDisabled(true)\n                        .font(.system(.body, design: .monospaced))\n                        .onSubmit(applyMajorMinor)\n\n                    TextField("Minor (4 hex)", text: $minorHex)\n                        .textInputAutocapitalization(.none)\n                        .autocorrectionDisabled(true)\n                        .font(.system(.body, design: .monospaced))\n                        .onSubmit(applyMajorMinor)\n                } header: {\n                    Text("Major \/ Minor (hex)")\n                }\n\n                Section {\n                    Toggle("raw iBeacon manufacturer \u3092\u4f7f\u3046", isOn: $transmitter.useRawIBeaconAdvertising)\n                } header: {\n                    Text("\u30aa\u30d7\u30b7\u30e7\u30f3")\n                }\n\n                Section {\n                    HStack {\n                        Button {\n                            transmitter.startTransmitting()\n                        } label: {\n                            Label("\u767a\u4fe1\u958b\u59cb", systemImage: "play.fill")\n                        }\n                        .disabled(transmitter.isTransmitting || transmitter.bluetoothState != "Powered On")\n\n                        Button {\n                            transmitter.stopTransmitting()\n                        } label: {\n                            Label("\u505c\u6b62", systemImage: "stop.fill")\n                        }\n                        .disabled(!transmitter.isTransmitting)\n                    }\n                } header: {\n                    Text("\u64cd\u4f5c")\n                }\n            }\n            .navigationTitle("Beacon")\n            .onAppear(perform: syncFieldsFromModel)\n        }\n    }\n\n    private func syncFieldsFromModel() {\n        let newMajor = UInt16.random(in: 0...UInt16.max)\n        let newMinor = UInt16.random(in: 0...UInt16.max)\n        transmitter.major = newMajor\n        transmitter.minor = newMinor\n        majorHex = String(format: "%04X", newMajor)\n        minorHex = String(format: "%04X", newMinor)\n    }\n\n    private func applyMajorMinor() {\n        let cleanedMajor = majorHex.trimmingCharacters(in: .whitespacesAndNewlines)\n            .replacingOccurrences(of: "0x", with: "")\n            .uppercased()\n        if let value = UInt16(cleanedMajor, radix: 16) {\n            transmitter.major = value\n            majorHex = String(format: "%04X", value)\n        }\n\n        let cleanedMinor = minorHex.trimmingCharacters(in: .whitespacesAndNewlines)\n            .replacingOccurrences(of: "0x", with: "")\n            .uppercased()\n        if let value = UInt16(cleanedMinor, radix: 16) {\n            transmitter.minor = value\n            minorHex = String(format: "%04X", value)\n        }\n    }\n}\n\n<\/pre><\/div>\n\n\n
iBeacon \u5f62\u5f0f\u3067\u767a\u4fe1\u3059\u308b<\/strong><\/h2>\n\n\n\n
iBeacon \u3092\u767a\u4fe1\u3059\u308b\u3068\u304d\u306f CBPeripheralManager, CLBeaconRegion, CBPeripheralManagerDelegate \u3092\u4f7f\u3044\u307e\u3059\u3002iBeacon \u81ea\u4f53\u306f\u3001Manufacturer Data \u3068\u540c\u3058\u306a\u306e\u3067\u3001\u5b9f\u306f startAdvertisingRawIBeacon \u95a2\u6570\u306e\u3088\u3046\u306b\u3001Manufacturer Data \u3092\u624b\u4f5c\u308a\u3057\u3066 startAdvertising \u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u306a\u306e\u3067\u3059\u304c\u3001\u5b9f\u306f\u3067\u304d\u307e\u305b\u3093\u3002iOS \u3067\u306f\u3001\u81ea\u7531\u306a\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u3066\u3001\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u306f iBeacon \u5f62\u5f0f\u306e\u307f\u306b\u9650\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n
\nclass BeaconTransmitter: NSObject, ObservableObject {\n    private var peripheralManager: CBPeripheralManager?\n    private var beaconRegion: CLBeaconRegion?\n    \/\/ \u5b9f\u9a13\u7528: raw iBeacon manufacturer data \u3092\u4f7f\u3063\u3066\u5e83\u544a\u3059\u308b\u304b\u3069\u3046\u304b\n    @Published var useRawIBeaconAdvertising = false\n    \/\/ \u4fdd\u6301\u3057\u3066\u304a\u304f\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30c7\u30fc\u30bf\uff08\u30c7\u30d0\u30c3\u30b0\u7528\uff09\n    private var lastAdvertisementData: [String: Any]?\n\n    @Published var isTransmitting = false\n    @Published var transmissionStatus = "\u505c\u6b62\u4e2d"\n    @Published var bluetoothState = "Unknown"\n    @Published var major: UInt16 = 0\n    @Published var minor: UInt16 = 0\n\n    \/\/ \u30c7\u30d5\u30a9\u30eb\u30c8\u306eiBeacon\u8a2d\u5b9a\n    private let defaultUUID = UUID(uuidString: "90FA7ABE-FAB6-485E-B700-1A17804CAA13")!\n    private let defaultIdentifier = "FolkBearsBeacon"\n\n    override init() {\n        super.init()\n        setupPeripheralManager()\n    }\n\n    private func setupPeripheralManager() {\n        peripheralManager = CBPeripheralManager(delegate: self, queue: nil)\n    }\n\n    func startTransmitting() {\n        guard let peripheralManager = peripheralManager,\n              peripheralManager.state == .poweredOn,\n              !isTransmitting else {\n            print("Bluetooth \u304c\u5229\u7528\u3067\u304d\u306a\u3044\u304b\u3001\u65e2\u306b\u767a\u4fe1\u4e2d\u3067\u3059")\n            return\n        }\n\n        let major = CLBeaconMajorValue(major)\n        let minor = CLBeaconMinorValue(minor)\n\n        \/\/ \u30d3\u30fc\u30b3\u30f3\u30ea\u30fc\u30b8\u30e7\u30f3\u3092\u4f5c\u6210\n        beaconRegion = CLBeaconRegion(\n            uuid: defaultUUID,\n            major: major,\n            minor: minor,\n            identifier: defaultIdentifier\n        )\n\n        guard let region = beaconRegion else { return }\n\n        \/\/ \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30e1\u30f3\u30c8\u30c7\u30fc\u30bf\u3092\u751f\u6210\n        if useRawIBeaconAdvertising {\n            \/\/ raw manufacturer data \u3092\u4f5c\u6210\u3057\u3066 startAdvertising \u3059\u308b\n            startAdvertisingRawIBeacon(uuid: defaultUUID, major: UInt16(major), minor: UInt16(minor), txPower: -59)\n        } else {\n            \/\/ measuredPower\u3092\u660e\u793a\u7684\u306b\u8a2d\u5b9a\uff08-59dBm\u304c\u4e00\u822c\u7684\uff09\n            let peripheralData = region.peripheralData(withMeasuredPower: -59 as NSNumber)\n            \/\/ \u4fdd\u6301\u3057\u3066\u304a\u304f\uff08\u30c7\u30d0\u30c3\u30b0\uff09\n            if let adv = peripheralData as? [String: Any] {\n                lastAdvertisementData = adv\n            }\n            \/\/ \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb\n            peripheralManager.startAdvertising(peripheralData as? [String: Any])\n        }\n\n        isTransmitting = true\n        transmissionStatus = "\u767a\u4fe1\u4e2d..."\n        let majorHex = String(format: "%04X", major)\n        let minorHex = String(format: "%04X", minor)\n        print("\ud83d\udce1 iBeacon \u767a\u4fe1\u958b\u59cb")\n        print("   UUID: \\(defaultUUID)")\n        print("   Major: \\(majorHex)")\n        print("   Minor: \\(minorHex)")\n        print("   Measured Power: -59dBm")\n\n        \/\/ \u30c7\u30d0\u30c3\u30b0\u7528\uff1a\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30e1\u30f3\u30c8\u30c7\u30fc\u30bf\u3092\u8868\u793a\n        if useRawIBeaconAdvertising {\n            if let adv = lastAdvertisementData {\n                print("   Advertisement Data (raw manufacturer used): \\(adv)")\n            } else {\n                print("   Advertisement Data: (raw manufacturer advertising active)")\n            }\n        } else if let advData = lastAdvertisementData {\n            print("   Advertisement Data: \\(advData)")\n        }\n    }\n\n    \/\/ MARK: - Raw iBeacon (manufacturer data) \u5e83\u544a\uff08\u5b9f\u9a13\u7528\uff09\n    \/\/\/ iBeacon \u306e manufacturer data \u3092\u624b\u4f5c\u308a\u3057\u3066\u5e83\u544a\u3092\u884c\u3046\uff08\u5b9f\u9a13\u7528\uff09\n    private func startAdvertisingRawIBeacon(uuid: UUID, major: UInt16, minor: UInt16, txPower: Int8 = -59) {\n        \/\/ iBeacon \u30d5\u30a9\u30fc\u30de\u30c3\u30c8: Apple company id (0x004C little-endian), 0x02, 0x15, UUID(16), major(2), minor(2), tx(1)\n        var data = Data()\n        \/\/ Apple company ID (0x004C) little-endian\n        data.append(0x4C)\n        data.append(0x00)\n        \/\/ iBeacon type and length\n        data.append(0x02)\n        data.append(0x15)\n\n        \/\/ UUID bytes (big-endian order as raw bytes of UUID)\n        withUnsafeBytes(of: uuid.uuid) { (bytes: UnsafeRawBufferPointer) in\n            data.append(contentsOf: bytes)\n        }\n\n        \/\/ major (big endian)\n        data.append(UInt8((major >> 8) & 0xFF))\n        data.append(UInt8(major & 0xFF))\n        \/\/ minor (big endian)\n        data.append(UInt8((minor >> 8) & 0xFF))\n        data.append(UInt8(minor & 0xFF))\n        \/\/ tx power\n        data.append(UInt8(bitPattern: txPower))\n\n        let adv: [String: Any] = [CBAdvertisementDataManufacturerDataKey: data]\n        \/\/ \u30c7\u30d0\u30c3\u30b0\u7528\u306b\u4fdd\u6301\u3068\u8868\u793a\n        lastAdvertisementData = adv\n        print("\ud83d\udce1 iBeacon (raw) \u767a\u4fe1\u30c7\u30fc\u30bf\u751f\u6210: manufacturerData length=\\(data.count)")\n\n        peripheralManager?.startAdvertising(adv)\n    }\n\n    func stopTransmitting() {\n        guard let peripheralManager = peripheralManager,\n              isTransmitting else { return }\n\n        peripheralManager.stopAdvertising()\n\n        isTransmitting = false\n        transmissionStatus = "\u505c\u6b62\u4e2d"\n        print("iBeacon \u767a\u4fe1\u505c\u6b62")\n    }\n\n    func updateBeaconParameters(major: CLBeaconMajorValue? = nil, minor: CLBeaconMinorValue? = nil) {\n        if let major = major { self.major = major }\n        if let minor = minor { self.minor = minor }\n\n        let newMajor = CLBeaconMajorValue(self.major)\n        let newMinor = CLBeaconMinorValue(self.minor)\n\n        if isTransmitting {\n            stopTransmitting()\n            DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {\n                self.startTransmitting()\n            }\n        }\n        print("\u30d3\u30fc\u30b3\u30f3\u30d1\u30e9\u30e1\u30fc\u30bf\u66f4\u65b0 - Major: \\(newMajor), Minor: \\(newMinor)")\n    }\n}\nextension BeaconTransmitter: CBPeripheralManagerDelegate {\n    func peripheralManagerDidUpdateState(_ peripheral: CBPeripheralManager) {\n        DispatchQueue.main.async {\n            switch peripheral.state {\n            case .poweredOn:\n                self.bluetoothState = "Powered On"\n                print("Bluetooth \u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3057\u305f")\n            case .poweredOff:\n                self.bluetoothState = "Powered Off"\n                self.stopTransmitting()\n                print("Bluetooth \u304c\u7121\u52b9\u3067\u3059")\n            case .resetting:\n                self.bluetoothState = "Resetting"\n                print("Bluetooth \u30ea\u30bb\u30c3\u30c8\u4e2d")\n            case .unauthorized:\n                self.bluetoothState = "Unauthorized"\n                print("Bluetooth \u4f7f\u7528\u6a29\u9650\u304c\u3042\u308a\u307e\u305b\u3093")\n            case .unsupported:\n                self.bluetoothState = "Unsupported"\n                print("Bluetooth \u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093")\n            case .unknown:\n                self.bluetoothState = "Unknown"\n                print("Bluetooth \u72b6\u614b\u4e0d\u660e")\n            @unknown default:\n                self.bluetoothState = "Unknown"\n                break\n            }\n        }\n    }\n\n    func peripheralManagerDidStartAdvertising(_ peripheral: CBPeripheralManager, error: Error?) {\n        DispatchQueue.main.async {\n            if let error = error {\n                print("\u274c \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb\u30a8\u30e9\u30fc: \\(error.localizedDescription)")\n                self.transmissionStatus = "\u30a8\u30e9\u30fc: \\(error.localizedDescription)"\n                self.isTransmitting = false\n            } else {\n                print("\u2705 \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb\u6210\u529f")\n                print("   \u72b6\u614b: Advertising")\n                print("   \u78ba\u8a8d: Android\u5074\u3067\u30b9\u30ad\u30e3\u30f3\u3092\u958b\u59cb\u3057\u3066\u304f\u3060\u3055\u3044")\n                self.transmissionStatus = "\u767a\u4fe1\u4e2d"\n            }\n        }\n    }\n\n    func peripheralManagerIsReady(toUpdateSubscribers peripheral: CBPeripheralManager) {\n        print("\ud83d\udd04 PeripheralManager\u306e\u6e96\u5099\u5b8c\u4e86")\n    }\n}\n\n<\/pre><\/div>\n\n\n
\u30c7\u30d0\u30a4\u30b9\u540d\u306e\u767a\u898b\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba<\/strong><\/h2>\n\n\n\n
GattAdvertise \u3067\u3001Device Name \u3092\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3082\u4f5c\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f GATT \u63a5\u7d9a\u306e\u524d\u306b\u767a\u4fe1\u3055\u308c\u308b\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u3067\u3059\u3002
\u30c7\u30d0\u30a4\u30b9\u540d\u3060\u3051\u3092\u9001\u4fe1\uff08\u5b9f\u306f\u30c7\u30d0\u30a4\u30b9\u540d\u81ea\u4f53\u306f\u3044\u3089\u306a\u3044\u306e\u3067\u3059\u304c\uff09\u3059\u308b\u3060\u3051\u306a\u306e\u3067\u3001CBPeripheralManager \u3068 CBPeripheralManagerDelegate \u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30c7\u30fc\u30bf advertisementData \u3067\u306f\u3001CBAdvertisementDataServiceUUIDsKey \u3068 CBAdvertisementDataLocalNameKey \u306e\u307f\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3059\u3002\u4ed6\u306e\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u7121\u8996\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n
\nclass GattAdvertise: NSObject, ObservableObject {\n    private var peripheralManager: CBPeripheralManager?\n    private var customService: CBMutableService?\n    \n    @Published var isAdvertising = false\n    @Published var advertisingStatus = "\u505c\u6b62\u4e2d"\n    @Published var bluetoothState = "Unknown"\n    @Published var connectedCentrals: [CBCentral] = []\n    \n    \/\/ \u30ab\u30b9\u30bf\u30e0\u30b5\u30fc\u30d3\u30b9\u3068\u30ad\u30e3\u30e9\u30af\u30bf\u30ea\u30b9\u30c6\u30a3\u30c3\u30af\u306eUUID\n    private let serviceUUID = CBUUID(string: "90FA7ABE-FAB6-485E-B700-1A17804CAA13")\n    private let characteristicUUID = CBUUID(string: "90FA7ABE-FAB6-485E-B700-1A17804CAA14")\n    private let deviceName = "FolkBears-GATT"\n    \n    private var customCharacteristic: CBMutableCharacteristic?\n    private var characteristicValue = "Hello GATT World!"\n    \n    override init() {\n        super.init()\n        setupPeripheralManager()\n    }\n    \n    private func setupPeripheralManager() {\n        peripheralManager = CBPeripheralManager(delegate: self, queue: nil)\n    }\n    \n    func startAdvertising() {\n        guard let peripheralManager = peripheralManager,\n              peripheralManager.state == .poweredOn,\n              !isAdvertising else {\n            print("Bluetooth \u304c\u5229\u7528\u3067\u304d\u306a\u3044\u304b\u3001\u65e2\u306b\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u4e2d\u3067\u3059")\n            return\n        }\n        \n        let advertisementData: [String: Any] = [\n            CBAdvertisementDataServiceUUIDsKey: [serviceUUID],\n            CBAdvertisementDataLocalNameKey: deviceName\n        ]\n        \n        peripheralManager.startAdvertising(advertisementData)\n        \n        isAdvertising = true\n        advertisingStatus = "\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u4e2d..."\n        print("GATT \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb - \u30b5\u30fc\u30d3\u30b9: \\(serviceUUID)")\n    }\n    \n    func stopAdvertising() {\n        guard let peripheralManager = peripheralManager,\n              isAdvertising else { return }\n        \n        peripheralManager.stopAdvertising()\n        peripheralManager.removeAllServices()\n        \n        isAdvertising = false\n        advertisingStatus = "\u505c\u6b62\u4e2d"\n        connectedCentrals.removeAll()\n        print("GATT \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u505c\u6b62")\n    }\n    \n    func getConnectionSummary() -> String {\n        return """\n        \u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u72b6\u614b: \\(advertisingStatus)\n        \u63a5\u7d9a\u4e2d\u30c7\u30d0\u30a4\u30b9\u6570: \\(connectedCentrals.count)\u500b\n        \u30b5\u30fc\u30d3\u30b9UUID: \\(serviceUUID)\n        \u30c7\u30d0\u30a4\u30b9\u540d: \\(deviceName)\n        """\n    }\n}\n\n\/\/ MARK: - CBPeripheralManagerDelegate\nextension GattAdvertise: CBPeripheralManagerDelegate {\n    func peripheralManagerDidUpdateState(_ peripheral: CBPeripheralManager) {\n        DispatchQueue.main.async {\n            switch peripheral.state {\n            case .poweredOn:\n                self.bluetoothState = "Powered On"\n                print("Bluetooth \u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3057\u305f")\n            case .poweredOff:\n                self.bluetoothState = "Powered Off"\n                self.stopAdvertising()\n                print("Bluetooth \u304c\u7121\u52b9\u3067\u3059")\n            case .resetting:\n                self.bluetoothState = "Resetting"\n                print("Bluetooth \u30ea\u30bb\u30c3\u30c8\u4e2d")\n            case .unauthorized:\n                self.bluetoothState = "Unauthorized"\n                print("Bluetooth \u4f7f\u7528\u6a29\u9650\u304c\u3042\u308a\u307e\u305b\u3093")\n            case .unsupported:\n                self.bluetoothState = "Unsupported"\n                print("Bluetooth \u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093")\n            case .unknown:\n                self.bluetoothState = "Unknown"\n                print("Bluetooth \u72b6\u614b\u4e0d\u660e")\n            @unknown default:\n                self.bluetoothState = "Unknown"\n                break\n            }\n        }\n    }\n    \n    func peripheralManagerDidStartAdvertising(_ peripheral: CBPeripheralManager, error: Error?) {\n        DispatchQueue.main.async {\n            if let error = error {\n                print("\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb\u30a8\u30e9\u30fc: \\(error.localizedDescription)")\n                self.advertisingStatus = "\u30a8\u30e9\u30fc"\n                self.isAdvertising = false\n            } else {\n                print("\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u958b\u59cb\u6210\u529f")\n                self.advertisingStatus = "\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u4e2d"\n            }\n        }\n    }\n}\n\n<\/pre><\/div>\n\n\n
16 bit Service UUID \u5f62\u5f0f\u306e\u767a\u4fe1<\/strong><\/h2>\n\n\n\n
EN API \u5f62\u5f0f\u306e\u767a\u4fe1\u306f\u300116 bit Service UUID \u3092\u6307\u5b9a\u3057\u3066\u767a\u4fe1\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u304c\u3001iOS \u3067\u306f\u9001\u4fe1\u3067\u304d\u307e\u305b\u3093\u3002\u9001\u4fe1\u306f\u3067\u304d\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u78ba\u8a8d\u306e\u305f\u3081\u306b\u30b3\u30fc\u30c9\u306f\u4f5c\u3063\u3066\u3042\u308a\u307e\u3059\u3002Android \u306e\u53d7\u4fe1\u6a5f\u3067\u53d7\u4fe1\u3067\u304d\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002
\u305f\u307e\u306b\u3001Android\/iOS \u306e\u53d7\u4fe1\u6a5f\u306b\u5230\u9054\u3059\u308b\u3053\u3068\u304c\u3042\u308a\uff08\u3053\u306e\u3068\u304d\u306e\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30c7\u30fc\u30bf\u306f\u30e9\u30f3\u30c0\u30e0\u5024\u306b\u306a\u3063\u3066\u3044\u307e\u3059\uff09\u3001\u5fae\u5999\u306a\u611f\u3058\u304c\u3059\u308b\u306e\u3067\u3059\u304c\u3001\u4f7f\u3048\u306a\u3044\u306e\u306f\u78ba\u304b\u3067\u3059\u3002<\/p>\n\n\n
\nclass ENSimTransmitter: NSObject, ObservableObject {\n\tprivate var peripheralManager: CBPeripheralManager?\n\tprivate let serviceUUID = CBUUID(string: "FD6F") \/\/ Exposure Notification 16-bit UUID\n    private let altServiceUUID = CBUUID(string: "FF00") \/\/ Alternative UUID for testing\n\n\t@Published var isTransmitting = false\n\t@Published var transmissionStatus = "\u505c\u6b62\u4e2d"\n\t@Published var bluetoothState = "Unknown"\n\t@Published var localName = "ENSim"\n    @Published var useAltService: Bool = false\n\t@Published var rpi: Data = ENSimTransmitter.generateRandomRpi()\n\n\toverride init() {\n\t\tsuper.init()\n\t\tsetupPeripheralManager()\n\t}\n\n\tprivate func setupPeripheralManager() {\n\t\tperipheralManager = CBPeripheralManager(delegate: self, queue: nil)\n\t}\n\n\tfunc startTransmitting() {\n\t\tguard let manager = peripheralManager else {\n\t\t\tprint("PeripheralManager \u304c\u521d\u671f\u5316\u3055\u308c\u3066\u3044\u307e\u305b\u3093")\n\t\t\treturn\n\t\t}\n\n\t\tguard manager.state == .poweredOn else {\n\t\t\tprint("Bluetooth \u304c\u5229\u7528\u3067\u304d\u307e\u305b\u3093 (state: \\(manager.state.rawValue))")\n\t\t\treturn\n\t\t}\n\n\t\tguard !isTransmitting else {\n\t\t\tprint("\u65e2\u306b\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u4e2d\u3067\u3059")\n\t\t\treturn\n\t\t}\n\n        let selectedService = useAltService ? altServiceUUID : serviceUUID\n        let serviceData: [CBUUID: Data] = [selectedService: rpi]\n\n\t\tlet advertisementData: [String: Any] = [\n\t\t\tCBAdvertisementDataServiceUUIDsKey: [selectedService],\n\t\t\tCBAdvertisementDataLocalNameKey: localName,\n\t\t\t\/\/ CBAdvertisementDataServiceDataKey: serviceData\n\t\t]\n\n\t\tmanager.startAdvertising(advertisementData)\n\n\t\tisTransmitting = true\n\t\ttransmissionStatus = "\u767a\u4fe1\u4e2d..."\n\n\t\tprint("\ud83d\udce1 EN \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u767a\u4fe1\u958b\u59cb")\n\t\tprint("   Service UUID (16-bit): \\(useAltService ? altServiceUUID.uuidString : serviceUUID.uuidString)")\n\t\tprint("   Local Name: \\(localName)")\n\t\tprint("   RPI (hex): \\(rpi.map { String(format: "%02X", $0) }.joined())")\n\t}\n\n\tfunc stopTransmitting() {\n\t\tguard let manager = peripheralManager, isTransmitting else { return }\n\n\t\tmanager.stopAdvertising()\n\t\tisTransmitting = false\n\t\ttransmissionStatus = "\u505c\u6b62\u4e2d"\n\n\t\tprint("EN \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u767a\u4fe1\u505c\u6b62")\n\t}\n\n\tprivate static func generateRandomRpi() -> Data {\n\t\t\n\t\t\/\/ let bytes = (0..<16).map { _ in UInt8.random(in: 0...255) }\n\n\t\t\/\/ \u30e9\u30f3\u30c0\u30e0\u306a uuid \u3092\u751f\u6210\u3057\u3066 RPI \u3068\u3057\u3066\u4f7f\u7528\uff08\u30c7\u30d0\u30c3\u30b0\u7528\uff09\n\t\t\/\/ \u9001\u4fe1\u306f\u6210\u529f\u3059\u308b\u304c\u3001Service Data \u306e\u5185\u5bb9\u306f\u30e9\u30f3\u30c0\u30e0\u5024\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3001\n\t\t\/\/ \u5b9f\u8cea\u5229\u7528\u304c\u3067\u304d\u306a\u3044\u3002\n\t\tlet uuid = UUID()\n\t\tlet uuidBytes = withUnsafeBytes(of: uuid.uuid) { Array($0) }\n\t\tlet bytes = Array(uuidBytes.prefix(16))\n\t\treturn Data(bytes)\n\t}\n}\n\n<\/pre><\/div>\n\n\n
Manufacturer Data \u5f62\u5f0f\u306e\u767a\u4fe1<\/strong><\/h2>\n\n\n\n
\u81ea\u7531\u306a\u5f62\u5f0f\u3067\u30c7\u30fc\u30bf\u3092\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u5834\u5408\u306f\u3001Manufacturer Data \u5f62\u5f0f\u3067\u767a\u4fe1\u3059\u308b\u306e\u304c\u4e00\u756a\u3044\u3044\u306e\u3067\u3059\u304c\u3001\u3053\u308c\u3082 iOS \u3067\u306f\u4f7f\u3048\u307e\u305b\u3093\u3002\u3053\u308c\u3082\u3001\u4f7f\u3048\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u30b3\u30fc\u30c9\u3092\u4f5c\u3063\u3066\u3042\u308a\u307e\u3059\u3002
\u5148\u306b\u66f8\u3044\u305f\u901a\u308a\u3001startAdvertisingRawIBeacon \u95a2\u6570\u3092\u4f5c\u3063\u3066\u3082\u30c7\u30fc\u30bf\u306f\u9001\u4fe1\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n
\n\/\/\/ Advertises custom manufacturer data (often consumed as scan response data on the scanner side).\n\/\/\/ \u30d5\u30a9\u30fc\u30de\u30c3\u30c8: [0]=0x02 (type), [1]=0x10 (length=16), [2..17]=TempId(16byte)\n\nclass ManufacturerDataTransmitter: NSObject, ObservableObject {\n\tprivate var peripheralManager: CBPeripheralManager?\n\n\t@Published var isTransmitting = false\n\t@Published var transmissionStatus = "\u505c\u6b62\u4e2d"\n\t@Published var bluetoothState = "Unknown"\n\t@Published var localName: String = "MFG"\n\n\t\/\/\/ 16-bit company identifier (Little Endian in the payload). Default: 0xFFFF for testing.\n\t@Published var companyId: UInt16 = 0xFFFF\n    let beacon_type = 0x02\n    let beacon_length = 0x10\n\n\t\/\/\/ Arbitrary manufacturer payload. Default 16 zero bytes for easy overriding.\n\t@Published var tempIdBytes: Data = Data(repeating: 0x00, count: 16)\n\n\t\/\/\/ Last advertisement dictionary for debugging.\n\tprivate(set) var lastAdvertisementData: [String: Any]? = nil\n\n\toverride init() {\n\t\tsuper.init()\n\t\tsetupPeripheralManager()\n\t}\n\n\tprivate func setupPeripheralManager() {\n\t\tperipheralManager = CBPeripheralManager(delegate: self, queue: nil)\n\t}\n\n\t\/\/\/ Start advertising manufacturer data. Uses CBAdvertisementDataManufacturerDataKey which may appear in scan response on the scanner side depending on size and platform rules.\n\tfunc startTransmitting() {\n\t\tguard let manager = peripheralManager else {\n\t\t\tprint("PeripheralManager \u304c\u521d\u671f\u5316\u3055\u308c\u3066\u3044\u307e\u305b\u3093")\n\t\t\treturn\n\t\t}\n\n\t\tguard manager.state == .poweredOn else {\n\t\t\tprint("Bluetooth \u304c\u5229\u7528\u3067\u304d\u307e\u305b\u3093 (state: \\(manager.state.rawValue))")\n\t\t\treturn\n\t\t}\n\n\t\tguard !isTransmitting else {\n\t\t\tprint("\u65e2\u306b\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u4e2d\u3067\u3059")\n\t\t\treturn\n\t\t}\n\n\t\t\/\/ Build manufacturer data: company ID (little endian) + payload.\n\t\tvar mfgData = Data()\n\t\tmfgData.append(UInt8(companyId & 0xFF))\n\t\tmfgData.append(UInt8((companyId >> 8) & 0xFF))\n        mfgData.append(UInt8(beacon_type))\n\t\tmfgData.append(UInt8(beacon_length))\n        mfgData.append(tempIdBytes)\n\t\tlet advertisementData: [String: Any] = [\n\t\t\tCBAdvertisementDataManufacturerDataKey: mfgData,\n\t\t\tCBAdvertisementDataLocalNameKey: localName\n\t\t]\n\n\t\tlastAdvertisementData = advertisementData\n\t\tmanager.startAdvertising(advertisementData)\n\n\t\tisTransmitting = true\n\t\ttransmissionStatus = "\u767a\u4fe1\u4e2d..."\n\n\t\tprint("\ud83d\udce1 Manufacturer \u767a\u4fe1\u958b\u59cb")\n\t\tprint(String(format: "   Company ID: 0x%04X (LE)", companyId))\n\t\tprint("   tempIdBytes (hex): \\(tempIdBytes.map { String(format: "%02X", $0) }.joined())")\n\t\tprint("   Local Name: \\(localName)")\n\t}\n\n\tfunc stopTransmitting() {\n\t\tguard let manager = peripheralManager, isTransmitting else { return }\n\n\t\tmanager.stopAdvertising()\n\t\tisTransmitting = false\n\t\ttransmissionStatus = "\u505c\u6b62\u4e2d"\n\n\t\tprint("Manufacturer \u767a\u4fe1\u505c\u6b62")\n\t}\n}\n\n<\/pre><\/div>\n\n\n
\u5b9f\u884c<\/strong><\/h2>\n\n\n\n
\u5de6\u304b\u3089<\/p>\n\n\n\n