step 2: scan for peripherals!

output.txt

scanning for peripherals with the TNC service
found a peripheral: 9572E6EC-4A27-420E-BEFB-106B0F785839

tnc3-fun.swift

extension TNC3Connector: CBCentralManagerDelegate {
    func centralManagerDidUpdateState(_ central: CBCentralManager) {
        print("CBCentralManager started")

        print("scanning for peripherals with the TNC service")
        let tnc3Service = CBUUID(string: "00000001-BA2A-46C9-AE49-01B0961F68BB") // the TNC service UUID
        central.scanForPeripherals(withServices: [tnc3Service])
    }

    func centralManager(_ central: CBCentralManager, didDiscover peripheral: CBPeripheral, advertisementData: [String : Any], rssi RSSI: NSNumber) {
        print("found a peripheral: \(peripheral.identifier)")
    }
}