[英]can't search and display BLE device name with swift3
我正在使用Swift 3为iOS编写BLE测试应用程序,并且遇到无法扫描设备的问题。
我想在最后一块调用方法"print("devicename: \\(peripheral)")"
。
import UIKit
import CoreBluetooth
class ViewController: UIViewController, CBCentralManagerDelegate {
private var isScanning = false
var centralManager: CBCentralManager!
override func viewDidLoad() {
super.viewDidLoad()
self.centralManager = CBCentralManager(delegate: self,queue: nil)
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
}
func centralManagerDidUpdateState(_ central: CBCentralManager) {
if central.state == CBManagerState.poweredOn {
centralManager.scanForPeripherals(withServices: nil,options: nil)
} else {
print("not ready")
}
}
private func centralManager(central: CBCentralManager!,didDiscoverPeripheral peripheral: CBPeripheral!,advertisementData: [String : AnyObject]!,RSSI: NSNumber!)
{
print("devicename: \(peripheral)")
}
}
func centralManagerDidUpdateState(_ central: CBCentralManager){
switch central.state {
case .poweredOn: central.scanForPeripherals(withServices: nil, options: nil)
default: print("Please turn on bluetooth")
break
}
func centralManager(_ central: CBCentralManager, didDiscover peripheral: CBPeripheral, advertisementData: [String : Any], rssi RSSI: NSNumber){
print("----->",advertisementData)
print("==>", peripheral)
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.