蓝牙

//
//  ViewController.m
//  蓝牙
//
//  Created by 谢泽锋 on 15/11/2.
//  Copyright (c) 2015年 xiezefeng. All rights reserved.
//

#import "ViewController.h"
#import <CoreBluetooth/CoreBluetooth.h>
@interface ViewController ()<CBCentralManagerDelegate,CBPeripheralDelegate>
@property(nonatomic,strong)CBCentralManager*mgr;
@property(nonatomic,strong)NSMutableArray* peripherals;
@end

@implementation ViewController
-(NSMutableArray *)peripherals
{
    if (!_peripherals) {
        _peripherals=[NSMutableArray array];
    }
    return _peripherals;
}
-(CBCentralManager *)mgr
{
    if (!_mgr) {
    }return _mgr;
}
- (void)viewDidLoad {
    [super viewDidLoad];
    //扫描设备
    //    CBService * service;
    //    service.UUID;
    //    CBCharacteristic * characteristic;
    //    characteristic.UUID;
    self.mgr =[[CBCentralManager alloc]initWithDelegate:self queue:nil];

    // Do any additional setup after loading the view, typically from a nib.
}
-(void)centralManagerDidUpdateState:(CBCentralManager *)central{
    if (central.state==CBCentralManagerStatePoweredOn) {
         [self.mgr scanForPeripheralsWithServices:nil options:nil];
    }
}
#pragma mark 发现外围设备
-(void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI
{
   
    //添加外围设备
    if (![self.peripherals containsObject:peripheral]) {
        [self.peripherals addObject:peripheral];
        NSLog(@"查找到外围设备%@", peripheral.name);
    }
 
    peripheral.delegate=self;
}
#pragma mark  CBPeripheralDelegate
//外部设备查找到的服务
-(void)peripheral:(CBPeripheral *)peripheral didDiscoverServices:(NSError *)error
{
    //过滤掉不想要的服务
    for (CBService*servier in peripheral.services ) {
        //过滤掉不想要的服务
        NSLog(@"%@",servier.UUID);
//        扫描服务下面的特性
        [peripheral discoverCharacteristics:nil forService: servier];
    }
}
#pragma mark 服务下的特征;
-(void)peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error
{
    //过滤掉不想要的特征
    for (CBCharacteristic*Characteristic in service.characteristics ) {
        //过滤掉不想要的特征
        NSLog(@"%@",Characteristic.UUID);
        //        扫描服务下面的特性
        
        
    }
}
- (IBAction)connect:(id)sender {
    [self buildContent];
}


#pragma mark 连接外围设备
-(void)buildContent
{
    for (CBPeripheral * perpheral in self.peripherals) {
        [self.mgr connectPeripheral:perpheral options:nil];
         perpheral.delegate=self;
    }
    
}
//连接到某个外设备的时候调用
-(void)centralManager:(CBCentralManager *)central didConnectPeripheral:(CBPeripheral *)peripheral
{
    //查找扫描外设中是所有服务
    [peripheral discoverServices:nil];//空是所有
    
    peripheral.delegate=self;
}
//跟某个外部设备失去连接
-(void)centralManager:(CBCentralManager *)central didDisconnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error
{
    NSLog(@"失去连接%@",error);
}


- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end