资源介绍
ble简单工具类，+(instancetype)sharedManager;
//1.搜索蓝牙设备
-(void)searchBleDevices;
//2.获取连接中的设备
- (CBPeripheral *)connectedDevice;
//3.断开一个设备
- (void)disConnectDevice:(CBPeripheral *)aCBPeripheral;
//4.连接一个指定设备
- (void)connectDevice:(CBPeripheral *)aCBPeripheral;
//5.停止搜索
-(void)stopSearchBle;