sdsd

main.m

//
//  main.m
//  CmdScanner
//
//  Created by Andras Kovi on 2013.04.05..
//

#import <Foundation/Foundation.h>
#import "WirelessBandManager.h"

int main(int argc, const char * argv[])
{

  @autoreleasepool {
	    
		WirelessBandManager *manager = [[WirelessBandManager alloc] init];
		dispatch_main();
	}
    return 0;
}

WirelessBandManager.m

//
//  WirelessBandManager.m
//  CmdScanner
//
//  Created by Andras Kovi on 2013.04.05..


#import <Foundation/Foundation.h>
#import <IOBluetooth/IOBluetooth.h>

@interface WirelessBandManager : NSObject <CBCentralManagerDelegate>
{
  CBCentralManager *      mBLEManager;
	CBPeripheral *          mPeripheral;
	dispatch_queue_t        mBleDispatchQueue;
}
@end

@implementation WirelessBandManager

- (id)init
{
	self = [super init];
	if (self)
	{
		mBleDispatchQueue = dispatch_queue_create("com.xyz.ble.mgr", DISPATCH_QUEUE_SERIAL);
		mBLEManager = [[CBCentralManager alloc] initWithDelegate:self queue:nil];
		NSLog(@"Initialized");
	}
	return self;
}

#pragma mark -
#pragma mark CBCentralManager Delegate Methods
- (void)centralManagerDidUpdateState:(CBCentralManager *)central
{
	NSLog(@"Did update state to: %d",(int)central.state);
	if (central.state == CBCentralManagerStatePoweredOn)
	{
		NSString * uuidStr = nil;

		if (uuidStr) {
			NSMutableArray * uuids = [[NSMutableArray alloc] initWithCapacity:1];
			CFUUIDRef uuidRef = CFUUIDCreateFromString(NULL, (CFStringRef)uuidStr);
			[uuids addObject:(__bridge id)uuidRef];
			CFRelease(uuidRef);
			[mBLEManager retrievePeripherals:uuids];
			NSLog(@"Retrieved");
		} else {
			[mBLEManager scanForPeripheralsWithServices:@[[CBUUID UUIDWithString:@"1802"]] options:nil];
			NSLog(@"Scanning");
		}
	}
}

-(void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI {
	NSLog(@"Did discover peripheral: %@",mPeripheral);
	NSLog(@"Did discover peripheral UUID: %@",mPeripheral.UUID);
	mPeripheral = peripheral;
	[mBLEManager stopScan];
	[mBLEManager connectPeripheral:mPeripheral options:nil];
}

- (void)centralManager:(CBCentralManager *)central didRetrievePeripherals:(NSArray *)peripherals
{
	mPeripheral = peripherals[0];
	
	NSLog(@"Did retrieve peripheral: %@",mPeripheral);
	
	NSDictionary *connOptions = [NSDictionary dictionaryWithObject:[NSNumber numberWithBool:YES] forKey:CBConnectPeripheralOptionNotifyOnDisconnectionKey];
	
	[mBLEManager connectPeripheral:mPeripheral options:connOptions];
}

- (void)centralManager:(CBCentralManager *)central didConnectPeripheral:(CBPeripheral *)peripheral
{
	NSLog(@"Did connect to peripheral: %@",peripheral);
	NSLog(@"Did connect peripheral UUID: %@",mPeripheral.UUID);
}
- (void)centralManager:(CBCentralManager *)central didFailToConnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error
{
	NSLog(@"Did FAIL to connect to peripheral: %@ Error:%@",peripheral,error);
}
- (void)centralManager:(CBCentralManager *)central didDisconnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error
{
	NSLog(@"Did disconnect from peripheral: %@ Error:%@",peripheral,error);
}


@end

Hi, Andras. Have you tried to run it on iOS? I have similar code but never get didDiscoverPeripheral called.