ryanjjones10

import CoreBluetooth
import UIKit

class ViewController: UIViewController, CBCentralManagerDelegate, CBPeripheralDelegate {

    var centralManager: CBCentralManager!
    var peripheral: CBPeripheral!
    var currentCharacteristic: CBCharacteristic! = nil
    var readRSSITimer: NSTimer!
    var RSSIholder: NSNumber = 0

ryanjjones10

   func peripheral(peripheral: CBPeripheral, didDiscoverCharacteristicsForService service: CBService, error: NSError?){
        for characteristic in service.characteristics! {
            let thisCharacteristic = characteristic as CBCharacteristic
            if thisCharacteristic.UUID == txCharacteristic{
                self.currentCharacteristic = thisCharacteristic
                let openValue = "1".dataUsingEncoding(NSUTF8StringEncoding)!
                self.peripheral.writeValue(openValue, forCharacteristic: self.currentCharacteristic, type: CBCharacteristicWriteType.WithResponse)
            }
        }
        if let error = error {

ryanjjones10

    func peripheral(peripheral: CBPeripheral, didDiscoverServices error: NSError?){
        peripheral.discoverCharacteristics(nil, forService: peripheral.services![0])
    }

ryanjjones10

import CoreBluetooth
import UIKit

class ViewController: UIViewController, CBCentralManagerDelegate, CBPeripheralDelegate {

    var centralManager: CBCentralManager!
    var peripheral: CBPeripheral!
    var currentCharacteristic: CBCharacteristic! = nil
    var readRSSITimer: NSTimer!
    var RSSIholder: NSNumber = 0

ryanjjones10

import CoreBluetooth
import UIKit

class ViewController: UIViewController, CBCentralManagerDelegate, CBPeripheralDelegate {

    var centralManager: CBCentralManager!
    var peripheral: CBPeripheral!
    
    override func viewDidLoad() {
        super.viewDidLoad()

ryanjjones10

//
//  ViewController.swift
//  BLESwift
//
//  Created by Ryan Jones on 6/14/16.
//  Copyright © 2016 Ryan Jones. All rights reserved.
//

import CoreBluetooth
import UIKit

ryanjjones10

func centralManager(central: CBCentralManager, didDisconnectPeripheral peripheral: CBPeripheral, error: NSError?){
  if self.peripheral != nil {
    self.peripheral.delegate = nil
    self.peripheral = nil
  }
  print("did disconnect", error)
  self.startManager()
}

ryanjjones10

func centralManager(central: CBCentralManager, didConnectPeripheral peripheral: CBPeripheral) {
  peripheral.delegate = self
  peripheral.discoverServices(nil)
  print("connected to \(peripheral)")
  self.stopScan()
}

func centralManager(central: CBCentralManager, didFailToConnectPeripheral peripheral: CBPeripheral, error: NSError?){
  print("connection failed", error)
}

ryanjjones10

func centralManager(central: CBCentralManager, didDiscoverPeripheral peripheral: CBPeripheral, advertisementData: [String : AnyObject], RSSI: NSNumber) {
  if (peripheral.name != nil && peripheral.name! == "Device Name"){
    self.peripheral = peripheral
    self.centralManager.connectPeripheral(self.peripheral, options: [CBConnectPeripheralOptionNotifyOnDisconnectionKey : true])
  }
}

ryanjjones10

func centralManagerDidUpdateState(central: CBCentralManager) {
  if (central.state == CBCentralManagerState.PoweredOn) {
    self.centralManager?.scanForPeripheralsWithServices(nil, options: nil)
    self.currentState.text = "Scanning"
  } else {
    print("BLE not on")
  }
}