BLE Larson Scanner (Hackster Box Project)

/*
 * Larson BLE Scanner made by Gustavo Reynaga @gsreynaga based on:
 * KITT emulator! Created By John Boxall http://tronixstuff.com
 * &
 * Copyright (c) 2016 Intel Corporation.  All rights reserved.
 * See the bottom of this file for the license terms.
 */

#include <CurieBLE.h>

BLEPeripheral blePeripheral;  // BLE Peripheral Device (the board you're programming)
BLEService LarsonService("19B10010-E8F2-537E-4F6C-D104768A1214"); // BLE Larson Scanner Service

// BLE LED Switch Characteristic - custom 128-bit UUID, read and writable by central
BLEUnsignedCharCharacteristic switchCharacteristic("19B10011-E8F2-537E-4F6C-D104768A1214", BLERead | BLEWrite);

void setup() {
  Serial.begin(115200);

  // set LEDs pin to output mode
  
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);

  // set advertised local name and service UUID:
  blePeripheral.setLocalName("LARSON");
  blePeripheral.setAdvertisedServiceUuid(LarsonService.uuid());

  // add service and characteristic:
  blePeripheral.addAttribute(LarsonService);
  blePeripheral.addAttribute(switchCharacteristic);

  // set the initial value for the characeristic:
  switchCharacteristic.setValue(0);

  // begin advertising BLE service:
  blePeripheral.begin();

  Serial.println("BLE LED Peripheral");
}

void loop() {
  // listen for BLE peripherals to connect:
  BLECentral central = blePeripheral.central();

  // if a central is connected to peripheral:
  if (central) {
    Serial.print("Connected to central: ");
    // print the central's MAC address:
    Serial.println(central.address());

    // while the central is still connected to peripheral:
    while (central.connected()) {
      // if the remote device wrote to the characteristic,
      // use the value to control the LED:
        if (switchCharacteristic.written()) {
        Serial.println(switchCharacteristic.value());
          int del = switchCharacteristic.value(); //Assign value to "del" variable
        
          digitalWrite(3, HIGH);   // turn on LED on pin 3
          delay(del);              // wait
          digitalWrite(3, LOW);    // turn it off
          digitalWrite(4, HIGH);   // turn on LED on pin 4
          delay(del);              // wait
          digitalWrite(4, LOW);    // turn it off
          digitalWrite(5, HIGH);   // turn on LED on pin 5
          delay(del);              // wait
          digitalWrite(5, LOW);    // turn it off
          digitalWrite(6, HIGH);   // turn on LED on pin 6
          delay(del);              // wait
          digitalWrite(6, LOW);    // turn it off
          digitalWrite(7, HIGH);   // turn on LED on pin 7
          delay(del);              // wait
          digitalWrite(7, LOW);    // turn it off
          digitalWrite(8, HIGH);   // turn on LED on pin 8
          delay(del);              // wait
          digitalWrite(8, LOW);    // turn it off
        
          digitalWrite(8, HIGH);   // turn on LED on pin 8
          delay(del);              // wait
          digitalWrite(8, LOW);    // turn it off
          digitalWrite(7, HIGH);   // turn on LED on pin 7
          delay(del);              // wait
          digitalWrite(7, LOW);    // turn it off
          digitalWrite(6, HIGH);   // turn on LED on pin 6
          delay(del);              // wait
          digitalWrite(6, LOW);    // turn it off
          digitalWrite(5, HIGH);   // turn on LED on pin 5
          delay(del);              // wait
          digitalWrite(5, LOW);    // turn it off
          digitalWrite(4, HIGH);   // turn on LED on pin 4
          delay(del);              // wait
          digitalWrite(4, LOW);    // turn it off
                  
        } else {                              // a 0 value
          Serial.println(F("Scanner off"));
          //digitalWrite(ledPin, LOW);          // will turn the LED off

          digitalWrite(3, LOW);    // turn it off
          digitalWrite(4, LOW);    // turn it off
          digitalWrite(5, LOW);    // turn it off
          digitalWrite(6, LOW);    // turn it off
          digitalWrite(7, LOW);    // turn it off
          digitalWrite(8, LOW);    // turn it off
          
        }
      }
    

    // when the central disconnects, print it out:
    Serial.print(F("Disconnected from central: "));
    Serial.println(central.address());
  }
}

/*
   Copyright (c) 2016 Intel Corporation.  All rights reserved.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/