mbed.org local branch of microbit-dal. The real version lives in git at https://github.com/lancaster-university/microbit-dal

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Dependents:   microbit Microbit IoTChallenge1 microbit ... more

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Show/hide line numbers MicroBitButtonService.h Source File

MicroBitButtonService.h

00001 /*
00002 The MIT License (MIT)
00003 
00004 Copyright (c) 2016 British Broadcasting Corporation.
00005 This software is provided by Lancaster University by arrangement with the BBC.
00006 
00007 Permission is hereby granted, free of charge, to any person obtaining a
00008 copy of this software and associated documentation files (the "Software"),
00009 to deal in the Software without restriction, including without limitation
00010 the rights to use, copy, modify, merge, publish, distribute, sublicense,
00011 and/or sell copies of the Software, and to permit persons to whom the
00012 Software is furnished to do so, subject to the following conditions:
00013 
00014 The above copyright notice and this permission notice shall be included in
00015 all copies or substantial portions of the Software.
00016 
00017 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00018 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00019 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
00020 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00021 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00022 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00023 DEALINGS IN THE SOFTWARE.
00024 */
00025 
00026 #ifndef MICROBIT_BUTTON_SERVICE_H
00027 #define MICROBIT_BUTTON_SERVICE_H
00028 
00029 #include "MicroBitConfig.h"
00030 #include "ble/BLE.h"
00031 #include "EventModel.h"
00032 
00033 // UUIDs for our service and characteristics
00034 extern const uint8_t  MicroBitButtonServiceUUID[];
00035 extern const uint8_t  MicroBitButtonAServiceDataUUID[];
00036 extern const uint8_t  MicroBitButtonBServiceDataUUID[];
00037 
00038 
00039 /**
00040   * Class definition for a MicroBit BLE Button Service.
00041   * Provides access to live button data via BLE, and provides basic configuration options.
00042   */
00043 class MicroBitButtonService
00044 {
00045     public:
00046 
00047     /**
00048       * Constructor.
00049       * Create a representation of the ButtonService
00050       * @param _ble The instance of a BLE device that we're running on.
00051       */
00052     MicroBitButtonService(BLEDevice &_ble);
00053 
00054 
00055     private:
00056 
00057     /**
00058      * Button A update callback
00059      */
00060     void buttonAUpdate(MicroBitEvent e);
00061 
00062     /**
00063      * Button B update callback
00064      */
00065     void buttonBUpdate(MicroBitEvent e);
00066 
00067     // Bluetooth stack we're running on.
00068     BLEDevice           &ble;
00069 
00070     // memory for our 8 bit control characteristics.
00071     uint8_t            buttonADataCharacteristicBuffer;
00072     uint8_t            buttonBDataCharacteristicBuffer;
00073 
00074     // Handles to access each characteristic when they are held by Soft Device.
00075     GattAttribute::Handle_t buttonADataCharacteristicHandle;
00076     GattAttribute::Handle_t buttonBDataCharacteristicHandle;
00077 };
00078 
00079 
00080 #endif