Tami Farber / microbit-dal

Revised to disable BLE for radio communication as needed.

Dependencies:   BLE_API nRF51822 mbed-dev-bin

Dependents:   microbit

inc/bluetooth/MicroBitEventService.h@74:26717338739d, 2019-11-26 (annotated)

Committer:
tsfarber
Date:
Tue Nov 26 04:12:46 2019 +0000
Revision:
74:26717338739d
Parent:
1:8aa5cdb4ab67 
This program combines samples programs radio TX and radio RX so that both units can send or receive depending on which unit's buttons are pressed. Tested successfully. MicroBitConfig.h has been edited to disable BLE.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jonathan Austin 1:8aa5cdb4ab67 1 /*
Jonathan Austin 1:8aa5cdb4ab67 2 The MIT License (MIT)
Jonathan Austin 1:8aa5cdb4ab67 3
Jonathan Austin 1:8aa5cdb4ab67 4 Copyright (c) 2016 British Broadcasting Corporation.
Jonathan Austin 1:8aa5cdb4ab67 5 This software is provided by Lancaster University by arrangement with the BBC.
Jonathan Austin 1:8aa5cdb4ab67 6
Jonathan Austin 1:8aa5cdb4ab67 7 Permission is hereby granted, free of charge, to any person obtaining a
Jonathan Austin 1:8aa5cdb4ab67 8 copy of this software and associated documentation files (the "Software"),
Jonathan Austin 1:8aa5cdb4ab67 9 to deal in the Software without restriction, including without limitation
Jonathan Austin 1:8aa5cdb4ab67 10 the rights to use, copy, modify, merge, publish, distribute, sublicense,
Jonathan Austin 1:8aa5cdb4ab67 11 and/or sell copies of the Software, and to permit persons to whom the
Jonathan Austin 1:8aa5cdb4ab67 12 Software is furnished to do so, subject to the following conditions:
Jonathan Austin 1:8aa5cdb4ab67 13
Jonathan Austin 1:8aa5cdb4ab67 14 The above copyright notice and this permission notice shall be included in
Jonathan Austin 1:8aa5cdb4ab67 15 all copies or substantial portions of the Software.
Jonathan Austin 1:8aa5cdb4ab67 16
Jonathan Austin 1:8aa5cdb4ab67 17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Jonathan Austin 1:8aa5cdb4ab67 18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Jonathan Austin 1:8aa5cdb4ab67 19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
Jonathan Austin 1:8aa5cdb4ab67 20 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Jonathan Austin 1:8aa5cdb4ab67 21 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
Jonathan Austin 1:8aa5cdb4ab67 22 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
Jonathan Austin 1:8aa5cdb4ab67 23 DEALINGS IN THE SOFTWARE.
Jonathan Austin 1:8aa5cdb4ab67 24 */
Jonathan Austin 1:8aa5cdb4ab67 25
Jonathan Austin 1:8aa5cdb4ab67 26 #ifndef MICROBIT_EVENT_SERVICE_H
Jonathan Austin 1:8aa5cdb4ab67 27 #define MICROBIT_EVENT_SERVICE_H
Jonathan Austin 1:8aa5cdb4ab67 28
Jonathan Austin 1:8aa5cdb4ab67 29 #include "MicroBitConfig.h"
Jonathan Austin 1:8aa5cdb4ab67 30 #include "ble/BLE.h"
Jonathan Austin 1:8aa5cdb4ab67 31 #include "MicroBitEvent.h"
Jonathan Austin 1:8aa5cdb4ab67 32 #include "EventModel.h"
Jonathan Austin 1:8aa5cdb4ab67 33
Jonathan Austin 1:8aa5cdb4ab67 34 // UUIDs for our service and characteristics
Jonathan Austin 1:8aa5cdb4ab67 35 extern const uint8_t MicroBitEventServiceUUID[];
Jonathan Austin 1:8aa5cdb4ab67 36 extern const uint8_t MicroBitEventServiceMicroBitEventCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 37 extern const uint8_t MicroBitEventServiceClientEventCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 38 extern const uint8_t MicroBitEventServiceMicroBitRequirementsCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 39 extern const uint8_t MicroBitEventServiceClientRequirementsCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 40
Jonathan Austin 1:8aa5cdb4ab67 41 struct EventServiceEvent
Jonathan Austin 1:8aa5cdb4ab67 42 {
Jonathan Austin 1:8aa5cdb4ab67 43 uint16_t type;
Jonathan Austin 1:8aa5cdb4ab67 44 uint16_t reason;
Jonathan Austin 1:8aa5cdb4ab67 45 };
Jonathan Austin 1:8aa5cdb4ab67 46
Jonathan Austin 1:8aa5cdb4ab67 47
Jonathan Austin 1:8aa5cdb4ab67 48 /**
Jonathan Austin 1:8aa5cdb4ab67 49 * Class definition for a MicroBit BLE Event Service.
Jonathan Austin 1:8aa5cdb4ab67 50 * Provides a BLE gateway onto an Event Model.
Jonathan Austin 1:8aa5cdb4ab67 51 */
Jonathan Austin 1:8aa5cdb4ab67 52 class MicroBitEventService : public MicroBitComponent
Jonathan Austin 1:8aa5cdb4ab67 53 {
Jonathan Austin 1:8aa5cdb4ab67 54 public:
Jonathan Austin 1:8aa5cdb4ab67 55
Jonathan Austin 1:8aa5cdb4ab67 56 /**
Jonathan Austin 1:8aa5cdb4ab67 57 * Constructor.
Jonathan Austin 1:8aa5cdb4ab67 58 * Create a representation of the EventService
Jonathan Austin 1:8aa5cdb4ab67 59 * @param _ble The instance of a BLE device that we're running on.
Jonathan Austin 1:8aa5cdb4ab67 60 * @param _messageBus An instance of an EventModel which events will be mirrored from.
Jonathan Austin 1:8aa5cdb4ab67 61 */
Jonathan Austin 1:8aa5cdb4ab67 62 MicroBitEventService(BLEDevice &_ble, EventModel &_messageBus);
Jonathan Austin 1:8aa5cdb4ab67 63
Jonathan Austin 1:8aa5cdb4ab67 64 /**
Jonathan Austin 1:8aa5cdb4ab67 65 * Periodic callback from MicroBit scheduler.
Jonathan Austin 1:8aa5cdb4ab67 66 * If we're no longer connected, remove any registered Message Bus listeners.
Jonathan Austin 1:8aa5cdb4ab67 67 */
Jonathan Austin 1:8aa5cdb4ab67 68 virtual void idleTick();
Jonathan Austin 1:8aa5cdb4ab67 69
Jonathan Austin 1:8aa5cdb4ab67 70 /**
Jonathan Austin 1:8aa5cdb4ab67 71 * Callback. Invoked when any of our attributes are written via BLE.
Jonathan Austin 1:8aa5cdb4ab67 72 */
Jonathan Austin 1:8aa5cdb4ab67 73 void onDataWritten(const GattWriteCallbackParams *params);
Jonathan Austin 1:8aa5cdb4ab67 74
Jonathan Austin 1:8aa5cdb4ab67 75 /**
Jonathan Austin 1:8aa5cdb4ab67 76 * Callback. Invoked when any events are sent on the microBit message bus.
Jonathan Austin 1:8aa5cdb4ab67 77 */
Jonathan Austin 1:8aa5cdb4ab67 78 void onMicroBitEvent(MicroBitEvent evt);
Jonathan Austin 1:8aa5cdb4ab67 79
Jonathan Austin 1:8aa5cdb4ab67 80 /**
Jonathan Austin 1:8aa5cdb4ab67 81 * Read callback on microBitRequirements characteristic.
Jonathan Austin 1:8aa5cdb4ab67 82 *
Jonathan Austin 1:8aa5cdb4ab67 83 * Used to iterate through the events that the code on this micro:bit is interested in.
Jonathan Austin 1:8aa5cdb4ab67 84 */
Jonathan Austin 1:8aa5cdb4ab67 85 void onRequirementsRead(GattReadAuthCallbackParams *params);
Jonathan Austin 1:8aa5cdb4ab67 86
Jonathan Austin 1:8aa5cdb4ab67 87 private:
Jonathan Austin 1:8aa5cdb4ab67 88
Jonathan Austin 1:8aa5cdb4ab67 89 // Bluetooth stack we're running on.
Jonathan Austin 1:8aa5cdb4ab67 90 BLEDevice &ble;
Jonathan Austin 1:8aa5cdb4ab67 91 EventModel &messageBus;
Jonathan Austin 1:8aa5cdb4ab67 92
Jonathan Austin 1:8aa5cdb4ab67 93 // memory for our event characteristics.
Jonathan Austin 1:8aa5cdb4ab67 94 EventServiceEvent clientEventBuffer;
Jonathan Austin 1:8aa5cdb4ab67 95 EventServiceEvent microBitEventBuffer;
Jonathan Austin 1:8aa5cdb4ab67 96 EventServiceEvent microBitRequirementsBuffer;
Jonathan Austin 1:8aa5cdb4ab67 97 EventServiceEvent clientRequirementsBuffer;
Jonathan Austin 1:8aa5cdb4ab67 98
Jonathan Austin 1:8aa5cdb4ab67 99 // handles on this service's characterisitics.
Jonathan Austin 1:8aa5cdb4ab67 100 GattAttribute::Handle_t microBitEventCharacteristicHandle;
Jonathan Austin 1:8aa5cdb4ab67 101 GattAttribute::Handle_t clientRequirementsCharacteristicHandle;
Jonathan Austin 1:8aa5cdb4ab67 102 GattAttribute::Handle_t clientEventCharacteristicHandle;
Jonathan Austin 1:8aa5cdb4ab67 103 GattCharacteristic *microBitRequirementsCharacteristic;
Jonathan Austin 1:8aa5cdb4ab67 104
Jonathan Austin 1:8aa5cdb4ab67 105 // Message bus offset last sent to the client...
Jonathan Austin 1:8aa5cdb4ab67 106 uint16_t messageBusListenerOffset;
Jonathan Austin 1:8aa5cdb4ab67 107
Jonathan Austin 1:8aa5cdb4ab67 108 };
Jonathan Austin 1:8aa5cdb4ab67 109
Jonathan Austin 1:8aa5cdb4ab67 110
Jonathan Austin 1:8aa5cdb4ab67 111 #endif