Tami Farber / microbit-dal

Revised to disable BLE for radio communication as needed.

Dependencies:   BLE_API nRF51822 mbed-dev-bin

Dependents:   microbit

inc/bluetooth/MicroBitDFUService.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_DFU_SERVICE_H
Jonathan Austin 1:8aa5cdb4ab67 27 #define MICROBIT_DFU_SERVICE_H
Jonathan Austin 1:8aa5cdb4ab67 28
Jonathan Austin 1:8aa5cdb4ab67 29 #include "mbed.h"
Jonathan Austin 1:8aa5cdb4ab67 30 #include "MicroBitConfig.h"
Jonathan Austin 1:8aa5cdb4ab67 31 #include "ble/BLE.h"
Jonathan Austin 1:8aa5cdb4ab67 32 #include "MicroBitEvent.h"
Jonathan Austin 1:8aa5cdb4ab67 33
Jonathan Austin 1:8aa5cdb4ab67 34 // MicroBit ControlPoint OpCodes
Jonathan Austin 1:8aa5cdb4ab67 35 // Requests transfer to the Nordic DFU bootloader.
Jonathan Austin 1:8aa5cdb4ab67 36 #define MICROBIT_DFU_OPCODE_START_DFU 1
Jonathan Austin 1:8aa5cdb4ab67 37
Jonathan Austin 1:8aa5cdb4ab67 38 // visual ID code constants
Jonathan Austin 1:8aa5cdb4ab67 39 #define MICROBIT_DFU_HISTOGRAM_WIDTH 5
Jonathan Austin 1:8aa5cdb4ab67 40 #define MICROBIT_DFU_HISTOGRAM_HEIGHT 5
Jonathan Austin 1:8aa5cdb4ab67 41
Jonathan Austin 1:8aa5cdb4ab67 42 // UUIDs for our service and characteristics
Jonathan Austin 1:8aa5cdb4ab67 43 extern const uint8_t MicroBitDFUServiceUUID[];
Jonathan Austin 1:8aa5cdb4ab67 44 extern const uint8_t MicroBitDFUServiceControlCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 45 extern const uint8_t MicroBitDFUServiceFlashCodeCharacteristicUUID[];
Jonathan Austin 1:8aa5cdb4ab67 46
Jonathan Austin 1:8aa5cdb4ab67 47 // Handle on the memory resident Nordic bootloader.
Jonathan Austin 1:8aa5cdb4ab67 48 extern "C" void bootloader_start(void);
Jonathan Austin 1:8aa5cdb4ab67 49
Jonathan Austin 1:8aa5cdb4ab67 50 /**
Jonathan Austin 1:8aa5cdb4ab67 51 * Class definition for a MicroBit Device Firmware Update loader.
Jonathan Austin 1:8aa5cdb4ab67 52 * This service allows hexes to be flashed remotely from another Bluetooth
Jonathan Austin 1:8aa5cdb4ab67 53 * device.
Jonathan Austin 1:8aa5cdb4ab67 54 */
Jonathan Austin 1:8aa5cdb4ab67 55 class MicroBitDFUService
Jonathan Austin 1:8aa5cdb4ab67 56 {
Jonathan Austin 1:8aa5cdb4ab67 57 public:
Jonathan Austin 1:8aa5cdb4ab67 58
Jonathan Austin 1:8aa5cdb4ab67 59 /**
Jonathan Austin 1:8aa5cdb4ab67 60 * Constructor.
Jonathan Austin 1:8aa5cdb4ab67 61 * Initialise the Device Firmware Update service.
Jonathan Austin 1:8aa5cdb4ab67 62 * @param _ble The instance of a BLE device that we're running on.
Jonathan Austin 1:8aa5cdb4ab67 63 */
Jonathan Austin 1:8aa5cdb4ab67 64 MicroBitDFUService(BLEDevice &_ble);
Jonathan Austin 1:8aa5cdb4ab67 65
Jonathan Austin 1:8aa5cdb4ab67 66 /**
Jonathan Austin 1:8aa5cdb4ab67 67 * Callback. Invoked when any of our attributes are written via BLE.
Jonathan Austin 1:8aa5cdb4ab67 68 */
Jonathan Austin 1:8aa5cdb4ab67 69 virtual void onDataWritten(const GattWriteCallbackParams *params);
Jonathan Austin 1:8aa5cdb4ab67 70
Jonathan Austin 1:8aa5cdb4ab67 71 private:
Jonathan Austin 1:8aa5cdb4ab67 72
Jonathan Austin 1:8aa5cdb4ab67 73 // State of paiting process.
Jonathan Austin 1:8aa5cdb4ab67 74 bool authenticated;
Jonathan Austin 1:8aa5cdb4ab67 75 bool flashCodeRequested;
Jonathan Austin 1:8aa5cdb4ab67 76
Jonathan Austin 1:8aa5cdb4ab67 77 // Bluetooth stack we're running on.
Jonathan Austin 1:8aa5cdb4ab67 78 BLEDevice &ble;
Jonathan Austin 1:8aa5cdb4ab67 79
Jonathan Austin 1:8aa5cdb4ab67 80 // memory for our 8 bit control characteristic.
Jonathan Austin 1:8aa5cdb4ab67 81 uint8_t controlByte;
Jonathan Austin 1:8aa5cdb4ab67 82
Jonathan Austin 1:8aa5cdb4ab67 83 // BLE pairing name of this device, encoded as an integer.
Jonathan Austin 1:8aa5cdb4ab67 84 uint32_t flashCode;
Jonathan Austin 1:8aa5cdb4ab67 85
Jonathan Austin 1:8aa5cdb4ab67 86 GattAttribute::Handle_t microBitDFUServiceControlCharacteristicHandle;
Jonathan Austin 1:8aa5cdb4ab67 87 GattAttribute::Handle_t microBitDFUServiceFlashCodeCharacteristicHandle;
Jonathan Austin 1:8aa5cdb4ab67 88
Jonathan Austin 1:8aa5cdb4ab67 89 // Displays the device's ID code as a histogram on the LED matrix display.
Jonathan Austin 1:8aa5cdb4ab67 90 void showNameHistogram();
Jonathan Austin 1:8aa5cdb4ab67 91
Jonathan Austin 1:8aa5cdb4ab67 92 // Displays an acknowledgement on the LED matrix display.
Jonathan Austin 1:8aa5cdb4ab67 93 void showTick();
Jonathan Austin 1:8aa5cdb4ab67 94
Jonathan Austin 1:8aa5cdb4ab67 95 // Update BLE characteristic to release our flash code.
Jonathan Austin 1:8aa5cdb4ab67 96 void releaseFlashCode();
Jonathan Austin 1:8aa5cdb4ab67 97
Jonathan Austin 1:8aa5cdb4ab67 98 // Event handlers for button clicks.
Jonathan Austin 1:8aa5cdb4ab67 99 void onButtonA(MicroBitEvent e);
Jonathan Austin 1:8aa5cdb4ab67 100 void onButtonB(MicroBitEvent e);
Jonathan Austin 1:8aa5cdb4ab67 101 };
Jonathan Austin 1:8aa5cdb4ab67 102
Jonathan Austin 1:8aa5cdb4ab67 103 #endif