updates
Dependencies: BLE_API mbed-dev-bin nRF51822
Fork of microbit-dal-eddystone by
source/bluetooth/MicroBitBLEManager.cpp@77:151a3b864991, 2017-07-17 (annotated)
- Committer:
- wwbluetooth
- Date:
- Mon Jul 17 21:32:11 2017 +0000
- Revision:
- 77:151a3b864991
- Parent:
- 75:739b6a1c1b50
updates
Who changed what in which revision?
User | Revision | Line number | New 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 | |
wwbluetooth | 75:739b6a1c1b50 | 26 | |
wwbluetooth | 75:739b6a1c1b50 | 27 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 28 | #include "MicroBitConfig.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 29 | #include "MicroBitBLEManager.h" |
bluetooth_mdw | 74:a8f5674a0079 | 30 | #include "MicroBitEddystone.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 31 | #include "MicroBitStorage.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 32 | #include "MicroBitFiber.h" |
bluetooth_mdw | 74:a8f5674a0079 | 33 | #include "MicroBitSystemTimer.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 34 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 35 | /* The underlying Nordic libraries that support BLE do not compile cleanly with the stringent GCC settings we employ. |
Jonathan Austin |
1:8aa5cdb4ab67 | 36 | * If we're compiling under GCC, then we suppress any warnings generated from this code (but not the rest of the DAL) |
Jonathan Austin |
1:8aa5cdb4ab67 | 37 | * The ARM cc compiler is more tolerant. We don't test __GNUC__ here to detect GCC as ARMCC also typically sets this |
Jonathan Austin |
1:8aa5cdb4ab67 | 38 | * as a compatability option, but does not support the options used... |
Jonathan Austin |
1:8aa5cdb4ab67 | 39 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 40 | #if !defined(__arm) |
Jonathan Austin |
1:8aa5cdb4ab67 | 41 | #pragma GCC diagnostic ignored "-Wunused-function" |
Jonathan Austin |
1:8aa5cdb4ab67 | 42 | #pragma GCC diagnostic push |
Jonathan Austin |
1:8aa5cdb4ab67 | 43 | #pragma GCC diagnostic ignored "-Wunused-parameter" |
Jonathan Austin |
1:8aa5cdb4ab67 | 44 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 45 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 46 | #include "ble.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 47 | |
bluetooth_mdw | 74:a8f5674a0079 | 48 | extern "C" { |
Jonathan Austin |
1:8aa5cdb4ab67 | 49 | #include "device_manager.h" |
Jonathan Austin |
1:8aa5cdb4ab67 | 50 | uint32_t btle_set_gatt_table_size(uint32_t size); |
Jonathan Austin |
1:8aa5cdb4ab67 | 51 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 52 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 53 | /* |
Jonathan Austin |
1:8aa5cdb4ab67 | 54 | * Return to our predefined compiler settings. |
Jonathan Austin |
1:8aa5cdb4ab67 | 55 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 56 | #if !defined(__arm) |
Jonathan Austin |
1:8aa5cdb4ab67 | 57 | #pragma GCC diagnostic pop |
Jonathan Austin |
1:8aa5cdb4ab67 | 58 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 59 | |
bluetooth_mdw | 74:a8f5674a0079 | 60 | #define MICROBIT_PAIRING_FADE_SPEED 4 |
Jonathan Austin |
1:8aa5cdb4ab67 | 61 | |
bluetooth_mdw | 74:a8f5674a0079 | 62 | // Some Black Magic to compare the definition of our security mode in MicroBitConfig with a given parameter. |
bluetooth_mdw | 74:a8f5674a0079 | 63 | // Required as the MicroBitConfig option is actually an mbed enum, that is not normally comparable at compile time. |
bluetooth_mdw | 74:a8f5674a0079 | 64 | // |
bluetooth_mdw | 74:a8f5674a0079 | 65 | |
bluetooth_mdw | 74:a8f5674a0079 | 66 | #define __CAT(a, ...) a##__VA_ARGS__ |
wwbluetooth | 75:739b6a1c1b50 | 67 | |
bluetooth_mdw | 74:a8f5674a0079 | 68 | |
bluetooth_mdw | 74:a8f5674a0079 | 69 | const char *MICROBIT_BLE_MANUFACTURER = NULL; |
bluetooth_mdw | 74:a8f5674a0079 | 70 | const char *MICROBIT_BLE_MODEL = "BBC micro:bit"; |
bluetooth_mdw | 74:a8f5674a0079 | 71 | const char *MICROBIT_BLE_HARDWARE_VERSION = NULL; |
bluetooth_mdw | 74:a8f5674a0079 | 72 | const char *MICROBIT_BLE_FIRMWARE_VERSION = MICROBIT_DAL_VERSION; |
bluetooth_mdw | 74:a8f5674a0079 | 73 | const char *MICROBIT_BLE_SOFTWARE_VERSION = NULL; |
Jonathan Austin |
1:8aa5cdb4ab67 | 74 | const int8_t MICROBIT_BLE_POWER_LEVEL[] = {-30, -20, -16, -12, -8, -4, 0, 4}; |
Jonathan Austin |
1:8aa5cdb4ab67 | 75 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 76 | /* |
Jonathan Austin |
1:8aa5cdb4ab67 | 77 | * Many of the mbed interfaces we need to use only support callbacks to plain C functions, rather than C++ methods. |
Jonathan Austin |
1:8aa5cdb4ab67 | 78 | * So, we maintain a pointer to the MicroBitBLEManager that's in use. Ths way, we can still access resources on the micro:bit |
Jonathan Austin |
1:8aa5cdb4ab67 | 79 | * whilst keeping the code modular. |
Jonathan Austin |
1:8aa5cdb4ab67 | 80 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 81 | MicroBitBLEManager *MicroBitBLEManager::manager = NULL; // Singleton reference to the BLE manager. many mbed BLE API callbacks still do not support member funcions yet. :-( |
bluetooth_mdw | 74:a8f5674a0079 | 82 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 83 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 84 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 85 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 86 | * Constructor. |
Jonathan Austin |
1:8aa5cdb4ab67 | 87 | * Configure and manage the micro:bit's Bluetooth Low Energy (BLE) stack. |
Jonathan Austin |
1:8aa5cdb4ab67 | 88 | * @param _storage an instance of MicroBitStorage used to persist sys attribute information. (This is required for compatability with iOS). |
Jonathan Austin |
1:8aa5cdb4ab67 | 89 | * @note The BLE stack *cannot* be brought up in a static context (the software simply hangs or corrupts itself). |
Jonathan Austin |
1:8aa5cdb4ab67 | 90 | * Hence, the init() member function should be used to initialise the BLE stack. |
Jonathan Austin |
1:8aa5cdb4ab67 | 91 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 92 | MicroBitBLEManager::MicroBitBLEManager(MicroBitStorage &_storage) : storage(&_storage) |
Jonathan Austin |
1:8aa5cdb4ab67 | 93 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 94 | manager = this; |
bluetooth_mdw | 74:a8f5674a0079 | 95 | this->ble = NULL; |
bluetooth_mdw | 74:a8f5674a0079 | 96 | this->pairingStatus = 0; |
Jonathan Austin |
1:8aa5cdb4ab67 | 97 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 98 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 99 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 100 | * Constructor. |
Jonathan Austin |
1:8aa5cdb4ab67 | 101 | * Configure and manage the micro:bit's Bluetooth Low Energy (BLE) stack. |
Jonathan Austin |
1:8aa5cdb4ab67 | 102 | * @note The BLE stack *cannot* be brought up in a static context (the software simply hangs or corrupts itself). |
Jonathan Austin |
1:8aa5cdb4ab67 | 103 | * Hence, the init() member function should be used to initialise the BLE stack. |
Jonathan Austin |
1:8aa5cdb4ab67 | 104 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 105 | MicroBitBLEManager::MicroBitBLEManager() : storage(NULL) |
Jonathan Austin |
1:8aa5cdb4ab67 | 106 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 107 | manager = this; |
bluetooth_mdw | 74:a8f5674a0079 | 108 | this->ble = NULL; |
bluetooth_mdw | 74:a8f5674a0079 | 109 | this->pairingStatus = 0; |
bluetooth_mdw | 74:a8f5674a0079 | 110 | } |
bluetooth_mdw | 74:a8f5674a0079 | 111 | |
bluetooth_mdw | 74:a8f5674a0079 | 112 | /** |
bluetooth_mdw | 74:a8f5674a0079 | 113 | * When called, the micro:bit will begin advertising for a predefined period, |
bluetooth_mdw | 74:a8f5674a0079 | 114 | * MICROBIT_BLE_ADVERTISING_TIMEOUT seconds to bonded devices. |
bluetooth_mdw | 74:a8f5674a0079 | 115 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 116 | MicroBitBLEManager *MicroBitBLEManager::getInstance() |
bluetooth_mdw | 74:a8f5674a0079 | 117 | { |
bluetooth_mdw | 74:a8f5674a0079 | 118 | if (manager == 0) |
bluetooth_mdw | 74:a8f5674a0079 | 119 | { |
bluetooth_mdw | 74:a8f5674a0079 | 120 | manager = new MicroBitBLEManager; |
bluetooth_mdw | 74:a8f5674a0079 | 121 | } |
bluetooth_mdw | 74:a8f5674a0079 | 122 | return manager; |
Jonathan Austin |
1:8aa5cdb4ab67 | 123 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 124 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 125 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 126 | * When called, the micro:bit will begin advertising for a predefined period, |
Jonathan Austin |
1:8aa5cdb4ab67 | 127 | * MICROBIT_BLE_ADVERTISING_TIMEOUT seconds to bonded devices. |
Jonathan Austin |
1:8aa5cdb4ab67 | 128 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 129 | void MicroBitBLEManager::advertise() |
Jonathan Austin |
1:8aa5cdb4ab67 | 130 | { |
bluetooth_mdw | 74:a8f5674a0079 | 131 | if (ble) |
Jonathan Austin |
1:8aa5cdb4ab67 | 132 | ble->gap().startAdvertising(); |
Jonathan Austin |
1:8aa5cdb4ab67 | 133 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 134 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 135 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 136 | * Post constructor initialisation method as the BLE stack cannot be brought |
Jonathan Austin |
1:8aa5cdb4ab67 | 137 | * up in a static context. |
Jonathan Austin |
1:8aa5cdb4ab67 | 138 | * @param deviceName The name used when advertising |
Jonathan Austin |
1:8aa5cdb4ab67 | 139 | * @param serialNumber The serial number exposed by the device information service |
Jonathan Austin |
1:8aa5cdb4ab67 | 140 | * @param messageBus An instance of an EventModel, used during pairing. |
Jonathan Austin |
1:8aa5cdb4ab67 | 141 | * @param enableBonding If true, the security manager enabled bonding. |
Jonathan Austin |
1:8aa5cdb4ab67 | 142 | * @code |
Jonathan Austin |
1:8aa5cdb4ab67 | 143 | * bleManager.init(uBit.getName(), uBit.getSerial(), uBit.messageBus, true); |
Jonathan Austin |
1:8aa5cdb4ab67 | 144 | * @endcode |
Jonathan Austin |
1:8aa5cdb4ab67 | 145 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 146 | void MicroBitBLEManager::init(ManagedString deviceName, ManagedString serialNumber, EventModel &messageBus, bool enableBonding) |
Jonathan Austin |
1:8aa5cdb4ab67 | 147 | { |
bluetooth_mdw | 74:a8f5674a0079 | 148 | ManagedString BLEName("BBC micro:bit"); |
bluetooth_mdw | 74:a8f5674a0079 | 149 | this->deviceName = deviceName; |
Jonathan Austin |
1:8aa5cdb4ab67 | 150 | |
wwbluetooth | 75:739b6a1c1b50 | 151 | //wlw #if !(CONFIG_ENABLED(MICROBIT_BLE_WHITELIST)) |
bluetooth_mdw | 74:a8f5674a0079 | 152 | ManagedString namePrefix(" ["); |
bluetooth_mdw | 74:a8f5674a0079 | 153 | ManagedString namePostfix("]"); |
bluetooth_mdw | 74:a8f5674a0079 | 154 | BLEName = BLEName + namePrefix + deviceName + namePostfix; |
wwbluetooth | 75:739b6a1c1b50 | 155 | //wlw #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 156 | |
bluetooth_mdw | 74:a8f5674a0079 | 157 | // Start the BLE stack. |
Jonathan Austin |
1:8aa5cdb4ab67 | 158 | #if CONFIG_ENABLED(MICROBIT_HEAP_REUSE_SD) |
Jonathan Austin |
1:8aa5cdb4ab67 | 159 | btle_set_gatt_table_size(MICROBIT_SD_GATT_TABLE_SIZE); |
Jonathan Austin |
1:8aa5cdb4ab67 | 160 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 161 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 162 | ble = new BLEDevice(); |
Jonathan Austin |
1:8aa5cdb4ab67 | 163 | ble->init(); |
Jonathan Austin |
1:8aa5cdb4ab67 | 164 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 165 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 166 | // Configure the stack to hold onto the CPU during critical timing events. |
Jonathan Austin |
1:8aa5cdb4ab67 | 167 | // mbed-classic performs __disable_irq() calls in its timers that can cause |
Jonathan Austin |
1:8aa5cdb4ab67 | 168 | // MIC failures on secure BLE channels... |
Jonathan Austin |
1:8aa5cdb4ab67 | 169 | ble_common_opt_radio_cpu_mutex_t opt; |
Jonathan Austin |
1:8aa5cdb4ab67 | 170 | opt.enable = 1; |
Jonathan Austin |
1:8aa5cdb4ab67 | 171 | sd_ble_opt_set(BLE_COMMON_OPT_RADIO_CPU_MUTEX, (const ble_opt_t *)&opt); |
Jonathan Austin |
1:8aa5cdb4ab67 | 172 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 173 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 174 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 175 | // Configure the radio at our default power level |
Jonathan Austin |
1:8aa5cdb4ab67 | 176 | setTransmitPower(MICROBIT_BLE_DEFAULT_TX_POWER); |
Jonathan Austin |
1:8aa5cdb4ab67 | 177 | |
bluetooth_mdw | 74:a8f5674a0079 | 178 | // Bring up core BLE services. |
LancasterUniversity | 29:62f8b007debf | 179 | #if CONFIG_ENABLED(MICROBIT_BLE_DFU_SERVICE) |
Jonathan Austin |
1:8aa5cdb4ab67 | 180 | new MicroBitDFUService(*ble); |
LancasterUniversity | 29:62f8b007debf | 181 | #endif |
LancasterUniversity | 29:62f8b007debf | 182 | |
LancasterUniversity | 29:62f8b007debf | 183 | #if CONFIG_ENABLED(MICROBIT_BLE_DEVICE_INFORMATION_SERVICE) |
bluetooth_mdw | 74:a8f5674a0079 | 184 | DeviceInformationService ble_device_information_service(*ble, MICROBIT_BLE_MANUFACTURER, MICROBIT_BLE_MODEL, serialNumber.toCharArray(), MICROBIT_BLE_HARDWARE_VERSION, MICROBIT_BLE_FIRMWARE_VERSION, MICROBIT_BLE_SOFTWARE_VERSION); |
LancasterUniversity | 66:2fc7d7c2fffc | 185 | #else |
LancasterUniversity | 66:2fc7d7c2fffc | 186 | (void)serialNumber; |
LancasterUniversity | 29:62f8b007debf | 187 | #endif |
LancasterUniversity | 29:62f8b007debf | 188 | |
LancasterUniversity | 29:62f8b007debf | 189 | #if CONFIG_ENABLED(MICROBIT_BLE_EVENT_SERVICE) |
Jonathan Austin |
1:8aa5cdb4ab67 | 190 | new MicroBitEventService(*ble, messageBus); |
LancasterUniversity | 29:62f8b007debf | 191 | #else |
LancasterUniversity | 29:62f8b007debf | 192 | (void)messageBus; |
LancasterUniversity | 29:62f8b007debf | 193 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 194 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 195 | |
bluetooth_mdw | 74:a8f5674a0079 | 196 | // Setup advertising. |
Jonathan Austin |
1:8aa5cdb4ab67 | 197 | #if CONFIG_ENABLED(MICROBIT_BLE_WHITELIST) |
Jonathan Austin |
1:8aa5cdb4ab67 | 198 | ble->accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED); |
Jonathan Austin |
1:8aa5cdb4ab67 | 199 | #else |
Jonathan Austin |
1:8aa5cdb4ab67 | 200 | ble->accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
Jonathan Austin |
1:8aa5cdb4ab67 | 201 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 202 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 203 | ble->accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)BLEName.toCharArray(), BLEName.length()); |
Jonathan Austin |
1:8aa5cdb4ab67 | 204 | ble->setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
Jonathan Austin |
1:8aa5cdb4ab67 | 205 | ble->setAdvertisingInterval(200); |
Jonathan Austin |
1:8aa5cdb4ab67 | 206 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 207 | #if (MICROBIT_BLE_ADVERTISING_TIMEOUT > 0) |
Jonathan Austin |
1:8aa5cdb4ab67 | 208 | ble->gap().setAdvertisingTimeout(MICROBIT_BLE_ADVERTISING_TIMEOUT); |
Jonathan Austin |
1:8aa5cdb4ab67 | 209 | #endif |
Jonathan Austin |
1:8aa5cdb4ab67 | 210 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 211 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 212 | |
wwbluetooth | 75:739b6a1c1b50 | 213 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 214 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 215 | * Change the output power level of the transmitter to the given value. |
Jonathan Austin |
1:8aa5cdb4ab67 | 216 | * @param power a value in the range 0..7, where 0 is the lowest power and 7 is the highest. |
Jonathan Austin |
1:8aa5cdb4ab67 | 217 | * @return MICROBIT_OK on success, or MICROBIT_INVALID_PARAMETER if the value is out of range. |
Jonathan Austin |
1:8aa5cdb4ab67 | 218 | * @code |
Jonathan Austin |
1:8aa5cdb4ab67 | 219 | * // maximum transmission power. |
Jonathan Austin |
1:8aa5cdb4ab67 | 220 | * bleManager.setTransmitPower(7); |
Jonathan Austin |
1:8aa5cdb4ab67 | 221 | * @endcode |
Jonathan Austin |
1:8aa5cdb4ab67 | 222 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 223 | int MicroBitBLEManager::setTransmitPower(int power) |
Jonathan Austin |
1:8aa5cdb4ab67 | 224 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 225 | if (power < 0 || power >= MICROBIT_BLE_POWER_LEVELS) |
Jonathan Austin |
1:8aa5cdb4ab67 | 226 | return MICROBIT_INVALID_PARAMETER; |
Jonathan Austin |
1:8aa5cdb4ab67 | 227 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 228 | if (ble->gap().setTxPower(MICROBIT_BLE_POWER_LEVEL[power]) != NRF_SUCCESS) |
Jonathan Austin |
1:8aa5cdb4ab67 | 229 | return MICROBIT_NOT_SUPPORTED; |
Jonathan Austin |
1:8aa5cdb4ab67 | 230 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 231 | return MICROBIT_OK; |
Jonathan Austin |
1:8aa5cdb4ab67 | 232 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 233 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 234 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 235 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 236 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 237 | /** |
Jonathan Austin |
1:8aa5cdb4ab67 | 238 | * Periodic callback in thread context. |
Jonathan Austin |
1:8aa5cdb4ab67 | 239 | * We use this here purely to safely issue a disconnect operation after a pairing operation is complete. |
Jonathan Austin |
1:8aa5cdb4ab67 | 240 | */ |
Jonathan Austin |
1:8aa5cdb4ab67 | 241 | void MicroBitBLEManager::idleTick() |
Jonathan Austin |
1:8aa5cdb4ab67 | 242 | { |
bluetooth_mdw | 74:a8f5674a0079 | 243 | |
wwbluetooth | 75:739b6a1c1b50 | 244 | } |
bluetooth_mdw | 74:a8f5674a0079 | 245 | |
bluetooth_mdw | 74:a8f5674a0079 | 246 | |
bluetooth_mdw | 74:a8f5674a0079 | 247 | /** |
bluetooth_mdw | 74:a8f5674a0079 | 248 | * Stops any currently running BLE advertisements |
bluetooth_mdw | 74:a8f5674a0079 | 249 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 250 | void MicroBitBLEManager::stopAdvertising() |
bluetooth_mdw | 74:a8f5674a0079 | 251 | { |
bluetooth_mdw | 74:a8f5674a0079 | 252 | ble->gap().stopAdvertising(); |
bluetooth_mdw | 74:a8f5674a0079 | 253 | } |
bluetooth_mdw | 74:a8f5674a0079 | 254 | |
bluetooth_mdw | 74:a8f5674a0079 | 255 | #if CONFIG_ENABLED(MICROBIT_BLE_EDDYSTONE_URL) |
bluetooth_mdw | 74:a8f5674a0079 | 256 | /** |
bluetooth_mdw | 74:a8f5674a0079 | 257 | * Set the content of Eddystone URL frames |
bluetooth_mdw | 74:a8f5674a0079 | 258 | * @param url The url to broadcast |
bluetooth_mdw | 74:a8f5674a0079 | 259 | * @param calibratedPower the transmission range of the beacon (Defaults to: 0xF0 ~10m). |
bluetooth_mdw | 74:a8f5674a0079 | 260 | * @param connectable true to keep bluetooth connectable for other services, false otherwise. (Defaults to true) |
bluetooth_mdw | 74:a8f5674a0079 | 261 | * @param interval the rate at which the micro:bit will advertise url frames. (Defaults to MICROBIT_BLE_EDDYSTONE_ADV_INTERVAL) |
bluetooth_mdw | 74:a8f5674a0079 | 262 | * @note The calibratedPower value ranges from -100 to +20 to a resolution of 1. The calibrated power should be binary encoded. |
bluetooth_mdw | 74:a8f5674a0079 | 263 | * More information can be found at https://github.com/google/eddystone/tree/master/eddystone-uid#tx-power |
bluetooth_mdw | 74:a8f5674a0079 | 264 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 265 | int MicroBitBLEManager::advertiseEddystoneUrl(const char* url, int8_t calibratedPower, bool connectable, uint16_t interval) |
bluetooth_mdw | 74:a8f5674a0079 | 266 | { |
bluetooth_mdw | 74:a8f5674a0079 | 267 | ble->gap().stopAdvertising(); |
bluetooth_mdw | 74:a8f5674a0079 | 268 | ble->clearAdvertisingPayload(); |
bluetooth_mdw | 74:a8f5674a0079 | 269 | |
bluetooth_mdw | 74:a8f5674a0079 | 270 | ble->setAdvertisingType(connectable ? GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED : GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); |
bluetooth_mdw | 74:a8f5674a0079 | 271 | ble->setAdvertisingInterval(interval); |
bluetooth_mdw | 74:a8f5674a0079 | 272 | |
bluetooth_mdw | 74:a8f5674a0079 | 273 | ble->accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
bluetooth_mdw | 74:a8f5674a0079 | 274 | |
bluetooth_mdw | 74:a8f5674a0079 | 275 | int ret = MicroBitEddystone::getInstance()->setURL(ble, url, calibratedPower); |
bluetooth_mdw | 74:a8f5674a0079 | 276 | |
bluetooth_mdw | 74:a8f5674a0079 | 277 | #if (MICROBIT_BLE_ADVERTISING_TIMEOUT > 0) |
bluetooth_mdw | 74:a8f5674a0079 | 278 | ble->gap().setAdvertisingTimeout(MICROBIT_BLE_ADVERTISING_TIMEOUT); |
bluetooth_mdw | 74:a8f5674a0079 | 279 | #endif |
bluetooth_mdw | 74:a8f5674a0079 | 280 | ble->gap().startAdvertising(); |
bluetooth_mdw | 74:a8f5674a0079 | 281 | |
bluetooth_mdw | 74:a8f5674a0079 | 282 | return ret; |
bluetooth_mdw | 74:a8f5674a0079 | 283 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 284 | |
bluetooth_mdw | 74:a8f5674a0079 | 285 | /** |
bluetooth_mdw | 74:a8f5674a0079 | 286 | * Set the content of Eddystone URL frames, but accepts a ManagedString as a url. |
bluetooth_mdw | 74:a8f5674a0079 | 287 | * @param url The url to broadcast |
bluetooth_mdw | 74:a8f5674a0079 | 288 | * @param calibratedPower the transmission range of the beacon (Defaults to: 0xF0 ~10m). |
bluetooth_mdw | 74:a8f5674a0079 | 289 | * @param connectable true to keep bluetooth connectable for other services, false otherwise. (Defaults to true) |
bluetooth_mdw | 74:a8f5674a0079 | 290 | * @param interval the rate at which the micro:bit will advertise url frames. (Defaults to MICROBIT_BLE_EDDYSTONE_ADV_INTERVAL) |
bluetooth_mdw | 74:a8f5674a0079 | 291 | * @note The calibratedPower value ranges from -100 to +20 to a resolution of 1. The calibrated power should be binary encoded. |
bluetooth_mdw | 74:a8f5674a0079 | 292 | * More information can be found at https://github.com/google/eddystone/tree/master/eddystone-uid#tx-power |
bluetooth_mdw | 74:a8f5674a0079 | 293 | */ |
bluetooth_mdw | 74:a8f5674a0079 | 294 | int MicroBitBLEManager::advertiseEddystoneUrl(ManagedString url, int8_t calibratedPower, bool connectable, uint16_t interval) |
bluetooth_mdw | 74:a8f5674a0079 | 295 | { |
bluetooth_mdw | 74:a8f5674a0079 | 296 | return advertiseEddystoneUrl((char *)url.toCharArray(), calibratedPower, connectable, interval); |
Jonathan Austin |
1:8aa5cdb4ab67 | 297 | } |
bluetooth_mdw | 74:a8f5674a0079 | 298 | #endif |
bluetooth_mdw | 74:a8f5674a0079 | 299 | |
bluetooth_mdw | 74:a8f5674a0079 | 300 | |
wwbluetooth | 75:739b6a1c1b50 | 301 | void MicroBitBLEManager::pairingMode(MicroBitDisplay &display, MicroBitButton &authorisationButton) |
wwbluetooth | 75:739b6a1c1b50 | 302 | { |
Jonathan Austin |
1:8aa5cdb4ab67 | 303 | |
wwbluetooth | 75:739b6a1c1b50 | 304 | |
wwbluetooth | 75:739b6a1c1b50 | 305 | } |
Jonathan Austin |
1:8aa5cdb4ab67 | 306 | |
Jonathan Austin |
1:8aa5cdb4ab67 | 307 |