Hiroh Satoh / keyboard Featured

ble nano hid over gatt

Dependencies:   BLE_API mbed-dev nRF51822

HIDController_BLE.cpp@46:b8f4c050739a, 2016-08-28 (annotated)

Committer:
cho45
Date:
Sun Aug 28 16:25:26 2016 +0000
Revision:
46:b8f4c050739a
Parent:
45:f4be69c936f6
Child:
47:5bf2ae8cc710
0x3d ???

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cho45 6:f1c3ea8bc850 1 #include "mbed.h"
cho45 6:f1c3ea8bc850 2 #include "BLE.h"
cho45 42:2c3be8694896 3
cho45 42:2c3be8694896 4 #include "config.h"
cho45 6:f1c3ea8bc850 5 #include "KeyboardService.h"
cho45 6:f1c3ea8bc850 6 #include "BatteryService.h"
cho45 6:f1c3ea8bc850 7 #include "DeviceInformationService.h"
cho45 15:70bf079d3ee1 8 #include "DFUService.h"
cho45 6:f1c3ea8bc850 9 #include "HIDController_BLE.h"
cho45 6:f1c3ea8bc850 10
cho45 6:f1c3ea8bc850 11 static const char MODEL_NAME[] = "keyboard";
cho45 6:f1c3ea8bc850 12 static const char SERIAL_NUMBER[] = "X00000";
cho45 6:f1c3ea8bc850 13 static const char HARDWARE_REVISION[] = "0.1";
cho45 6:f1c3ea8bc850 14 static const char FIRMWARE_REVISION[] = "0.1";
cho45 6:f1c3ea8bc850 15 static const char SOFTWARE_REVISION[] = "0.0";
cho45 6:f1c3ea8bc850 16
cho45 6:f1c3ea8bc850 17 static const uint8_t DEVICE_NAME[] = "my keyboard";
cho45 6:f1c3ea8bc850 18 static const uint8_t SHORT_DEVICE_NAME[] = "kbd1";
cho45 6:f1c3ea8bc850 19
cho45 6:f1c3ea8bc850 20 static const bool ENABLE_BONDING = true;
cho45 6:f1c3ea8bc850 21 static const bool REQUIRE_MITM = true;
cho45 6:f1c3ea8bc850 22 static const uint8_t PASSKEY[6] = {'1','2','3','4','5','6'}; // must be 6-digits number
cho45 6:f1c3ea8bc850 23
cho45 6:f1c3ea8bc850 24 static const uint16_t uuid16_list[] = {
cho45 6:f1c3ea8bc850 25 GattService::UUID_HUMAN_INTERFACE_DEVICE_SERVICE,
cho45 6:f1c3ea8bc850 26 GattService::UUID_DEVICE_INFORMATION_SERVICE,
cho45 6:f1c3ea8bc850 27 GattService::UUID_BATTERY_SERVICE
cho45 6:f1c3ea8bc850 28 };
cho45 6:f1c3ea8bc850 29
cho45 6:f1c3ea8bc850 30 static KeyboardService* keyboardService;
cho45 6:f1c3ea8bc850 31 static BatteryService* batteryService;
cho45 6:f1c3ea8bc850 32 static DeviceInformationService* deviceInformationService;
cho45 15:70bf079d3ee1 33 static DFUService* dfuService;
cho45 6:f1c3ea8bc850 34
cho45 13:b0ffdf2012b9 35 static BLEProtocol::Address_t peerAddress;
cho45 27:7370b8994603 36
cho45 27:7370b8994603 37 static volatile Status_t controllerStatus;
cho45 13:b0ffdf2012b9 38
cho45 6:f1c3ea8bc850 39 static void onConnect(const Gap::ConnectionCallbackParams_t *params) {
cho45 42:2c3be8694896 40 peerAddress.type = params->peerAddrType;
cho45 42:2c3be8694896 41 memcpy(peerAddress.address, params->peerAddr, Gap::ADDR_LEN);
cho45 42:2c3be8694896 42 // TODO whitelist に peerAddr が含まれていない場合 securitySetupCompletedCallback を待ってから CONNECTED にすべき
cho45 29:ec548c473d50 43 controllerStatus = CONNECTED;
cho45 6:f1c3ea8bc850 44 }
cho45 6:f1c3ea8bc850 45
cho45 6:f1c3ea8bc850 46 static void onDisconnect(const Gap::DisconnectionCallbackParams_t *params) {
cho45 27:7370b8994603 47 controllerStatus = DISCONNECTED;
cho45 42:2c3be8694896 48 DEBUG_PRINTF_BLE_INTERRUPT("onDisconnect\r\n");
cho45 6:f1c3ea8bc850 49 }
cho45 6:f1c3ea8bc850 50
cho45 6:f1c3ea8bc850 51 static void onTimeout(const Gap::TimeoutSource_t source) {
cho45 32:6c0f43fda460 52 controllerStatus = TIMEOUT;
cho45 42:2c3be8694896 53 DEBUG_PRINTF_BLE_INTERRUPT("onTimeout\r\n");
cho45 6:f1c3ea8bc850 54 }
cho45 6:f1c3ea8bc850 55
cho45 6:f1c3ea8bc850 56 static void passkeyDisplayCallback(Gap::Handle_t handle, const SecurityManager::Passkey_t passkey) {
cho45 42:2c3be8694896 57 DEBUG_PRINTF_BLE_INTERRUPT("Input passKey: ");
cho45 6:f1c3ea8bc850 58 for (unsigned i = 0; i < Gap::ADDR_LEN; i++) {
cho45 42:2c3be8694896 59 DEBUG_PRINTF_BLE_INTERRUPT("%c", passkey[i]);
cho45 6:f1c3ea8bc850 60 }
cho45 42:2c3be8694896 61 DEBUG_PRINTF_BLE_INTERRUPT("\r\n");
cho45 6:f1c3ea8bc850 62 }
cho45 6:f1c3ea8bc850 63
cho45 6:f1c3ea8bc850 64 static void securitySetupCompletedCallback(Gap::Handle_t handle, SecurityManager::SecurityCompletionStatus_t status) {
cho45 6:f1c3ea8bc850 65 if (status == SecurityManager::SEC_STATUS_SUCCESS) {
cho45 42:2c3be8694896 66 DEBUG_PRINTF_BLE_INTERRUPT("Security success %d\r\n", status);
cho45 42:2c3be8694896 67 DEBUG_PRINTF_BLE_INTERRUPT("Set whitelist\r\n");
cho45 13:b0ffdf2012b9 68 Gap::Whitelist_t whitelist;
cho45 13:b0ffdf2012b9 69 whitelist.size = 1;
cho45 13:b0ffdf2012b9 70 whitelist.capacity = 1;
cho45 13:b0ffdf2012b9 71 whitelist.addresses = &peerAddress;
cho45 13:b0ffdf2012b9 72
cho45 13:b0ffdf2012b9 73 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setWhitelist(whitelist);
cho45 42:2c3be8694896 74 DEBUG_PRINTF_BLE_INTERRUPT("Set Advertising Policy Mode\r\n");
cho45 13:b0ffdf2012b9 75 // BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_SCAN_REQS);
cho45 13:b0ffdf2012b9 76 // BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_CONN_REQS);
cho45 13:b0ffdf2012b9 77 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_ALL_REQS);
cho45 6:f1c3ea8bc850 78 } else {
cho45 42:2c3be8694896 79 DEBUG_PRINTF_BLE_INTERRUPT("Security failed %d\r\n", status);
cho45 6:f1c3ea8bc850 80 }
cho45 6:f1c3ea8bc850 81 }
cho45 6:f1c3ea8bc850 82
cho45 6:f1c3ea8bc850 83 static void securitySetupInitiatedCallback(Gap::Handle_t, bool allowBonding, bool requireMITM, SecurityManager::SecurityIOCapabilities_t iocaps) {
cho45 42:2c3be8694896 84 DEBUG_PRINTF_BLE_INTERRUPT("Security setup initiated\r\n");
cho45 6:f1c3ea8bc850 85 }
cho45 6:f1c3ea8bc850 86
cho45 6:f1c3ea8bc850 87 static void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) {
cho45 6:f1c3ea8bc850 88 // https://developer.mbed.org/compiler/#nav:/keyboard/BLE_API/ble/blecommon.h;
cho45 6:f1c3ea8bc850 89 ble_error_t error;
cho45 6:f1c3ea8bc850 90 BLE &ble = params->ble;
cho45 23:b31957ce64e9 91
cho45 27:7370b8994603 92 controllerStatus = DISCONNECTED;
cho45 16:345eebc4f259 93
cho45 16:345eebc4f259 94 /**< Minimum Connection Interval in 1.25 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 29:ec548c473d50 95 uint16_t minConnectionInterval = Gap::MSEC_TO_GAP_DURATION_UNITS(20);
cho45 16:345eebc4f259 96 /**< Maximum Connection Interval in 1.25 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 29:ec548c473d50 97 uint16_t maxConnectionInterval = Gap::MSEC_TO_GAP_DURATION_UNITS(40);
cho45 16:345eebc4f259 98 /**< Slave Latency in number of connection events, see BLE_GAP_CP_LIMITS.*/
cho45 29:ec548c473d50 99 uint16_t slaveLatency = 4;
cho45 16:345eebc4f259 100 /**< Connection Supervision Timeout in 10 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 16:345eebc4f259 101 uint16_t connectionSupervisionTimeout = 32 * 100;
cho45 16:345eebc4f259 102 Gap::ConnectionParams_t connectionParams = {
cho45 16:345eebc4f259 103 minConnectionInterval,
cho45 16:345eebc4f259 104 maxConnectionInterval,
cho45 16:345eebc4f259 105 slaveLatency,
cho45 16:345eebc4f259 106 connectionSupervisionTimeout
cho45 16:345eebc4f259 107 };
cho45 16:345eebc4f259 108
cho45 6:f1c3ea8bc850 109 error = params->error;
cho45 6:f1c3ea8bc850 110 if (error != BLE_ERROR_NONE) {
cho45 42:2c3be8694896 111 DEBUG_PRINTF_BLE("error on ble.init() \r\n");
cho45 6:f1c3ea8bc850 112 goto return_error;
cho45 6:f1c3ea8bc850 113 }
cho45 6:f1c3ea8bc850 114
cho45 6:f1c3ea8bc850 115 ble.gap().onDisconnection(onDisconnect);
cho45 6:f1c3ea8bc850 116 ble.gap().onConnection(onConnect);
cho45 6:f1c3ea8bc850 117 ble.gap().onTimeout(onTimeout);
cho45 6:f1c3ea8bc850 118
cho45 42:2c3be8694896 119 // DEBUG_PRINTF_BLE("setup ble security manager\r\n");
cho45 6:f1c3ea8bc850 120 ble.securityManager().onSecuritySetupInitiated(securitySetupInitiatedCallback);
cho45 6:f1c3ea8bc850 121 ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
cho45 6:f1c3ea8bc850 122 ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
cho45 6:f1c3ea8bc850 123 // bonding with hard-coded passkey.
cho45 6:f1c3ea8bc850 124 error = ble.securityManager().init(ENABLE_BONDING, REQUIRE_MITM, SecurityManager::IO_CAPS_DISPLAY_ONLY, PASSKEY);
cho45 6:f1c3ea8bc850 125 if (error != BLE_ERROR_NONE) {
cho45 42:2c3be8694896 126 DEBUG_PRINTF_BLE("error on ble.securityManager().init()");
cho45 6:f1c3ea8bc850 127 goto return_error;
cho45 6:f1c3ea8bc850 128 }
cho45 16:345eebc4f259 129
cho45 6:f1c3ea8bc850 130
cho45 42:2c3be8694896 131 // DEBUG_PRINTF_BLE("new KeyboardService\r\n");
cho45 6:f1c3ea8bc850 132 keyboardService = new KeyboardService(ble);
cho45 42:2c3be8694896 133 // DEBUG_PRINTF_BLE("new DeviceInformationService\r\n");
cho45 6:f1c3ea8bc850 134 deviceInformationService = new DeviceInformationService(ble, "lowreal.net", MODEL_NAME, SERIAL_NUMBER, HARDWARE_REVISION, FIRMWARE_REVISION, SOFTWARE_REVISION);
cho45 42:2c3be8694896 135 // DEBUG_PRINTF_BLE("new BatteryService\r\n");
cho45 6:f1c3ea8bc850 136 batteryService = new BatteryService(ble, 100);
cho45 37:4ce71fa47fc3 137 /** TODO
cho45 42:2c3be8694896 138 DEBUG_PRINTF_BLE("new DFUService\r\n");
cho45 16:345eebc4f259 139 dfuService = new DFUService(ble);
cho45 16:345eebc4f259 140 */
cho45 16:345eebc4f259 141
cho45 42:2c3be8694896 142 //DEBUG_PRINTF_BLE("setup connection params\r\n");
cho45 16:345eebc4f259 143
cho45 16:345eebc4f259 144 ble.gap().setPreferredConnectionParams(&connectionParams);
cho45 6:f1c3ea8bc850 145
cho45 42:2c3be8694896 146 // DEBUG_PRINTF_BLE("general setup\r\n");
cho45 6:f1c3ea8bc850 147 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 148 GapAdvertisingData::BREDR_NOT_SUPPORTED |
cho45 6:f1c3ea8bc850 149 GapAdvertisingData::LE_GENERAL_DISCOVERABLE
cho45 6:f1c3ea8bc850 150 );
cho45 9:d1daefbf1fbd 151 // shoud be LE_LIMITED_DISCOVERABLE
cho45 9:d1daefbf1fbd 152 // error = ble.gap().accumulateAdvertisingPayload(
cho45 9:d1daefbf1fbd 153 // GapAdvertisingData::BREDR_NOT_SUPPORTED |
cho45 9:d1daefbf1fbd 154 // GapAdvertisingData::LE_LIMITED_DISCOVERABLE
cho45 9:d1daefbf1fbd 155 // );
cho45 6:f1c3ea8bc850 156 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 157
cho45 42:2c3be8694896 158 // DEBUG_PRINTF_BLE("set COMPLETE_LIST_16BIT_SERVICE_IDS\r\n");
cho45 6:f1c3ea8bc850 159 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 160 GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,
cho45 6:f1c3ea8bc850 161 (uint8_t*)uuid16_list, sizeof(uuid16_list)
cho45 6:f1c3ea8bc850 162 );
cho45 6:f1c3ea8bc850 163 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 164
cho45 42:2c3be8694896 165 // DEBUG_PRINTF_BLE("set advertising\r\n");
cho45 6:f1c3ea8bc850 166 // see 5.1.2: HID over GATT Specification (pg. 25)
cho45 6:f1c3ea8bc850 167 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
cho45 6:f1c3ea8bc850 168
cho45 42:2c3be8694896 169 // DEBUG_PRINTF_BLE("set advertising interval\r\n");
cho45 28:1f843a3daab0 170 ble.gap().setAdvertisingInterval(20);
cho45 42:2c3be8694896 171 // DEBUG_PRINTF_BLE("set advertising timeout\r\n");
cho45 38:115875b8cb6c 172 ble.gap().setAdvertisingTimeout(30);
cho45 28:1f843a3daab0 173
cho45 28:1f843a3daab0 174 /*
cho45 28:1f843a3daab0 175 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED);
cho45 28:1f843a3daab0 176 ble.gap().setAdvertisingTimeout(1.28);
cho45 28:1f843a3daab0 177 */
cho45 6:f1c3ea8bc850 178
cho45 42:2c3be8694896 179 // DEBUG_PRINTF_BLE("set keyboard\r\n");
cho45 6:f1c3ea8bc850 180 error = ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::KEYBOARD);
cho45 6:f1c3ea8bc850 181 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 182
cho45 42:2c3be8694896 183 // DEBUG_PRINTF_BLE("set complete local name\r\n");
cho45 6:f1c3ea8bc850 184 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 185 GapAdvertisingData::COMPLETE_LOCAL_NAME,
cho45 6:f1c3ea8bc850 186 DEVICE_NAME, sizeof(DEVICE_NAME)
cho45 6:f1c3ea8bc850 187 );
cho45 6:f1c3ea8bc850 188 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 189
cho45 42:2c3be8694896 190 // DEBUG_PRINTF_BLE("set device name\r\n");
cho45 6:f1c3ea8bc850 191 error = ble.gap().setDeviceName(DEVICE_NAME);
cho45 6:f1c3ea8bc850 192 if (error != BLE_ERROR_NONE) goto return_error;
cho45 22:a78f0a91280a 193 /* (Valid values are -40, -20, -16, -12, -8, -4, 0, 4) */
cho45 19:cd7f2fe05ae4 194 ble.gap().setTxPower(0);
cho45 6:f1c3ea8bc850 195
cho45 32:6c0f43fda460 196 ble.gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_IGNORE_WHITELIST);
cho45 23:b31957ce64e9 197
cho45 42:2c3be8694896 198 // DEBUG_PRINTF_BLE("advertising\r\n");
cho45 6:f1c3ea8bc850 199 error = ble.gap().startAdvertising();
cho45 6:f1c3ea8bc850 200 if (error != BLE_ERROR_NONE) goto return_error;
cho45 32:6c0f43fda460 201 controllerStatus = ADVERTISING;
cho45 6:f1c3ea8bc850 202 return;
cho45 6:f1c3ea8bc850 203
cho45 6:f1c3ea8bc850 204 return_error:
cho45 42:2c3be8694896 205 DEBUG_PRINTF_BLE("error with %d\r\n", error);
cho45 6:f1c3ea8bc850 206 return;
cho45 6:f1c3ea8bc850 207 }
cho45 6:f1c3ea8bc850 208
cho45 20:d8840ac38434 209 bool HIDController::connected() {
cho45 27:7370b8994603 210 return controllerStatus == CONNECTED;
cho45 27:7370b8994603 211 }
cho45 27:7370b8994603 212
cho45 27:7370b8994603 213 Status_t HIDController::status() {
cho45 27:7370b8994603 214 return controllerStatus;
cho45 20:d8840ac38434 215 }
cho45 20:d8840ac38434 216
cho45 32:6c0f43fda460 217 const char* HIDController::statusString() {
cho45 32:6c0f43fda460 218 static const char* disconnected = "disconnected";
cho45 32:6c0f43fda460 219 static const char* connecting = "connecting";
cho45 32:6c0f43fda460 220 static const char* connected = "connected";
cho45 32:6c0f43fda460 221 static const char* timeout = "timeout";
cho45 32:6c0f43fda460 222 static const char* advertising = "advertising";
cho45 32:6c0f43fda460 223 static const char* unknown = "unknown";
cho45 32:6c0f43fda460 224
cho45 32:6c0f43fda460 225 return controllerStatus == DISCONNECTED ? disconnected:
cho45 32:6c0f43fda460 226 controllerStatus == CONNECTING ? connecting:
cho45 32:6c0f43fda460 227 controllerStatus == CONNECTED ? connected:
cho45 32:6c0f43fda460 228 controllerStatus == TIMEOUT ? timeout:
cho45 32:6c0f43fda460 229 controllerStatus == ADVERTISING ? advertising:
cho45 32:6c0f43fda460 230 unknown;
cho45 32:6c0f43fda460 231 }
cho45 32:6c0f43fda460 232
cho45 6:f1c3ea8bc850 233 void HIDController::init() {
cho45 6:f1c3ea8bc850 234 // https://github.com/jpbrucker/BLE_HID/blob/master/examples/examples_common.cpp
cho45 42:2c3be8694896 235 DEBUG_PRINTF_BLE("ble.init\r\n");
cho45 6:f1c3ea8bc850 236
cho45 6:f1c3ea8bc850 237 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 6:f1c3ea8bc850 238 ble.init(bleInitComplete);
cho45 46:b8f4c050739a 239
cho45 46:b8f4c050739a 240 // copied from https://github.com/lancaster-university/microbit-dal/commit/3c314794f07e5ac91331c9e9849475375708ec89
cho45 46:b8f4c050739a 241 // configure the stack to hold on to CPU during critical timing events.
cho45 46:b8f4c050739a 242 // mbed-classic performs __disabe_irq calls in its timers, which can cause MIC failures
cho45 46:b8f4c050739a 243 // on secure BLE channels.
cho45 46:b8f4c050739a 244 ble_common_opt_radio_cpu_mutex_t opt;
cho45 46:b8f4c050739a 245 opt.enable = 1;
cho45 46:b8f4c050739a 246 sd_ble_opt_set(BLE_COMMON_OPT_RADIO_CPU_MUTEX, (const ble_opt_t *)&opt);
cho45 46:b8f4c050739a 247
cho45 6:f1c3ea8bc850 248 while (!ble.hasInitialized()) { }
cho45 42:2c3be8694896 249 DEBUG_PRINTF_BLE("ble.hasIntialized\r\n");
cho45 6:f1c3ea8bc850 250 }
cho45 6:f1c3ea8bc850 251
cho45 22:a78f0a91280a 252
cho45 10:1aed2481a743 253 void HIDController::waitForEvent() {
cho45 6:f1c3ea8bc850 254 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 45:f4be69c936f6 255 keyboardService->processSend();
cho45 6:f1c3ea8bc850 256 ble.waitForEvent();
cho45 6:f1c3ea8bc850 257 }
cho45 6:f1c3ea8bc850 258
cho45 6:f1c3ea8bc850 259 void HIDController::appendReportData(uint8_t key) {
cho45 6:f1c3ea8bc850 260 if (keyboardService) {
cho45 6:f1c3ea8bc850 261 keyboardService->appendReportData(key);
cho45 6:f1c3ea8bc850 262 }
cho45 6:f1c3ea8bc850 263 }
cho45 6:f1c3ea8bc850 264
cho45 6:f1c3ea8bc850 265 void HIDController::deleteReportData(uint8_t key) {
cho45 6:f1c3ea8bc850 266 if (keyboardService) {
cho45 6:f1c3ea8bc850 267 keyboardService->deleteReportData(key);
cho45 6:f1c3ea8bc850 268 }
cho45 6:f1c3ea8bc850 269 }
cho45 9:d1daefbf1fbd 270
cho45 9:d1daefbf1fbd 271 void HIDController::queueCurrentReportData() {
cho45 29:ec548c473d50 272 if (!connected()) return;
cho45 9:d1daefbf1fbd 273 if (keyboardService) {
cho45 42:2c3be8694896 274 DEBUG_PRINTF_BLE("Q\r\n");
cho45 9:d1daefbf1fbd 275 keyboardService->queueCurrentReportData();
cho45 9:d1daefbf1fbd 276 }
cho45 9:d1daefbf1fbd 277 }
cho45 37:4ce71fa47fc3 278
cho45 37:4ce71fa47fc3 279 void HIDController::updateBatteryLevel(uint8_t percentage) {
cho45 37:4ce71fa47fc3 280 if (!batteryService) return;
cho45 37:4ce71fa47fc3 281 batteryService->updateBatteryLevel(percentage);
cho45 37:4ce71fa47fc3 282 }
cho45 37:4ce71fa47fc3 283
cho45 45:f4be69c936f6 284 void HIDController::initializeConnection(bool ignoreWhiteList = false) {
cho45 38:115875b8cb6c 285 ble_error_t error;
cho45 38:115875b8cb6c 286 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 39:b7889285c9ef 287 ble.gap().setAdvertisingInterval(20);
cho45 39:b7889285c9ef 288 ble.gap().setAdvertisingTimeout(30);
cho45 40:364deaa190fe 289 if (ignoreWhiteList) {
cho45 40:364deaa190fe 290 ble.gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_IGNORE_WHITELIST);
cho45 40:364deaa190fe 291 }
cho45 38:115875b8cb6c 292
cho45 42:2c3be8694896 293 // DEBUG_PRINTF_BLE("advertising\r\n");
cho45 38:115875b8cb6c 294 error = ble.gap().startAdvertising();
cho45 38:115875b8cb6c 295 if (error != BLE_ERROR_NONE) goto return_error;
cho45 38:115875b8cb6c 296 controllerStatus = ADVERTISING;
cho45 38:115875b8cb6c 297 return;
cho45 38:115875b8cb6c 298
cho45 38:115875b8cb6c 299 return_error:
cho45 42:2c3be8694896 300 DEBUG_PRINTF_BLE("error with %d\r\n", error);
cho45 38:115875b8cb6c 301 return;
cho45 42:2c3be8694896 302 }