Hiroh Satoh / keyboard Featured

ble nano hid over gatt

Dependencies:   BLE_API mbed-dev nRF51822

HIDController_BLE.cpp@73:d36e0b817ebf, 2016-09-02 (annotated)

Committer:
cho45
Date:
Fri Sep 02 09:15:01 2016 +0900
Revision:
73:d36e0b817ebf
Parent:
69:9d6ecd584a0c
Child:
74:138d8c31f9f6
getAddressesFromBondTable ????????????getWhitelist ????????????

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 67:81a545a4963c 5 #include "WatchDog.h"
cho45 6:f1c3ea8bc850 6 #include "KeyboardService.h"
cho45 6:f1c3ea8bc850 7 #include "BatteryService.h"
cho45 6:f1c3ea8bc850 8 #include "DeviceInformationService.h"
cho45 15:70bf079d3ee1 9 #include "DFUService.h"
cho45 6:f1c3ea8bc850 10 #include "HIDController_BLE.h"
cho45 6:f1c3ea8bc850 11
cho45 59:2d6c0bff2151 12 static const char MANUFACTURERERS_NAME[] = "lowreal.net";
cho45 47:5bf2ae8cc710 13 static const char MODEL_NAME[] = "keble";
cho45 6:f1c3ea8bc850 14 static const char SERIAL_NUMBER[] = "X00000";
cho45 6:f1c3ea8bc850 15 static const char HARDWARE_REVISION[] = "0.1";
cho45 6:f1c3ea8bc850 16 static const char FIRMWARE_REVISION[] = "0.1";
cho45 6:f1c3ea8bc850 17 static const char SOFTWARE_REVISION[] = "0.0";
cho45 6:f1c3ea8bc850 18
cho45 47:5bf2ae8cc710 19 static const uint8_t DEVICE_NAME[] = "Keble";
cho45 6:f1c3ea8bc850 20
cho45 6:f1c3ea8bc850 21 static const bool ENABLE_BONDING = true;
cho45 6:f1c3ea8bc850 22 static const bool REQUIRE_MITM = true;
cho45 6:f1c3ea8bc850 23 static const uint8_t PASSKEY[6] = {'1','2','3','4','5','6'}; // must be 6-digits number
cho45 6:f1c3ea8bc850 24
cho45 6:f1c3ea8bc850 25 static const uint16_t uuid16_list[] = {
cho45 6:f1c3ea8bc850 26 GattService::UUID_HUMAN_INTERFACE_DEVICE_SERVICE,
cho45 6:f1c3ea8bc850 27 GattService::UUID_DEVICE_INFORMATION_SERVICE,
cho45 6:f1c3ea8bc850 28 GattService::UUID_BATTERY_SERVICE
cho45 6:f1c3ea8bc850 29 };
cho45 6:f1c3ea8bc850 30
cho45 6:f1c3ea8bc850 31 static KeyboardService* keyboardService;
cho45 6:f1c3ea8bc850 32 static BatteryService* batteryService;
cho45 6:f1c3ea8bc850 33 static DeviceInformationService* deviceInformationService;
cho45 48:d6938de02f62 34 // static DFUService* dfuService;
cho45 6:f1c3ea8bc850 35
cho45 59:2d6c0bff2151 36
cho45 13:b0ffdf2012b9 37 static BLEProtocol::Address_t peerAddress;
cho45 27:7370b8994603 38
cho45 27:7370b8994603 39 static volatile Status_t controllerStatus;
cho45 13:b0ffdf2012b9 40
cho45 6:f1c3ea8bc850 41 static void onConnect(const Gap::ConnectionCallbackParams_t *params) {
cho45 42:2c3be8694896 42 peerAddress.type = params->peerAddrType;
cho45 42:2c3be8694896 43 memcpy(peerAddress.address, params->peerAddr, Gap::ADDR_LEN);
cho45 73:d36e0b817ebf 44
cho45 73:d36e0b817ebf 45 BLEProtocol::Address_t peerAddresses[2];
cho45 73:d36e0b817ebf 46 Gap::Whitelist_t whitelist;
cho45 73:d36e0b817ebf 47 whitelist.size = 0;
cho45 73:d36e0b817ebf 48 whitelist.capacity = 2;
cho45 73:d36e0b817ebf 49 whitelist.addresses = peerAddresses;
cho45 73:d36e0b817ebf 50 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().getWhitelist(whitelist);
cho45 73:d36e0b817ebf 51 DEBUG_PRINTF_BLE_INTERRUPT("getWhitelist %d\r\n", whitelist.size);
cho45 73:d36e0b817ebf 52 for (int i = 0; i < whitelist.size; i++) {
cho45 73:d36e0b817ebf 53 if (whitelist.addresses[i].type == params->peerAddrType &&
cho45 73:d36e0b817ebf 54 memcmp(whitelist.addresses[i].address, params->peerAddr, Gap::ADDR_LEN) == 0) {
cho45 73:d36e0b817ebf 55
cho45 73:d36e0b817ebf 56 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_ALL_REQS);
cho45 73:d36e0b817ebf 57 controllerStatus = CONNECTED;
cho45 73:d36e0b817ebf 58 DEBUG_PRINTF_BLE_INTERRUPT("peer is found in whitelist\r\n");
cho45 73:d36e0b817ebf 59 return;
cho45 73:d36e0b817ebf 60 }
cho45 73:d36e0b817ebf 61 }
cho45 73:d36e0b817ebf 62
cho45 73:d36e0b817ebf 63 DEBUG_PRINTF_BLE_INTERRUPT("peer is not found in whitelist\r\n");
cho45 73:d36e0b817ebf 64 controllerStatus = CONNECTING;
cho45 6:f1c3ea8bc850 65 }
cho45 6:f1c3ea8bc850 66
cho45 6:f1c3ea8bc850 67 static void onDisconnect(const Gap::DisconnectionCallbackParams_t *params) {
cho45 27:7370b8994603 68 controllerStatus = DISCONNECTED;
cho45 42:2c3be8694896 69 DEBUG_PRINTF_BLE_INTERRUPT("onDisconnect\r\n");
cho45 6:f1c3ea8bc850 70 }
cho45 6:f1c3ea8bc850 71
cho45 6:f1c3ea8bc850 72 static void onTimeout(const Gap::TimeoutSource_t source) {
cho45 61:17e9a3afc4f4 73 DEBUG_PRINTF_BLE_INTERRUPT("onTimeout %d\r\n", source);
cho45 61:17e9a3afc4f4 74 switch (source) {
cho45 61:17e9a3afc4f4 75 case Gap::TIMEOUT_SRC_ADVERTISING:
cho45 61:17e9a3afc4f4 76 controllerStatus = TIMEOUT;
cho45 61:17e9a3afc4f4 77 return;
cho45 61:17e9a3afc4f4 78
cho45 61:17e9a3afc4f4 79 // treat following timeout as DISCONNECT (retry advertising)
cho45 61:17e9a3afc4f4 80 case Gap::TIMEOUT_SRC_SECURITY_REQUEST:
cho45 61:17e9a3afc4f4 81 case Gap::TIMEOUT_SRC_SCAN:
cho45 61:17e9a3afc4f4 82 case Gap::TIMEOUT_SRC_CONN:
cho45 61:17e9a3afc4f4 83 controllerStatus = DISCONNECTED;
cho45 61:17e9a3afc4f4 84 return;
cho45 61:17e9a3afc4f4 85 }
cho45 6:f1c3ea8bc850 86 }
cho45 6:f1c3ea8bc850 87
cho45 6:f1c3ea8bc850 88 static void passkeyDisplayCallback(Gap::Handle_t handle, const SecurityManager::Passkey_t passkey) {
cho45 42:2c3be8694896 89 DEBUG_PRINTF_BLE_INTERRUPT("Input passKey: ");
cho45 6:f1c3ea8bc850 90 for (unsigned i = 0; i < Gap::ADDR_LEN; i++) {
cho45 42:2c3be8694896 91 DEBUG_PRINTF_BLE_INTERRUPT("%c", passkey[i]);
cho45 6:f1c3ea8bc850 92 }
cho45 42:2c3be8694896 93 DEBUG_PRINTF_BLE_INTERRUPT("\r\n");
cho45 6:f1c3ea8bc850 94 }
cho45 6:f1c3ea8bc850 95
cho45 6:f1c3ea8bc850 96 static void securitySetupCompletedCallback(Gap::Handle_t handle, SecurityManager::SecurityCompletionStatus_t status) {
cho45 6:f1c3ea8bc850 97 if (status == SecurityManager::SEC_STATUS_SUCCESS) {
cho45 42:2c3be8694896 98 DEBUG_PRINTF_BLE_INTERRUPT("Security success %d\r\n", status);
cho45 42:2c3be8694896 99 DEBUG_PRINTF_BLE_INTERRUPT("Set whitelist\r\n");
cho45 13:b0ffdf2012b9 100 Gap::Whitelist_t whitelist;
cho45 13:b0ffdf2012b9 101 whitelist.size = 1;
cho45 13:b0ffdf2012b9 102 whitelist.capacity = 1;
cho45 13:b0ffdf2012b9 103 whitelist.addresses = &peerAddress;
cho45 13:b0ffdf2012b9 104
cho45 13:b0ffdf2012b9 105 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setWhitelist(whitelist);
cho45 42:2c3be8694896 106 DEBUG_PRINTF_BLE_INTERRUPT("Set Advertising Policy Mode\r\n");
cho45 13:b0ffdf2012b9 107 // BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_SCAN_REQS);
cho45 13:b0ffdf2012b9 108 // BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_CONN_REQS);
cho45 13:b0ffdf2012b9 109 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_FILTER_ALL_REQS);
cho45 73:d36e0b817ebf 110 controllerStatus = CONNECTED;
cho45 6:f1c3ea8bc850 111 } else {
cho45 42:2c3be8694896 112 DEBUG_PRINTF_BLE_INTERRUPT("Security failed %d\r\n", status);
cho45 6:f1c3ea8bc850 113 }
cho45 6:f1c3ea8bc850 114 }
cho45 6:f1c3ea8bc850 115
cho45 6:f1c3ea8bc850 116 static void securitySetupInitiatedCallback(Gap::Handle_t, bool allowBonding, bool requireMITM, SecurityManager::SecurityIOCapabilities_t iocaps) {
cho45 42:2c3be8694896 117 DEBUG_PRINTF_BLE_INTERRUPT("Security setup initiated\r\n");
cho45 6:f1c3ea8bc850 118 }
cho45 6:f1c3ea8bc850 119
cho45 6:f1c3ea8bc850 120 static void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) {
cho45 6:f1c3ea8bc850 121 // https://developer.mbed.org/compiler/#nav:/keyboard/BLE_API/ble/blecommon.h;
cho45 6:f1c3ea8bc850 122 ble_error_t error;
cho45 6:f1c3ea8bc850 123 BLE &ble = params->ble;
cho45 23:b31957ce64e9 124
cho45 27:7370b8994603 125 controllerStatus = DISCONNECTED;
cho45 16:345eebc4f259 126
cho45 16:345eebc4f259 127 /**< Minimum Connection Interval in 1.25 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 66:a7c6fbe45cf5 128 uint16_t minConnectionInterval = Gap::MSEC_TO_GAP_DURATION_UNITS(15);
cho45 65:391ce51e37cc 129 /**< Maximum Connection Interval in 1.25 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 66:a7c6fbe45cf5 130 uint16_t maxConnectionInterval = Gap::MSEC_TO_GAP_DURATION_UNITS(20);
cho45 65:391ce51e37cc 131 /**< Slave Latency in number of connection events, see BLE_GAP_CP_LIMITS.*/
cho45 65:391ce51e37cc 132 uint16_t slaveLatency = 4;
cho45 65:391ce51e37cc 133 /**< Connection Supervision Timeout in 10 ms units, see BLE_GAP_CP_LIMITS.*/
cho45 65:391ce51e37cc 134 uint16_t connectionSupervisionTimeout = 32 * 100;
cho45 65:391ce51e37cc 135 Gap::ConnectionParams_t connectionParams = {
cho45 65:391ce51e37cc 136 minConnectionInterval,
cho45 65:391ce51e37cc 137 maxConnectionInterval,
cho45 65:391ce51e37cc 138 slaveLatency,
cho45 65:391ce51e37cc 139 connectionSupervisionTimeout
cho45 65:391ce51e37cc 140 };
cho45 65:391ce51e37cc 141
cho45 6:f1c3ea8bc850 142 error = params->error;
cho45 6:f1c3ea8bc850 143 if (error != BLE_ERROR_NONE) {
cho45 42:2c3be8694896 144 DEBUG_PRINTF_BLE("error on ble.init() \r\n");
cho45 6:f1c3ea8bc850 145 goto return_error;
cho45 6:f1c3ea8bc850 146 }
cho45 6:f1c3ea8bc850 147
cho45 6:f1c3ea8bc850 148 ble.gap().onDisconnection(onDisconnect);
cho45 6:f1c3ea8bc850 149 ble.gap().onConnection(onConnect);
cho45 6:f1c3ea8bc850 150 ble.gap().onTimeout(onTimeout);
cho45 6:f1c3ea8bc850 151
cho45 42:2c3be8694896 152 // DEBUG_PRINTF_BLE("setup ble security manager\r\n");
cho45 6:f1c3ea8bc850 153 ble.securityManager().onSecuritySetupInitiated(securitySetupInitiatedCallback);
cho45 6:f1c3ea8bc850 154 ble.securityManager().onPasskeyDisplay(passkeyDisplayCallback);
cho45 6:f1c3ea8bc850 155 ble.securityManager().onSecuritySetupCompleted(securitySetupCompletedCallback);
cho45 6:f1c3ea8bc850 156 // bonding with hard-coded passkey.
cho45 57:ae521136842c 157 error = ble.securityManager().init(ENABLE_BONDING, REQUIRE_MITM, SecurityManager::IO_CAPS_DISPLAY_ONLY, PASSKEY);
cho45 6:f1c3ea8bc850 158 if (error != BLE_ERROR_NONE) {
cho45 42:2c3be8694896 159 DEBUG_PRINTF_BLE("error on ble.securityManager().init()");
cho45 6:f1c3ea8bc850 160 goto return_error;
cho45 6:f1c3ea8bc850 161 }
cho45 16:345eebc4f259 162
cho45 6:f1c3ea8bc850 163
cho45 42:2c3be8694896 164 // DEBUG_PRINTF_BLE("new KeyboardService\r\n");
cho45 6:f1c3ea8bc850 165 keyboardService = new KeyboardService(ble);
cho45 42:2c3be8694896 166 // DEBUG_PRINTF_BLE("new DeviceInformationService\r\n");
cho45 59:2d6c0bff2151 167 deviceInformationService = new DeviceInformationService(ble, MANUFACTURERERS_NAME, MODEL_NAME, SERIAL_NUMBER, HARDWARE_REVISION, FIRMWARE_REVISION, SOFTWARE_REVISION);
cho45 42:2c3be8694896 168 // DEBUG_PRINTF_BLE("new BatteryService\r\n");
cho45 6:f1c3ea8bc850 169 batteryService = new BatteryService(ble, 100);
cho45 37:4ce71fa47fc3 170 /** TODO
cho45 42:2c3be8694896 171 DEBUG_PRINTF_BLE("new DFUService\r\n");
cho45 16:345eebc4f259 172 dfuService = new DFUService(ble);
cho45 16:345eebc4f259 173 */
cho45 16:345eebc4f259 174
cho45 42:2c3be8694896 175 //DEBUG_PRINTF_BLE("setup connection params\r\n");
cho45 16:345eebc4f259 176
cho45 65:391ce51e37cc 177 ble.gap().setPreferredConnectionParams(&connectionParams);
cho45 6:f1c3ea8bc850 178
cho45 42:2c3be8694896 179 // DEBUG_PRINTF_BLE("general setup\r\n");
cho45 65:391ce51e37cc 180 // error = ble.gap().accumulateAdvertisingPayload(
cho45 65:391ce51e37cc 181 // GapAdvertisingData::BREDR_NOT_SUPPORTED |
cho45 65:391ce51e37cc 182 // GapAdvertisingData::LE_GENERAL_DISCOVERABLE
cho45 65:391ce51e37cc 183 // );
cho45 65:391ce51e37cc 184 // shoud be LE_LIMITED_DISCOVERABLE
cho45 6:f1c3ea8bc850 185 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 186 GapAdvertisingData::BREDR_NOT_SUPPORTED |
cho45 65:391ce51e37cc 187 GapAdvertisingData::LE_LIMITED_DISCOVERABLE
cho45 6:f1c3ea8bc850 188 );
cho45 6:f1c3ea8bc850 189 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 190
cho45 42:2c3be8694896 191 // DEBUG_PRINTF_BLE("set COMPLETE_LIST_16BIT_SERVICE_IDS\r\n");
cho45 6:f1c3ea8bc850 192 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 193 GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,
cho45 6:f1c3ea8bc850 194 (uint8_t*)uuid16_list, sizeof(uuid16_list)
cho45 6:f1c3ea8bc850 195 );
cho45 6:f1c3ea8bc850 196 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 197
cho45 42:2c3be8694896 198 // DEBUG_PRINTF_BLE("set advertising\r\n");
cho45 6:f1c3ea8bc850 199 // see 5.1.2: HID over GATT Specification (pg. 25)
cho45 6:f1c3ea8bc850 200 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
cho45 6:f1c3ea8bc850 201
cho45 42:2c3be8694896 202 // DEBUG_PRINTF_BLE("set advertising interval\r\n");
cho45 28:1f843a3daab0 203 ble.gap().setAdvertisingInterval(20);
cho45 42:2c3be8694896 204 // DEBUG_PRINTF_BLE("set advertising timeout\r\n");
cho45 38:115875b8cb6c 205 ble.gap().setAdvertisingTimeout(30);
cho45 28:1f843a3daab0 206
cho45 28:1f843a3daab0 207 /*
cho45 28:1f843a3daab0 208 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_DIRECTED);
cho45 28:1f843a3daab0 209 ble.gap().setAdvertisingTimeout(1.28);
cho45 28:1f843a3daab0 210 */
cho45 6:f1c3ea8bc850 211
cho45 42:2c3be8694896 212 // DEBUG_PRINTF_BLE("set keyboard\r\n");
cho45 6:f1c3ea8bc850 213 error = ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::KEYBOARD);
cho45 6:f1c3ea8bc850 214 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 215
cho45 42:2c3be8694896 216 // DEBUG_PRINTF_BLE("set complete local name\r\n");
cho45 6:f1c3ea8bc850 217 error = ble.gap().accumulateAdvertisingPayload(
cho45 6:f1c3ea8bc850 218 GapAdvertisingData::COMPLETE_LOCAL_NAME,
cho45 6:f1c3ea8bc850 219 DEVICE_NAME, sizeof(DEVICE_NAME)
cho45 6:f1c3ea8bc850 220 );
cho45 6:f1c3ea8bc850 221 if (error != BLE_ERROR_NONE) goto return_error;
cho45 6:f1c3ea8bc850 222
cho45 42:2c3be8694896 223 // DEBUG_PRINTF_BLE("set device name\r\n");
cho45 6:f1c3ea8bc850 224 error = ble.gap().setDeviceName(DEVICE_NAME);
cho45 6:f1c3ea8bc850 225 if (error != BLE_ERROR_NONE) goto return_error;
cho45 22:a78f0a91280a 226 /* (Valid values are -40, -20, -16, -12, -8, -4, 0, 4) */
cho45 19:cd7f2fe05ae4 227 ble.gap().setTxPower(0);
cho45 6:f1c3ea8bc850 228
cho45 73:d36e0b817ebf 229 {
cho45 73:d36e0b817ebf 230 BLEProtocol::Address_t peerAddresses[2];
cho45 73:d36e0b817ebf 231 Gap::Whitelist_t whitelist;
cho45 73:d36e0b817ebf 232 whitelist.size = 0;
cho45 73:d36e0b817ebf 233 whitelist.capacity = 2;
cho45 73:d36e0b817ebf 234 whitelist.addresses = peerAddresses;
cho45 73:d36e0b817ebf 235 error = ble.securityManager().getAddressesFromBondTable(whitelist);
cho45 73:d36e0b817ebf 236 DEBUG_PRINTF_BLE("getAddressesFromBondTable %d\r\n", whitelist.size);
cho45 73:d36e0b817ebf 237 BLE::Instance(BLE::DEFAULT_INSTANCE).gap().setWhitelist(whitelist);
cho45 73:d36e0b817ebf 238 // for (int i = 0; i < whitelist.size; i++) {
cho45 73:d36e0b817ebf 239 // whitelist.addresses[i]
cho45 73:d36e0b817ebf 240 // }
cho45 73:d36e0b817ebf 241 }
cho45 73:d36e0b817ebf 242
cho45 32:6c0f43fda460 243 ble.gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_IGNORE_WHITELIST);
cho45 23:b31957ce64e9 244
cho45 42:2c3be8694896 245 // DEBUG_PRINTF_BLE("advertising\r\n");
cho45 6:f1c3ea8bc850 246 error = ble.gap().startAdvertising();
cho45 6:f1c3ea8bc850 247 if (error != BLE_ERROR_NONE) goto return_error;
cho45 32:6c0f43fda460 248 controllerStatus = ADVERTISING;
cho45 6:f1c3ea8bc850 249 return;
cho45 6:f1c3ea8bc850 250
cho45 6:f1c3ea8bc850 251 return_error:
cho45 42:2c3be8694896 252 DEBUG_PRINTF_BLE("error with %d\r\n", error);
cho45 6:f1c3ea8bc850 253 return;
cho45 6:f1c3ea8bc850 254 }
cho45 6:f1c3ea8bc850 255
cho45 20:d8840ac38434 256 bool HIDController::connected() {
cho45 27:7370b8994603 257 return controllerStatus == CONNECTED;
cho45 27:7370b8994603 258 }
cho45 27:7370b8994603 259
cho45 27:7370b8994603 260 Status_t HIDController::status() {
cho45 27:7370b8994603 261 return controllerStatus;
cho45 20:d8840ac38434 262 }
cho45 20:d8840ac38434 263
cho45 32:6c0f43fda460 264 const char* HIDController::statusString() {
cho45 59:2d6c0bff2151 265 static const char* const disconnected = "disconnected";
cho45 59:2d6c0bff2151 266 static const char* const connecting = "connecting";
cho45 59:2d6c0bff2151 267 static const char* const connected = "connected";
cho45 59:2d6c0bff2151 268 static const char* const timeout = "timeout";
cho45 59:2d6c0bff2151 269 static const char* const advertising = "advertising";
cho45 59:2d6c0bff2151 270 static const char* const unknown = "unknown";
cho45 32:6c0f43fda460 271
cho45 32:6c0f43fda460 272 return controllerStatus == DISCONNECTED ? disconnected:
cho45 32:6c0f43fda460 273 controllerStatus == CONNECTING ? connecting:
cho45 32:6c0f43fda460 274 controllerStatus == CONNECTED ? connected:
cho45 32:6c0f43fda460 275 controllerStatus == TIMEOUT ? timeout:
cho45 32:6c0f43fda460 276 controllerStatus == ADVERTISING ? advertising:
cho45 32:6c0f43fda460 277 unknown;
cho45 32:6c0f43fda460 278 }
cho45 32:6c0f43fda460 279
cho45 6:f1c3ea8bc850 280 void HIDController::init() {
cho45 6:f1c3ea8bc850 281 // https://github.com/jpbrucker/BLE_HID/blob/master/examples/examples_common.cpp
cho45 42:2c3be8694896 282 DEBUG_PRINTF_BLE("ble.init\r\n");
cho45 6:f1c3ea8bc850 283
cho45 6:f1c3ea8bc850 284 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 6:f1c3ea8bc850 285 ble.init(bleInitComplete);
cho45 46:b8f4c050739a 286
cho45 46:b8f4c050739a 287 // copied from https://github.com/lancaster-university/microbit-dal/commit/3c314794f07e5ac91331c9e9849475375708ec89
cho45 46:b8f4c050739a 288 // configure the stack to hold on to CPU during critical timing events.
cho45 46:b8f4c050739a 289 // mbed-classic performs __disabe_irq calls in its timers, which can cause MIC failures
cho45 46:b8f4c050739a 290 // on secure BLE channels.
cho45 65:391ce51e37cc 291 ble_common_opt_radio_cpu_mutex_t opt;
cho45 65:391ce51e37cc 292 opt.enable = 1;
cho45 65:391ce51e37cc 293 sd_ble_opt_set(BLE_COMMON_OPT_RADIO_CPU_MUTEX, (const ble_opt_t *)&opt);
cho45 46:b8f4c050739a 294
cho45 6:f1c3ea8bc850 295 while (!ble.hasInitialized()) { }
cho45 42:2c3be8694896 296 DEBUG_PRINTF_BLE("ble.hasIntialized\r\n");
cho45 6:f1c3ea8bc850 297 }
cho45 6:f1c3ea8bc850 298
cho45 22:a78f0a91280a 299
cho45 10:1aed2481a743 300 void HIDController::waitForEvent() {
cho45 6:f1c3ea8bc850 301 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 68:13e2343452d5 302
cho45 69:9d6ecd584a0c 303 WatchDog::reload();
cho45 69:9d6ecd584a0c 304
cho45 45:f4be69c936f6 305 keyboardService->processSend();
cho45 58:64df960619ce 306 if (DEBUG_BLE_INTERRUPT) {
cho45 58:64df960619ce 307 ble.waitForEvent();
cho45 58:64df960619ce 308 } else {
cho45 58:64df960619ce 309 // disable internal HFCLK RC Clock surely. It consume 1mA constantly
cho45 58:64df960619ce 310 // TWI / SPI / UART must be disabled and boot without debug mode
cho45 58:64df960619ce 311 while (NRF_UART0->EVENTS_TXDRDY != 1);
cho45 58:64df960619ce 312
cho45 58:64df960619ce 313 const uint32_t tx = NRF_UART0->PSELTXD;
cho45 58:64df960619ce 314
cho45 58:64df960619ce 315 NRF_UART0->TASKS_STOPTX = 1;
cho45 58:64df960619ce 316 NRF_UART0->ENABLE = (UART_ENABLE_ENABLE_Disabled << UART_ENABLE_ENABLE_Pos);
cho45 58:64df960619ce 317
cho45 58:64df960619ce 318 ble.waitForEvent();
cho45 58:64df960619ce 319
cho45 58:64df960619ce 320 NRF_UART0->ENABLE = (UART_ENABLE_ENABLE_Enabled << UART_ENABLE_ENABLE_Pos);
cho45 58:64df960619ce 321 NRF_UART0->TASKS_STARTTX = 1;
cho45 58:64df960619ce 322 // dummy send to wakeup...
cho45 58:64df960619ce 323 NRF_UART0->PSELTXD = 0xFFFFFFFF;
cho45 58:64df960619ce 324 NRF_UART0->EVENTS_TXDRDY = 0;
cho45 58:64df960619ce 325 NRF_UART0->TXD = 0;
cho45 58:64df960619ce 326 while (NRF_UART0->EVENTS_TXDRDY != 1);
cho45 58:64df960619ce 327 NRF_UART0->PSELTXD = tx;
cho45 58:64df960619ce 328 }
cho45 6:f1c3ea8bc850 329 }
cho45 6:f1c3ea8bc850 330
cho45 48:d6938de02f62 331 void HIDController::appendReportData(const uint8_t key) {
cho45 6:f1c3ea8bc850 332 if (keyboardService) {
cho45 6:f1c3ea8bc850 333 keyboardService->appendReportData(key);
cho45 6:f1c3ea8bc850 334 }
cho45 6:f1c3ea8bc850 335 }
cho45 6:f1c3ea8bc850 336
cho45 48:d6938de02f62 337 void HIDController::deleteReportData(const uint8_t key) {
cho45 6:f1c3ea8bc850 338 if (keyboardService) {
cho45 6:f1c3ea8bc850 339 keyboardService->deleteReportData(key);
cho45 6:f1c3ea8bc850 340 }
cho45 6:f1c3ea8bc850 341 }
cho45 9:d1daefbf1fbd 342
cho45 9:d1daefbf1fbd 343 void HIDController::queueCurrentReportData() {
cho45 29:ec548c473d50 344 if (!connected()) return;
cho45 9:d1daefbf1fbd 345 if (keyboardService) {
cho45 60:b899414e1d34 346 DEBUG_PRINTF_BLE("Q %d\r\n", keyboardService->bufferCount);
cho45 9:d1daefbf1fbd 347 keyboardService->queueCurrentReportData();
cho45 9:d1daefbf1fbd 348 }
cho45 9:d1daefbf1fbd 349 }
cho45 37:4ce71fa47fc3 350
cho45 58:64df960619ce 351 void HIDController::updateBatteryLevel(const uint8_t percentage, const uint16_t voltage) {
cho45 68:13e2343452d5 352 if (!connected()) return;
cho45 37:4ce71fa47fc3 353 if (!batteryService) return;
cho45 68:13e2343452d5 354 DEBUG_PRINTF_BLE("updateBatteryLevel\r\n");
cho45 58:64df960619ce 355 batteryService->updateBatteryLevel(percentage, voltage);
cho45 37:4ce71fa47fc3 356 }
cho45 37:4ce71fa47fc3 357
cho45 48:d6938de02f62 358 void HIDController::initializeConnection(const bool ignoreWhiteList = false) {
cho45 38:115875b8cb6c 359 ble_error_t error;
cho45 38:115875b8cb6c 360 BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE);
cho45 39:b7889285c9ef 361 ble.gap().setAdvertisingInterval(20);
cho45 39:b7889285c9ef 362 ble.gap().setAdvertisingTimeout(30);
cho45 40:364deaa190fe 363 if (ignoreWhiteList) {
cho45 40:364deaa190fe 364 ble.gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_IGNORE_WHITELIST);
cho45 40:364deaa190fe 365 }
cho45 38:115875b8cb6c 366
cho45 42:2c3be8694896 367 // DEBUG_PRINTF_BLE("advertising\r\n");
cho45 38:115875b8cb6c 368 error = ble.gap().startAdvertising();
cho45 38:115875b8cb6c 369 if (error != BLE_ERROR_NONE) goto return_error;
cho45 38:115875b8cb6c 370 controllerStatus = ADVERTISING;
cho45 38:115875b8cb6c 371 return;
cho45 38:115875b8cb6c 372
cho45 38:115875b8cb6c 373 return_error:
cho45 42:2c3be8694896 374 DEBUG_PRINTF_BLE("error with %d\r\n", error);
cho45 38:115875b8cb6c 375 return;
cho45 65:391ce51e37cc 376 }