Chanel's edits
Dependencies: max32630fthr USBDevice
bt32630.h@4:4233f5538abf, 2020-02-23 (annotated)
- Committer:
- saleiferis
- Date:
- Sun Feb 23 12:04:01 2020 +0000
- Revision:
- 4:4233f5538abf
- Parent:
- 2:a96a53e6c6a3
- Child:
- 5:30495ab95b86
BT example streaming works
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
saleiferis | 1:6e6f7e3cc1e1 | 1 | extern MAX86150 max86150Sensor; |
saleiferis | 1:6e6f7e3cc1e1 | 2 | extern Serial pc; |
saleiferis | 1:6e6f7e3cc1e1 | 3 | const static char DEVICE_NAME[] = "Nordic_HRM"; |
saleiferis | 1:6e6f7e3cc1e1 | 4 | static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE}; |
saleiferis | 1:6e6f7e3cc1e1 | 5 | |
saleiferis | 1:6e6f7e3cc1e1 | 6 | static uint8_t hrmCounter = 100; // init HRM to 100bps |
saleiferis | 1:6e6f7e3cc1e1 | 7 | static HeartRateService *hrServicePtr; |
saleiferis | 1:6e6f7e3cc1e1 | 8 | |
saleiferis | 1:6e6f7e3cc1e1 | 9 | static EventQueue eventQueue(/* event count */ 16 * EVENTS_EVENT_SIZE); |
saleiferis | 1:6e6f7e3cc1e1 | 10 | |
saleiferis | 1:6e6f7e3cc1e1 | 11 | |
saleiferis | 4:4233f5538abf | 12 | void connectionCallback(const Gap::ConnectionCallbackParams_t *params) |
saleiferis | 4:4233f5538abf | 13 | { |
saleiferis | 4:4233f5538abf | 14 | pc.printf("Connected to BLE Client...\n"); |
saleiferis | 4:4233f5538abf | 15 | } |
saleiferis | 4:4233f5538abf | 16 | |
saleiferis | 1:6e6f7e3cc1e1 | 17 | void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) |
saleiferis | 1:6e6f7e3cc1e1 | 18 | { |
saleiferis | 1:6e6f7e3cc1e1 | 19 | BLE::Instance().gap().startAdvertising(); // restart advertising |
saleiferis | 1:6e6f7e3cc1e1 | 20 | } |
saleiferis | 1:6e6f7e3cc1e1 | 21 | |
saleiferis | 1:6e6f7e3cc1e1 | 22 | void updateSensorValue() { |
saleiferis | 1:6e6f7e3cc1e1 | 23 | // Do blocking calls or whatever is necessary for sensor polling. |
saleiferis | 1:6e6f7e3cc1e1 | 24 | // In our case, we simply update the HRM measurement. |
saleiferis | 1:6e6f7e3cc1e1 | 25 | /* hrmCounter++; |
saleiferis | 1:6e6f7e3cc1e1 | 26 | |
saleiferis | 1:6e6f7e3cc1e1 | 27 | // 100 <= HRM bps <=175 |
saleiferis | 1:6e6f7e3cc1e1 | 28 | if (hrmCounter == 175) { |
saleiferis | 1:6e6f7e3cc1e1 | 29 | hrmCounter = 100; |
saleiferis | 1:6e6f7e3cc1e1 | 30 | }*/ |
saleiferis | 2:a96a53e6c6a3 | 31 | //pc.printf("Inside update sensor value \n"); |
saleiferis | 1:6e6f7e3cc1e1 | 32 | if(max86150Sensor.check()>0) |
saleiferis | 1:6e6f7e3cc1e1 | 33 | { |
saleiferis | 4:4233f5538abf | 34 | hrServicePtr->updateHeartRate((uint16_t)max86150Sensor.getFIFOECG()); |
saleiferis | 1:6e6f7e3cc1e1 | 35 | return; |
saleiferis | 1:6e6f7e3cc1e1 | 36 | } |
saleiferis | 2:a96a53e6c6a3 | 37 | //hrmCounter = 133; |
saleiferis | 2:a96a53e6c6a3 | 38 | //hrServicePtr->updateHeartRate(hrmCounter); |
saleiferis | 1:6e6f7e3cc1e1 | 39 | } |
saleiferis | 1:6e6f7e3cc1e1 | 40 | |
saleiferis | 1:6e6f7e3cc1e1 | 41 | void periodicCallback(void) |
saleiferis | 1:6e6f7e3cc1e1 | 42 | { |
saleiferis | 1:6e6f7e3cc1e1 | 43 | |
saleiferis | 1:6e6f7e3cc1e1 | 44 | if (BLE::Instance().getGapState().connected) { |
saleiferis | 1:6e6f7e3cc1e1 | 45 | eventQueue.call(updateSensorValue); |
saleiferis | 1:6e6f7e3cc1e1 | 46 | } |
saleiferis | 1:6e6f7e3cc1e1 | 47 | } |
saleiferis | 1:6e6f7e3cc1e1 | 48 | |
saleiferis | 1:6e6f7e3cc1e1 | 49 | void onBleInitError(BLE &ble, ble_error_t error) |
saleiferis | 1:6e6f7e3cc1e1 | 50 | { |
saleiferis | 1:6e6f7e3cc1e1 | 51 | (void)ble; |
saleiferis | 1:6e6f7e3cc1e1 | 52 | (void)error; |
saleiferis | 1:6e6f7e3cc1e1 | 53 | /* Initialization error handling should go here */ |
saleiferis | 1:6e6f7e3cc1e1 | 54 | } |
saleiferis | 1:6e6f7e3cc1e1 | 55 | |
saleiferis | 1:6e6f7e3cc1e1 | 56 | void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) |
saleiferis | 1:6e6f7e3cc1e1 | 57 | { |
saleiferis | 1:6e6f7e3cc1e1 | 58 | pc.printf("In bleInitComplete() ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 59 | BLE& ble = params->ble; |
saleiferis | 1:6e6f7e3cc1e1 | 60 | ble_error_t error = params->error; |
saleiferis | 1:6e6f7e3cc1e1 | 61 | |
saleiferis | 1:6e6f7e3cc1e1 | 62 | if (error != BLE_ERROR_NONE) { |
saleiferis | 4:4233f5538abf | 63 | pc.printf("In ERROR if ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 64 | onBleInitError(ble, error); |
saleiferis | 1:6e6f7e3cc1e1 | 65 | return; |
saleiferis | 1:6e6f7e3cc1e1 | 66 | } |
saleiferis | 1:6e6f7e3cc1e1 | 67 | |
saleiferis | 1:6e6f7e3cc1e1 | 68 | if (ble.getInstanceID() != BLE::DEFAULT_INSTANCE) { |
saleiferis | 4:4233f5538abf | 69 | pc.printf("In InstanceID ERROR if ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 70 | return; |
saleiferis | 1:6e6f7e3cc1e1 | 71 | } |
saleiferis | 1:6e6f7e3cc1e1 | 72 | |
saleiferis | 1:6e6f7e3cc1e1 | 73 | ble.gap().onDisconnection(disconnectionCallback); |
saleiferis | 4:4233f5538abf | 74 | ble.gap().onConnection(connectionCallback); |
saleiferis | 4:4233f5538abf | 75 | pc.printf("Set connection/disconnection callbacks ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 76 | |
saleiferis | 1:6e6f7e3cc1e1 | 77 | /* Setup primary service. */ |
saleiferis | 1:6e6f7e3cc1e1 | 78 | hrServicePtr = new HeartRateService(ble, hrmCounter, HeartRateService::LOCATION_FINGER); |
saleiferis | 4:4233f5538abf | 79 | pc.printf("Setup primary service ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 80 | |
saleiferis | 1:6e6f7e3cc1e1 | 81 | /* Setup advertising. */ |
saleiferis | 1:6e6f7e3cc1e1 | 82 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
saleiferis | 1:6e6f7e3cc1e1 | 83 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); |
saleiferis | 1:6e6f7e3cc1e1 | 84 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR); |
saleiferis | 1:6e6f7e3cc1e1 | 85 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
saleiferis | 4:4233f5538abf | 86 | pc.printf("Accumulate asvertising payload done ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 87 | ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
saleiferis | 1:6e6f7e3cc1e1 | 88 | ble.gap().setAdvertisingInterval(1000); /* 1000ms */ |
saleiferis | 4:4233f5538abf | 89 | pc.printf("Before startAdvertising() ...\n"); |
saleiferis | 1:6e6f7e3cc1e1 | 90 | ble.gap().startAdvertising(); |
saleiferis | 4:4233f5538abf | 91 | pc.printf("After startAdvertising() ...\n"); |
saleiferis | 4:4233f5538abf | 92 | pc.printf("Exiting bleInitComplete() ... \n"); |
saleiferis | 4:4233f5538abf | 93 | return; |
saleiferis | 4:4233f5538abf | 94 | } |
saleiferis | 4:4233f5538abf | 95 | |
saleiferis | 1:6e6f7e3cc1e1 | 96 | |
saleiferis | 1:6e6f7e3cc1e1 | 97 | void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) { |
saleiferis | 1:6e6f7e3cc1e1 | 98 | BLE &ble = BLE::Instance(); |
saleiferis | 1:6e6f7e3cc1e1 | 99 | eventQueue.call(Callback<void()>(&ble, &BLE::processEvents)); |
saleiferis | 1:6e6f7e3cc1e1 | 100 | } |