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Changes to help with connection issues

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This commit is contained in:
Robert Marshall 2021-08-22 20:07:07 +01:00
parent f1dabd3a7d
commit a4ab81cf4d
1 changed files with 15 additions and 1 deletions
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16
src/BluetoothService.cpp
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@ -5,6 +5,12 @@
#define SERVICE_UUID "4fafc201-1fb5-459e-8fcc-c5c9c331914b" #define SERVICE_UUID "4fafc201-1fb5-459e-8fcc-c5c9c331914b"
#define CHARACTERISTIC_UUID "beb5483e-36e1-4688-b7f5-ea07361b26a8" #define CHARACTERISTIC_UUID "beb5483e-36e1-4688-b7f5-ea07361b26a8"
class BLEAdvertisingRestartCallback: public BLEServerCallbacks {
void onConnect(BLEServer* server) {
BLEDevice::getAdvertising()->start();
}
};
class BluetoothService { class BluetoothService {
const char *_serviceName; const char *_serviceName;
BLECharacteristicCallbacks *_callbacks; BLECharacteristicCallbacks *_callbacks;
@ -22,12 +28,20 @@ public:
BLEDevice::init(_serviceName); BLEDevice::init(_serviceName);
_server = BLEDevice::createServer(); _server = BLEDevice::createServer();
_service = _server->createService(SERVICE_UUID); _service = _server->createService(SERVICE_UUID);
_server->setCallbacks(new BLEAdvertisingRestartCallback());
_characteristic = _service->createCharacteristic(CHARACTERISTIC_UUID, BLECharacteristic::PROPERTY_READ | BLECharacteristic::PROPERTY_WRITE); _characteristic = _service->createCharacteristic(CHARACTERISTIC_UUID, BLECharacteristic::PROPERTY_READ | BLECharacteristic::PROPERTY_WRITE);
_characteristic->setCallbacks(_callbacks); _characteristic->setCallbacks(_callbacks);
} }
void start() { void start() {
_service->start(); _service->start();
_server->getAdvertising()->start();
BLEAdvertising *advertising = BLEDevice::getAdvertising();
advertising->addServiceUUID(SERVICE_UUID);
advertising->setScanResponse(true);
advertising->setMinPreferred(0x06); // functions that help with iPhone connections issue
advertising->setMinPreferred(0x12);
BLEDevice::startAdvertising();
} }
}; };