• Get insufficient authentication error to change Client characteristic Configuration

    Hi: i write very simple BLE App, it used open link. No security/encrypt. 1 service with 2 characteristics. tx(serviceTXID, rxBuffer, 0, sizeof(rxBuffer), GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE ), rx(serviceRXID, txBuffer, 0, sizeof(txBuffer…
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