diff --git a/bumble/device.py b/bumble/device.py
index 2e890b76..c0e0c1e0 100644
--- a/bumble/device.py
+++ b/bumble/device.py
@@ -166,6 +166,7 @@ class AdvertisementDataAccumulator:
                     self.advertisement = Advertisement.from_advertising_report(report)
                     self.advertisement.data = AdvertisingData.from_bytes(self.data + report.data)
                     self.advertisement.is_connectable = (self.last_event_type == HCI_LE_Advertising_Report_Event.ADV_IND)
+                    self.advertisement.is_scannable = True
                 else:
                     # Unexpected scan response
                     self.advertisement = None
@@ -826,9 +827,9 @@ class Device(CompositeEventEmitter):
 
             scanning_phys = 1 << HCI_LE_Set_Extended_Scan_Parameters_Command.LE_1M_PHY
             scanning_phy_count = 1
-            # if self.supports_le_feature(HCI_LE_CODED_PHY_LE_SUPPORTED_FEATURE):
-            #     scanning_phys |= 1 << HCI_LE_Set_Extended_Scan_Parameters_Command.LE_CODED_PHY
-            #     scanning_phy_count += 1
+            if self.supports_le_feature(HCI_LE_CODED_PHY_LE_SUPPORTED_FEATURE):
+                scanning_phys |= 1 << HCI_LE_Set_Extended_Scan_Parameters_Command.LE_CODED_PHY
+                scanning_phy_count += 1
 
             await self.send_command(HCI_LE_Set_Extended_Scan_Parameters_Command(
                 own_address_type       = own_address_type,
@@ -863,8 +864,8 @@ class Device(CompositeEventEmitter):
                 filter_duplicates = 1 if filter_duplicates else 0
             ))
 
-        self.scanning            = True
         self.scanning_is_passive = not active
+        self.scanning            = True
 
     async def stop_scanning(self):
         await self.send_command(HCI_LE_Set_Scan_Enable_Command(
diff --git a/bumble/hci.py b/bumble/hci.py
index 17205749..98406562 100644
--- a/bumble/hci.py
+++ b/bumble/hci.py
@@ -670,7 +670,7 @@ HCI_LE_CODED_PHY = 3
 
 HCI_LE_PHY_NAMES = {
     HCI_LE_1M_PHY:    'LE 1M',
-    HCI_LE_2M_PHY:    'L2 2M',
+    HCI_LE_2M_PHY:    'LE 2M',
     HCI_LE_CODED_PHY: 'LE Coded'
 }
 
@@ -3045,6 +3045,18 @@ class HCI_LE_Set_Data_Length_Command(HCI_Command):
     '''
 
 
+# -----------------------------------------------------------------------------
+@HCI_Command.command(return_parameters_fields=[
+    ('status',                  STATUS_SPEC),
+    ('suggested_max_tx_octets', 2),
+    ('suggested_max_tx_time',   2),
+])
+class HCI_LE_Read_Suggested_Default_Data_Length_Command(HCI_Command):
+    '''
+    See Bluetooth spec @ 7.8.34 LE Read Suggested Default Data Length Command
+    '''
+
+
 # -----------------------------------------------------------------------------
 @HCI_Command.command([
     ('suggested_max_tx_octets', 2),
@@ -3491,6 +3503,140 @@ class HCI_LE_Set_Extended_Scan_Enable_Command(HCI_Command):
     '''
 
 
+# -----------------------------------------------------------------------------
+@HCI_Command.command(fields=None)
+class HCI_LE_Extended_Create_Connection_Command(HCI_Command):
+    '''
+    See Bluetooth spec @ 7.8.66 LE Extended Create Connection Command
+    '''
+
+    LE_1M_PHY    = 0x00
+    LE_2M_PHY    = 0x01
+    LE_CODED_PHY = 0x02
+
+    INITIATING_PHY_NAMES = ['LE_1M_PHY', 'LE_2M_PHY', 'LE_CODED_PHY']
+
+    @classmethod
+    def from_parameters(cls, parameters):
+        initiator_filter_policy = parameters[0]
+        own_address_type        = parameters[1]
+        peer_address            = Address.parse_address_preceded_by_type(parameters, 2)[1]
+        initiating_phys         = parameters[9]
+
+        phy_bits_set = bin(initiating_phys).count('1')
+
+        def read_parameter_list(offset):
+            return [struct.unpack_from('<H', parameters, offset + 16 * i)[0] for i in range(phy_bits_set)]
+
+        return cls(
+            initiator_filter_policy  = initiator_filter_policy,
+            own_address_type         = own_address_type,
+            peer_address             = peer_address,
+            initiating_phys          = initiating_phys,
+            scan_intervals           = read_parameter_list(10),
+            scan_windows             = read_parameter_list(12),
+            connection_interval_mins = read_parameter_list(14),
+            connection_interval_maxs = read_parameter_list(16),
+            max_latencies            = read_parameter_list(18),
+            supervision_timeouts     = read_parameter_list(20),
+            min_ce_lengths           = read_parameter_list(22),
+            max_ce_lengths           = read_parameter_list(24)
+        )
+
+    def __init__(
+        self,
+            initiator_filter_policy,
+            own_address_type,
+            peer_address,
+            initiating_phys,
+            scan_intervals,
+            scan_windows,
+            connection_interval_mins,
+            connection_interval_maxs,
+            max_latencies,
+            supervision_timeouts,
+            min_ce_lengths,
+            max_ce_lengths,
+    ):
+        super().__init__(HCI_LE_EXTENDED_CREATE_CONNECTION_COMMAND)
+        self.initiator_filter_policy  = initiator_filter_policy
+        self.own_address_type         = own_address_type
+        self.peer_address             = peer_address
+        self.initiating_phys          = initiating_phys
+        self.scan_intervals           = scan_intervals
+        self.scan_windows             = scan_windows
+        self.connection_interval_mins = connection_interval_mins
+        self.connection_interval_maxs = connection_interval_maxs
+        self.max_latencies            = max_latencies
+        self.supervision_timeouts     = supervision_timeouts
+        self.min_ce_lengths           = min_ce_lengths
+        self.max_ce_lengths           = max_ce_lengths
+
+        self.parameters = bytes([
+            initiator_filter_policy,
+            own_address_type,
+            peer_address.address_type
+        ]) + bytes(peer_address) + bytes([initiating_phys])
+
+        phy_bits_set = bin(initiating_phys).count('1')
+        for i in range(phy_bits_set):
+            self.parameters += struct.pack(
+                '<HHHHHHHH',
+                scan_intervals[i],
+                scan_windows[i],
+                connection_interval_mins[i],
+                connection_interval_maxs[i],
+                max_latencies[i],
+                supervision_timeouts[i],
+                min_ce_lengths[i],
+                max_ce_lengths[i]
+            )
+
+    def __str__(self):
+        initiating_phys_strs = bit_flags_to_strings(self.initiating_phys, self.INITIATING_PHY_NAMES)
+        fields = [
+            ('own_address_type:', Address.address_type_name(self.own_address_type)),
+            ('scanning_phys:   ', ','.join(initiating_phys_strs)),
+        ]
+        for (i, initiating_phys_str) in enumerate(initiating_phys_strs):
+            fields.append((f'{initiating_phys_str}.scan_interval:          ', self.scan_intervals[i])),
+            fields.append((f'{initiating_phys_str}.scan_window:            ', self.scan_windows[i])),
+            fields.append((f'{initiating_phys_str}.connection_interval_min:', self.connection_interval_mins[i])),
+            fields.append((f'{initiating_phys_str}.connection_interval_max:', self.connection_interval_maxs[i])),
+            fields.append((f'{initiating_phys_str}.max_latency:            ', self.max_latencies[i])),
+            fields.append((f'{initiating_phys_str}.supervision_timeout:    ', self.supervision_timeouts[i])),
+            fields.append((f'{initiating_phys_str}.min_ce_length:          ', self.min_ce_lengths[i])),
+            fields.append((f'{initiating_phys_str}.max_ce_length:          ', self.max_ce_lengths[i]))
+
+        return color(self.name, 'green') + ':\n' + '\n'.join(
+            [color(field[0], 'cyan') + ' ' + str(field[1]) for field in fields]
+        )
+
+
+# -----------------------------------------------------------------------------
+@HCI_Command.command([
+    ('peer_identity_address_type', Address.ADDRESS_TYPE_SPEC),
+    ('peer_identity_address',      Address.parse_address_preceded_by_type),
+    ('privacy_mode',               {'size': 1, 'mapper': lambda x: HCI_LE_Set_Privacy_Mode_Command.privacy_mode_name(x)})
+])
+class HCI_LE_Set_Privacy_Mode_Command(HCI_Command):
+    '''
+    See Bluetooth spec @ 7.8.77 LE Set Privacy Mode Command
+    '''
+
+    NETWORK_PRIVACY_MODE = 0x00
+    DEVICE_PRIVACY_MODE  = 0x01
+
+    PRIVACY_MODE_NAMES = {
+        NETWORK_PRIVACY_MODE: 'NETWORK_PRIVACY_MODE',
+        DEVICE_PRIVACY_MODE:  'DEVICE_PRIVACY_MODE'
+    }
+
+    @classmethod
+    def privacy_mode_name(cls, privacy_mode):
+        return name_or_number(cls.PRIVACY_MODE_NAMES, privacy_mode)
+
+
 # -----------------------------------------------------------------------------
 @HCI_Command.command([
     ('bit_number', 1),