def main():
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(False, SCANNING_TIME_s)
for device in manager.get_nodes():
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
features = device.get_features()
for feature in features:
feature_listener = MyFeatureListener()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
def main(argv):
# Printing intro.
#print_intro()
MAC = 'c0:86:4b:31:28:48'
#MAC2 = 'c0:86:4e:30:49:4d'
#n = 0
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Selecting devices to connect.
selected_devices = []
for device in discovered_devices:
if device.get_tag() == MAC:
print('Device were found')
selected_devices.append(device)
break
'''n+=1
if device.get_tag() == MAC2:
print('Device 2 were found')
selected_devices.append(device)
n+=1
if n == 2:
break'''
DeviceThread(selected_devices[0]).start()
#DeviceThread2(selected_devices[1]).start()
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
#csv_update2(name)
sys.exit(0)
except SystemExit:
os._exit(0)
def connect_to_device(self):
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
print('Scanning Bluetooth devices...\n')
# Synchronous
manager.discover(SCANNING_TIME_s)
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
self._device = self.find_device(discovered_devices)
if self._device == ERROR:
print('Device not found.\n')
sys.exit(0)
print('Connecting to %s...' % (self._device.get_name()))
if not self._device.connect():
print('Connection failed.\n')
sys.exit(0)
def main(argv):
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = ble_interfaces.MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('\nScanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Listing discovered devices.
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
print('Available Bluetooth devices:')
i = 1
for device in discovered_devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Exiting.
manager.remove_listener(manager_listener)
print('\nExiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
discovered_devices_once = []
no_connect = True
no_feature_select = True
feature_selected = []
# Asynchronous discovery of Bluetooth devices.
print('[+] Scanning Bluetooth devices...\n')
manager.start_discovery()
timeout = time.time() + SCANNING_TIME_s
while no_connect:
time.sleep(0.01)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
i = 1
for device in discovered_devices:
if device.get_tag() not in discovered_devices_once:
print('[+] %s: [%s]' %
(device.get_name(), device.get_tag()))
discovered_devices_once.append(device.get_tag())
# Autoconnection management
if device.get_tag() == MAC_AUTO_CONNEXION:
print('[+] Device MAC address match')
no_connect = False
choice = i
i += 1
# Timeout management
if time.time() > timeout:
break
manager.stop_discovery()
# Selecting a device.
while no_connect:
print('[+] Available Bluetooth devices:')
i = 1
for device in discovered_devices:
print('[+] %d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
choice = int(
input("\nSelect a device to connect to (\'0\' to quit): "))
if choice >= 0 and choice <= len(discovered_devices):
no_connect = False
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print('[+] Exiting...\n')
sys.exit(0)
device = discovered_devices[choice - 1]
node_listener = MyNodeListener()
device.add_listener(node_listener)
# Connecting to the device.
print('[+] Connecting to %s...' % (device.get_name()))
if not device.connect():
print('[+] Connection failed.\n')
continue
while True:
# Getting features.
features = device.get_features()
print('\n[+] Features:')
i = 1
for feature in features:
if feature.get_name() in FEATURE_AUTO_START:
print('[+] Feature matching - %s' %
(feature.get_name()))
choice = i
feature_selected.append(i)
no_feature_select = False
if isinstance(feature, FeatureAudioADPCM):
audio_feature = feature
print('[+] %d,%d) %s' % (i, i + 1, "Audio & Sync"))
i += 1
elif isinstance(feature, FeatureAudioADPCMSync):
audio_sync_feature = feature
else:
print('[+] %d) %s' % (i, feature.get_name()))
i += 1
# Selecting a feature.
while no_feature_select:
choice = int(
input('\nSelect a feature '
'(\'0\' to disconnect): '))
if choice >= 0 and choice <= len(features):
feature_selected.append(choice)
no_feature_select = False
if len(feature_selected) == 0:
# Disconnecting from the device.
print('\n[+] Disconnecting from %s...' %
(device.get_name()))
if not device.disconnect():
print('[+] Disconnection failed.\n')
continue
device.remove_listener(node_listener)
# Resetting discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
for feature_id in feature_selected:
feature = features[feature_id - 1]
# Enabling notifications.
feature_listener = MyFeatureListener()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
# Handling audio case (both audio features have to be enabled).
if isinstance(feature, FeatureAudioADPCM):
audio_sync_feature_listener = MyFeatureListener()
audio_sync_feature.add_listener(
audio_sync_feature_listener)
device.enable_notifications(audio_sync_feature)
elif isinstance(feature, FeatureAudioADPCMSync):
audio_feature_listener = MyFeatureListener()
audio_feature.add_listener(audio_feature_listener)
device.enable_notifications(audio_feature)
# Getting notifications.
while True:
device.wait_for_notifications(10)
#TODO break management
# TODO : clean disabling (array of feature/feature_listener)
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
# Handling audio case (both audio features have to be disabled).
if isinstance(feature, FeatureAudioADPCM):
device.disable_notifications(audio_sync_feature)
audio_sync_feature.remove_listener(
audio_sync_feature_listener)
elif isinstance(feature, FeatureAudioADPCMSync):
device.disable_notifications(audio_feature)
audio_feature.remove_listener(audio_feature_listener)
except KeyboardInterrupt:
try:
# Exiting.
print('\n[+] Exiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(protocol):
try:
print("\nPython %s\n" % sys.version)
print("IoT Hub Client for Python")
hub_manager = HubManager(protocol)
print("Starting the IoT Hub Python sample using protocol %s..." %
hub_manager.client_protocol)
print(
"The sample is now waiting for messages and will indefinitely. Press Ctrl-C to exit. "
)
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(False, SCANNING_TIME_s)
# Getting discovered devices.
devices = manager.get_nodes()
# Listing discovered devices.
if not devices:
print('\nNo Bluetooth devices found.')
continue # Scan Again!
print('\nAvailable Bluetooth devices:')
i = 1
device_found = False
for device in devices:
device_name = device.get_name()
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
if device_name is "IOT_DEVICE":
device_found = True
i += 1
# Selecting a device.
if device_found is True:
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
else:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
while True:
# Getting features.
print('\nFeatures:')
i = 1
features = device.get_features()
audioFeature = None
audioSyncFeature = None
for feature in features:
if not feature.get_name(
) == FeatureAudioADPCMSync.FEATURE_NAME:
if feature.get_name(
) == FeatureAudioADPCM.FEATURE_NAME:
audioFeature = feature
print('%d,%d) %s' % (i, i + 1, "Audio & Sync"))
else:
print('%d) %s' % (i, feature.get_name()))
i += 1
else:
audioSyncFeature = feature
# # Selecting a feature.
# while True:
# choice = int(input('\nSelect a feature '
# '(\'0\' to disconnect): '))
# if choice >= 0 and choice <= len(features):
# break
# if choice == 0:
# # Disconnecting from the device.
# print('\nDisconnecting from %s...' % (device.get_name()))
# device.disconnect()
# print('Disconnection done.')
# device.remove_listener(node_listener)
# # Reset discovery.
# manager.reset_discovery()
# # Going back to the list of devices.
# break
choice = 7
feature = features[choice - 1]
# Enabling notifications.
feature_listener = MyFeatureListener()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
if feature.get_name() == FeatureAudioADPCM.FEATURE_NAME:
audioSyncFeature_listener = MyFeatureListener()
audioSyncFeature.add_listener(
audioSyncFeature_listener)
device.enable_notifications(audioSyncFeature)
elif feature.get_name(
) == FeatureAudioADPCMSync.FEATURE_NAME:
audioFeature_listener = MyFeatureListener()
audioFeature.add_listener(audioFeature_listener)
device.enable_notifications(audioFeature)
# Getting notifications.
n = 0
while n < NOTIFICATIONS:
if device.wait_for_notifications(0.05):
n += 1
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
if feature.get_name() == FeatureAudioADPCM.FEATURE_NAME:
device.disable_notifications(audioSyncFeature)
audioSyncFeature.remove_listener(
audioSyncFeature_listener)
elif feature.get_name(
) == FeatureAudioADPCMSync.FEATURE_NAME:
device.disable_notifications(audioFeature)
audioFeature.remove_listener(audioFeature_listener)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
while True:
time.sleep(1)
except IoTHubError as iothub_error:
print("Unexpected error %s from IoTHub" % iothub_error)
return
except KeyboardInterrupt:
print("IoTHubModuleClient sample stopped")
def main(argv):
global nIdx
###Audio Stream#####################################################
global stream
###Audio Stream#####################################################
###Save Audio File##################################################
global audioFile
global saveAudioFlag
###Save Audio File##################################################
global audioFeature
global audioSyncFeature
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(False, SCANNING_TIME_s)
# Getting discovered devices.
devices = manager.get_nodes()
# Listing discovered devices.
if not devices:
print('\nNo Bluetooth devices found.')
sys.exit(0)
print('\nAvailable Bluetooth devices:')
i = 1
for device in devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(input("\nSelect a device (\'0\' to quit): "))
if choice >= 0 and choice <= len(devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print()
sys.exit(0)
device = devices[choice - 1]
hasAudioFeats = [False, False]
i = 1
features = device.get_features()
for feature in features:
if feature.get_name() == FeatureAudioADPCM.FEATURE_NAME:
audioFeature = feature
hasAudioFeats[0] = True
elif feature.get_name() == FeatureAudioADPCMSync.FEATURE_NAME:
audioSyncFeature = feature
hasAudioFeats[1] = True
i += 1
if all(hasAudioFeats):
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
while True:
saveAudioFlag = raw_input(
'\nDo you want to save the audio stream?'
'\'y\' - Yes, \'n\' - No (\'0\' to quit): ')
if saveAudioFlag == 'y' or saveAudioFlag == 'Y' or saveAudioFlag == 'n' or saveAudioFlag == 'N':
if saveAudioFlag == 'y' or saveAudioFlag == 'Y':
ts = time.time()
st = datetime.datetime.fromtimestamp(ts).strftime(
'%Y-%m-%d_%H-%M-%S')
if not os.path.exists(AUDIO_DUMPS_PATH):
os.makedirs(AUDIO_DUMPS_PATH)
fileName = AUDIO_DUMPS_PATH + st + AUDIO_DUMP_SUFFIX
audioFile = open(fileName, "w+")
nOfSeconds = int(
input('\nHow many seconds do you want to stream?'
' Value must be > 0 (\'0\' to quit): '))
nOfNotifications = nOfSeconds * NPS
if nOfSeconds > 0:
print("Streaming Started")
###Audio Stream#####################################
stream = alsaaudio.PCM(alsaaudio.PCM_PLAYBACK,
alsaaudio.PCM_NONBLOCK,
'default')
stream.setformat(alsaaudio.PCM_FORMAT_S16_LE)
stream.setchannels(CHANNELS)
stream.setrate(SAMPLING_FREQ)
###Audio Stream#####################################
#Enabling Notifications
audioFeature_listener = MyFeatureListener()
audioFeature.add_listener(audioFeature_listener)
device.enable_notifications(audioFeature)
audioSyncFeature_listener = MyFeatureListenerSync()
audioSyncFeature.add_listener(
audioSyncFeature_listener)
device.enable_notifications(audioSyncFeature)
nIdx = 0
while nIdx < nOfNotifications:
device.wait_for_notifications(0.05)
print("End of Streaming")
# Disabling notifications.
device.disable_notifications(audioFeature)
audioFeature.remove_listener(audioFeature_listener)
device.disable_notifications(audioSyncFeature)
audioSyncFeature.remove_listener(
audioSyncFeature_listener)
###Save Audio File##################################
if saveAudioFlag == 'y' or saveAudioFlag == 'Y':
audioFile.close()
###Save Audio File##################################
###Audio Stream#####################################
stream.close()
###Audio Stream#####################################
elif nOfSeconds == 0:
# Disabling notifications.
if audioFeature.is_notifying():
device.disable_notifications(audioFeature)
audioFeature.remove_listener(
audioFeature_listener)
if audioSyncFeature.is_notifying():
device.disable_notifications(audioSyncFeature)
audioSyncFeature.remove_listener(
audioSyncFeature_listener)
###Save Audio File##################################
if saveAudioFlag == 'y' or saveAudioFlag == 'Y':
audioFile.close()
###Save Audio File##################################
# Disconnecting from the device.
print('\nDisconnecting from %s...' %
(device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
elif saveAudioFlag == '0':
# Disconnecting from the device.
print('\nDisconnecting from %s...' %
(device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
else:
print("No Audio Features are Exposed from your BLE Node!")
while True:
restartDiscovery = int(
input(
'\nPress \'1\' to restart scanning for BLE devices '
'(\'0\' to quit): '))
if restartDiscovery == 1:
# Reset discovery.
manager.reset_discovery()
break
elif restartDiscovery == 0:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Global variables.
global endpoint, root_ca_path
global iot_device_1_client, iot_device_2_client
global iot_device_1, iot_device_2
global iot_device_1_feature_switch, iot_device_2_feature_switch
global iot_device_1_status, iot_device_2_status
global iot_device_1_act_flag, iot_device_2_act_flag
# Initial state.
iot_device_1_status = SwitchStatus.OFF
iot_device_2_status = SwitchStatus.OFF
iot_device_1_act_flag = False
iot_device_2_act_flag = False
# Configure logging.
configure_logging()
# Printing intro.
print_intro()
# Reading input.
read_input(argv)
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('\nNo Bluetooth devices found. Exiting...\n')
sys.exit(0)
# Checking discovered devices.
devices = []
for discovered in discovered_devices:
if discovered.get_tag() == IOT_DEVICE_1_MAC:
iot_device_1 = discovered
devices.append(iot_device_1)
elif discovered.get_tag() == IOT_DEVICE_2_MAC:
iot_device_2 = discovered
devices.append(iot_device_2)
if len(devices) == 2:
break
if len(devices) < 2:
print('\nBluetooth setup incomplete. Exiting...\n')
sys.exit(0)
# Connecting to the devices.
for device in devices:
device.add_listener(MyNodeListener())
print('Connecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
# Getting features.
print('\nGetting features...')
iot_device_1_feature_switch = \
iot_device_1.get_feature(feature_switch.FeatureSwitch)
iot_device_2_feature_switch = \
iot_device_2.get_feature(feature_switch.FeatureSwitch)
# Resetting switches.
print('Resetting switches...')
iot_device_1_feature_switch.write_switch_status(
iot_device_1_status.value)
iot_device_2_feature_switch.write_switch_status(
iot_device_2_status.value)
# Bluetooth setup complete.
print('\nBluetooth setup complete.')
# Initializing Edge Computing.
print('\nInitializing Edge Computing...\n')
edge = AWSGreengrass(endpoint, root_ca_path)
edge.add_listener(MyAWSGreengrassListener())
# Getting AWS MQTT clients.
iot_device_1_client = edge.get_client(IOT_DEVICE_1_NAME, \
IOT_DEVICE_1_CERTIF_PATH, IOT_DEVICE_1_PRIV_K_PATH)
iot_device_2_client = edge.get_client(IOT_DEVICE_2_NAME, \
IOT_DEVICE_2_CERTIF_PATH, IOT_DEVICE_2_PRIV_K_PATH)
# Connecting clients to the cloud.
iot_device_1_client.add_listener(MyClientListener())
iot_device_2_client.add_listener(MyClientListener())
iot_device_1_client.connect()
iot_device_2_client.connect()
# Setting subscriptions.
iot_device_1_client.subscribe(MQTT_IOT_DEVICE_SWITCH_ACT_TOPIC, \
MQTT_QOS_1, iot_device_1_callback)
iot_device_2_client.subscribe(MQTT_IOT_DEVICE_SWITCH_ACT_TOPIC, \
MQTT_QOS_1, iot_device_2_callback)
# Resetting shadow states.
state_json_str = '{"state":{"desired":{"switch_status":' \
+ str(iot_device_1_status.value) + '}}}'
iot_device_1_client.update_shadow_state(state_json_str,
custom_shadow_callback_update,
SHADOW_CALLBACK_TIMEOUT_s)
state_json_str = '{"state":{"desired":{"switch_status":' \
+ str(iot_device_2_status.value) + '}}}'
iot_device_2_client.update_shadow_state(state_json_str,
custom_shadow_callback_update,
SHADOW_CALLBACK_TIMEOUT_s)
# Edge Computing Initialized.
print('\nEdge Computing Initialized.')
# Handling sensing of devices.
iot_device_1_feature_switch.add_listener(
MyFeatureSwitchListener(iot_device_1_client,
MQTT_IOT_DEVICE_SWITCH_SENSE_TOPIC))
iot_device_2_feature_switch.add_listener(
MyFeatureSwitchListener(iot_device_2_client,
MQTT_IOT_DEVICE_SWITCH_SENSE_TOPIC))
# Enabling notifications.
print('\nEnabling Bluetooth notifications...')
iot_device_1.enable_notifications(iot_device_1_feature_switch)
iot_device_2.enable_notifications(iot_device_2_feature_switch)
# Demo running.
print('\nDemo running (\"CTRL+C\" to quit)...\n')
# Infinite loop.
while True:
# Getting notifications.
if iot_device_1.wait_for_notifications(0.05) \
or iot_device_2.wait_for_notifications(0.05):
continue
# Handling actuation of devices.
if iot_device_1_act_flag:
iot_device_act(iot_device_1, iot_device_1_feature_switch,
iot_device_1_status, iot_device_1_client)
iot_device_1_act_flag = False
elif iot_device_2_act_flag:
iot_device_act(iot_device_2, iot_device_2_feature_switch,
iot_device_2_status, iot_device_2_client)
iot_device_2_act_flag = False
except (BTLEException, EdgeSTInvalidOperationException) as e:
print(e)
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Alternative 1: Asynchronous discovery of Bluetooth devices.
#manager.discover(SCANNING_TIME_s, True)
# Alternative 2: Asynchronous discovery of Bluetooth devices.
#manager.start_discovery()
#time.sleep(SCANNING_TIME_s)
#manager.stop_discovery()
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Listing discovered devices.
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
print('Available Bluetooth devices:')
i = 1
for device in discovered_devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(
input("\nSelect a device to connect to (\'0\' to quit): "))
if choice >= 0 and choice <= len(discovered_devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = discovered_devices[choice - 1]
node_listener = MyNodeListener()
device.add_listener(node_listener)
# Connecting to the device.
print('Connecting to %s...' % (device.get_name()))
if not device.connect():
print('Connection failed.\n')
continue
while True:
# Getting features.
features = device.get_features()
print('\nFeatures:')
i = 1
for feature in features:
if isinstance(feature, FeatureAudioADPCM):
audio_feature = feature
print('%d,%d) %s' % (i, i + 1, "Audio & Sync"))
i += 1
elif isinstance(feature, FeatureAudioADPCMSync):
audio_sync_feature = feature
else:
print('%d) %s' % (i, feature.get_name()))
i += 1
# Selecting a feature.
while True:
choice = int(
input('\nSelect a feature '
'(\'0\' to disconnect): '))
if choice >= 0 and choice <= len(features):
break
if choice == 0:
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (device.get_name()))
if not device.disconnect():
print('Disconnection failed.\n')
continue
device.remove_listener(node_listener)
# Resetting discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
feature = features[choice - 1]
# Enabling notifications.
feature_listener = MyFeatureListener()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
# Handling audio case (both audio features have to be enabled).
if isinstance(feature, FeatureAudioADPCM):
audio_sync_feature_listener = MyFeatureListener()
audio_sync_feature.add_listener(
audio_sync_feature_listener)
device.enable_notifications(audio_sync_feature)
elif isinstance(feature, FeatureAudioADPCMSync):
audio_feature_listener = MyFeatureListener()
audio_feature.add_listener(audio_feature_listener)
device.enable_notifications(audio_feature)
# Getting notifications.
notifications = 0
while notifications < NOTIFICATIONS:
if device.wait_for_notifications(0.05):
notifications += 1
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
# Handling audio case (both audio features have to be disabled).
if isinstance(feature, FeatureAudioADPCM):
device.disable_notifications(audio_sync_feature)
audio_sync_feature.remove_listener(
audio_sync_feature_listener)
elif isinstance(feature, FeatureAudioADPCMSync):
device.disable_notifications(audio_feature)
audio_feature.remove_listener(audio_feature_listener)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
printPresentationMessage()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_IN_SECONDS)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Listing discovered devices.
if not discovered_devices:
print('\nNo Bluetooth devices found.')
sys.exit(0)
print('\nAvailable Bluetooth devices:')
i = 1
for device in discovered_devices:
print('%d) %s: [%s]' % (i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(input("\nSelect a device (\'0\' to quit): "))
if choice >= 0 and choice <= len(discovered_devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = discovered_devices[choice - 1]
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
# Getting features.
i = 0
features = device.get_features()
temperatureIndex = None
humidityIndex = None
for feature in features:
if feature.get_name() == FeatureTemperature.FEATURE_NAME:
print("Temperature feature found")
temperatureIndex = i
elif feature.get_name() == FeatureHumidity.FEATURE_NAME:
print("Humidity feature found")
humidityIndex = i
i+=1
if temperatureIndex is None and humidityIndex is None:
print("No temperature or humidity feature found")
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
# Enabling notifications for temperature data
if temperatureIndex is not None:
temperatureFeature = features[temperatureIndex]
temperatureListener = TemperatureFeatureListener()
temperatureFeature.add_listener(temperatureListener)
device.enable_notifications(temperatureFeature)
# Enabling notifications for humidity data
if humidityIndex is not None:
humidityFeature = features[humidityIndex]
humidityListener = HumidityFeatureListener()
humidityFeature.add_listener(humidityListener)
device.enable_notifications(humidityFeature)
# Getting notifications.
print('\nStart getting notifications\n')
while True:
device.wait_for_notifications(0.05)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = ble_interfaces.MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
sensortile_index = -1
for device in discovered_devices:
if device.get_tag() == SENSORTILE_MAC_ADDRESS:
sensortile_index = discovered_devices.index(device)
break
# Exiting.
if sensortile_index == -1:
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = discovered_devices[sensortile_index]
node_listener = ble_interfaces.MyNodeListener()
device.add_listener(node_listener)
# Connecting to the device.
print('Connecting to %s [%s]...' %
(device.get_name(), device.get_tag()))
if not device.connect():
print('Connection failed... Try again!\n')
print('Exiting...\n')
sys.exit(0)
# Getting features.
feature_listener = ble_interfaces.MyFeatureListener()
features = device.get_features()
for feature in features:
if feature.get_name() == "Accelerometer":
# Enabling notifications.
feature.add_listener(feature_listener)
device.enable_notifications(feature)
# Getting notifications.
while True:
if device.wait_for_notifications(0.05):
print(feature_listener._acc_coordinates)
for feature in features:
if feature.get_name() == "Accelerometer":
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
except KeyboardInterrupt:
try:
# Disconnecting from the device.
print('\nDisconnecting from %s [%s]...' %
(device.get_name(), device.get_tag()))
if not device.disconnect():
print('Disconnection failed.\n')
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Number of notifications to get before disabling them.
NOTIFICATIONS = 10
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
# Synchronous discovery.
#manager.discover(False, SCANNING_TIME_s)
# Asynchronous discovery.
manager.start_discovery(False, SCANNING_TIME_s)
time.sleep(SCANNING_TIME_s)
manager.stop_discovery()
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('\nNo Bluetooth devices found. Exiting...\n')
sys.exit(0)
# Checking discovered devices.
iot_device = None
for discovered in discovered_devices:
if discovered.get_tag() == IOT_DEVICE_MAC:
iot_device = discovered
break
if not iot_device:
print('\nBluetooth setup incomplete. Exiting...\n')
sys.exit(0)
# Connecting to the devices.
node_listener = MyNodeListener()
iot_device.add_listener(node_listener)
print('Connecting to %s...' % (iot_device.get_name()))
iot_device.connect()
print('Connection done.')
# Getting features.
print('\nGetting features...')
iot_device_feature_stepper_motor = \
iot_device.get_feature(feature_stepper_motor.FeatureStepperMotor)
print('\nStepper motor feature found.')
# Managing feature.
iot_device_feature_stepper_motor.write_motor_command(
feature_stepper_motor.StepperMotorCommands.
MOTOR_STOP_RUNNING_WITHOUT_TORQUE)
print('\nStepper motor status:')
print(iot_device_feature_stepper_motor.read_motor_status())
print('\nStepper motor moving...')
iot_device_feature_stepper_motor.write_motor_command(
feature_stepper_motor.StepperMotorCommands.
MOTOR_MOVE_STEPS_FORWARD, 3000)
print('\nStepper motor status:')
print(iot_device_feature_stepper_motor.read_motor_status())
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (iot_device.get_name()))
iot_device.disconnect()
print('Disconnection done.')
iot_device.remove_listener(node_listener)
print('\nExiting...\n')
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Global variables.
global iot_device_1, iot_device_2
global iot_device_1_feature_switch, iot_device_2_feature_switch
global iot_device_1_status, iot_device_2_status
# Initial state.
iot_device_1_status = SwitchStatus.OFF
iot_device_2_status = SwitchStatus.OFF
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('\nNo Bluetooth devices found. Exiting...\n')
sys.exit(0)
# Checking discovered devices.
devices = []
for discovered in discovered_devices:
if discovered.get_tag() == IOT_DEVICE_1_MAC:
iot_device_1 = discovered
devices.append(iot_device_1)
elif discovered.get_tag() == IOT_DEVICE_2_MAC:
iot_device_2 = discovered
devices.append(iot_device_2)
if len(devices) == 2:
break
if len(devices) < 2:
print('\nBluetooth setup incomplete. Exiting...\n')
sys.exit(0)
# Connecting to the devices.
for device in devices:
device.add_listener(MyNodeListener())
print('Connecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
# Getting features.
print('\nGetting features...')
iot_device_1_feature_switch = iot_device_1.get_feature(
feature_switch.FeatureSwitch)
iot_device_2_feature_switch = iot_device_2.get_feature(
feature_switch.FeatureSwitch)
# Resetting switches.
print('Resetting switches...')
iot_device_1_feature_switch.write_switch_status(
iot_device_1_status.value)
iot_device_2_feature_switch.write_switch_status(
iot_device_2_status.value)
# Handling sensing and actuation of switch devices.
iot_device_1_feature_switch.add_listener(
MyFeatureSwitchDevice1Listener())
iot_device_2_feature_switch.add_listener(
MyFeatureSwitchDevice2Listener())
# Enabling notifications.
print('Enabling Bluetooth notifications...')
iot_device_1.enable_notifications(iot_device_1_feature_switch)
iot_device_2.enable_notifications(iot_device_2_feature_switch)
# Bluetooth setup complete.
print('\nBluetooth setup complete.')
# Demo running.
print('\nDemo running (\"CTRL+C\" to quit)...\n')
# Infinite loop.
while True:
# Getting notifications.
if iot_device_1.wait_for_notifications(
0.05) or iot_device_2.wait_for_notifications(0.05):
continue
except InvalidOperationException as e:
print(e)
except BTLEException as e:
print(e)
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
global firmware_upgrade_completed
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
# Checking discovered devices.
device = None
for discovered in discovered_devices:
if discovered.get_name() == IOT_DEVICE_NAME:
device = discovered
break
if not device:
print('Bluetooth setup incomplete. Exiting...\n')
sys.exit(0)
# Connecting to the devices.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('Connecting to %s...' % (device.get_name()))
if not device.connect():
print('Connection failed.\n')
print('Bluetooth setup incomplete. Exiting...\n')
sys.exit(0)
print('Connection done.')
# Getting features.
print('\nFeatures:')
i = 1
features = []
for desired_feature in [
feature_audio_scene_classification.
FeatureAudioSceneClassification,
feature_activity_recognition.FeatureActivityRecognition
]:
feature = device.get_feature(desired_feature)
if feature:
features.append(feature)
print('%d) %s' % (i, feature.get_name()))
i += 1
if not features:
print('No features found.')
print('%d) Firmware upgrade' % (i))
# Selecting an action.
while True:
choice = int(input('\nSelect an action ' '(\'0\' to quit): '))
if choice >= 0 and choice <= len(features) + 1:
break
if choice == 0:
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
elif choice == i:
try:
# Selecting firmware.
i = 1
for filename in FIRMWARE_FILENAMES:
print('%d) %s' % (i, filename))
i += 1
while True:
choice = int(
input("\nSelect a firmware (\'0\' to cancel): "))
if choice >= 0 and choice <= len(FIRMWARE_FILENAMES):
break
# Upgrading firmware.
if choice != 0:
print('\nUpgrading firmware...')
upgrade_console = FirmwareUpgradeNucleo.get_console(
device)
upgrade_console_listener = MyFirmwareUpgradeListener()
upgrade_console.add_listener(upgrade_console_listener)
firmware = FirmwareFile(FIRMWARE_FOLDER +
FIRMWARE_FILENAMES[choice -
1] +
FIRMWARE_EXTENSION)
upgrade_console.upgrade_firmware(firmware)
# Getting notifications about firmware upgrade process.
while not firmware_upgrade_completed:
if device.wait_for_notifications(0.05):
continue
except (OSError, ValueError) as e:
print(e)
finally:
# Disconnecting from the device.
if 'upgrade_console' in locals():
upgrade_console.remove_listener(
upgrade_console_listener)
print('\nDisconnecting from %s...' % (device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
print('\nDevice is rebooting...\n')
time.sleep(20)
else:
# Testing features.
feature = features[choice - 1]
# Enabling notifications.
feature_listener = MyFeatureListener()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
# Getting notifications.
n = 0
while n < NOTIFICATIONS:
if device.wait_for_notifications(0.05):
n += 1
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (device.get_name()))
device.disconnect()
print('Disconnection done.\n')
device.remove_listener(node_listener)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
global n_idx
###Audio Stream#####################################################
global stream
###Audio Stream#####################################################
###Save Audio File##################################################
global audioFile
global save_audio_flag
global beamforming_flag
###Save Audio File##################################################
global audio_feature
global audio_sync_feature
global beamforming_feature
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
devices = manager.get_nodes()
# Listing discovered devices.
if not devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
print('Available Bluetooth devices:')
i = 1
for device in devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(
input("\nSelect a device to connect to (\'0\' to quit): "))
if choice >= 0 and choice <= len(devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print()
sys.exit(0)
device = devices[choice - 1]
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('Connecting to %s...' % (device.get_name()))
if not device.connect():
print('Connection failed.\n')
continue
print('Connection done.')
has_audio_adpcm_features = [False, False]
has_audio_opus_features = [False, False]
has_beamforming_feature = False
i = 1
features = device.get_features()
for feature in features:
if isinstance(feature, FeatureAudioADPCM):
audio_feature = feature
has_audio_adpcm_features[0] = True
elif isinstance(feature, FeatureAudioADPCMSync):
audio_sync_feature = feature
has_audio_adpcm_features[1] = True
elif isinstance(feature, FeatureAudioOpus):
audio_feature = feature
has_audio_opus_features[0] = True
elif isinstance(feature, FeatureAudioOpusConf):
audio_sync_feature = feature
has_audio_opus_features[1] = True
elif isinstance(feature, FeatureBeamforming):
beamforming_feature = feature
has_beamforming_feature = True
i += 1
if all(has_audio_adpcm_features) or all(has_audio_opus_features):
while True:
save_audio_flag = input(
'\nDo you want to save the audio stream?'
'\'y\' - Yes, \'n\' - No (\'0\' to quit): ')
if save_audio_flag == 'y' or save_audio_flag == 'Y' or \
save_audio_flag == 'n' or save_audio_flag == 'N':
if save_audio_flag == 'y' or save_audio_flag == 'Y':
ts = time.time()
st = datetime.datetime.fromtimestamp(ts).strftime(
'%Y-%m-%d_%H-%M-%S')
if not os.path.exists(AUDIO_DUMPS_PATH):
os.makedirs(AUDIO_DUMPS_PATH)
if all(has_audio_adpcm_features):
fileName = AUDIO_DUMPS_PATH + st + ADPCM_TAG + AUDIO_DUMP_SUFFIX
elif all(has_audio_opus_features):
fileName = AUDIO_DUMPS_PATH + st + OPUS_TAG + AUDIO_DUMP_SUFFIX
audioFile = open(fileName, "wb+")
if (has_beamforming_feature):
beamforming_flag = input(
'\nDo you want to enable beamforming?'
'\'y\' - Yes, \'n\' - No (\'0\' to quit): ')
number_of_seconds = int(
input('\nHow many seconds do you want to stream?'
' Value must be > 0 (\'0\' to quit): '))
if all(has_audio_adpcm_features):
number_of_notifications = number_of_seconds * NPS_ADPCM
elif all(has_audio_opus_features):
number_of_notifications = number_of_seconds * NPS_OPUS
if number_of_seconds > 0:
print("Streaming Started")
if all(has_audio_adpcm_features):
###Audio Stream#####################################
stream = alsaaudio.PCM(alsaaudio.PCM_PLAYBACK,
alsaaudio.PCM_NONBLOCK,
'default')
stream.setformat(alsaaudio.PCM_FORMAT_S16_LE)
stream.setchannels(CHANNELS)
stream.setrate(SAMPLING_FREQ_ADPCM)
###Audio Stream#####################################
#Enabling Notifications
audio_feature_listener = MyFeatureListener()
audio_feature.add_listener(
audio_feature_listener)
device.enable_notifications(audio_feature)
audio_sync_feature_listener = MyFeatureListenerSync(
)
audio_sync_feature.add_listener(
audio_sync_feature_listener)
device.enable_notifications(audio_sync_feature)
elif all(has_audio_opus_features):
###Audio Stream#########################################
stream = alsaaudio.PCM(alsaaudio.PCM_PLAYBACK,
alsaaudio.PCM_NORMAL,
'default')
stream.setformat(alsaaudio.PCM_FORMAT_S16_LE)
stream.setchannels(CHANNELS)
stream.setrate(SAMPLING_FREQ_OPUS)
stream.setperiodsize(160)
###Audio Stream#########################################
#Enabling Notifications
audio_sync_feature_listener = MyFeatureListenerSync(
)
audio_sync_feature.add_listener(
audio_sync_feature_listener)
device.enable_notifications(audio_sync_feature)
audio_feature_listener = MyFeatureListener()
audio_feature.add_listener(
audio_feature_listener)
device.enable_notifications(audio_feature)
if beamforming_flag == 'y' or beamforming_flag == 'Y' or \
beamforming_flag == 'n' or beamforming_flag == 'N':
if beamforming_flag == 'y' or beamforming_flag == 'Y':
beamforming_feature_listener = MyFeatureListenerBeam(
)
beamforming_feature.add_listener(
beamforming_feature_listener)
device.enable_notifications(
beamforming_feature)
device.send_command(
b"\x00\x00\x08\x00\xAA\x01")
print("Beamforming Enabled")
n_idx = 0
while n_idx < number_of_notifications:
device.wait_for_notifications(0.05)
print("End of Streaming")
# Disabling notifications.
device.disable_notifications(audio_feature)
audio_feature.remove_listener(
audio_feature_listener)
device.disable_notifications(audio_sync_feature)
audio_sync_feature.remove_listener(
audio_sync_feature_listener)
if beamforming_flag == 'y' or beamforming_flag == 'Y':
device.send_command(
b"\x00\x00\x08\x00\xAA\x00")
print("Beamforming Disabled")
device.disable_notifications(
beamforming_feature)
beamforming_feature.remove_listener(
beamforming_feature_listener)
###Save Audio File##################################
if save_audio_flag == 'y' or save_audio_flag == 'Y':
audioFile.close()
###Save Audio File##################################
###Audio Stream#####################################
stream.close()
###Audio Stream#####################################
elif number_of_seconds == 0:
# Disabling notifications.
if audio_feature.is_notifying():
device.disable_notifications(audio_feature)
audio_feature.remove_listener(
audio_feature_listener)
if audio_sync_feature.is_notifying():
device.disable_notifications(
audio_sync_feature)
audio_sync_feature.remove_listener(
audio_sync_feature_listener)
if beamforming_flag == 'y' or beamforming_flag == 'Y':
if beamforming_feature.is_notifying():
device.disable_notifications(
beamforming_feature)
beamforming_feature.remove_listener(
beamforming_feature_listener)
###Save Audio File##################################
if save_audio_flag == 'y' or save_audio_flag == 'Y':
audioFile.close()
###Save Audio File##################################
# Disconnecting from the device.
print('\nDisconnecting from %s...' %
(device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
elif save_audio_flag == '0':
# Disconnecting from the device.
print('\nDisconnecting from %s...' %
(device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
else:
print("No Audio Features are Exposed from your BLE Node!")
while True:
restartDiscovery = int(
input(
'\nPress \'1\' to restart scanning for BLE devices '
'(\'0\' to quit): '))
if restartDiscovery == 1:
# Reset discovery.
manager.reset_discovery()
break
elif restartDiscovery == 0:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
# Checking discovered devices.
iot_device = None
for discovered in discovered_devices:
if discovered.get_tag() == IOT_DEVICE_MAC:
iot_device = discovered
break
if not iot_device:
print('Bluetooth setup incomplete. Exiting...\n')
sys.exit(0)
# Connecting to the devices.
node_listener = MyNodeListener()
iot_device.add_listener(node_listener)
print('Connecting to %s...' % (iot_device.get_name()))
if not iot_device.connect():
print('Connection failed.\n')
print('Bluetooth setup incomplete. Exiting...\n')
sys.exit(0)
print('Connection done.')
# Getting features.
print('\nGetting features...')
iot_device_feature_stepper_motor = \
iot_device.get_feature(feature_stepper_motor.FeatureStepperMotor)
print('\nStepper motor feature found.')
try:
# Managing feature.
iot_device_feature_stepper_motor.write_motor_command(
feature_stepper_motor.StepperMotorCommands.
MOTOR_STOP_RUNNING_WITHOUT_TORQUE)
print('\nStepper motor status:')
print(iot_device_feature_stepper_motor.read_motor_status())
print('\nStepper motor moving...')
iot_device_feature_stepper_motor.write_motor_command(
feature_stepper_motor.StepperMotorCommands.
MOTOR_MOVE_STEPS_FORWARD, 3000)
print('\nStepper motor status:')
print(iot_device_feature_stepper_motor.read_motor_status())
except (BlueSTInvalidOperationException,
BlueSTInvalidDataException) as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (iot_device.get_name()))
iot_device.disconnect()
print('Disconnection done.')
iot_device.remove_listener(node_listener)
print('\nExiting...\n')
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def bluetooth():
global s1, s2
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Alternative 1: Asynchronous discovery of Bluetooth devices.
# manager.discover(SCANNING_TIME_s, True)
# Alternative 2: Asynchronous discovery of Bluetooth devices.
# manager.start_discovery()
# time.sleep(SCANNING_TIME_s)
# manager.stop_discovery()
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Listing discovered devices.
if not discovered_devices:
print('\nNo Bluetooth devices found.')
continue
print('\nAvailable Bluetooth devices:')
i = 1
for device in discovered_devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(input("\nSelect a device (\'0\' to quit): "))
if 0 <= choice <= len(discovered_devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = discovered_devices[choice - 1]
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
if s1 is None:
s1 = device
sensor = 's1'
elif s2 is None:
s2 = device
sensor = 's2'
else:
return
# while True:
# Getting features.
# i = 1
features = device.get_features()
# for feature in features:
# print('%d) %s' % (i, feature.get_name()))
temp_feature = features[2]
humid_feature = features[3]
# Enabling notifications.
feature_listener = TemperatureListener()
feature_listener.sensor = sensor
temp_feature.add_listener(feature_listener)
device.enable_notifications(temp_feature)
feature_listener = HumidityListener()
feature_listener.sensor = sensor
humid_feature.add_listener(feature_listener)
device.enable_notifications(humid_feature)
# Getting notifications.
while True:
device.wait_for_notifications(1)
# # Disabling notifications.
# device.disable_notifications(feature)
# feature.remove_listener(feature_listener)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
# Listing discovered devices.
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
print('Available Bluetooth devices:')
i = 1
for device in discovered_devices:
print('%d) %s: [%s]' % (i, device.get_name(), device.get_tag()))
i += 1
# Selecting devices to connect.
selected_devices = []
while True:
while True:
choice = int(
input('\nSelect a device to connect to (\'0\' to finish): '))
if choice >= 0 and choice <= len(discovered_devices):
break
if choice == 0:
break
else:
device = discovered_devices[choice - 1]
selected_devices.append(device)
print('Device %s added.' % (device.get_name()))
device_threads = []
if len(selected_devices) > 0:
# Starting threads.
print('\nConnecting to selected devices and getting notifications '
'from all their features ("CTRL+C" to exit)...\n')
for device in selected_devices:
device_threads.append(DeviceThread(device).start())
else:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
# Getting notifications.
while True:
pass
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
# Printing intro.
print_intro()
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = MyManagerListener()
manager.add_listener(manager_listener)
while True:
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(False, SCANNING_TIME_s)
# Getting discovered devices.
devices = manager.get_nodes()
# Listing discovered devices.
if not devices:
print('\nNo Bluetooth devices found.')
sys.exit(0)
print('\nAvailable Bluetooth devices:')
i = 1
for device in devices:
print('%d) %s: [%s]' %
(i, device.get_name(), device.get_tag()))
i += 1
# Selecting a device.
while True:
choice = int(input("\nSelect a device (\'0\' to quit): "))
if choice >= 0 and choice <= len(devices):
break
if choice == 0:
# Exiting.
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = devices[choice - 1]
# Connecting to the device.
node_listener = MyNodeListener()
device.add_listener(node_listener)
print('\nConnecting to %s...' % (device.get_name()))
device.connect()
print('Connection done.')
while True:
# Getting features.
print('\nFeatures:')
i = 1
features = device.get_features()
audioFeature = None
audioSyncFeature = None
for feature in features:
if not feature.get_name(
) == FeatureAudioADPCMSync.FEATURE_NAME:
if feature.get_name(
) == FeatureAudioADPCM.FEATURE_NAME:
audioFeature = feature
print('%d,%d) %s' % (i, i + 1, "Audio & Sync"))
else:
print('%d) %s' % (i, feature.get_name()))
i += 1
else:
audioSyncFeature = feature
# Selecting a feature.
while True:
choice = int(
input('\nSelect a feature '
'(\'0\' to disconnect): '))
if choice >= 0 and choice <= len(features):
break
if choice == 0:
# Disconnecting from the device.
print('\nDisconnecting from %s...' % (device.get_name()))
device.disconnect()
print('Disconnection done.')
device.remove_listener(node_listener)
# Reset discovery.
manager.reset_discovery()
# Going back to the list of devices.
break
feature = features[choice - 1]
# Enabling notifications.
feature_listener = MyFeatureListener()
feature_listener.initiate_cloud_client()
feature.add_listener(feature_listener)
device.enable_notifications(feature)
if feature.get_name() == FeatureAudioADPCM.FEATURE_NAME:
audioSyncFeature_listener = MyFeatureListener()
audioSyncFeature.add_listener(audioSyncFeature_listener)
device.enable_notifications(audioSyncFeature)
elif feature.get_name() == FeatureAudioADPCMSync.FEATURE_NAME:
audioFeature_listener = MyFeatureListener()
audioFeature.add_listener(audioFeature_listener)
device.enable_notifications(audioFeature)
# Getting notifications.
n = 0
while n < NOTIFICATIONS:
if device.wait_for_notifications(0.05):
n += 1
# Disabling notifications.
device.disable_notifications(feature)
feature.remove_listener(feature_listener)
feature_listener.disconnect_cloud()
if feature.get_name() == FeatureAudioADPCM.FEATURE_NAME:
device.disable_notifications(audioSyncFeature)
audioSyncFeature.remove_listener(audioSyncFeature_listener)
elif feature.get_name() == FeatureAudioADPCMSync.FEATURE_NAME:
device.disable_notifications(audioFeature)
audioFeature.remove_listener(audioFeature_listener)
except BTLEException as e:
print(e)
# Exiting.
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
def main(argv):
try:
# Creating Bluetooth Manager.
manager = Manager.instance()
manager_listener = ble_interfaces.MyManagerListener()
manager.add_listener(manager_listener)
# Synchronous discovery of Bluetooth devices.
print('Scanning Bluetooth devices...\n')
manager.discover(SCANNING_TIME_s)
# Getting discovered devices.
discovered_devices = manager.get_nodes()
if not discovered_devices:
print('No Bluetooth devices found. Exiting...\n')
sys.exit(0)
sensortile_index = -1
for device in discovered_devices:
if device.get_tag() == SENSORTILE_MAC_ADDRESS:
sensortile_index = discovered_devices.index(device)
break
# Exiting.
if sensortile_index == -1:
manager.remove_listener(manager_listener)
print('Exiting...\n')
sys.exit(0)
device = discovered_devices[sensortile_index]
node_listener = ble_interfaces.MyNodeListener()
device.add_listener(node_listener)
# Connecting to the device.
print('Connecting to %s [%s] ...' %
(device.get_name(), device.get_tag()))
if not device.connect():
print('Connection failed... Try again!\n')
print('Exiting...\n')
sys.exit(0)
# Getting features.
features = device.get_features()
print('\nAvailable Features:')
i = 1
for feature in features:
if isinstance(feature, FeatureAudioADPCM):
audio_feature = feature
print('%d,%d) %s' % (i, i + 1, "Audio & Sync"))
i += 1
elif isinstance(feature, FeatureAudioADPCMSync):
audio_sync_feature = feature
else:
print('%d) %s' % (i, feature.get_name()))
i += 1
# Exiting.
manager.remove_listener(manager_listener)
# Disconnecting from the device.
print('\nDisconnecting from %s [%s] ...' %
(device.get_name(), device.get_tag()))
if not device.disconnect():
print('Disconnection failed.\n')
device.remove_listener(node_listener)
print('Exiting...\n')
sys.exit(0)
except KeyboardInterrupt:
try:
# Exiting.
print('\nExiting...\n')
sys.exit(0)
except SystemExit:
os._exit(0)
