def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
# adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
else:
print 'uart device is gevonden'
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the DIS service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
DeviceInformation.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
dis = DeviceInformation(device)
# Print out the DIS characteristics.
print('Manufacturer: {0}'.format(dis.manufacturer))
print('Model: {0}'.format(dis.model))
print('Serial: {0}'.format(dis.serial))
print('Hardware Revision: {0}'.format(dis.hw_revision))
print('Software Revision: {0}'.format(dis.sw_revision))
print('Firmware Revision: {0}'.format(dis.fw_revision))
print('System ID: {0}'.format(dis.system_id))
print('Regulatory Cert: {0}'.format(dis.regulatory_cert))
print('PnP ID: {0}'.format(dis.pnp_id))
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
uart.write(b'Hello world!\r\n')
print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=60)
if received is not None:
# Received data, print it out.
print('Received: {0}'.format(received))
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def initBle():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
return device
def connectDevice():
'''
Connects to the Adafruit Bluefruit Module and return the object for that device
'''
#clear any cached data
ble.clear_cached_data()
#get BLE adapter
adapter = ble.get_default_adapter()
adapter.power_on()
print("[ Using adapter: {0} ]".format(adapter.name))
#disconnet any connected UART devices
UART.disconnect_devices()
#scan for UART devices
print("Scanning for UART devices...")
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError("Failed to find any UART device!")
finally:
adapter.stop_scan()
print("Connecting to device...")
device.connect()
return device
def BLE():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
uart.write('Hello world!\r\n')
print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=60)
if received is not None:
# Received data, print it out.
print('Received: {0}'.format(received))
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def ble_main():
global msg
ble.clear_cached_data()
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
# Connect to first device
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
print('Connected')
client.loop_background()
while True:
received = uart.read(3)
if received is not None:
# Received data, print it out.
print('UART received: {0} Writing RED to MQTT'.format(received))
client.publish(FEED_PUB, 'RED')
#uart.write('GREEN\r\n')
# else:
# print('UART got nothing')
if msg is not None:
print('MQTT received: {0} Writing RED to UART'.format(msg))
uart.write('RED\r\n')
msg = None
# else:
# print('MQTT got nothing')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def close(self):
self.stoprequest.set()
try:
UART.disconnect_devices()
# self.device.disconnect()
logger.info('connection lost')
except:
print('mimsy')
def __init__(self):
# protected region initCode on begin #
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
print('uart = UART(device)')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
print('device.disconnect()')
# protected region initCode end #
pass
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the DIS service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
DeviceInformation.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
dis = DeviceInformation(device)
# Print out the DIS characteristics.
print('Manufacturer: {0}'.format(dis.manufacturer))
print('Model: {0}'.format(dis.model))
print('Serial: {0}'.format(dis.serial))
print('Hardware Revision: {0}'.format(dis.hw_revision))
print('Software Revision: {0}'.format(dis.sw_revision))
print('Firmware Revision: {0}'.format(dis.fw_revision))
print('System ID: {0}'.format(dis.system_id))
print('Regulatory Cert: {0}'.format(dis.regulatory_cert))
print('PnP ID: {0}'.format(dis.pnp_id))
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
print('Discovering services...')
UART.discover(device)
while True:
uart = UART(device)
receive = uart.read(timeout_sec=300) # 5min timeout
if receive:
sd = receive.split(",")
print("T: " + sd[0] + " H: " + sd[1] + " Li: " + sd[2] + " Lux: " +
sd[3] + " N: " + sd[4] + " HR: " + sd[5])
else:
continue
if len(sd) == 6:
aio.send('Temperature', sd[0])
aio.send('Humidity', sd[1])
aio.send('Light', sd[2])
aio.send('Lux', sd[3])
aio.send('Noise', sd[4])
aio.send('Heart Rate', sd[5])
else:
continue
def setup(self):
# Clear any cached data, prevent from going stale
self.ble.clear_cached_data()
# Get a BLE network adapter and turn it on
self.adapter = self.ble.get_default_adapter()
self.adapter.power_on()
# Disconnect from any uart devices
UART.disconnect_devices()
def main():
ble.clear_cached_data()
UART.disconnect_devices()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
# Find UART device
device = find_device(adapter, deviceName)
if device is None:
raise RuntimeError('Failed to find UART device!')
logging.info('connecting to {0} [{1}]'.format(device.name, device.id))
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
device.connect()
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
UART.discover(device, timeout_sec=5)
uart = UART(device)
# Read temperature data from the sensor
while True:
received = uart.read(timeout_sec=5)
if received is not None:
logging.debug('received {0} bytes: {1}'.format(len(received), received))
t1, t2 = parse_datapoint(received)
if not t1 and not t2:
continue
# Log temperature data to file or stdout
if logFile:
with open(logFile, 'w') as fp:
fp.write('{0},{1}'.format(t1, t2))
else:
print('{0},{1}'.format(t1, t2))
else:
# Timeout waiting for data, None is returned.
break
finally:
# Make sure device is disconnected on exit.
logging.info('disconnected from {0} [{1}]'.format(device.name, device.id))
try:
device.disconnect()
except:
pass
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for device...')
connected_to_peripheral = False
test_iteration = 0
devices = scan_for_peripheral(adapter)
global total_len, done_xfer, data_service, out
for peripheral in devices:
try:
print("peripheral: ", peripheral.name)
peripheral.connect(timeout_sec=10)
connected_to_peripheral = True
test_iteration += 1
except BaseException as e:
print("Connection failed: " + str(e))
time.sleep(1)
print("Retrying...")
# print(peripheral.list_services())
# print(peripheral.id)
# print(peripheral._peripheral.identifier())
peripheral.discover([service_uuid],
[count_uuid, rw_uuid, spp_data_uuid])
service = peripheral.find_service(service_uuid)
count = service.find_characteristic(count_uuid)
rw = service.find_characteristic(rw_uuid)
data_service = service.find_characteristic(spp_data_uuid)
read_val = rw.read_value()
# print(service)
# print(service, count, rw)
print("rw: ", read_val)
count_raw = int.from_bytes(count.read_value(), byteorder='little')
print("count: ", count_raw)
rw.write_value(b'w')
print('rw.read_value()', rw.read_value())
def start(self):
""" Reset any lingering bluetooth state """
# Clear any cached data because both bluez and CoreBluetooth have issues
# with caching data and it going stale.
PROVIDER.clear_cached_data()
# Get the first available BLE network adapter
# and make sure it's powered on.
self.adapter = PROVIDER.get_default_adapter()
self.adapter.power_on()
print "Using adapter: {0}".format(self.adapter.name)
# Disconnect any currently connected UART devices.
# Good for cleaning up and tarting from a fresh state.
print "Disconnecting any connected UART devices..."
UART.disconnect_devices()
self.adapter.start_scan()
def _connect(self, adapter):
adapter.power_on()
logging.info('Disconnecting any connected UART devices...')
UART.disconnect_devices()
logging.info('Searching for UART device...')
try:
adapter.start_scan(timeout_sec=100)
self._device = platform.get_provider().find_device(name='BerryMed')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
if not self._device:
raise RuntimeError("Couldn't find BerryMed pulse meter.")
logging.info('Connecting to device...')
logging.info('Device id: %s', str(self._device.id))
self._device.connect() # with default timeout 60 seconds.
logging.info('Successfully connected.')
def mainBluetooth():
global sendCommand
global confirmation
# Clear any cached data
ble.clear_cached_data()
# Get first available adapter and make sure it is powered on
adapter = ble.get_default_adapter()
adapter.power_on()
print("Using adapter: {0}".format(adapter.name))
# Disconnect any currently connected devices
print("Disconnecting any connected UART devices...")
UART.disconnect_devices()
# Scan for UART devices
print("Searching for UART device...")
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError("Failed to find UART device!")
finally:
adapter.stop_scan()
print("Connecting to device...")
device.connect()
try:
print("Discovering services...")
UART.discover(device)
# Create instance to interact with
uart = UART(device)
sendCommand = sendCommand.encode()
uart.write(b"%b" % (sendCommand))
received = uart.read(timeout_sec=10)
if received is not None:
print("Received: {0}".format(received))
confirmation = "Received: " + received
else:
print("Received no data!")
confirmation = "Received no data!"
finally:
device.disconnect()
def main():
ble.clear_cached_data()
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for UART device...')
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
adapter.stop_scan()
print("Connecting to a UART device...")
device.connect()
print("Connected to " + device.name + "!")
# call method to launch gui, implement later
# getch library for sending stuff
# launchGUI()
try:
print('Discovering services...')
DeviceInformation.discover(device)
dis = DeviceInformation(device)
# Print out the DIS characteristics.
print('Manufacturer: {0}'.format(dis.manufacturer))
print('Model: {0}'.format(dis.model))
print('Serial: {0}'.format(dis.serial))
print('Hardware Revision: {0}'.format(dis.hw_revision))
print('Software Revision: {0}'.format(dis.sw_revision))
print('Firmware Revision: {0}'.format(dis.fw_revision))
print('System ID: {0}'.format(dis.system_id))
print('Regulatory Cert: {0}'.format(dis.regulatory_cert))
print('PnP ID: {0}'.format(dis.pnp_id))
finally:
device.disconnect()
def main():
ble.clear_cached_data()
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
device = None
packet_source = PacketSource(config)
UART.disconnect_devices()
while True:
try:
print('Connecting to device...')
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
device.connect()
UART.discover(device)
uart = UART(device)
for packet in packet_source.read_packets():
debug('Sending packet: value={0}, metric={1}, timestamp={2}'.
format(packet.value, packet.metric, packet.timestamp))
uart.write(packet.to_bytes())
print('Going to sleep for {0} seconds...'.format(
config.poll_interval))
sleep(config.poll_interval)
print('Disconnecting devices before restarting main loop...')
device.disconnect()
adapter.stop_scan()
except Exception as e:
print('Caught exception of type {0} in main loop: {1}'.format(
sys.exc_info()[0], str(e)))
sleep(5) # bleccchh
def bleinit():
global uart
print('-----Wireless Voltage Test-----')
print('Start searching')
ble.clear_cached_data()
global adapter, devices, uart
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...'),
UART.disconnect_devices()
print "done!"
# get all the connected devices
devices = connect_ble_devices()
print('**************************')
print('discovering UART service'),
while True:
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...'),
UART.discover(devices[0], timeout_sec=2)
if len(devices) == 2:
UART.discover(devices[1], timeout_sec=2)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = list()
uart.append(UART(devices[0]))
if len(devices) == 2:
uart.append(UART(devices[1]))
break
except:
print "FAILED!!!"
raise
print "done!"
def getDevices(device_ids, timeout=20):
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
to_find = set(device_ids)
found = set()
try:
adapter.start_scan()
time_elapsed = 0
while (time_elapsed < timeout and len(found) < len(device_ids)):
devices = UART.find_devices()
for d in devices:
# d.id is a UUID object
if d.id in to_find: # check if id in id_set
found.add(d) # add device to found
time.sleep(1.0)
time_elapsed += 1
for device in found:
device.connect()
print("Discovering UART service for {}".format(device.id))
UART.discover(device)
except:
for device in found:
# Make sure device is disconnected
device.disconnect()
raise RuntimeError('Error Connecting to devices. Terminating ...')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
return {device.id: device for device in found}
def main():
ble.clear_cached_data()
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for UART device...')
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
adapter.stop_scan()
print('Connecting to device...')
device.connect()
try:
print('Discovering services...')
UART.discover(device)
uart = UART(device)
while(True):
n = randbyte(0, LEDCOUNT)
r = randbyte(0, 256)
g = randbyte(0, 256)
b = randbyte(0, 256)
s = b'n'+n+b'r'+r+b'g'+g+b'b'+b+b'\r'+b'\n'
print(s)
uart.write(s)
sleep(1)
print('Waiting up to 60 seconds to receive data from the device...')
finally:
device.disconnect()
def connect_to_device(self):
"""Connects to the device.
Returns:
A pair containing the device that we connected to and the UART instance.
"""
self.ble.clear_cached_data()
adapter = self.ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {}'.format(adapter.name))
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for UART device...')
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
adapter.stop_scan()
print('Connecting to device...')
device.connect()
try:
print('Discovering services...')
UART.discover(device)
uart = UART(device)
except:
device.disconnect()
raise
return (device, uart)
def main():
ble.clear_cached_data()
# get bluetooth adapter and turn it on
adapter = ble.get_default_adapter()
adapter.power_on()
# disconnect old UART devices
UART.disconnect_devices()
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
adapter.stop_scan()
device.connect()
print('Connected to device...')
try:
UART.discover(device)
uart = UART(device)
while True:
received = uart.read(timeout_sec=30)
if received is not None:
print('Received: {0}'.format(received))
print(datetime.datetime.strftime(datetime.datetime.now(), '%H:%M:%S'))
stream.add_value(received)
else:
print('Received no data!')
break
finally:
device.disconnect()
def connect_to_device(self):
"""Connects to the device.
Returns:
A pair containing the device that we connected to and the UART instance.
"""
self.ble.clear_cached_data()
adapter = self.ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {}'.format(adapter.name))
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for UART device...')
try:
adapter.start_scan()
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
adapter.stop_scan()
print('Connecting to device...')
device.connect()
try:
print('Discovering services...')
UART.discover(device)
uart = UART(device)
except:
device.disconnect()
raise
return (device, uart)
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
condition = True;
known_uarts = set()
while condition:
# Call UART.find_devices to get a list of any UART devices that
# have been found. This call will quickly return results and does
# not wait for devices to appear.
found = set(UART.find_devices())
# Check for new devices that haven't been seen yet and print out
# their name and ID (MAC address on Linux, GUID on OSX).
new = found - known_uarts
for device in new:
print('Found UART: {0} [{1}]'.format(device.name, device.id))
known_uarts.update(new)
# Sleep for a second and see if new devices have appeared.
if len(known_uarts) >= 2:
condition = False;
time.sleep(1.0)
if len(known_uarts) >= 2:
condition = False;
print(condition)
print('connecting to a device finally!')
for device in known_uarts:
print('device in set: {0} [{1}]'.format(device.name, device.id))
print(len(new))
if 'C9:79:B6:8F:0B:D4' in device.id:
asuka_device = device;
device = asuka_device;
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Connected to: {0} {1}'.format(device.name, device.id))
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
uart.write('on')
print("Sent 'on' to the device.")
# Now wait up to one minute to receive data from the device.
print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=60)
if received is not None:
# Received data, print it out.
print('Received: {0}'.format(received))
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Found UART: {0} [{1}]'.format(device.name, device.id))
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
#print("DEVICE FOUND IS 1->"+uart.CHARACTERISTICS)
#print("DEVICE FOUND IS 2->" + uart.ADVERTISED)
#print("DEVICE FOUND IS 3->" + uart.SERVICES)
colors = ['hello','r','g','b','r','g','b','r','g','b','a']
for x in colors:
# Write a string to the TX characteristic.
uart.write('hello')
print("sent--->hello")
#print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=10)
time.sleep(10)
if received is not None:
# Received data, print it out.
print('Received: {0}'.format(received))
#establish connectivity and get an ACK to continue communication
print("SENT -->"+x)
uart.write(x)
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main(self):
self.ble.clear_cached_data()
print("Finding adapter...")
self.adapter = self.ble.get_default_adapter()
if (self.adapter == None):
print("No bluetooth adapter found! STOPPING!!")
return None
# Power on adapter
self.adapter.power_on()
# Disconnect currently connected devices
UART.disconnect_devices()
# Scan for available devices
if (self.scantime is None): # If not set by command line
inptstr = "Enter scan time in seconds [{}]:".format(
DEFAULT_SCANTIME)
inpt = raw_input(inptstr)
try:
self.scantime = int(inpt)
except ValueError:
self.scantime = DEFAULT_SCANTIME
self.scan(self.scantime)
if (len(self.found_devices) == 0):
print("No UARTS found! STOPPING!!")
return None
print("\r\nFound Devices: ")
self.show_devices()
inptstr = "Select device (by index) [{}]:".format(DEFAULT_DEV_INDEX)
inpt = raw_input(inptstr)
try:
i = int(inpt)
except ValueError:
i = DEFAULT_DEV_INDEX
self.device = self.found_devices[i]
print("Opening logs...")
self.log_open()
print("Logs opened.")
print("Opening Input...")
self.input_open()
print("Input opened.")
try:
print("Connecting to device...")
self.device.connect()
if (self.device.is_connected):
print("Device Connected Successfully.")
else:
print("Device did not connect!!!")
raise KeyboardInterrupt
self.init_uart()
self.uart_start_read()
rxstr = ""
print("Entering Main Loop.")
while True:
throttle = True
# Build string until it has a newline,
# then log it.
if (len(self.rxbuf) > 0):
rxstr = self.rxbuf.pop()
# print(repr(rxstr))
#if (rxstr.endswith("\n")):
# self.log(rxstr)
# rxstr = ""
self.log(rxstr)
throttle = False
line = self.input_read()
if (line != None):
print("Input: " + line)
self.txbuf.insert(0, line)
throttle = False
good = True
while ((len(self.txbuf) > 0) and good):
line = self.txbuf[-1]
good = self.output_send(line) # set good False if bad
if (good):
self.txbuf.pop()
throttle = False
if (not self.device.is_connected):
self.device.connect()
throttle = False
except KeyboardInterrupt:
self.cleanup()
def main():
while True:
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds but you
# can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
# uart.write('RetTemp!')
# print("Sent 'Command' to the device.")
# Now wait up to one minute to receive data from the device.
received = uart.read(timeout_sec=5)
ProximityStatus = received[0] //The First Byte (0 index) of Data has Proximity status
LCStatus = received[1] //LC status is in second byte
LightStatus = received[2] //Ambient Light Status is in 3rd byte
SecurityStatus = received[3] //Security status is in 4th byte
Temperature = received[4] + received[5] + received[6] + received[7] + received[8] //Temperature comes as +/-XX.X. So it takes total 5 bytes
if received is not None:
# Received data, print it out.
print('Received: {0}'.format(received))
print('Proximity status:{0} '.format(ProximityStatus))
print('LC status:{0} '.format(LCStatus))
print('Security status:{0} '.format(SecurityStatus))
print('Temperature:{0} '.format(Temperature))
ProximityStatus = ConvStatus(ProximityStatus)
LCStatus = ConvStatus(LCStatus)
SecurityStatus = ConvStatus(SecurityStatus)
##################### #Text Alerts Using Twilio #######################
from twilio.rest import TwilioRestClient
# put your own credentials here
ACCOUNT_SID = "AC5494daeb03b2d70d515fbb3368686579"
AUTH_TOKEN = "4e22ad671980b60b21b425be4b23e9ee"
client = TwilioRestClient(ACCOUNT_SID, AUTH_TOKEN)
if Temperature >= +30:
print "Temperature is above set max"
client.messages.create(
to="+17609107488",
from_="+17608002048",
body="Temperature is above set max",
)
if Temperature <= +15:
print "Temperature is below set min"
client.messages.create(
to="+17609107488",
from_="+17608002048",
body="Temperature is below set min",
)
if ProximityStatus == 1:
print "Intrusion detected"
client.messages.create(
to="+17609107488",
from_="+17608002048",
body="Intrusion Detected",
)
#########################################################################
######################Uploading Data to ThingSpeak#######################
import httplib, urllib
params = urllib.urlencode({'field1': Temperature,'field2':SecurityStatus,'field3':ProximityStatus,'field4':LCStatus,'key':'4I4Q3U288NEQ5TDV'}) # use your API key generated in the thingspeak channels for the value of 'key'
# temp is the data you will be sending to the thingspeak channel for plotting the graph. You can add more than one channel and plot more graphs
headers = {"Content-typZZe": "application/x-www-form-urlencoded","Accept": "text/plain"}
conn = httplib.HTTPConnection("api.thingspeak.com:80")
try:
conn.request("POST", "/update", params, headers)
response = conn.getresponse()
print Temperature
print response.status, response.reason
data = response.read()
conn.close()
except:
print "connection failed"
#########################################################################
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
time.sleep(10) //Repeat this every 10 seconds.
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
# uart.write('3')
# print("Sent '3' to the device (high speed).")
#
# print("delay for 5 second...")
# sleep(5) # Delay for 1 minute (60 seconds).
#
# uart.write('2')
# print("Sent '2' to the device (low speed).")
#
# print("delay for 5 second...")
# sleep(5) # Delay for 1 minute (60 seconds).
#
# uart.write('1')
# print("Sent '1' to the device (pause).")
# print("delay for 5 second...")
# sleep(5)
# print("done")
print('PC should decide speed mode first.')
print(" type '1': regular mode")
print(" type '2': slow mode")
print(" type '3': slow mode")
speed = raw_input('-> ')
print('you type ',speed)
uart.write(speed)
sleep(1)
uart.write('y')
# # open the file
# try:
# F = open("/Users/cloelee/Documents/Capstone-LVAD/PathFinder/dummyFile.txt", "r+")
# except IOError:
# print "Could not read file:"
# sys.exit()
#
# lines = F.readlines()
idx = 0
firstSweep = 0
pathChange = 0
initial_value = [0] * 12
# receivedVoltage = 0
while True:
current_path = uart.read(timeout_sec=60)
# file.read(2) read the first two characters and return it as a string
# if (idx == len(lines)):
# idx = 0
# Listen for data from UDP
print("Waiting for packet...")
data, addr = serverSocket.recvfrom(2048)
print("Packet received!")
txInfoJSON = json.loads(data.decode("utf-8"))
txPowerLevel = txInfoJSON["txPowerLevel"]
txVoltage = txInfoJSON["txVoltage"]
txCurrent = txInfoJSON["txCurrent"]
txPower = txInfoJSON["txPower"]
print(" current_path : ", current_path, ord(current_path) - ASCII_A)
if ((pathChange != 0) & (txCurrent > 0.5)):
uart.write('x')
uart.write(current_path)
print("enter x step, receive V : ", txCurrent, "current path : ", ord(current_path) - ASCII_A)
pathChange = 1
sleep(5)
# # idx+=1
# label .end
# F.truncate()
# F.close()
print(" current_path : ", current_path, ord(current_path) - ASCII_A)
# Now wait up to one minute to receive data from the device.
# print('Waiting up to 60 seconds to receive data from the device...')
# received = uart.read(timeout_sec=60)
# if received is not None:
# # Received data, print it out.
# print('Received: {0}'.format(received))
# else:
# # Timeout waiting for data, None is returned.
# print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
mysock = MySocket()
if DEBUG: print("Connecting ips socket")
# mysock.connect()
# mysock.mysend()
# i = 0
# while True:
# mysock.mysend(str(i))
# i += 1
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
if DEBUG: print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
if DEBUG: print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
if DEBUG: print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print("Connecting to Device")
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
if DEBUG: print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
while True:
uart.write('T ')
# print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
# print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=60)
if received is not None:
# Received data, print it out.
if (received[0] is 'T'):
bin_array = map(bin,bytearray(received))
# print(bin_array)
if DEBUG: print("Probe 1: " + str(((int(bin_array[1], 2) << 8) + int(bin_array[2], 2)) / 100.0) + "\tProbe 2: " + str(((int(bin_array[3], 2) << 8) + int(bin_array[4], 2)) / 100.0))
mysock.mysend(str((int(bin_array[1], 2) << 8) + int(bin_array[2], 2)) + "," + str((int(bin_array[3], 2) << 8) + int(bin_array[4], 2)))
else:
# Timeout waiting for data, None is returned.
if DEBUG: print('Received no data!')
# sleep(1)
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def ble_ain():
#global t
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
print 'ble_main()'
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device,timeout_sec=5)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
# uart.write('Hello world!\r\n')
#print("Send request to device...")
#uart.write('r')
# Now wait up to one minute to receive data from the device.
print('Waiting up to 15 seconds to receive data from the device...')
received = uart.read(timeout_sec=15)
if received is not None:
wd='0x'
for i in reversed(received[0:8]):
print('Received: {0}'.format(ord(i)))
c=hex(ord(i))[2:]
if len(c)<2:
wd += '0'+c
else:
wd += c
print(wd)
t=w.decrypt(int(wd,16))
print(hex(t))
print("t-ul meu este")
print(t)
t1=hex(t)[2:]
a=0
b=2
wsend=''
for i in range(int(len(t1)/2)):
wsend += str(int(t1[a:b],16))
wsend+=';'
a+=2
b+=2
print(wsend)
wsSend(wsend)
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# create excel spreads
# book = xlwt.Workbook(encoding="utf-8")
# sheet1 = book.add_sheet("Sheet 1")
# for n in range(0,12) :
# sheet1.write(2, n, n + 1)
serverSocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
serverSocket.bind(('localhost', 10000))
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
print('PC should decide speed mode first.')
print('you can type ' r' whenever you want to reset.')
print(" type '1': regular mode")
print(" type '2': slow mode")
print(" type '3': fast mode")
speed = raw_input('-> ')
# print "you type ",speed
if speed == '1' or speed == '2' or speed == '3':
uart.write(speed)
sleep(1)
while speed != '1':
if speed == '2':
print "enter slow mode"
elif speed == '3':
print "enter fast mode"
else:
print "Error: you type wrong value"
speed = raw_input('-> ')
if speed == '1' or speed == '2' or speed == '3':
uart.write(speed)
print "enter regular mode"
# continue sweeping
uart.write('y')
state = 0
currVal = [0] * 12
maxCurrPath = 0
i = 3
while true:
# for n in range(0, 400) :
current_path = uart.read(timeout_sec=60)
currPath = ord(current_path) - ASCII_A
# stdin = sys.stdin.read()
# if ("\n" in stdin or "\r" in stdin):
# idx = 0
# firstSweep = 0 # flag after the first sweep
# pathChange = 0 # flag when found the best path
# initial_value = [0] * 12
# reset = 0 # flag after the first
# break
# file.read(2) read the first two characters and return it as a string
# if (idx == len(lines)):
# idx = 0
# Listen for data from UDP
# print("Waiting for packet...")
data, addr = serverSocket.recvfrom(2048)
print("Packet received!")
txInfoJSON = json.loads(data.decode("utf-8"))
txPowerLevel = txInfoJSON["txPowerLevel"]
txVoltage = txInfoJSON["txVoltage"]
txCurrent = txInfoJSON["txCurrent"]
txPower = txInfoJSON["txPower"]
print " current_path : ", currPath
print " txCurrent : ", txCurrent # currVal #test
print " "
# swipe and store state
if state == 0:
currVal[currPath - 1] = txCurrent
# sheet1.write(i, currPath - 1, txCurrent) #saving in excel file
# if (currPath == 11):
#print currVal #test
# if currPath == 1 and currVal[currPath - 1] >= 0.53 and currVal[currPath - 1] <= 0.56 :
# maxCurrPath = currPath
# print "path 1 detected!"
# state = 1
# elif currPath == 2 and currVal[currPath - 1] >= 0.53 and currVal[currPath - 1] <= 0.58 :
# print "path 2 detected"
# maxCurrPath = currPath
# state = 1
# # elif currPath == 3 and currVal[currPath - 1] <= 0.52 and currVal[currPath - 1] >= 0.48 :
# # print "path 3 detected"
# # maxCurrPath = currPath
# # state = 1
# elif currPath == 4 and currVal[currPath - 1] >= 0.42 and currVal[currPath - 1] <= 0.47 :
# print "path 4 detected"
# maxCurrPath = currPath
# state = 1
# elif currPath == 5 and currVal[currPath - 1] >= 0.5 and currVal[currPath - 1] <= 0.56 :
# print "path 5 detected"
# maxCurrPath = currPath
# state = 1
# elif currPath == 6 and currVal[currPath - 1] >= 0.45 and currVal[currPath - 1] <= 0.51 :
# print "path 6 detected"
# maxCurrPath = currPath
# state = 1
# elif currPath == 7 and currVal[currPath - 1] >= 0.51 and currVal[currPath - 1] <= 0.56 :
# print "path 7 detected"
# maxCurrPath = currPath
# state = 1
if currPath == 12:
i = i + 1
elif state == 1:
uart.write('x')
sleep(1)
# chr(ord('a') + 5)
uart.write(chr(ASCII_A + maxCurrPath))
print("enter x state, max path : ", maxCurrPath) #test
state = 2
# pause state
elif state == 2:
# print ("old current : ", currVal[currPath - 1], "new current : ", txCurrent) #test
# if currVal[currPath - 1] > txCurrent + 0.2 :
# print "value got changed!"
# state = 3
print "max path : ", maxCurrPath, "txCurrent : ", txCurrent #test
if maxCurrPath == 1 and txCurrent <= 0.45:
print "path 1 detected!"
state = 3
elif maxCurrPath == 2 and txCurrent <= 0.43:
print "path 2 detected"
state = 3
elif maxCurrPath == 3 and txCurrent >= 0.57:
print "path 3 detected"
state = 3
elif maxCurrPath == 4 and txCurrent <= 0.4:
print "path 4 detected"
state = 3
elif maxCurrPath == 5 and txCurrent <= 0.44:
print "path 5 detected"
state = 3
elif maxCurrPath == 6 and txCurrent <= 0.43:
print "path 6 detected"
state = 3
elif maxCurrPath == 7 and txCurrent <= 0.48:
print "path 7 detected"
state = 3
elif state == 3:
print "value got changed!"
uart.write('y')
sleep(2)
print("enter y state, current : ", txCurrent,
"current path : ", currPath) #test
state = 0
# idx += 1
# F.truncate()
# F.close()
# Now wait up to one minute to receive data from the device.
# print('Waiting up to 60 seconds to receive data from the device...')
# received = uart.read(timeout_sec=60)
# if received is not None:
# # Received data, print it out.
# print('Received: {0}'.format(received))
# else:
# # Timeout waiting for data, None is returned.
# print('Received no data!')
finally:
# book.save("path1-twopath.xls") # saving in excel
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
# uart.write('3')
# print("Sent '3' to the device (high speed).")
#
# print("delay for 5 second...")
# sleep(5) # Delay for 1 minute (60 seconds).
#
# uart.write('2')
# print("Sent '2' to the device (low speed).")
#
# print("delay for 5 second...")
# sleep(5) # Delay for 1 minute (60 seconds).
#
# uart.write('1')
# print("Sent '1' to the device (pause).")
# print("delay for 5 second...")
# sleep(5)
# print("done")
print('PC should decide speed mode first.')
print(" type '1': regular mode")
print(" type '2': slow mode")
print(" type '3': slow mode")
speed = raw_input('-> ')
print('you type ', speed)
uart.write(speed)
sleep(1)
uart.write('y')
firstSweep = 0
pathChange = 0
initial_value = [0] * 12
while True:
F = open(
"C:\\Users\\thaol\\capstoneLVAD\\BLE_PCtoBrd_Python\\receiver.txt",
"r+")
current_path = uart.read(timeout_sec=60)
if current_path is not None:
# Received data, print it out.
print('Received: {0}'.format(current_path))
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
break
# file.read(2) read the first two characters and return it as a string
receivedVoltage = F.read()
# First time running the program
if (current_path <= ('a' + 12) and firstSweep == 0):
initial_value[current_path - 1 - 'a'] = receivedVoltage
if (current_path == ('a' + 12)):
firstSweep = 1
if (firstSweep == 1):
if (receiveVoltage > initial_value[current_path - 1 - 'a'] + 2
or receiveVoltage <
initial_value[current_path - 1 - 'a'] - 2):
# initial_value[current_path - 1 - 'a'] = receiveVoltage
pathChange = 1
uart.write('x')
print("already found the best path")
sleep(5)
uart.write(current_path)
print("The best path to deliver power is: ", current_path)
sleep(5)
elif (pathChange == 1):
uart.write('y')
pathChange = 0
firstSweep = 0
F.truncate()
F.close()
# Now wait up to one minute to receive data from the device.
# print('Waiting up to 60 seconds to receive data from the device...')
# received = uart.read(timeout_sec=60)
# if received is not None:
# # Received data, print it out.
# print('Received: {0}'.format(received))
# else:
# # Timeout waiting for data, None is returned.
# print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
#uart.write('Hello world!\r\n')
#print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
print('Reading from MPU6050 sensor')
reader = UARTReader(uart)
inAir = False
numBounce = 0
for i in range(1000):
received = reader.readline()
if received is not None:
# Received data, print it out.
# print('{0}'.format(received))
data = received.split(",")
if (len(data) == 3):
fsr = int(data[0])
pitch = int(data[1])
roll = int(data[2])
# jumping logic
if (fsr > 200 and inAir):
inAir = False
numBounce += 1
print("Bounce %d" % (numBounce))
if (fsr < 200 and not inAir):
inAir = True
if (pitch < -20):
print("Right")
if (pitch > 20):
print("Left")
if (roll < -20):
print("Forward")
if (roll > 20):
print("Backward")
# print("FSR: %d, Pitch: %d, Roll: %d\n" %(fsr, pitch, roll))
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Grab lock before doing anything
grab_lock()
# get the default adapter
adapter = ble.get_default_adapter()
# start the adapter
adapter.power_on()
# clear cached data
ble.clear_cached_data()
# disconnect previous connections
UART.disconnect_devices()
# start scanning
adapter.start_scan()
print("Started Scanning")
# keep track of known_devices
known_devices = set()
while True:
# get the devices found
found = set(UART.find_devices())
# get difference between current and known
new = found - known_devices
# add new to known devices
known_devices.update(new)
# for each new device
for device in new:
print("Found {0} - {1}".format(device.name, device.id))
# check if the id is the adafruit
if device.id == "DE:85:BD:07:6F:29":
# if it matches stop scanning
adapter.stop_scan()
# connect to the device
device.connect()
# check if it has UART capabilities
UART.discover(device)
# initialize uart object to talk to the device
uart = UART(device)
# send the servo command
if sys.argv[1] == 'open':
# if response received
uart.write('cmd:open')
if sys.argv[1] == 'close':
# if response received
uart.write('cmd:close')
# read response
received = uart.read(timeout_sec=60)
if received is not None:
# print response
print('Received: {0}'.format(received))
# disconnect from device
UART.disconnect_devices()
# device.disconnect()
# power down adpater
adapter.power_off()
# remove lock file
os.remove(LOCK_FILE)
# sleep
time.sleep(60)
return
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
# Scan for UART devices.
print('Searching for UART device...')
try:
adapter.start_scan()
# Search for the first UART device found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
device = UART.find_device()
if device is None:
raise RuntimeError('Failed to find UART device!')
finally:
# Make sure scanning is stopped before exiting.
adapter.stop_scan()
print('Connecting to device...')
device.connect() # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
# Once connected do everything else in a try/finally to make sure the device
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
UART.discover(device)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(device)
# Write a string to the TX characteristic.
uart.write('Hello world!\r\n')
print("Sent 'Hello world!' to the device.")
# Now wait up to one minute to receive data from the device.
print('Waiting up to 60 seconds to receive data from the device...')
received = uart.read(timeout_sec=60)
if received is not None:
print received
hexd = received.decode("hex")
bytearray = array.array('B', hexd)
magnetometerX = struct.unpack( '>H', bytearray[0:2] )
magnetometerY = struct.unpack( '>H', bytearray[2:4] )
magnetometerZ = struct.unpack( '>H', bytearray[4:6] )
accX = struct.unpack( '<H', bytearray[6:8] )
accY = struct.unpack( '<H', bytearray[8:10] )
accZ = struct.unpack( '<H', bytearray[10:12] )
gyroX = struct.unpack( '>H', bytearray[12:14] )
gyroY = struct.unpack( '>H', bytearray[14:16] )
gyroZ = struct.unpack( '>H', bytearray[16:18] )
print "MAG: " + str(magnetometerX[0]) + "," + str(magnetometerY[0]) + "," + str(magnetometerZ[0])
print "ACCEL: " + str(accX[0]) + "," + str(accY[0]) + "," + str(accZ[0])
print "GYRO: " + str(gyroX[0]) + "," + str(gyroY[0]) + "," + str(gyroZ[0])
print "-----------------"
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
finally:
# Make sure device is disconnected on exit.
device.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART finalDevices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART finalDevices...')
UART.disconnect_devices()
# Scan for UART finalDevices.
print('Searching for UART finalDevice...')
finalDevice = None
gotDevice = False
adapter.start_scan()
while gotDevice is False:
try:
# Search for the first UART finalDevice found (will time out after 60 seconds
# but you can specify an optional timeout_sec parameter to change it).
finalDevices = set(UART.find_devices())
finally:
print("The list of finalDevices found is: ")
print(finalDevices)
for device in finalDevices:
print('Found UART: {0} [{1}]'.format(device.name, device.id))
if device.name == 'Chrestien':
finalDevice = device
gotDevice = True
print('found finalDevice')
time.sleep(1.0)
adapter.stop_scan()
print(finalDevice.name)
print('Connecting to finalDevice...')
finalDevice.connect(
) # Will time out after 60 seconds, specify timeout_sec parameter
# to change the timeout.
print(finalDevice)
# Once connected do everything else in a try/finally to make sure the finalDevice
# is disconnected when done.
try:
# Wait for service discovery to complete for the UART service. Will
# time out after 60 seconds (specify timeout_sec parameter to override).
print('Discovering services...')
print(finalDevice)
UART.discover(finalDevice)
# Once service discovery is complete create an instance of the service
# and start interacting with it.
uart = UART(finalDevice)
# Write a string to the TX characteristic.
#uart.write('Hello world!\r\n')
#print("Sent 'Hello world!' to the finalDevice.")
# Now wait up to one minute to receive data from the finalDevice.
print(
'Waiting up to 60 seconds to receive data from the finalDevice...')
received = uart.read(timeout_sec=10)
f = open('sketch_180403e/datat.txt', 'w+')
f.close()
while (True):
try:
if received is not None:
if (received == ' '):
continue
# Received data, print it out.
#print('Received: {0}'.format(received))
print(received)
f = open('sketch_180403e/datat.txt', 'a')
f.write(received)
f.flush()
f.close()
received = uart.read(timeout_sec=10)
else:
# Timeout waiting for data, None is returned.
print('Received no data!')
break
except KeyboardInterrupt:
print('KeyBoardIntererupt')
f.seek(0)
f.truncate()
finalDevice.disconnect()
received = uart.read(timeout_sec=10)
finally:
f = open('sketch_180403e/datat.txt', 'a')
f.seek(0)
f.truncate()
f.close()
# Make sure finalDevice is disconnected on exit.
print 'This is the'
print finalDevice
finalDevice.disconnect()
def main():
# Clear any cached data because both bluez and CoreBluetooth have issues with
# caching data and it going stale.
ble.clear_cached_data()
# Get the first available BLE network adapter and make sure it's powered on.
adapter = ble.get_default_adapter()
adapter.power_on()
print('Using adapter: {0}'.format(adapter.name))
# Disconnect any currently connected UART devices. Good for cleaning up and
# starting from a fresh state.
print('Disconnecting any connected UART devices...')
UART.disconnect_devices()
print('Searching for device...')
connected_to_peripheral = False
test_iteration = 0
while not connected_to_peripheral:
devices = scan_for_peripheral(adapter)
for peripheral in devices:
try:
print('-- iteration #{} --'.format(test_iteration))
print("peripheral: ", peripheral.name)
peripheral.connect(timeout_sec=10)
connected_to_peripheral = True
test_iteration += 1
except BaseException as e:
print("Connection failed: " + str(e))
time.sleep(1)
print("Retrying...")
global total_len, done_xfer, data_service, out
peripheral.discover([service_uuid], [count_uuid, rw_uuid, spp_data_uuid])
service = peripheral.find_service(service_uuid)
count = service.find_characteristic(count_uuid)
rw = service.find_characteristic(rw_uuid)
data_service = service.find_characteristic(spp_data_uuid)
read_val = rw.read_value()
print(service, count, rw, spp_data_uuid)
print("rw: ", read_val)
msg = f"Hello from my mac.\r\n"
data_service.write_value(msg.encode())
# num_records = int.from_bytes(count.read_value(), byteorder='little')
total_len = 0
done_xfer = False
out = b''
def received(data):
global total_len, done_xfer, data_service, out
out += data
packet_len = len(data)
total_len += packet_len
print(total_len, out.hex(), data.hex())
# print('Received {0} bytes total {1}'.format(packet_len, total_len))
if total_len >= 8:
print("Done with xfer")
data_service.stop_notify()
done_xfer = True
# Turn on notification of RX characteristics using the callback above.
print('Subscribing to spp_data characteristic changes...')
data_service.start_notify(received)
print("Send command to fetch data")
start = time.time()
rw.write_value(b'A')
while total_len<8:
# print("not done", done_xfer, total_len)
time.sleep(0)
stop = time.time()
ts = int.from_bytes(out[:4], byteorder='little')
overflow = int.from_bytes(out[4:], byteorder='little')
print("ts, overflow: ", ts, overflow)
print(f"start, stop, dt: {start:.2f}, {stop:.2f}, {stop-start:.3f}")
mean = (start+stop)/2
epochtime = int(mean)
delta = int((mean-epochtime)*1000)
ts = ts-delta
print("epoch, ts, ovflw", epochtime, ts, overflow)
msg_out = epochtime.to_bytes(4, byteorder='little')
msg_out += ts.to_bytes(4, byteorder='little')
msg_out += overflow.to_bytes(4, byteorder='little')
data_service.write_value(msg_out)
print('msg+out', msg_out, msg_out.hex())
rw.write_value(b'O')
read_val = rw.read_value()
print("rw: ", read_val)
