def _connect(cfg, mqtt_client):
address = cfg['address']
read_services = cfg['read']
write_services = cfg.get('write', None)
try:
print('Attempting to connect to host {}'.format(address))
p = btle.Peripheral(address, "random")
except btle.BTLEException:
print("Failed to connect to host {}".format(address))
return None
print("Connected to {}".format(address))
chars_dict = dict()
for svname, service in read_services.items():
for chname, ch in service['characteristics'].items():
chdev = enable_notify(p, service['UUID'], ch['UUID'])
print('Notification enabled on {} '
'for service {}'.format(ch['UUID'], service['UUID']))
chars_dict[chdev.getHandle()] = ch
print('Characteristic {} on service {} is registered as name \''
'{}\''.format(ch['UUID'], service['UUID'], ch['mqtt_topic']))
if write_services is not None:
for svname, service in write_services.items():
service_handle = p.getServiceByUUID(service['UUID'])
for chname, ch in service['characteristics'].items():
write_char = service_handle.getCharacteristics(ch['UUID'])
ch['write_char'] = write_char[0]
print(
'Characteristic {} on service write enabled on {}'.format(
ch['UUID'], service['UUID'], ch['mqtt_topic']))
p.setDelegate(BTLEDelegate(chars_dict, mqtt_client, True))
cfg['periferal'] = p
return p
def connectproc(self):
prevstate = self.connected
self.conninprogress = True
try:
misc.addLog(
rpieGlobals.LOG_LEVEL_INFO, "BLE connection initiated to " +
str(self.taskdevicepluginconfig[0]))
self.BLEPeripheral = btle.Peripheral(
str(self.taskdevicepluginconfig[0]))
self.connected = True
self.afterconnection()
except:
self.setdisconnectstate() # disconnected!
self.conninprogress = False
self.isconnected()
publishchange = (self.connected != prevstate)
if self.connected:
self.set_value(2, self.connected, publishchange)
else:
self.set_value(1, 0, False)
self.set_value(2, 0, publishchange, suserssi=-100, susebattery=0)
misc.addLog(
rpieGlobals.LOG_LEVEL_ERROR,
"BLE connection failed " + str(self.taskdevicepluginconfig[0]))
return False
if self.connected and self.handshake:
misc.addLog(
rpieGlobals.LOG_LEVEL_INFO,
"BLE connected to " + str(self.taskdevicepluginconfig[0]))
self.waitnotifications = True
while self.waitnotifications:
try:
self.BLEPeripheral.waitForNotifications(0.5)
except Exception as e:
self.waitnotifications = False
self.setdisconnectstate() # disconnected!
self.setdisconnectstate(False) # disconnected!
def setblerequest(status, devicemac, bleHandle, bleValue):
# Send the BLE request code via bluetooth to the valve
global deviceblelock
if trace:
print("Connecting " + devicemac + "...")
if deviceblelock == False:
deviceblelock = True
try:
device = btle.Peripheral(str(devicemac))
bleValueByte = bleValue.encode('utf-8')
device.writeCharacteristic(0x0073, bleValueByte, withResponse=True)
except btle.BTLEDisconnectError:
print(
"Connection error when sending BLE message to valve (BTLEDisconnectError)"
)
pass
if trace:
print("Wait " + str(waittime) + " seconds...")
time.sleep(int(waittime))
device.disconnect()
deviceblelock = False
else:
time.sleep(5)
setblerequest(status, devicemac, bleHandle, bleValue)
def __enter__(self):
"""
Context manager __enter__ for connecting the device
:rtype: btle.Peripheral
:return:
"""
conn_state = "conn"
if self._conn:
# connection active, check if still connected
try:
conn_state = self._conn.getState()
except (btle.BTLEInternalError, btle.BTLEDisconnectError):
# connection not active, set _conn object to None
self._conn = None
if self._conn is None or conn_state != "conn":
# no active connection, connect now
self._conn = btle.Peripheral()
self._conn.withDelegate(self)
_LOGGER.debug("Trying to connect to %s", self._mac)
self.connect(self._iface)
_LOGGER.debug("Connected to %s", self._mac)
return self
def getTemp(device):
peripheralDevice = device
randomAddress = 'random'
print('[i] Connecting to {}'.format(peripheralDevice))
try:
p = btle.Peripheral(peripheralDevice, randomAddress)
except btle.BTLEDisconnectError:
print('[w] Your BTLE device is not connected')
print('[i] Quitting the program')
exit(1)
# for svc in p.getServices():
# print(f"Services : {svc.uuid.get}")
svc = p.getServiceByUUID('e95d6100-251d-470a-a062-fa1922dfa9a8')
temperature = svc.getCharacteristics(
"e95d9250-251d-470a-a062-fa1922dfa9a8")[0]
print('[i] End of the connection...')
t = temperature.read()
#a = accelerometer.read()
#print("Temperature: {}".format(ord(t)))
p.disconnect()
return ord(t)
def InitPeripheralConnection(obj, address):
global PeripheralConnection
global PeripheralAddrName
global SensorThread
global lock_periphal
global lock_CharRead
tries = 0
#lock_periphal.acquire()
try:
while not PeripheralAddrName and not PeripheralConnection and tries < 10:
#print( "connecting to %s ...." % (address))
try:
if SensorThread:
#print("Found SensorThread. Killing...")
SensorThread.running = False
time.sleep(5)
PeripheralConnection = btle.Peripheral(address, addrType=btle.ADDR_TYPE_PUBLIC)
#print("PeripheralConnection=%s" % (str(PeripheralConnection)))
SensorThread = BLE_ReadSensorValues(PeripheralConnection, 4.5)
SensorThread.start()
PeripheralAddrName = address
time.sleep(3)
except Exception as e:
if SensorThread:
SensorThread.running = False
#print("InitPeripheralConnection::Couldn't connect::", str(e))
tries += 1
#print("connection attempt %d (%s)" % (tries + 1, str(obj)))
time.sleep(1)
finally:
pass
def get_services(self, device):
print(f"{device.addr} - attempting to fetch services")
if not device.connectable:
# Device is not currently in connectable state
print(
f"{device.addr} - services could not be fetched (not connectable)"
)
return []
try:
# Connect to the device and fetch services
peripheral = btle.Peripheral(device)
services = peripheral.getServices()
if services is None:
# Device has no services
print(f"{device.addr} - has no services")
return []
services_dict = []
for service in services:
# Get characteristics of service
services_dict.append({
"uuid":
service.uuid.getCommonName(),
"characteristics":
self.get_characteristics(service)
})
print(f"{device.addr} - fetched {len(services_dict)} services")
return services_dict
except btle.BTLEDisconnectError as exception:
print(
f"{device.addr} - services could not be fetched ({exception})")
return []
def sens_th1(mac):
try:
peripheral = btle.Peripheral(mac)
characteristic = peripheral.readCharacteristic(0x28)
(temp, humid, unknown1, unknown2,
unknown3) = struct.unpack('<hhBBB', characteristic)
sensorValue = {
'created': getTimeSTR(),
'Temperature': temp / 100,
'Humidity': humid / 100,
'external': unknown1,
'unknown2': unknown2,
'unknown3': unknown3,
'RAW': characteristic,
}
return sensorValue
except btle.BTLEException as e:
logging.warning("[sens_th1] bulepy Exception:{}" + format(e))
return None
except Exception as e:
logging.error("[sens_th1] Eception :{}" + format(e))
return None
def __init__(self, deviceAddress):
btle.DefaultDelegate.__init__(self)
# Address type must be "random" or it won't connect.
self.peripheral = btle.Peripheral(deviceAddress, btle.ADDR_TYPE_RANDOM)
self.peripheral.setDelegate(self)
self.seq = 0
# Attribute UUIDs are identical to Ollie.
self.antidos = self.getSpheroCharacteristic('2bbd')
self.wakecpu = self.getSpheroCharacteristic('2bbf')
self.txpower = self.getSpheroCharacteristic('2bb2')
self.roll = self.getSpheroCharacteristic('2ba1')
self.notify = self.getSpheroCharacteristic('2ba6')
# This startup sequence is also identical to the one for Ollie.
# It even uses the same unlock code.
print 'Sending antidos'
self.antidos.write('011i3', withResponse=True)
print 'Sending txpower'
self.txpower.write('\x0007', withResponse=True)
print 'Sending wakecpu'
self.wakecpu.write('\x01', withResponse=True)
def __init__(self, deviceAddress):
btle.DefaultDelegate.__init__(self)
self.curCoords = b'\x00\x00'
self.startCoords = b'\x0c\xfb'
self.endCoords = b'\xf5\x1d'
self.panStatus = ""
self.peripheral = btle.Peripheral(deviceAddress, btle.ADDR_TYPE_PUBLIC)
self.peripheral.setDelegate(self)
for svc in self.peripheral.services:
print str(svc)
self.service = self.peripheral.getServiceByUUID("0000fee9-0000-1000-8000-00805f9b34fb") #Quintic
self.characteristic = self.service.getCharacteristics()
for cha in self.characteristic:
print str(cha)
print "Notifications enabled"
self.peripheral.writeCharacteristic(0x33, struct.pack('<BB', 0x01, 0x00), withResponse=True)
self.peripheral.writeCharacteristic(0x30, struct.pack('<BB', 0x01, 0x00), withResponse=True)
print "Device name:"
hexdump(self.peripheral.readCharacteristic(0x0003))
uuidWrite = btle.UUID("d44bc439-abfd-45a2-b575-925416129600") #44, 0x2C
uuidRead = btle.UUID("d44bc439-abfd-45a2-b575-925416129601") #47, 0x2F
uuid = btle.UUID("d44bc439-abfd-45a2-b575-925416129610") #50, 0x32
self.chaWrite = self.service.getCharacteristics(uuidWrite)[0]
self.chaRead = self.service.getCharacteristics(uuidRead)[0]
self.cha = self.service.getCharacteristics(uuid)[0]
def device_add_command(address, addr_type):
"""Adds the device but does not connect to it.
Arguments:
address (str): The MAC address of the device.
"""
try:
# check the mac address
if is_valid_address(address):
global devices
# check that the device exists
if address not in devices:
# check the address type
if addr_type == btle.ADDR_TYPE_PUBLIC or addr_type == btle.ADDR_TYPE_RANDOM:
devices[address] = btle.Peripheral(address=address)
else:
click.secho('Cannot add device, device address type {} not valid!'.format(addr_type), fg='red')
else:
click.secho('Command cannot be run. Device {} already exists!'.format(address), fg='red')
else:
click.secho('Command cannot be run. Device MAC {} not valid!'.format(address), fg='red')
except btle.BTLEException as e:
click.secho('A BTLEException has occured!\n{}'.format(e), fg='red')
def read_data(address):
print("Connecting to", address)
data = ''
tries = 5
while tries > 0:
try:
tries -= 1
dev = btle.Peripheral(address)
service = dev.getServiceByUUID(btle.UUID(SVC_UUID))
for svc in dev.services:
print(str(svc))
for ch in service.getCharacteristics():
print(str(ch))
idsChrc = service.getCharacteristics(btle.UUID(DEV_IDS_CHR))[0]
attrChrc = service.getCharacteristics(btle.UUID(DEV_ATTR_CHRC))[0]
idsBytes = idsChrc.read()
attrBytes = attrChrc.read()
ids = bytes(idsBytes)
attrs = bytes(attrBytes).decode('utf-8')
print("ids, attrs", ids, attrs)
break
except Exception as e:
print(e)
return data
def __init__(self, mac, mesh_name="unpaired", mesh_password="******"):
"""
Args :
mac: The light's MAC address as a string in the form AA:BB:CC:DD:EE:FF
mesh_name: The mesh name as a string.
mesh_password: The mesh password as a string.
"""
self.mac = mac
self.mesh_id = 0
self.btdevice = btle.Peripheral()
self.session_key = None
self.command_char = None
self.mesh_name = mesh_name.encode()
self.mesh_password = mesh_password.encode()
# Light status
self.white_brightness = None
self.white_temp = None
self.color_brightness = None
self.red = None
self.green = None
self.blue = None
self.mode = None
self.status = None
def getInfo(self):
# if properties=='READ', readType and readMsg
info = {
} # {service1:{chara1:[handle, properties, readType, readMsg], chara2}}
try:
d = btle.Peripheral(self.addr, self.addrType)
except:
return 1
try:
for ser in d.getServices():
dict1 = {}
for chara in ser.getCharacteristics():
list1 = []
list1.append(str(chara.getHandle()))
list1.append(chara.propertiesToString())
if (chara.supportsRead()):
list1.append(type(chara.read()))
list1.append(chara.read())
dict1[str(chara)] = list1
info[str(ser)] = dict1
except:
return 2
d.disconnect()
return info
def main():
# get args
args = get_args()
print("Connecting…")
nano_sense = btle.Peripheral(args.mac_address)
print("Discovering Services…")
_ = nano_sense.services
environmental_sensing_service = nano_sense.getServiceByUUID("181A")
print("Discovering Characteristics…")
_ = environmental_sensing_service.getCharacteristics()
updateTime = read_updateTime(environmental_sensing_service)
while True:
print("\n")
read_temperature(environmental_sensing_service)
read_humidity(environmental_sensing_service)
read_pressure(environmental_sensing_service)
#read_color(environmental_sensing_service)
time.sleep(updateTime) # transmission frequency set on IoT device
def connect(self):
#self.ble_device.connect()
#print(self.ble_device)
self.conn = btle.Peripheral(self.ble_device, btle.ADDR_TYPE_RANDOM)
logger.debug("Attempting to discover characteristics...")
#self.ble_device.discover([UART_SERVICE_UUID], [TX_CHAR_UUID, RX_CHAR_UUID])
#conn = btle.Peripheral(self.ble_device, btle.ADDR_TYPE_RANDOM)
# Find the UART service and its characteristics.
self.uart = self.conn.getServiceByUUID(UART_SERVICE_UUID)
self.rx = self.uart.getCharacteristics(RX_CHAR_UUID)[0]
self.tx = self.uart.getCharacteristics(TX_CHAR_UUID)[0]
# Turn on notification of RX characteristics using the callback above.
logger.debug('Subscribing to RX characteristic changes...')
#self.rx.write(struct.pack('<bb',0x01,0x00)) # doesn't work. not sure why
#conn.writeCharacteristic(handle=self.rx.getHandle(),val=struct.pack('<bb', 0x00, 0x00))
CONFIG_HANDLE = 0x000c
self.conn.writeCharacteristic(handle=CONFIG_HANDLE,
val=struct.pack('<bb', 0x01, 0x00))
self.conn.setDelegate(SimpleDelegate(bleconn=self))
def read(self):
if (datetime.now() - timedelta(seconds=self.timeout) >
self._last_read) and (self.busy == False):
self._last_read = datetime.now()
try:
self.busy = True
peripheral = btle.Peripheral(self.address)
peripheral.writeCharacteristic(_HANDLE_WRITE_MODE_CHANGE,
_DATA_MODE_CHANGE,
withResponse=True)
received_bytes = bytearray(
peripheral.readCharacteristic(_HANDLE_READ_SENSOR_DATA))
# print("ble read ",received_bytes) # DEBUG!
self._temperature, self._light, self._moisture, self._conductivity = unpack(
'<hxIBhxxxxxx', received_bytes)
self._temperature = float(self._temperature) / 10.0
peripheral.disconnect()
self.busy = False
return True
except Exception as e:
print(e)
self.busy = False
return False
def __init__(self,addr):
self.address=addr
self.dev=btle.Peripheral(self.address,u'random')
self.position=0.0
self.velocity=0.0
self.torque=0.0
self.accel_x=0.0
self.accel_y=0.0
self.accel_z=0.0
self.temp=0
self.gyro_x=0
self.gyro_y=0
self.gyro_z=0
for v in self.dev.getCharacteristics():
if v.uuid==u'f1400001-8936-4d35-a0ed-dfcd795baa8c':
self.motor_control_handle=v.getHandle()
if v.uuid==u'f1400003-8936-4d35-a0ed-dfcd795baa8c':
self.motor_led_handle=v.getHandle()
if v.uuid==u'f1400004-8936-4d35-a0ed-dfcd795baa8c':
self.motor_measurement_handle=v.getHandle()
if v.uuid==u'f1400005-8936-4d35-a0ed-dfcd795baa8c':
self.motor_imu_measurement_handle=v.getHandle()
if v.uuid==u'f1400006-8936-4d35-a0ed-dfcd795baa8c':
self.motor_settings_handle=v.getHandle()
def get_data(self, now=None):
try:
from bluepy import btle
p = btle.Peripheral(self.address)
#self.name = ''.join(map(chr, p.readCharacteristic(0x3)))
#self.firmware = ''.join(map(chr, p.readCharacteristic(0x24)))
if self.last_battery is None or (
utcnow() - self.last_battery).seconds >= 3600:
self.battery = p.readCharacteristic(0x18)[0]
self.last_battery = utcnow()
delegate = XiomiHygroThermoDelegate()
p.withDelegate(delegate)
p.writeCharacteristic(0x10, bytearray([1, 0]), True)
while not delegate.received:
p.waitForNotifications(30.0)
self.temperature = delegate.temperature
self.humidity = delegate.humidity
ok = True
except Exception as ex:
if isinstance(ex, btle.BTLEException):
_LOGGER.warning("BT connection error: {}".format(ex))
else:
_LOGGER.error("Unexpected error: {}".format(ex))
ok = False
for i in [0, 1]:
changed = self.entities[i].set_state(
ok, self.battery,
self.temperature if i == 0 else self.humidity)
if (not now is None) and changed:
self.entities[i].async_schedule_update_ha_state()
from bluepy import btle
battery_handle = 0x0011
def get_battery(peripheral):
"""
returns the battery level of the myo
"""
return peripheral.readCharacteristic(battery_handle)
if __name__ == "__main__":
per = btle.Peripheral("EF:CD:C9:EA:16:6C")
print get_battery(per)
from bluepy import btle
btle_device = btle.Peripheral("00:13:AA:00:2A:9F")
for service in btle_device.services:
print(str(service))
print("Data received")
#Get currente datetime
now = datetime.datetime.now()
#Is file exist, open it, create if not
filename = now.strftime("%m-%y") + "_log.txt"
#Open file in append mode
file = open(filename, 'a')
#Decide data
decoded = data.decode('utf-8')
#Write data with format a0,b0,...z0;a1,b1,..,z1;a2,b2,..,z2
writer = file.write(decoded + ';')
BLELADDR = str("D4:36:39:67:7F:2A")
p = btle.Peripheral(BLELADDR)
p.withDelegate(ReadDelegate())
#Infinity loop
while True:
#Notification will be handled ever Data received
while p.waitForNotifications(1):
pass
#Disconnect
p.disconnect()
def __init__(self):
self.dev = btle.Peripheral(iface=0)
print(self.dev.iface)
def do_decode_pcap(self, args):
"""
Creates a FIFO pipe at /tmp/pipe by default (or this can be specified). Stream an input PCAP format to parse the BTLE data:
> decode_pcap
> decode_pcap /tmp/pipe
For PCAP format (especially when using FIFO with Btlejack) use the 'll_phdr' format within the tool itself. E.g.:
> btlejack -c <BDADDRESS> -w /tmp/pipe -x ll_phdr
Or use a static PCAP file as an input (this will also parse out the Write/Read commands and Handles):
> decode_pcap /home/user/test.pcap
The supplemental arguments available are as follows:
-a : Displays both inbound and outbound packets (Default: Outbound)
-x : Displays data as raw hex rather than a decoded format
-w : Add the Write commands to the internal storage for later replay via 'writeblk x'
-r : Replay directly during PCAP parsing (Only via static PCAP file input) - Infers -w
"""
filename = self.FIFO
fifo_scapy = False
decode_val = True
_view_response = False
self._pcap_add_write_blk = False
_replay = False
args = shlex.split(args)
for arg in args:
if re.match('([/][\w\d]{1,})', arg) or re.match(
'^((.+)\/([^/]+))$', arg):
filename = arg
continue
elif arg == "-x":
decode_val = False
self.pp.info("Displaying Raw Hex")
continue
elif arg == "-a":
_view_response = True
self.pp.info("Displaying Inbound and Outbound")
elif arg == "-w":
self._pcap_add_write_blk = True
elif arg == "-r":
self._pcap_add_write_blk = True
_replay = True
if decode_val:
self.pp.info("Decoding BLE Data")
if not _view_response:
self.pp.info("Displaying Outbound Only")
if args:
if re.match('([/][\w\d]{1,})',
filename) and ".pcap" not in filename:
self.pp.info(f"Parsing PCAP via FIFO: {filename}")
self.FIFO = filename
fifo_scapy = True
elif ".pcap" in filename:
self.pp.info(f"Parsing PCAP as file: {filename}")
fifo_scapy = False
if fifo_scapy or not args:
if os.path.exists(filename):
self.pp.info(f"Using FIFO Pipe: {self.FIFO}")
else:
self.pp.info(f"Creating FIFO Pipe: {self.FIFO}")
try:
self.make_pipe()
except:
try:
self.destroy_pipe()
self.make_pipe()
except:
self.pp.error(
f"Error: Unable to make pipe: {self.FIFO}")
return
self.pp.info("FIFO opened")
fifo = open(filename, "rb", buffering=0)
self._decode_pcap_fifo = True
self.pp.ok("Opcode Command : Handle : Data")
while True:
try:
for pkt in (PcapReader(fifo)):
try:
self.parse_pcap(pkt, decode_val, _view_response)
except:
continue
except:
self.pp.info("Exited Decoder")
self.destroy_pipe()
if self._target_changed_pcap_decode and self._pcap_add_write_blk:
self.pp.ok(f"Set new target as {self._target}")
return
else:
self._decode_pcap_fifo = False
self.pp.ok("Opcode Command : Handle : Data")
for pkt in PcapReader(filename):
self.parse_pcap(pkt, decode_val, _view_response)
if self._target_changed_pcap_decode and self._pcap_add_write_blk:
self.pp.ok(f"Set new target as {self._target}")
if _replay:
try:
_device = btle.Peripheral(self._target,
addrType=self._hci_type,
iface=int(self._interface))
except:
self.pp.error("Error: Unable to connect")
return
for x in self._block_data:
self.pp.info(f"Sending write cmd: {x}")
self.write(x, _device)
if data[0] == 'I':
print("Interaction Code: %s" % payload[0])
else:
print("handleNotification handle 0x%04X unknown" % (cHandle))
notifOn = b"\x01\x00"
notifOff = b"\x00\x00"
gf_ble_mac = "BB:A0:50:03:31:19"
GATTUUID = "0000cdd0-0000-1000-8000-00805f9b34fb"
WRITEUUID = "0003cdd2-0000-1000-8000-00805f9b0131"
NOTIFYUUID = "0003cdd1-0000-1000-8000-00805f9b0131"
print("Connecting to BLE device MAC: " + gf_ble_mac)
per = btle.Peripheral(gf_ble_mac)
services = per.getServices()
services[2].getCharacteristics(WRITEUUID)
gfService = per.getServiceByUUID(GATTUUID)
writechar = gfService.getCharacteristics(WRITEUUID)[0]
writehandle = gfService.getCharacteristics(WRITEUUID)[0].getHandle()
notifychar = gfService.getCharacteristics(NOTIFYUUID)[0]
notifyhandle = gfService.getCharacteristics(NOTIFYUUID)[0].getHandle()
per.withDelegate(MyDelegate(notifyhandle))
print("Enabling notifications...")
char = per.getCharacteristics(uuid=NOTIFYUUID)[0]
ccc_desc = char.getDescriptors(forUUID=0x2902)[0]
ccc_desc.write(notifOn, withResponse=True)
print("\tDone")
per.waitForNotifications(0.5)
def do_writeblk(self, args):
"""
Enter multiple 'write' commands as 'Handle Data':
> write
> 0x1e 5468697349736154657374
> 0x09 5468697349736154657374
> 0xa3 5468697349736154657374
> end
Note: If you suffix the command with 'string' this will be converted to a hex string:
> write
> 0x1e 5468697349736154657374
> 0x09 'ThisIsATest' string
> 0xa3 5468697349736154657374
> end
Alternatively, if you've already run a block previously, you can re-run this by sending the 'x' argument:
> write -x
"""
_send_stored_block = False
_send_repeat = False
args = shlex.split(args)
for arg in args:
if arg == "-x":
_send_stored_block = True
if _send_stored_block is False:
self._block_data = []
_block_input = ""
self.pp.info(
"Enter one command per line as 'handle data' and then 'end' to finish. E.g: 0x1e 305721e4a290 "
)
while True:
_block_input = input()
if _block_input.lower() != "end":
self._block_data.append(_block_input)
else:
self.pp.info("Write command input finished!")
_send_stored_block = True
break
if len(self._block_data) > 0 and _send_stored_block:
self.pp.info("Sending previous block of write commands...")
self.pp.info("Connecting...")
try:
_device = btle.Peripheral(self._target,
addrType=self._hci_type,
iface=int(self._interface))
except:
self.pp.error("Error: Unable to connect")
return
self.pp.ok(f"Connected to {self._target}")
for x in self._block_data:
self.pp.info(f"Sending write cmd: {x}")
self.write(x, _device)
self.pp.ok("Commands sent")
else:
self.pp.warn("No write commands specified")
def do_scan(self, args):
"""
Perform a BLE scan for devices within range. Optional argument is a timeout for scan time:
> scan
> scan 3
> scan 20
"""
if not self._interface:
return
# Set scanner timeout - default 5 seconds
if args:
_timeout = int(args)
else:
_timeout = 2
# Start scanner
self.pp.info("Starting BLE scan...")
scanner = btle.Scanner(self._interface)
try:
self._devices = scanner.scan(timeout=_timeout)
except:
self.pp.error(
f"Error: Can't connect to Bluetooth interface hci{self._interface}"
)
return
self.pp.ok("Scan complete!")
self.pp.info(
f"Identifying device names for {str(len(self._devices))} devices.."
)
_headerrow = [
'Bluetooth Address', 'Device Name', 'RSSI', 'Connectable',
'Address Type'
]
self._targetcompletions = []
_rows = []
self._disc_devices = []
for x in self._devices:
_address = x.addr
_rssi = x.rssi
if _rssi > -50:
_rssi = self.pp.green(str(_rssi))
elif _rssi <= -50 and _rssi > -65:
_rssi = self.pp.yellow(str(_rssi))
else:
_rssi = self.pp.red(str(_rssi))
_type = x.addrType
if x.connectable == 1 or x.connectable == "1":
_connect = True
_connect_str = self.pp.green("True")
else:
_connect = False
_connect_str = self.pp.red("False")
# Attempt to read Device Name
if _connect and _type.lower().strip() == "public":
try:
_device = btle.Peripheral(_address,
addrType=self._hci_type,
iface=int(self._interface))
_device_name = _device.readCharacteristic(0x3).decode(
"utf-8")
_device.disconnect()
except:
_device_name = ""
else:
_device_name = ""
_row = [_address, _device_name, _rssi, _connect_str, _type]
self._targetcompletions.append(_address)
_rows.append(_row)
self._disc_devices.append(_row)
self.displayDevices("")
for x in range(0, len(device_addr)):
os.system("sudo hciconfig hci0 down")
time.sleep(1)
os.system("sudo hciconfig hci0 up")
time.sleep(1)
print("connecting to %s ... " % (device_addr[x]))
textout = open("/home/pi/temp_log.txt", "a")
textout.write("\nconnecting to %s at " % device_addr[x])
textout.write(now.strftime("%m-%d-%Y %H:%M") + "\n")
try:
dev = btle.Peripheral(device_addr[x], "random")
dev.setDelegate(MyDelegate())
print("connected")
service_uuid = btle.UUID(BLE_SERVICE_UUID)
ble_service = dev.getServiceByUUID(service_uuid)
uuidConfig = btle.UUID(BLE_CHARACTERISTIC_UUID)
data_chrc = ble_service.getCharacteristics(uuidConfig)[0]
data_chrc = data_chrc.valHandle + 1
dev.writeCharacteristic(data_chrc, "\x01\x00")
time.sleep(1.0) # Allow sensor to stabilise
while True:
print(
"Offset calibration and 2 Point calibration can't be used together"
)
os._exit(1)
if not args.name:
args.name = args.device
if args.callback:
dataThread = threading.Thread(target=thread_SendingData)
dataThread.start()
signal.signal(signal.SIGINT, signal_handler)
if args.device:
p = btle.Peripheral()
cnt = 0
connected = False
#logging.basicConfig(level=logging.DEBUG)
logging.basicConfig(level=logging.ERROR)
logging.debug("Debug: Starting script...")
pid = os.getpid()
bluepypid = None
unconnectedTime = None
connectionLostCounter = 0
watchdogThread = threading.Thread(target=watchDog_Thread)
watchdogThread.start()
logging.debug("watchdogThread started")
def _connect(self):
logging.info("Connecting...")
self.conn = btle.Peripheral(self.device_mac, btle.ADDR_TYPE_RANDOM)
#self.conn.setSecurityLevel("medium")
logging.info("Connected...")
self._enable()
