def __init__(self, parent):
"""
Perform preliminary init of all child classes, DB, etc.
"""
# make sure GPSd is running. init the gpsd class, make sure were getting data
# connect to the OBD interface, init it, get some sample data
# init the database or flat file, wherever we put our data
# assuming both of those worked, return true/ok/whatever
# setup a filename for this data
dt = datetime.now()
s = dt.strftime("%Y-%m-%d_%H-%M-%S")
self.DATA_FILE_NAME = "obdlog_" + s + ".csv"
# set data path
if self.DATA_FILE_PATH == "":
self.DATA_FILE_PATH = os.path.expanduser("~")
# intialize SunSPOT
self.accelQueue = TuxTruck_Thread_Queue(3)
self.accel = TuxTruck_OBDlog_SunSPOT_Reader(self, self.accelQueue, self.SUNSPOT_PORT)
# initialize the GPS
self.gpsQueue = TuxTruck_Thread_Queue(3)
self.gps = TuxTruck_OBDlog_GPS(self, self.gpsQueue)
# initialize the OBD reader
self.obdQueue = TuxTruck_Thread_Queue(3)
self.obd = TuxTruck_OBDlog_OBDreader(self, self.obdQueue, self.ELMSCAN_PORT)
# initialize the LCD
self.lcdQueue = TuxTruck_Thread_Queue(3)
if os.path.exists(self.LCD_PORT) and os.access(self.LCD_PORT, os.W_OK):
self.lcd = TuxTruck_OBDlog_LCD(self, self.lcdQueue, self.LCD_PORT)
else:
print "LCD Port " + self.LCD_PORT + " does not exist or is not writable."
def __init__(self, parent):
"""
Perform preliminary init of all child classes, DB, etc.
"""
# make sure GPSd is running. init the gpsd class, make sure were getting data
# connect to the OBD interface, init it, get some sample data
# init the database or flat file, wherever we put our data
# assuming both of those worked, return true/ok/whatever
# setup a filename for this data
dt = datetime.now()
s = dt.strftime("%Y-%m-%d_%H-%M-%S")
self.DATA_FILE_NAME = "obdlog_" + s + ".csv"
# set data path
if self.DATA_FILE_PATH == "":
self.DATA_FILE_PATH = os.path.expanduser("~")
# intialize SunSPOT
self.accelQueue = TuxTruck_Thread_Queue(3)
self.accel = TuxTruck_OBDlog_SunSPOT_Reader(self, self.accelQueue,
self.SUNSPOT_PORT)
# initialize the GPS
self.gpsQueue = TuxTruck_Thread_Queue(3)
self.gps = TuxTruck_OBDlog_GPS(self, self.gpsQueue)
# initialize the OBD reader
self.obdQueue = TuxTruck_Thread_Queue(3)
self.obd = TuxTruck_OBDlog_OBDreader(self, self.obdQueue,
self.ELMSCAN_PORT)
# initialize the LCD
self.lcdQueue = TuxTruck_Thread_Queue(3)
if os.path.exists(self.LCD_PORT) and os.access(self.LCD_PORT, os.W_OK):
self.lcd = TuxTruck_OBDlog_LCD(self, self.lcdQueue, self.LCD_PORT)
else:
print "LCD Port " + self.LCD_PORT + " does not exist or is not writable."
class TuxTruck_OBDlog_Main():
"""
Master class that handles all OBD logging functions.
"""
#
# CONFIGURATION
#
ELMSCAN_PORT = "/dev/ttyS0" # path to the serial port for the ElmScan
#SUNSPOT_PORT = "/dev/ttyACM0" # path to the SunSPOT
SUNSPOT_PORT = "/tmp/accelfifo" # path to the SunSPOT # DEBUG
LCD_PORT = "/dev/ttyUSB0" # path to the LCD display
DATA_INTERVAL = 0.5 # interval at which to collect data, in seconds (float)
DATA_FILE_NAME = "" # what to call the data file
DATA_FILE_PATH = "/home/jantman/" # where to put the data file
# tell threads to die if killed...
KILLED = False
# Queues
gpsQueue = None # queue for the GPSd data
obdQueue = None # queue for the OBD data
accelQueue = None # queue for the accelerometer (SunSPOT) data
lcdQueue = None # queue going to LCD
# data source objects
gps = None # the TuxTruck_OBDlog_gpsd object
obd = None # the TuxTruck_OBDlog_obd object
accel = None # the TuxTruck_OBDlog_accel object
# output objects
lcd = None # the CrystalFontz LCD thread
def __init__(self, parent):
"""
Perform preliminary init of all child classes, DB, etc.
"""
# make sure GPSd is running. init the gpsd class, make sure were getting data
# connect to the OBD interface, init it, get some sample data
# init the database or flat file, wherever we put our data
# assuming both of those worked, return true/ok/whatever
# setup a filename for this data
dt = datetime.now()
s = dt.strftime("%Y-%m-%d_%H-%M-%S")
self.DATA_FILE_NAME = "obdlog_" + s + ".csv"
# set data path
if self.DATA_FILE_PATH == "":
self.DATA_FILE_PATH = os.path.expanduser("~")
# intialize SunSPOT
self.accelQueue = TuxTruck_Thread_Queue(3)
self.accel = TuxTruck_OBDlog_SunSPOT_Reader(self, self.accelQueue,
self.SUNSPOT_PORT)
# initialize the GPS
self.gpsQueue = TuxTruck_Thread_Queue(3)
self.gps = TuxTruck_OBDlog_GPS(self, self.gpsQueue)
# initialize the OBD reader
self.obdQueue = TuxTruck_Thread_Queue(3)
self.obd = TuxTruck_OBDlog_OBDreader(self, self.obdQueue,
self.ELMSCAN_PORT)
# initialize the LCD
self.lcdQueue = TuxTruck_Thread_Queue(3)
if os.path.exists(self.LCD_PORT) and os.access(self.LCD_PORT, os.W_OK):
self.lcd = TuxTruck_OBDlog_LCD(self, self.lcdQueue, self.LCD_PORT)
else:
print "LCD Port " + self.LCD_PORT + " does not exist or is not writable."
def run(self):
"""
Once init is finished, start logging...
"""
DATA_FILE = open(self.DATA_FILE_PATH + "/" + self.DATA_FILE_NAME, "w")
self.accel.start()
self.gps.start()
self.obd.start()
if self.lcd != None:
self.lcd.start()
# every self.DATA_INTERVAL seconds, write the data to the data sink
while True:
try:
a = None
g = None
o = None
while a == None or g == None or o == None:
if a == None:
a = self.accelQueue.pop()
if g == None:
g = self.gpsQueue.pop()
if o == None:
o = self.obdQueue.pop()
DATA_FILE.write(a + "," + g + "," + o)
print "Accel=" + a + "\nGPS=" + g + "\nOBD=" + o + "\n=========\n" # DEBUG
self.lcdQueue.append(a + "," + g + "," + o)
time.sleep(self.DATA_INTERVAL)
except KeyboardInterrupt:
self.KILLED = True
class TuxTruck_OBDlog_Main():
"""
Master class that handles all OBD logging functions.
"""
#
# CONFIGURATION
#
ELMSCAN_PORT = "/dev/ttyS0" # path to the serial port for the ElmScan
#SUNSPOT_PORT = "/dev/ttyACM0" # path to the SunSPOT
SUNSPOT_PORT = "/tmp/accelfifo" # path to the SunSPOT # DEBUG
LCD_PORT = "/dev/ttyUSB0" # path to the LCD display
DATA_INTERVAL = 0.5 # interval at which to collect data, in seconds (float)
DATA_FILE_NAME = "" # what to call the data file
DATA_FILE_PATH = "/home/jantman/" # where to put the data file
# tell threads to die if killed...
KILLED = False
# Queues
gpsQueue = None # queue for the GPSd data
obdQueue = None # queue for the OBD data
accelQueue = None # queue for the accelerometer (SunSPOT) data
lcdQueue = None # queue going to LCD
# data source objects
gps = None # the TuxTruck_OBDlog_gpsd object
obd = None # the TuxTruck_OBDlog_obd object
accel = None # the TuxTruck_OBDlog_accel object
# output objects
lcd = None # the CrystalFontz LCD thread
def __init__(self, parent):
"""
Perform preliminary init of all child classes, DB, etc.
"""
# make sure GPSd is running. init the gpsd class, make sure were getting data
# connect to the OBD interface, init it, get some sample data
# init the database or flat file, wherever we put our data
# assuming both of those worked, return true/ok/whatever
# setup a filename for this data
dt = datetime.now()
s = dt.strftime("%Y-%m-%d_%H-%M-%S")
self.DATA_FILE_NAME = "obdlog_" + s + ".csv"
# set data path
if self.DATA_FILE_PATH == "":
self.DATA_FILE_PATH = os.path.expanduser("~")
# intialize SunSPOT
self.accelQueue = TuxTruck_Thread_Queue(3)
self.accel = TuxTruck_OBDlog_SunSPOT_Reader(self, self.accelQueue, self.SUNSPOT_PORT)
# initialize the GPS
self.gpsQueue = TuxTruck_Thread_Queue(3)
self.gps = TuxTruck_OBDlog_GPS(self, self.gpsQueue)
# initialize the OBD reader
self.obdQueue = TuxTruck_Thread_Queue(3)
self.obd = TuxTruck_OBDlog_OBDreader(self, self.obdQueue, self.ELMSCAN_PORT)
# initialize the LCD
self.lcdQueue = TuxTruck_Thread_Queue(3)
if os.path.exists(self.LCD_PORT) and os.access(self.LCD_PORT, os.W_OK):
self.lcd = TuxTruck_OBDlog_LCD(self, self.lcdQueue, self.LCD_PORT)
else:
print "LCD Port " + self.LCD_PORT + " does not exist or is not writable."
def run(self):
"""
Once init is finished, start logging...
"""
DATA_FILE = open(self.DATA_FILE_PATH + "/" + self.DATA_FILE_NAME, "w")
self.accel.start()
self.gps.start()
self.obd.start()
if self.lcd != None:
self.lcd.start()
# every self.DATA_INTERVAL seconds, write the data to the data sink
while True:
try:
a = None
g = None
o = None
while a == None or g == None or o == None:
if a == None:
a = self.accelQueue.pop()
if g == None:
g = self.gpsQueue.pop()
if o == None:
o = self.obdQueue.pop()
DATA_FILE.write(a + "," + g + "," + o)
print "Accel=" + a + "\nGPS=" + g + "\nOBD=" + o + "\n=========\n" # DEBUG
self.lcdQueue.append(a + "," + g + "," + o)
time.sleep(self.DATA_INTERVAL)
except KeyboardInterrupt:
self.KILLED = True
