def __init__(self,
init_state=1,
mode=1,
frequency=None,
time_period=None,
on_time=None,
off_time=None):
threading.Thread.__init__(self)
if frequency is not None:
self.time_period = 1.0 / frequency
if time_period is not None:
self.time_period = time_period
if time_period is None and frequency is None:
self.time_period = 1
self.mode = mode
if on_time is not None and off_time is not None:
self.on_time = on_time
self.off_time = off_time
else:
self.on_time = self.time_period / 2
self.off_time = self.time_period / 2
self.init_state = init_state
self.curr_state = init_state
self.exitFlag = False
self.daemon = True
self.A = Connector(self.init_state)
self.update = False
def __init__(
self,
init_state=1,
mode=1,
frequency=None,
time_period=None,
on_time=None,
off_time=None):
threading.Thread.__init__(self)
if frequency is not None:
self.time_period = 1.0 / frequency
if time_period is not None:
self.time_period = time_period
if time_period is None and frequency is None:
self.time_period = 1
self.mode = mode
if on_time is not None and off_time is not None:
self.on_time = on_time
self.off_time = off_time
else:
self.on_time = self.time_period / 2
self.off_time = self.time_period / 2
self.init_state = init_state
self.curr_state = init_state
self.exitFlag = False
self.daemon = True
self.A = Connector(self.init_state)
self.update = False
def __init__(self,
init_state=1,
frequency=None,
time_period=None,
name=None):
threading.Thread.__init__(self)
if frequency != None:
self.time_period = 1.0 / frequency
if time_period != None:
self.time_period = time_period
if time_period == None and frequency == None:
self.time_period = 1
self.init_state = init_state
self.name = name
self.curr_state = init_state
self.exitFlag = 0
self.daemon = True
self.A = Connector(self, 'A', activates=1, monitor=0)
def __init__(self, init_state=1, frequency=None, time_period=None, name=None): threading.Thread.__init__(self) if frequency != None: self.time_period = 1.0/frequency if time_period != None: self.time_period = time_period if time_period==None and frequency==None: self.time_period = 1 self.init_state = init_state self.name = name self.curr_state = init_state self.exitFlag = 0 self.daemon = True self.A = Connector(self, 'A', activates=1, monitor=0)
# <headingcell level=2> # Example for Bus # <codecell> # Imports from __future__ import print_function from BinPy import Bus, Connector # <codecell> # Initiating the Bus with connectors bit_1 = Connector(0) bit_2 = Connector(1) bit_3 = Connector(0) bit_4 = Connector(0) bus_a = Bus(bit_1, bit_2, bit_3, bit_4) # <codecell> # Probing the logic of the Bus bus_a.get_logic_all() # <codecell> # Probing the voltage of the Bus
class Clock(threading.Thread):
"""
This class uses threading technique to create a clock with a certain time period.
This is how you can create a clock with this class:
>>> myClock = Clock(0,time_period=2,name="My First Clock")
>>> myClock.start() #Do not call run method
>>> myClock.getState()
0
Note: Once you are done with the clock, use myClock.kill() to kill the clock.
Running too many clocks will unnecessarily overload the CPU.
Following are the parameters of the class
frequency: It will decide time interval of the clock, use SI unit i.e. Hertz
time_period: It will also decide time interval of the clock, use SI unit i.e. second
If time_period and frequency both have been provided, then time_period will override frequency
If nothing is provided, then it will set time_period = 1s by default
init_state: It is the initial state of the clock(1 by default)
name: It is the name of the clock.(optional)
Methods : start(), getState(), setState(value), getName(), getTimePeriod(), kill()
"""
def __init__(self,
init_state=1,
frequency=None,
time_period=None,
name=None):
threading.Thread.__init__(self)
if frequency != None:
self.time_period = 1.0 / frequency
if time_period != None:
self.time_period = time_period
if time_period == None and frequency == None:
self.time_period = 1
self.init_state = init_state
self.name = name
self.curr_state = init_state
self.exitFlag = 0
self.daemon = True
self.A = Connector(self, 'A', activates=1, monitor=0)
def __toggleState(self):
"""
This is an internal method to toggle the state of the output
"""
if self.curr_state == 1:
self.curr_state = 0
self.A.set(self.curr_state)
else:
self.curr_state = 1
self.A.set(self.curr_state)
def __main_func(self):
while True:
if self.exitFlag:
thread.exit()
time.sleep(self.time_period)
try:
self.__toggleState()
except:
pass
def getState(self):
"""
Returns the current state of the clock
"""
return self.curr_state
def setState(self, value):
"""
Resets the state of the clock to the passed value
"""
if self.curr_state == value: return
self.curr_state = value
def getTimePeriod(self):
"""
Returns the time period of the clock
"""
return self.time_period
def getName(self):
"""
Returns the name of the clock
"""
return self.name
def kill(self):
"""
Kills the clock(Thread)
"""
self.exitFlag = 1
def run(self):
self.__main_func()
class Multivibrator(threading.Thread):
"""
This class uses threading technique to create a multivibrator with a certain time period.
USAGE:
>>> m1 = Multivibrator()
>>> m1.start() # Start this thread
>>> m1.trigger() # or m1()
>>> m1.getState() # or m1.A.state
0
>>> m1.setMode(2)
>>> m1.trigger()
>>> m1.getstate()
>>> conn = Connector()
>>> m1.setOutput(conn) # To set the output to connector conn
>>> conn() # Retrieves the current state
Note: Once you are done with the multivibrator, use m1.kill() to kill the Multivibrators.
>>> m1.kill()
Following are the parameters of the class
frequency: It will decide time interval of the Multivibrator, use SI unit i.e. Hertz
time_period: It will also decide time interval of the Multivibrator, use SI unit i.e. second
If time_period and frequency both have been provided, then time_period will override frequency
If nothing is provided, then it will set time_period = 1s by default
init_state: It is the initial state of the multivibrator(1 by default)
mode: It is the mode of operation.
1 --> Monostable
2 --> Astable
3 --> Bistable
Methods : trigger(),setMode(), getState(), setState(value), getTimePeriod(), kill(), stop(), setOutput()
"""
def __init__(self,
init_state=1,
mode=1,
frequency=None,
time_period=None,
on_time=None,
off_time=None):
threading.Thread.__init__(self)
if frequency is not None:
self.time_period = 1.0 / frequency
if time_period is not None:
self.time_period = time_period
if time_period is None and frequency is None:
self.time_period = 1
self.mode = mode
if on_time is not None and off_time is not None:
self.on_time = on_time
self.off_time = off_time
else:
self.on_time = self.time_period / 2
self.off_time = self.time_period / 2
self.init_state = init_state
self.curr_state = init_state
self.exitFlag = False
self.daemon = True
self.A = Connector(self.init_state)
self.update = False
def _toggleState(self):
"""
This is an internal method to toggle the state of the output
"""
self.A.state = 0 if self.A.state else 1
self.A.trigger()
def setMode(self, mode):
"""
Sets the mode of the Multivibrator
"""
self.mode = mode
self.update = False
def getState(self):
"""
Returns the current state
"""
return self.A.state
def setState(self, value):
"""
Resets the state of the clock to the passed value
"""
self.A.state = value
def getTimePeriod(self):
"""
Returns the time period of the clock
"""
return self.time_period
def kill(self):
"""
Kills the Thread
"""
self.exitFlag = True
def _updater(self):
while True:
if self.exitFlag:
sys.exit()
if self.update is True:
if self.mode == 1:
self.A.state = 1
self.A.trigger()
time.sleep(self.time_period)
self._toggleState()
self.update = False
elif self.mode == 2:
while (self.mode
== 2) and (self.update) and (not self.exitFlag):
self._toggleState()
if self.A.state == 1:
time.sleep(self.on_time)
else:
time.sleep(self.off_time)
elif self.mode == 3:
self._toggleState()
self.update = False
def __call__(self):
self.update = True
trigger = __call__
def setOutput(self, conn):
a = self.A
self.A = conn if isinstance(conn, Connector) else a
def stop(self):
# For stopping the multivibrator in astable mode.
self.update = False
def run(self):
self._updater()
class Clock(threading.Thread): """ This class uses threading technique to create a clock with a certain time period. This is how you can create a clock with this class: >>> myClock = Clock(0,time_period=2,name="My First Clock") >>> myClock.start() #Do not call run method >>> myClock.getState() 0 Note: Once you are done with the clock, use myClock.kill() to kill the clock. Running too many clocks will unnecessarily overload the CPU. Following are the parameters of the class frequency: It will decide time interval of the clock, use SI unit i.e. Hertz time_period: It will also decide time interval of the clock, use SI unit i.e. second If time_period and frequency both have been provided, then time_period will override frequency If nothing is provided, then it will set time_period = 1s by default init_state: It is the initial state of the clock(1 by default) name: It is the name of the clock.(optional) Methods : start(), getState(), setState(value), getName(), getTimePeriod(), kill() """ def __init__(self, init_state=1, frequency=None, time_period=None, name=None): threading.Thread.__init__(self) if frequency != None: self.time_period = 1.0/frequency if time_period != None: self.time_period = time_period if time_period==None and frequency==None: self.time_period = 1 self.init_state = init_state self.name = name self.curr_state = init_state self.exitFlag = 0 self.daemon = True self.A = Connector(self, 'A', activates=1, monitor=0) def __toggleState(self): """ This is an internal method to toggle the state of the output """ if self.curr_state==1: self.curr_state = 0 self.A.set(self.curr_state) else: self.curr_state = 1 self.A.set(self.curr_state) def __main_func(self): while True: if self.exitFlag: thread.exit() time.sleep(self.time_period) try: self.__toggleState() except: pass def getState(self): """ Returns the current state of the clock """ return self.curr_state def setState(self,value): """ Resets the state of the clock to the passed value """ if self.curr_state == value: return self.curr_state = value def getTimePeriod(self): """ Returns the time period of the clock """ return self.time_period def getName(self): """ Returns the name of the clock """ return self.name def kill(self): """ Kills the clock(Thread) """ self.exitFlag = 1 def run(self): self.__main_func()
class Multivibrator(threading.Thread):
"""
This class uses threading technique to create a multivibrator with a certain time period.
USAGE:
>>> m1 = Multivibrator()
>>> m1.start() # Start this thread
>>> m1.trigger() # or m1()
>>> m1.getState() # or m1.A.state
0
>>> m1.setMode(2)
>>> m1.trigger()
>>> m1.getstate()
>>> conn = Connector()
>>> m1.setOutput(conn) # To set the output to connector conn
>>> conn() # Retrieves the current state
Note: Once you are done with the multivibrator, use m1.kill() to kill the Multivibrators.
>>> m1.kill()
Following are the parameters of the class
frequency: It will decide time interval of the Multivibrator, use SI unit i.e. Hertz
time_period: It will also decide time interval of the Multivibrator, use SI unit i.e. second
If time_period and frequency both have been provided, then time_period will override frequency
If nothing is provided, then it will set time_period = 1s by default
init_state: It is the initial state of the multivibrator(1 by default)
mode: It is the mode of operation.
1 --> Monostable
2 --> Astable
3 --> Bistable
Methods : trigger(),setMode(), getState(), setState(value), getTimePeriod(), kill(), stop(), setOutput()
"""
def __init__(
self,
init_state=1,
mode=1,
frequency=None,
time_period=None,
on_time=None,
off_time=None):
threading.Thread.__init__(self)
if frequency is not None:
self.time_period = 1.0 / frequency
if time_period is not None:
self.time_period = time_period
if time_period is None and frequency is None:
self.time_period = 1
self.mode = mode
if on_time is not None and off_time is not None:
self.on_time = on_time
self.off_time = off_time
else:
self.on_time = self.time_period / 2
self.off_time = self.time_period / 2
self.init_state = init_state
self.curr_state = init_state
self.exitFlag = False
self.daemon = True
self.A = Connector(self.init_state)
self.update = False
def _toggleState(self):
"""
This is an internal method to toggle the state of the output
"""
self.A.state = 0 if self.A.state else 1
self.A.trigger()
def setMode(self, mode):
"""
Sets the mode of the Multivibrator
"""
self.mode = mode
self.update = False
def getState(self):
"""
Returns the current state
"""
return self.A.state
def setState(self, value):
"""
Resets the state of the clock to the passed value
"""
self.A.state = value
def getTimePeriod(self):
"""
Returns the time period of the clock
"""
return self.time_period
def kill(self):
"""
Kills the Thread
"""
self.exitFlag = True
def _updater(self):
while True:
if self.exitFlag:
sys.exit()
if self.update is True:
if self.mode == 1:
self.A.state = 1
self.A.trigger()
time.sleep(self.time_period)
self._toggleState()
self.update = False
elif self.mode == 2:
while (self.mode == 2) and (self.update) and (not self.exitFlag):
self._toggleState()
if self.A.state == 1:
time.sleep(self.on_time)
else:
time.sleep(self.off_time)
elif self.mode == 3:
self._toggleState()
self.update = False
def __call__(self):
self.update = True
trigger = __call__
def setOutput(self, conn):
a = self.A
self.A = conn if isinstance(conn, Connector) else a
def stop(self):
# For stopping the multivibrator in astable mode.
self.update = False
def run(self):
self._updater()
