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LogicGates.py
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LogicGates.py
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class LogicGate:
def __init__(self, n):
self.label = n
self.output = None
def getLabel(self):
return self.label
def getOutput(self):
self.output = self.performGateLogic()
return self.output
class BinaryGate(LogicGate):
def __init__(self,n):
LogicGate.__init__(self,n)
self.pinA = None
self.pinB = None
def getPinA(self):
return int(input("Enter Pin A input for gate "+ self.getLabel()+"-->"))
def getPinB(self):
return int(input("Enter Pin B input for gate "+ self.getLabel()+"-->"))
class UnaryGate(LogicGate):
def __init__(self,n):
LogicGate.__init__(self,n)
self.pin = None
def getPin(self):
return int(input("Enter Pin input for gate "+ self.getLabel()+"-->"))
class AndGate (BinaryGate):
def __init__(self,n):
super(AndGate,self).__init__(n)
def performGateLogic(self):
a = self.getPinA()
b = self.getPinB()
if a==1 and b==1:
return 1
else:
return 0
class OrGate(BinaryGate):
def __init__(self,n):
super(OrGate,self).__init__(n)
def performGateLogic(self):
a = self.getPinA()
b = self.getPinB()
if a==1 or b==1:
return 1
else:
return 0
class NotGate(UnaryGate):
def __init__(self,n):
super(NotGate,self).__init__(n)
def performGateLogic(self):
a = self.getPin()
if a:
return 0
else:
return 1
class NandGate(AndGate):
def performGateLogic(self):
if super().performGateLogic() == 1:
return 0
else:
return 1
class NorGate(OrGate):
def performGateLogic(self):
if super().performGateLogic() == 1:
return 0
else:
return 1
class Connector:
def __init__(self,fgate, tgate):
self.fromgate = fgate
self.tgate = tgate
tgate.setNextPin(self)
def getFrom(self):
return self.fromgate
def getTo(self):
return self.togate
"""
G1 = BinaryGate("l1")
G1.getLabel()
g1 = AndGate('G1')
print(g1.getOutput())
g2 = OrGate('G2')
print(g2.getOutput())
g3 = NotGate('G3')
print(g3.getOutput())
g4 = NorGate('G4')
print(g4.getOutput())
"""
def main():
#prove that NOT( (A and B) or (C and D) ) == Not(A and B) and Not(C and D)
AB = AndGate('A&B')
print(AB.getOutput())
CD = AndGate('C&D')
ABorCD = OrGate('AB|CD')
print(CD.getOutput())
ABorCD.pinA = AB.pinA
ABorCD.pinB = CD.pinB
print(ABorCD.getOutput())
F1 = NotGate('NOT( AB|CD )')
print(F1.getOutput())
h1 = NotGate('Not(A&B)')
print(h1.getOutput())
h2 = NotGate('Not(C&D)')
print(h2.getOutput())
F2 = AndGate('Not(A&B)+Not(C&D)')
print(F2.getOutput())
print(F2.getOutput() == F1.getOutput())
main()