def main():
c = adder.makeCircuit()
c.setLineValue('0', 0)
c.setLineValue('X0', 0),c.setLineValue('X1', 1),c.setLineValue('X2', 1),c.setLineValue('X3', 0)
c.setLineValue('Y0', 0),c.setLineValue('Y1', 1),c.setLineValue('Y2', 0),c.setLineValue('Y3', 0)
c.run()
#c2.printAllLineValues("X0;Y0;S0;C0OUT;X1;Y1;S1;C1OUT")
c.printAllLineValues("S0;S1;S2;S3")
def makeCircuit2():
c = adder.makeCircuit()
c2 = Circuit("Test 1 and 0 lines2")
mappings = {'A':'1', 'B': '0', 'CIN': '0', 'S':'S0', 'COUT':'C0OUT'}
c2.addCircuit("FullBitAdder", mappings)
mappings = {'A':'0', 'B': '1', 'CIN': 'C0OUT', 'S':'S1', 'COUT':'C1OUT'}
c2.addCircuit("FullBitAdder", mappings)
mappings = {'A':'1', 'B': '1', 'CIN': 'C1OUT', 'S':'S2', 'COUT':'C2OUT'}
c2.addCircuit("FullBitAdder", mappings)
mappings = {'A':'1', 'B': '1', 'CIN': 'C2OUT', 'S':'S3', 'COUT':'C3OUT'}
c2.addCircuit("FullBitAdder", mappings)
return c2
def makeCircuitAux():
"""
See makeCircuit() below for the fill BCDAdder circuit.
makeCircuit() handles carry in (CIN)
INPUTS
======
X0, X1, X2, X3 - 1st BCD number
Y0, Y1, Y2, Y3 - 2nd BCD number
OUTPUTS
=======
S0, S1, S2, S3 - BCD Result
COUT - Carry Out
"""
c = adder.makeCircuit()
c1 = Circuit("BCDAdderNoCarryIn")
mappings = {
'X0':'X0','X1':'X1','X2':'X2','X3':'X3',
'Y0':'Y0','Y1':'Y1','Y2':'Y2','Y3':'Y3',
'S0':'S0_1','S1':'S1_1','S2':'S2_1','S3':'S3_1',
'COUT':'COUT1'}
c1.addCircuit("4BitAdder", mappings)
# If S(0-3) > 9 then add 6 to it
c1.addGate("OR", 'S0_1', 'S1_1', 'OR1')
c1.addGate("OR", 'S2_1', 'OR1', 'OR2')
c1.addGate("AND", 'S3_1', 'OR2', 'ADD6_1') # if S(0-3) > 9 or COUT1 = 1 then we need to add 6
c1.addGate("OR", 'ADD6_1', 'COUT1', 'ADD6') # ADD6 = 1 means we need to add 6 to the result
c1.addGate("AND", '0', 'ADD6', 'SIX0') # SIX(0-3) will represent BCD 6 when ADD6 is high else 0
c1.addGate("AND", '1', 'ADD6', 'SIX1')
c1.addGate("AND", '1', 'ADD6', 'SIX2')
c1.addGate("AND", '0', 'ADD6', 'SIX3')
mappings = {
'X0':'S0_1','X1':'S1_1','X2':'S2_1','X3':'S3_1',
'Y0':'SIX0','Y1':'SIX1','Y2':'SIX2','Y3':'SIX3',
'S0':'S0','S1':'S1','S2':'S2','S3':'S3',
'COUT':'COUT2'}
c1.addCircuit("4BitAdder", mappings)
c1.addGate("OR", 'COUT1', 'COUT2', 'COUT')
return c1
