Added drawIC.py - Shows usage of IC 7400 to IC 7420
Added drawIC.py - Shows usage of IC 7400 to IC 7420

yashu-seth/BinPy,rajathkumarmp/BinPy,BinPy/BinPy,yashu-seth/BinPy,daj0ker/BinPy,BinPy/BinPy,daj0ker/BinPy,rajathkumarmp/BinPy