1. A configuration memory cell for programming a configuration control circuit having a first input lead, said configuration memory cell comprising: an input lead which receives a programming signal; a storage device coupled to said input lead, wherein said storage device stores said programming signal and an inverted programming signal which is the inverse of said programming signal; a selectable configuration circuit coupled between said storage device and said first input lead of said configuration control circuit, wherein said selectable configuration circuit can be selectably configured to transmit said programming signal or said inverted programming signal to said first input lead of said configuration control circuit.