Memory cell can stores a multi-valued value more than a binary value in a single storage cell by changing the amount of electric charge to be stored. The electrical connections are typically all enclosed in one area facing one direction such that access to the connections can be controlled and interlocked with one or more main breakers. The foundation has a flagpole for a set of connecting rods to be installed and to rotate on the flagpole. The first region scaled-down line width and the second region original line width are substantially different from each other.