A microelectronic programmable structure suitable for storing information, a device including the structure and methods of forming and programming the structure are disclosed. In certain embodiments, an association application operates to access, analyze, and associate one or more data objects and other information with one or more contacts. Means are foreseen to detect the stop end position of the shape memory cable following its heating up in order to disconnect the electricity supply to such cable and to protect it from the risk of overheating.