The present invention provides a nonvolatile memory card in which a program is added, modified, changed, or the like by selecting arbitrary firmware on a flash memory from a plurality of pieces of firmware on flash memories. In a memory card, in addition to a program stored in a built-in ROM, firmware...http://www.google.de/patents/US7298649?utm_source=gb-gplus-sharePatent US7298649 - Nonvolatile memory card
