OVERWRITABLE MICRO MEMORY CARD FOR MULTI-PURPOSE

摘要

PURPOSE: An overwritable micro memory card for multi-purpose is provided to support conventional memory system interface such as system interfaces of an SD(Secure Digital) series and an MD(Memory Stick) series, and support a USB(Universal Serial Bus) system interface. CONSTITUTION: The micro memory card(8) is equipped with a common transfer interface(81). The common transfer interface is formulated based on a USB standard. Except USB interface leads, a separate data transfer lead is arranged to the common transfer interface. Through the separate data transfer lead, the memory card system interface of different standards transfers signals through the common transfer interface and the micro memory card.