Reader/Writer of memory cards.

摘要

The present invention relates to a reader/writer of memory cards of the type comprising a memory-card reader/writer device. Such an apparatus comprises three distinct parts interconnected by a service bus with the IBM-PC standard: - a processor card (1), - a memory expansion card (2) intended to replace any slow magnetic peripheral as mass memory, - and an interface card (3) comprising all the couplers intended to interface each peripheral to which the reader/writer of the invention is connected. Application to computer systems intended for commercial transactions with the public. <IMAGE>