| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an IC card that can increase processing speed. <P>SOLUTION: The IC card comprises a rewritable nonvolatile memory 15 having a saving area 15s for storing data presence/no presence information, transaction numbers and initialization information, a rewriting part for rewriting the data presence/no presence information and the transaction numbers upon a Write call, and a writing part for successively writing data stored in the specified area of the nonvolatile memory 15 and management information including the address, data length and check code of the data into the saving area 15s in a page unit, and after the writing, writing page units of specified information into the specified area. <P>COPYRIGHT: (C)2009,JPO&INPIT |
