Method of rewriting data in a microprocessor additionally provided with a flash memory

摘要

The present invention relates to a method of rewriting data in a microcomputer additionally provided with a flash memory having a refresh mode, in which the data retained in an area arbitrarily specified in the flash memory is transferred to a RAM for temporary evacuation and after the data in the area has been erased, the data evacuated to the flash memory is written into the area again.