Electronic apparatus for which program is rewritable and program rewriting method

摘要

An electronic apparatus includes a memory for rewritably storing data and a processor for performing an operation of rewriting the data in the memory in response to a rewrite instruction signal. The processor checks each predetermined unit of data for rewriting received in response to the rewrite instruction signal to perform a rewriting operation for each predetermined unit and checks the amount of rewritten data to perform a data rewriting operation.