摘要 |
A data reading method includes the steps of: a reading request issuing step of issuing a reading request for reading predetermined stored data; and a reading request re-issuing step of re-issuing a reading request when read data responsive to the reading request has not arrived within a predetermined time period, wherein: in the reading request re-issuing step, a flag is attached to the re-reading request, and thus, the re-reading request is differed from the first issued reading request.
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