| 摘要 |
PURPOSE:To read address information from a storage information storage means in reading the information of an address having an error by providing an error address storage means, an address comparison means and a storage information storage means. CONSTITUTION:When an error detecting means 5 detects an error, an address given to a storage means 2 is stored in the error address storage means 6. When a rewrite is commanded next, the information read from an external storage device 1 is written sequentially in the storage means 2 and the information is written by an address designated of the address designation means 3 for the time. When the coincidence between the address designated by the means 3 and the address stored in the means 6 is detected by an address comparison means 7, the information from the device 1 is stored in the storage information storing means 8. After the write is finished and when the information of the address having an error is read in the retrial of error generation, it is read from the storage information storage means 8 not from the means 2 via a read information selecting means 9. |
