| 摘要 |
PURPOSE:To re-set data in a RAM without stopping a device by reading out only data in which an error occurs from initial setting data within a main storage set at the initial setting of a RAM. from the main storage and to. CONSTITUTION:A base address holding register 3 holding an address within the main storage of initial setting data within a main storage 2 initially set in a RAM 1 at the time of actuating the device, an error detecting circuit 8 detecting the error of the read-out data of the RAM, an error address holding register 7 holding the read-out address of the RAM detecting the error, are provided. When the error was detected in an error detecting circuit, the initial setting data of the main storage to be instructed from the error address holding register and the base address holding register are written in the error address of the RAM. |
