The system and method in order to execute processing operation efficiently, in order to control the processing operation with the electronic equipment, include with the processor which is formed and the memory which is connected to the electronic equipment in order to house electronic intelligence. In order to house cash data which was copied from the target data inside memory by the processor locally, it can provide cash. The processor modifies cash data which generally, is housed in cash. When it reads out because the external device accesses the target data and starts operation, the processor responding to that, renews the target data with cash data. In addition, as for the processor, in order after that to make processing operation easy, cash data is kept locally in cash making use of cash data-hold procedure.
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