| 摘要 |
PROBLEM TO BE SOLVED: To lower the probability of performing canceling operation for canceling an unnecessary key code later and to facilitate canceling operation. SOLUTION: Priority orders corresponding to the character of an operator, the degree of the skill of the operator, the contents of inputting operation are set to some of the keys of an input device 13. A key code assigned to a depressed key is set to be the first temporary recognition key code. When a key code assigned to a key depressed next is not equal to the first temporary recognition key code, the key code is set to be the second temporary recognition key code. Then, in accordance with the priority orders, one of the first or second temporary recognition key codes is selected as a correct recognition key code, which is transmitted to a device main body 12.
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