INFORMATION PROCESSOR, AND KEY ARRAY METHOD USED FOR THE SAME DEVICE

摘要

PROBLEM TO BE SOLVED: To actualize smooth key operation by setting key functions having high use frequencies to keys of large size. SOLUTION: Keys of large size among key buttons 55 displayed on a display 5 are arranged in the top array. The operation frequencies of key functions set to the respective keys are counted and accumulated. In initial processing, the use frequencies of the respective key functions are judged from the counted and accumulated values of the respective key functions and key functions having high use frequencies are set to the keys of large size.