| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem of a conventional erroneous operation preventing mode that a user's wish to freely select any one of a mode where a key is entered by operating it twice continuously or a mode where a key is entered by operating it for a specified time or longer. <P>SOLUTION: Two kinds of erroneous operation preventing mode can be provided using a small number of keys by making a switch to an erroneous operation preventing mode where a key is entered by operating it twice continuously when a mode switching key is operated twice continuously in order to make a switch to the erroneous operation preventing mode, and making a switch to an erroneous operation preventing mode where a key is entered by operating it for a specified time or longer when a mode switching key is operated for a specified time or longer in order to make a switch to the erroneous operation preventing mode. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
