| 摘要 |
<p>PROBLEM TO BE SOLVED: To increase an operation item number that can be selected by inclining operation of a joystick. SOLUTION: Three lines and one column of operation items and three lines and one column of supplementary operation items on their both sides are displayed on a monitor. Micro switches SW1 to SW4 are arranged on a joystick device in the four directions around a joystick 19, and additionally another micro switches SW5, SW6 are arranged outside the micro switch SW3, SW4. An operation item in the eight directions around the joystick 19 is selected by performing inclining operation of the joystick 19 to selectively turn on one of the micro switches SW1 to SW4 or by selectively turning on the adjacent micro switches among the micro switches SW1 to SW4. Also, one of the supplementary operation item is selected by additionally inclining the joystick 19 to turn on one of the micro switches SW5, SW6 or one of the micro switches SW5, SW6 and one of the micro switch SW1, SW2.</p> |
