摘要 |
<p>PURPOSE: A touch type transparent input unit is provided to supply various functions by rapidly switching one working mode into another working mode through a switching key. CONSTITUTION: A touch screen is installed on the upper side of a display module. A switching key is installed in the display module. A CPU(53) switches a working mode into an input or display mode based on a control signal of the switching key. The CPU controls a display module controller(59) and displays an image corresponding to the working mode in the display mode. A touch screen controller(57) transmits a signal corresponding to the touch position or input track to a CPU by determining the touch position or input track.</p> |