| 摘要 |
A remote controller comprises a touchpad having a handwriting region to be operated to generate an input signal, a driver coupled with the touchpad, and a microcontroller coupled with the driver to respond to the input signal to generate a control signal for a controlled apparatus, so as to give a command to the controlled apparatus, or to name a file or to search a file on the controlled apparatus. On the touchpad, several key patterns may be provided or one or more regions may be arranged, to provide various input functions of key mode, mouse mode, scroll mode or graphic mode.
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