| 摘要 |
A keyboard includes a numerical keypad, a switch key, a switch module, a telephone interface, a keyboard control chip, and a telephone module. The numerical keypad is configured for inputting numerical data to a host computer and for inputting telephone numbers. The switch module is connected to the numerical keypad and the switch key, and configured for controlling the numerical keypad to input numerical data or input telephone numbers according to a status of the switch key. The telephone interface is configured for receiving a telephone signal. The keyboard control chip is connected to the switch module and the numerical keypad. The telephone module is connected to the telephone interface and the switch module.
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