Patent ID: 7057533
Filing Date: 2006-06-06
Classification: G06F,H03M

Abstract:
1. A controlling method for programming extended code of a keyboard, the controlling method providing a second key code for the keyboard, which already has a first key code, and controlling a selection between the first key code and the second key code, the method comprising the steps of: (a) the keyboard receiving an extended code processing command and judging the extended code processing command to be used for enabling the second key code or disabling the second key code; the keyboard further receiving a key code setting parameters after the extended code processing command, which defines an operating status of the second key code of the key; (b) updating the operating status of the key as either enabled with said second key code or disabled with said second key code in accordance with said extended code processing command; (c) a keyboard program of the keyboard detecting a keystroke of the key and discriminating an operation mode of the key between a standard key code mode and an extended key code mode; if the key is operated at the standard key code mode, a first key code of the key is sent, else a next step (d) is executed; (d) if the key has been set with extended key code, a second key code of the key is sent, else the first key code of the key is sent.