AUDIO CODEC, PORTABLE ELECTRONIC APPARATUS AND BUTTON CONTROL METHOD

摘要

A button control method for a built-in audio codec of a portable electronic apparatus, and the button control method includes the following steps. A plurality of button signals generated by a button unit is first detected during a button detection period. Next, the button signals are sequentially recorded during the button detection period. The processing unit matches and identifies the button signals provided thereto to generate a control command accordingly to correspondingly control the portable electronic apparatus.

主权项

1. A portable electronic apparatus, comprising:
an audio codec comprising:
a button detector, operative to sequentially detect a plurality of button signals generated by a button unit during a button detection period;a register coupled to the button detector, operative to sequentially record the button signals during the button detection period; and a processing unit coupled to the audio codec, configured to operatively identify the button signals recorded in the register and generate a control command accordingly to correspondingly control the portable electronic apparatus.