摘要 |
In order to put the voice transmission function of a data transmission device into practice, the present invention provides an analog processing device for a data transmission device, which includes an analog signal processing unit for performing analog signal processes on an input signal received by the data transmission device and an output signal transmitted by the data transmission device, an audio interface unit coupled to the analog signal processing unit, for transmitting the input signal and the output signal, an output unit coupled to the audio interface unit, for transmitting the output signal from the audio interface unit to an external device, and an input unit coupled to the audio interface unit, for transmitting the input signal from the external device to the audio interface unit. |