提出了一种采用数字电路技术，替代原来的模拟元器件控制音响的声道选择和音量调节的音响控制器。
In this article an audio controller, which USES digital circuit technology instead of original analogue components to control channel selection and volume adjustment, is proposed.
3年以上电源产品，模拟数字电路设计经验，熟悉mcu, MOSFET等元器件。
At least 3 years design experience of power supply circuit, analog circuit, digital circuit, MOSFET circuit and MCU circuit.
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