使用SOPC软件及其配置方法，以高速12位串行AD7920实现0-3.3V的ADC转换。

PS2控制器接口模块,把键盘数据通过串口发送到电脑主机上显示哪个键被按下。-Configuration software and its use SOPC approach to high-speed 12-bit serial AD7920 to achieve 0-3.3V the ADC conversion. PS2 controller interface module, the keyboard data is sent to the computer through the serial console to show which key is pressed.