一种基于SoC的程控滤波器实现方法

The Implementation of a Program-controlled Filter Based on SoC

使用基于SoC芯片的控制系统实现对程控滤波器的设计,满足不断增加的测量精度与放大增益稳定性要求,已经成为滤波器设计业界的焦点。采用单片机C8051F020作为主控芯片,介绍了自动测试系统中基于SoC的程控滤波器的设计原理及流程,给出了具体电路及程序,利用硬件与软件滤波算法相结合,利用单片机及其它硬件电路实现了设计功能。试验表明,能较好地实现程控滤波的功能,得到了很高的增益和测量带宽。

The project of program-controlled filter is based on SoC microcontroller unit filter using hardware and software filtering algorithm combined to achieve better filtering function.And how to use microcontroller unit and other hardware circuit to realize the whole system is introduced here.