基于PCI＋FPFA的任意波形发生器的研究与设计

介绍TDDS频率合成器的基本原理与结构，确定了采用基于PCI总线的任意波形发生器设计方案，给出了基于PCI总线的任意波形发生器的硬件系统结构，详细的介波形发生器各个功能单元的PCI接口单元电路、FPGA单元电路、基于DDS可控时钟单元电路、高精度D／A转换单元电路以及程控滤波器单元电路的设计，并用LabVIEW软件完成了虚拟仪器操作面板的软件设计，最后实现系统功能。

Study and Design of Arbitrary Incident WaveGenetrator Based on PCI+FPFA

This article describes the basic principle and structure of the DDS frequency synthesizer,the design scheme of arbitrary waveform generator based on PCI is determined,an arbitrary waveform generator hardware system architecture based on the PCI bus is given.The article introduces in detail the various functional of waveform generator units of the PCI interface unit circuitry,FPGA unit circuit,DDS-based clock module control circuit,high-accuracy D/A converter unit cell circuits and programmable filter circui...