基于FPGA和DSP的多路同步数据采集系统设计

为了满足对开关电源实时测量的应用需求,设计了一种基于FPGA和DSP的多路同步实时数据采集系统,该系统利用可编程逻辑器件FPGA将多个功能模块连接在一起,完成了对A/D转换芯片及双口等模块的控制,同时利用DSP进行高速数据运算和处理;文中给出了系统硬件原理框图,并结合系统的设计方案对其中的主要功能模块进行了阐述;该多路同步数据采集系统具有实时性强、集成度高、扩展性灵活等特点。

Multi-Channel Simultaneous Data Acquisition System Design Based on FPGA and DSP

From the actual application needs of the Switching power supply real time measurement,designed a multi-channel and real-time data acquisition system based on FPGA and DSP,the system uses programmable logic device FPGA to connect other function modules together,completed A/D conversion chip and dual-port chip control modules while taking advantage of？the？DSP for？high-speed？computing and data processing;given the system hardware block diagram,the main function modules are described;this system has strong real-time,high integrated,extensible and flexible features,etc.