基于FPGA的A/D转换采集控制模块设计

Design of A/D Convertion Sampling Control Module Based on FPGA

采用FPGA器件EP1C3T144C8N处理器,对A/D转换芯片AD7714进行采样控制。整个设计在Quartus平台下进行软件编程,采用Verilog语言描述,实现正确的AD7714转换的工作时序控制过程,并将采样的数据存储起来进行处理。本设计可用于微弱信号采集和实时监控方面,仿真结果显示该模块工作性能稳定、可靠性高、使用方便。

The FPGA device EP1C3T144C8N is used to control the A/D converter AD7714 in this paper. The whole design is based on the Quartus Ⅱ platform. The process is described by the Verilog language to realize the correct sequence controlling process of AD7714 converter and storage the sampling data to processe. It can be widely used in the feebleness data sampling and the real-time supervisory control. Simulation result shows that the module has the advantages of stable performance ,high reliability and convenient usage.