基于USB和FPGA的嵌入式温度采集系统的设计  

Design of embedded temperature acquisition system based on USB and FPGA

作　　者：吴磊[1] 申世涛[1] 郭超平[1] 徐冬冬[1] 

机构地区：[1]北方工业大学信息工程学院,北京100144

出　　处：《计算机应用》2011年第A02期222-224,236,共4页journal of Computer Applications

基　　金：国家科技支撑计划项目(2009BAE85B00)

摘　　要：从系统的总体结构、硬件设计和软件设计三个方面介绍了基于USB和现场可编程门阵列(FPGA)的嵌入式温度采集系统的设计方法。系统应用于铝电解生产中初晶温度的检测,前端采用FPGA作为控制芯片,实现A/D转换时序的控制、内部双FIFO乒乓缓存控制以及对USB芯片CY7C68013的读写控制。通过USB接口,把数据送到嵌入式X86平台,由应用程序实现数据的处理、显示与存储。The paper presented the design of embedded temperature acquisition system based on USB and FPGA from three aspects,which were the system＇s architecture,the design of the hardware and the design of the software.The system was applied in the detection of initial crystallization temperature of aluminum electrolyte.And the front-end of the system adopted FPGA as the control chip,which realized the control of the A/D converter,the data＇s cache in the internal Ping-Pong buffer,and the communication with the USB chip CY7C68013.And the application on the platform of embedded X86 realized the data＇s display,processing and storage via the USB interface.

关 键 词：USB 现场可编程门阵列 嵌入式 温度采集 CY7C68013 

分 类 号：TP302.1[自动化与计算机技术—计算机系统结构]