数据采集系统在监测系统和故障诊断中占有重要的位置,其性能直接影响了监测和故障诊断的准确性。计算机技术的发展提高了采集系统的速度和精度,本文主要对高速嵌入式采集系统的组成、软件和硬件的设计、程序的设计进行研究,将嵌入式技术同现代的数据采集技术结合在一起,实现高速度、高精度的数据采集。 Data acquisition system in the monitoring system and fault diagnosis occupy an important position, the performance of a direct impact on the monitoring and fault diagnosis accuracy. The development of computer technology improves the speed and accuracy of the acquisition system. This paper mainly studies the composition of high-speed embedded acquisition system, the design of software and hardware, the design of program, the combination of embedded technology and modern data acquisition technology, Achieve high-speed, high-precision data acquisition.