本系统采用模块化设计思想,主要由PC104主板、FPGA及相应接口电路组成,实现对某型号数字量变换器的测试,可以向数字量变换器提供特定的数字信号源,并且可以接收数字量变换器发送的PCM码流,通过计算机软件进行数据显示、存储和分析。
This system,which adopts the idea of modularization design,consists of PC104 mainboard, FPGA and related interface circuit,accomplishes the test of certain digital converter,provides special digital signal source for digital converter,receives PCM bit stream from digital converter,and also displays,stores and analyzes the data through computer software.