This system combines intelligent measuring instrument with eda and asic design technology , computer hardware and software technology , digital signal processing together . the system hardware includes high - speed data acquisition circuits , analogue signal conditioning circuit , a / d conversion ; fpga circuit with controlling and processing functions and pci interfacing 系統(tǒng)硬件部分主要有模擬信號調(diào)理電路和高速a d轉(zhuǎn)換芯片組成的數(shù)字采集電路; fpga組成的控制和數(shù)字信號處理電路; pci接口芯片組成的接口電路。