本文介绍了一种由8031单片机控制的三参数电池检测仪。该检测仪全部采用无触点继电器和集成电路实现，具有较高的可靠性和抗干扰能力。
The three-parameter battery tester controlled by 8031 chip microcomputer was described. The tester was made of contactless electric relays and IC. Its reliability and noise immunity were high.
该心电检测仪主要由前端信号采集电路、信号放大电路、抗干扰滤波电路、软件模数转换电路及数据存储电路等组成。
The device is consisted of ECG signal data acquisition, signal amplification circuit, anti-jamming filter circuit, AD converter circuit and information storage circuit.
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