In this paper, the design of a kind of heart palpitation cycle collectingcircuit that adopt single chip microcomputer is introduced.
本文介绍一种自行研制的采用单片机实现的心音信号处理电路。
2
The measuring function of short persistence oscillograph can be extended by adding pulse wave collectingcircuit and signal processing circuit.
通过增加脉搏波采集电路和信号处理电路,扩展短余辉电子示波器的测量功能。
3
The system is composed of AT89C2051 single chip processor, ultrasonic transmitting circuit, receiving and magnifying circuit, data collectingcircuit and displaying circuit.