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基于PIC单片机的生物体电信号采集和处理装置的研究和设计
Design and development of the sampling and disposing apparatus about the creature’s physical electric signal based on PIC microprocessor
【摘要】 一种基于单片机生物体电信号采集和处理装置的研究和设计。通过电极将生物体信号引出,经过放大、滤波、转换等处理,由单片机进行智能控制。该装置具有对生物体的微弱电信号进行采集、放大和处理的功能。单独电源供电,与传统的同类产品相比,抗干扰性有了很大的提高,并且操作简单,可以应用于大专院校和科研单位的医学实验。
【Abstract】 The paper discusses an apparatus’ design and development, which can sample and process the electric signal of the creature concerning pic micro cont roller. Eliciting the electric signal through an electrode then amplified and tr ansferred it into digital signal which is controlled intelligently by PIC microp rocessor. This apparatus has the function of acquiring amplifying and processing the micro signal of the creatures, and could be offered power singly. Compared with its same series products, this facility has higher immunity and operated si mply. It can be used in medical experiments of colleges and institutions.
【Key words】 amplifier of creatures’ physical electric signals; A/D converter; P IC microprocessor;
- 【文献出处】 东北农业大学学报 ,Journal of Northeast Agricultural University , 编辑部邮箱 ,2004年06期
- 【分类号】TP274
- 【被引频次】1
- 【下载频次】196