光栏的宽度可准确标定，挡光时间由单片机测量。
The rectangle light is shield can be marked precisely, time of keeping off light is measured by single chip Microcomputer.
着重介绍了单片机测量心电图信号的原理和方法。
Emphasized to introduce makes use of a singlechip to measure the principle and the method of the electro-cardiogram signal.
介绍了用单片机测量行驶速度及加速度的一种实用方法。
Practical measuring method of running speed and acceleration with single chip microcomputers is introduced.
应用推荐