摘要
用集成电路制成程序控制器，示教板性能稳定，寿命长，效果好，操作方便．其主要部分由电源、时钟、逻辑电路、输出驱动器四部分组成．
The program controller made out of integrated eircuit is stable in the quality of demonstrating board, lasts long in sevice life, is very effective and simple to operate. Its body consists of power source, clock, lopic circuit and output driver.
出处
《大学物理实验》
1994年第2期38-40,共3页
Physical Experiment of College
关键词
简谐振动
程序控制
逻辑电路
译码器
simple periodic vibration
program control
logic cireuit
decode
negater.
