This paper introduces the principle of sawing and recovering information in computer figure, the overall structure of EGA/VGA and the concerned parameters, It also analysises the technique of reading/writing programme of DRAM.
本文介绍了保存和恢复计算机图形图象信息的原理及图形显示适配器的总体结构和有关参数；分析了读写图形显示内存程序设计的技术；并以保存和恢复通用绘图软件ＡｎｔｏＣＡＤ绘制的图形为例，说明上述的原理和方法。
A control circuit for presetting,displaying,counting welding temperature cycles and automatically switching;
焊接温度循环次数预置、显示、计数及自动通断电控制电路
The Display and Management System of Quality Information of Bar Rolling;
棒材轧制质量信息的显示与管理系统
Application of PC in Malfunction Detection and Display of Machine Tool's Electricity;
PC在机床电气故障检测及显示中的应用
The mud logging measures and show zone distinguishing under the drilling condition of nitrogen packed-in drilling fluid;
充氮气钻井条件下的录井对策及显示层识别
The functions as single-measurement,recursive-measurement,show,print and alert etc are discussed in detail.
并详述了单点检测、循环检测、显示、打印及报警等功能。
It can shows petrol gas volume ratio.
利用GQM -Y4型半导体电阻式高选择性汽油敏元件作为传感器 ,采用MCS - 5 1单片机 (80 31)设计、制作的智能式汽油库防爆系统 ,能显示每一个探测点的汽油气体积分数 ,若体积分数值超过设定值时 ,还能打印该通道的部位、事件发生时间和汽油气体积分数值时 ,发出声光报警 ,并启动换气设备。
Technology of displaying point cloud based on UGII;
海量数据点在UGII中的显示技术
74LS164 applied in LED displaying circuit of AT89C2051 single chip computer;
74LS164在2051单片机LED显示电路中的应用
The multi-LED displaying system has the char- acter of simple-structured hardware,easy programming software and low cost.
利用51系列单片机串行口和74LS164移位寄存器实现多个 LED 显示的一种方法,利用该方法设计的多路 LED 显示系统具有硬件结构简单、软件编程容易和价格低廉等特点。