视频CCD字符图形叠加电路的CRT显示设计

Design of CRT Video CCD and Character Graph Compound

介绍一种用在工业仪器仪表中的视频图像和字符图形叠加系统的设计方案及在CRT显示器上实现的方法,详细介绍了系统使用可编程器件进行叠加的原理和硬件组成。

This paper introduces the design of the video and the character graph compound as well as the method displaying on CRT in industry instrument. This paper describes compound principle and hardware using programmable device in detail.