摘要
本文介绍了绘图仪与微机的硬件连接、通讯软件编制和数据流控制方法，对建立绘图仪命令函数库、直接驱动绘图仪输出彩色屏幕图形等方法进行了详细讨论．
The principle and methods about hardware linkage between plotter and micro-computer,communication software programming.data flow control are discussed.In addition.the practice of constrcting plotter command function librarydriving plotter directlywith C language programming to out put screen pictures are discussed in this patper.
关键词
C语言
绘图仪
屏幕图形
硬拷贝
s:C language
Plotter
Screen picture
Hardcopy.
