一个可控制的DOS实时时钟及脱机打印程序的实现

A Controled Dos-realtime Clock and Off-line Printing Routin Programing

本文主要讨论了一种实现时钟及脱机打印的方法.使用了打印机中断,事件中断并改写了原DOS 的打印机中断支持程序.以设备驱动程序的方式加载,使应用程序能对它进行控制.

The paper presents a method of progra-ming of controled dos-realtime clock andoff-line printing.It uses the printer andevent interrupt and adjusts the dos interruptroutin of printer.User can controle it bycommon dos file interface.