我们上课，老师给的参考程序。在星研仿真环境下运行。结合8259、8253、8279三片芯片，CPU为8088。压缩文件内是2份文档，一份是软件框图，另一份是接线及程序代码。-We took classes and teachers to the reference procedure. In the Star simulation environment running under study. 8259,8253,8279 three-chip combination, CPU of 8088. Within the compressed file is two copies of the document, a software block diagram, the other is the wiring and program code.