计算机原理课程（微机原理）课程上用到得汇编源程序。包括8250编程，8259，8253，8255，ad0809,dac9021等硬件的汇编代码。相信对于学习这一块的人来说，这些文件内容一看就懂。-Computer Principles Course (Computer Principles) course on the compilation of source code must be used. Including the 8250 program, 8259,8253,8255, ad08

8259仿真的设计有汇编语言的程序代码等-8259 simulation of the design of assembly language code