在quartus II环境下用Verilog实现了8255, 8253, 8259, 8250, DAC0832, ADC0809等微机接口芯片，硬件设计实验课的作品，有些芯片的功能有所简化，但最基本的功能已实现，有完整的时序仿真波形-In quartus II environment achieved with Verilog 8255, 8253, 8259, 8250, DAC0832, ADC0809 and other computer interface chip, hardware

微机原理与接口技术实验 交通灯 8255 8259 8253-Microcomputer Principle and Interface Technology Experiment traffic lights 825582598253

汇编语言电子时钟程序，基于8255A的汇编源程序，多功能的电子时钟程序-Assembly language electronic clock program, based on the 8255A assembler source, multi-function electronic clock program