硬件实验报告（程序+流程图）。实验一：汇编语言程序的建立和执行；实验二：字符统计算法的实现；实验三；实验四：存储器读写实验；实验五：直流电机转速测量与控制实验；实验六：8259单级中断控制器实验内容；实验七： 继电器控制-Hardware experimental (program,+ flow chart). Experiment: the assembly language program establishment and implementation　Experiment II: Character Count algorithm　Experiment 3　Experiment 4: memory reading and writing test　Experiment 5: DC motor speed measurement and control experiments　experiment: 8259 single-stage interrupt control experimental device content　Experiment 7: relay control