脉冲

该课程设计使用了三块接口芯片，8253、8255、8259；在程序中需要对8255芯片的控制口进行修改，改成自己所用实验板的端口-The course is designed to use the three interface chip, 8253,8255,8259 in the program need to control the port 8255 to modify the chip, into his own experimental port board

产生各种各样的频率，欢迎大家来使用，-Produce a wide range of frequency

该文件的内容是设计一个五层楼的电梯控制装置,要求每层楼根据需要控制设上下控制按键及按键指示灯,全部楼层只设置一个当前楼层显示 电梯内设开关门按键 各楼层按键及指示灯,开关门要有声响提示 每层楼高度为0.30米,楼层全高1.5米-the contents of this document is to design a five-storey building in the lift control device on each floor under the requirements necessary to control the upper and lower control buttons located buttons and lights, all floors can provide a current show floor elevator door keys internal switches on each floor of buttons and lights, switches doors have audible alert signal height of each floor 0.30 meters, the entire floor 1.5 meters high

汇编语言编写DS1302充电时钟,time是多字节读写,timexie是多字节写,timedu是单字节读-Compiled languages charge DS1302 clock, time is a multi-byte read and write, timexie are multi-byte write, timedu is single-byte read

捕捉视频VB编写, 捕捉视频VB编写,捕捉视频VB编写-VB prepared to capture video, capture video prepared VB, VB prepared to capture video

电子抢答器 系统复位后进行抢答．超前抢答显示犯规信号-electronic Responder system reset after Responder. Advance Responder shows fouls signal

8051实用程序，可生成硬件8051-8051 Utility, which will generate a hardware 8051

8259中断实验,在DVCC-598实验箱上进行,中断信号为按下开关时产生的上升沿 8253发声程序.-8,259 interruption experiments, the DVCC- 598 experimental tank, interrupted signal? Switch to the rising edge 8253 audible procedures.

这是使用汇编语言编写的一个从键盘接受输入，并在屏幕上显示的程序。其中可以输出大小写字符-This is the use of assembly language prepared to accept input from a keyboard and screen procedures. In which case characters can be output

51写的19位数码管显示的万年历程序，精度很高8个月误差5秒-51 written by 19 digital tube display calendar procedures, high precision error of 8 months 5 seconds