用单片机制作的高精度计数器，验证通过，适用于计数场合。...

用VB实现USB功能，主要是通过调用EasyD12.dll动态连接库函数,控制USBU端对 DP-51学习板24WC02时行读写控制。-VB USB functions, mainly through call EasyD12.dll DLL function, USBU-right control of DP-51 learning at the plate WC02 24 firms control read and write.

从键盘输入两个数字(0~7)之间 （1）用16进制表示两个数的和 （2）用四位二进制表示两个数的差，结果一定>=0 （3）用两位十进制表示两个数的积 exemple:-keyboard input from the two figures (0 to 7) between (a) a 16-band, said the number two and (2) with four two binary said the number of poor, the results would certainly gt; = 0 (3) with two decimal number two said the plot example :

在dos下编程，列举出系统中的全部PCI设备，显示出厂商和设备号-Under the dos program to enumerate all the PCI devices in the system, indicating that manufacturers and device number

运行可执行程序testword.exe，出现菜单主界面，按回车键出现由26个字母组成的乱序行，这时其中任一字母落下，在键盘上敲入该字母，如果输入正确，字母消失；按ESC键返回主界面；按空格见暂停；按‘E’退出。 -running executable testword.exe, there main menu interface, press the Enter key emerging from the 26 letters of the alphabet disorder OK, then any one of the letters fall into nice in the letter, if the importation is correct, the letters disappeared; According to the ESC key to return to the main interface; See box suspended by ; according to "E" withdrawal.

一个学生的信息包括姓名、班级、学号、成绩，其中成绩需要精确到1位小数。实现以下功能：  （1） 可以录入学生成绩（十进制形式）； （2） 可以按要求（如学号或成绩）进行排序显示；  （3） 可以统计不及格成绩、60~70、70~80、80~90、90~100各分数段的人数。

可执行文件向二进制文件的转换。能够将所有可执行文件转换成相应的二进制文件。-executable binary files to the conversion. All can be converted into executable files corresponding to the binary files.

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我们学校要的作业啊 看看吧-our school to look at the operations it ah

asm for motor forward and backward

PS2接口协议应用