大小写转换

3、编写口令程序 要求： 1) 口令是随系统时间而变动的。（在输入口令前应先把当时的系统时间显示在屏幕上） 2)口令输入有次数限制。（口令与时间有关，但不能直接输与显示在屏幕上时间的数值，应进行运算。 3)、口令输入正确后进入选歌菜单，可选3首以上歌曲，可任意停止返回菜单。-3, the preparation of password procedures require: 1) The password is with the system changes over time. (Enter the password in the system at that time before the time displayed on the screen) 2) have a limited number of password input. (Password and time, but should not direct transmission and display on the screen time value calculations should be carried out. 3), enter the correct password selected songs backward menu options for more than three songs, free to stop the return of the menu.

编程高手 讨论 -programming experts to discuss programming experts discussed

hui汇编语言资料 教程 一部值得收藏的经典教程-汇编资料

4.4装配。。。嘟嘟程序，输入N个字符，N嘟嘟。（已完成）ysk3.asm。。。显示一个星形倒三角形。。。用asm编程把键盘输入的八个无符号二进制数转换成十六进制数和十进制数，并输出表单.asm... 使用子程序程序按以下三种格式（、TT、Short）打印九九成法标：（已完成）字符.asm... 小写字母a b c d。。。x y z ASCII分别为61H 62H 63H 64H 78H 79H。。。7AH和大写字母A B C D。。。。X Y Z ASCII分别为41H 42H 43H 44H 58H 59H L1.5AH…，使用字符串处理编程指令，从键盘上输入16个字符（字母和其他区分大小写的字母数字二者），记入BUF1启动存储区并将其传输

利用PC机的硬件定时8253, 编制秒表延时(0~9秒)程序.要求: 按任意键,开始计时, 在屏幕上以1秒间隔从0到9显示 按ESC键,计时停止.-use of PC hardware-timed 8253, the establishment of a stopwatch Delay (0 ~ 9 seconds) program. Requirements : by the arbitrary button, the timer on screen to a second interval from 0 to 9 shows by the ESC key, a time to stop.

dsp c32下开发的waver单边带调制程序-dsp good under development seeks single sideband modulation procedures

点阵(公交车上的滚动显示) ,本压缩包里面含有原理图和远程序(Proteus),-Lattice (buses rolling display), the compressed packet inside contains schematic and far from the procedure (Proteus),

是关于交通灯的实验报告.对初学都很有帮助 .支持吧-Traffic lights are about the report of the experiment. Are very helpful for the beginner. Support it

基于arm的示波器设计，内含单片机控制外部驱动程序-Based on the arm of the embedded microcontroller control design, oscilloscope external driver

配合单片机I/O口，实现单片机对LCD1602的简单控制，从而实现液晶显示（包括图像显示）的功能。-With single-chip I/O port, to achieve single-chip LCD1602 simple to control, in order to achieve liquid crystal display (including image display) functions.