锅炉水位模拟系统。由两排各125个小LED灯组成，可以让小灯从任意位置在任意时刻移动到目标位置。...

有关键盘接口的程序，我自己弄的，希望有帮助-Procedures relating to the keyboard interface, I get and I hope that helps

USB转串口程序，已经调试通过，调试环境为keilc.-USB to serial procedures, has been through the debugging, debugging environment keilc.

keilc51 环境下编译通过了的程序,可直接调用-keilc51 environment compiled through a procedure call can be directly

该文件介绍了一些单片机工程实践中的一些应用实例,里边有详细的文档资料和源程序,全部已经应用到实践当中,是单片机入门之后很好的工程实践例程!-The paper introduced the SCM engineering practice some application examples. Inside a detailed source of information and documentation, all have applied to the practice, SCM is a good entry after practice routines!

智能电加热定时控制电路原程序,智能电加热定时控制电路原程序-smart electric heating timing control circuit original, a smart electric heating timing control circuit original program

本代码应用于430单片机的2274系列，看门够指令使得P1.0口的灯间歇性亮灭。-This code applies to 430 MCU 2274 series, porter enough instruction makes the mouth of P1.0 intermittent bright lights out.

M16Uart 实验现象: 通过超级终端或者是串口调试助手向单片机发送数据,以*开始#结束 单片机储存的是*#之间的数据, 发送R可将单片机最近一次记录的数 据传送给PC机,接收到新的数据,以前的数据将被清除, 数据长度在 255个字节以内-M16Uart experimental phenomena: The HyperTerminal or a single-chip serial debugging assistant to send data to* the beginning of# The end of single-chip storage is*# Between the data, send R may be the last single-chip record data transmitted to the PC, to receive new data, previous data will be cleared, the data length of 255 bytes or less

利用52单片机通过8254定时器实现控制电机的PWM调速程序，可实现开始，停止，加速，减速。-8254 through the use of 52 single-chip motor control timer PWM speed control process, can realize the start, stop, acceleration, deceleration.

键盘扫描程序，初学者可以拿过来借鉴一下，程序里有详细注释!-Keyboard scanner, beginners can take over from you, the program, there are detailed notes!

使用89S52为核心做的USB键盘,注意修改了一下windows设备描述符以及端点处理等就行了。用了一个4*4的小键盘,有0-9十个数字键, Num Lock键,Caps Lock键,Shift键,Ctrl键,Alt键,回车键等。 最多可以有三个键同时按下，如果相交的话，最多只能两个键按下-89S52 use as the core of the USB keyboard to do, pay attention to modify the look and the windows device descriptor, such as treatment endpoint on the list. Used a 4* 4 small keyboard, has the number keys 0-9 10, Num Lock keys, Caps Lock key, Shift key, Ctrl key, Alt key, enter key and so on. Can have up to three keys pressed at the same time, if the intersection, then a maximum of only two keys pressed