带界面的两位数计算器，完成加减乘除运算欢迎使用

P1口的某口亮与不亮的变色，不断变色，作指示闪灯用-mouth of a P1-mouth and the bright color, continuously changing color, directed by flashes

文件服务器，文件里有详细的服务器源代码和客户端源代码 非常实用

ASCII码转换成十六进制数 ,单字节ＢＣＤ码小数转换成单字节十六进制小数,双字节十六进制小数转换成双字节ＢＣＤ码小数,单字节十六进制数转换成双字节ASCII码 -ASCII conversion into hexadecimal number, single-byte BCD decimal converted into single-byte hexadecimal minority. double-byte hexadecimal decimal converted into double byte BCD minority. single-byte hexadecimal number into double byte ASCII, etc.

能够测量0hz~1Mhz范围内的各种频率，有自动换档功能-0hz ~ 1Mhz to measure the scope of the various frequencies, and features automatic transmission

键盘实现电子琴功能....用61h和1ah端口实现-Electronic organ function keyboard implementation .... 1ah use port 61h and implementation

单源最短路径问题-single source shortest path problem

功能最全的能够运行四则运算的计算器且利用堆栈实现带括号的功能-The most versatile able to run the calculator and the four operations with the use of the stack to achieve the function in parentheses

API的说明 对UCOS的API介绍很详细 可以供嵌入式系统开发运用-UCOS API description of the API can be very detailed introduction for the use of embedded system development

通过拖动活动条来显示颜色 虽然有很简单，但是还是有值得学习的地方-Article by dragging activities to show the color

用 AT89S51 单片机的定时 / 计数器 T0 产生一秒的定时时间，作为秒计数时间，当一秒产生时，秒计数加 1 ，秒计数到 60 时，自动从 0 开始。-with AT89S51 SCM timer/counter T0 produce than the regular time, seconds count as a time when a second time when, seconds count plus one, count to 60 seconds, the automatic starting from 0.