这段代码是用arduino测试ldr值的uno，该值显示在arduino的串行打印中，它是将四个ldr值一起测试的

定时器:可以自动记录你开机和关机的时间,和定时提醒和定时关机功能-Timer: You can automatically record your startup and shutdown time, and the timing shutdown and timing remind function

采用DAC0832实现数模转换，分别将一组数据转换为锯齿波，三角波，正弦波，在一种波形输出时，按Q键转为输出下一种波形。-used to achieve several DAC0832 mode conversion, respectively, to a group of data conversion for the ramp, triangle wave, sine wave, in a waveform output, according to Q keys under an output waveform.

有n个人围成一圈，顺序排号。从第一个人开始报数（从1到3报数），凡报到3的人退出圈子，问最后留下的是原来第几号的那位。-There are n individuals form a circle,order. The beginning of the first reported from a number of individuals (from 1-3 off), who reported 3 out of the circle of people who asked the last remaining original issue of the first of several that.

通过com接口操作excel的小例子。该代码只是简单的操作方法，具体应用还需扩展。-Com interface operations through a small example excel

Visual Basic 大作业VB大作业-Visual Basic largest operating VB big operation

利用Bresenham画圆法画同心圆-use Concentric Circle paintings

此应用程序用于训练主记录。应用程序是非常简单和友好的使用。使开发的应用程序具有良好的特性.

我自己开发的SOCKET程序，没有密码 仅供参考和交流，欢迎大家批评-I SOCKET development of the procedures, no password is for reference only and exchanges, we welcome criticism

我所写的一个c++类,可以得到目录,只要复制过去就可以直接运行.-I wrote a category c can be directory, as long as the copies on the past can be directly run.