this program calculate problem N queen in chess page

说明：  共5个文件。2个描述了一些时钟的初始化以及时钟的使用。2个描述了UART的使用。一个文件是一个简单的使用示例。(This zip file contains the simple code to control the stm32 components. It tells how to initialize the clock module, use the clock module, and how to do the same thing to UART.)

Call Dm from net

c#操作excel程序库，适用于winform和webform-operation excel libraries, which applies to winform and webform

最优控制率下的PID控制器参数，使其具有更好的鲁棒性和自适应的能力。(Optimal control rate of PID controller parameters, it has better robustness and adaptive capacity.)

mallet wavelet小波消噪 小波3层分解并重构。(mallet Wavelet Denoising)

csr   的  led 灯  代码  其中加入了一个计时的timer 的task

Si4313 无线遥控接收程序，和Si4010 遥控程序配合(The Si4313 wireless remote receiving program, and Si4010 remote control program with the)

一些简单的c程序源代码 帮助初学者更好的了解C语言(Some simple C program source code to help beginners to better understand the C language)

说明：  代码包含以下算法：三叶梅花线,圆柱螺线,圆锥螺线,三次贝塞尔曲线,三次B样条曲线。 环形面,锥面,双线性曲面,旋转曲面,贝塞尔曲面,B样条曲面。(The code contains the following algorithms: three-leaf plum blossom line, cylindrical spiral, conical spiral, cubic Bezier curve, cubic B-spline curve. Torus, cone, bilinear surface, rotation surface, Bezier surface, B-spline surface.)

说明：  剪贴板监控，监控应用程序的剪贴板操作，会对剪贴板内的变化做出响应(clipboard monitoring and control applications in the clipboard operations, the clipboard will respond to changes)