10.-stepper_motor

MATLAB经典函数参考教程MATLAB function reference tutorial Classic(MATLAB function reference tutorial classic MATLAB function reference tutorial Classic)

em算法matlab代码。解压缩后直接可以在matlab环境下运行(em algorithm Matlab code. Decompress directly in the operating environment Matlab)

XY轴联动机床控制程序，通过输入不同的坐标点可以绘制不同的轨迹图形，测试完全正常，有实物图片(To achieve a two-axis CNC machine tools XY movement, there are procedures and physical picture, a test run as usual.)

希望此段源编码能给所有需要它的朋友带去快乐，(This source code can give hope to all those in need of a friend brought it happiness,)

一杯沸水冷却，圆柱体模型，底面半径0.05m，高0.1m，周围温度20度，初始水温100度 方程是四维输运方程（常数a^2=k/(c*p)，k是热传导系数0.6006焦/（米*秒*度）） 初始条件：t=0时水等于100度 边界条件：1.上下壁都是自由冷却，第三类边界条件，周围温度保持在20度（H=k/h,h取1） 2.杯壁绝热，第二类边界条件 图形显示格式,取过圆柱轴的截面温度变化将其做成动画. (A cup of boiling water for cooling, the cylinder model, the bottom radius of 0.05m, the high-0.1m, an ambient temperature of 20 degrees, the initial water temperature of 100 degrees is four-dimensional transport equation equation (constant a ^ 2 = k/(c* p), k is the thermal conductivity coefficient of 0.6006 J/(m* s* degrees)) initial conditions: t = 0 when the water equivalent to 100 degrees boundary conditions: 1. up and down the wall are free cooling, the third boundary condition, the ambient temperature maintained at 20 degrees (H = k/h, h check one) 2.杯壁insulation, the second boundary condition graphical display format, check-off section of cylindrical shaft temperature change to make animation.)

电池数据，锂电池，铅酸电池，镍氢电池的实验数据。(Experimental data of battery data, lithium batteries, lead-acid batteries, nickel-metal hydride battery.)

用MATLAB/SImulin仿真平台搭建的直直变换器，加有闭环控制，正激电路、反激电路、丘克电路。(DC-DC converter modeling and simulation by matlab simulink,closed-loop control，Foward,Flyback,CuK circuit)

高斯信号脉冲成型，可以作为通信系统的输入端信号。(The Gauss pulse shaping can be used as the input signal of the communication system)

多通道软件化软件无线电发射机实现程序,采样速率为25KHz，基于多相滤波的8通道发射机源程序。(Multi-channel SDR(soft defined radio) )

Another way to do a stft but with fft from matlab