TKKL

pc104硬件说明文档， 主要是cpu，串口通讯等的pdf 偶绘制pc104开发板的参考文档-pc104 hardware documentation, mainly cpu, the pdf serial communications development board pc104 dual mapping of the reference documentation

* 本算法用最小二乘法依据指定的M个基函数及N个已知数据进行曲线拟和 * 输入: m--已知数据点的个数M * f--M维基函数向量 * n--已知数据点的个数N-1 * x--已知数据点第一坐标的N维列向量 * y--已知数据点第二坐标的N维列向量 * a--无用 * 输出: 函数返回值为曲线拟和的均方误差 * a为用基函数进行曲线拟和的系数, * 即a[0]f[0]+a[1]f[1]+...+a[M]f[M]. -* The algorithm using the least-squares method based on the designated function of M and N-known curve data to be imported and* : m-- the known number of data points M* f-- From M* n vector function-- known data points the number N-1* x-- known data points of the first N-dimensional coordinates listed Vector* y-- known data points of the second N-dimensional coordinates shown in a vector*-- useless* Output : function return value to the curve-fitting and the mean square error* for the use of a base function and the curve fitting coefficients,* is a f [0] [0] a [1] f [a] ... a [M] f [M].

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ESRI公司ArcInfo的Shape文件格式介绍-the ESRI ArcInfo Shape file format introduced

这是一些论文，IEEE上的，很有价值,可以参考一下-This is the number of papers, IEEE on the great value

DMA技术与DMA控制器：DMA传输控制原理，8237A的工作方式，8237A寄存器组的作用，8237A寄存器组的编程-DMA technology and DMA controller: DMA transfer control principle, 8237A work, 8237A group of the role of registers, 8237A Register Group Programming

svpwm technique as a control stratergy for more efficient and less harmonic operation of motors.

功能很齐全含有ASK，PSK等。我想大家很需要它。希望大家下载它。-Function is complete with ASK, PSK, etc.. I think we very much need it. I hope you download it.

< 电子工艺学>>PPT 文件,是北大出版社出版的,电子工艺的知识比较全面.

学习EXCEL2003在数据统计方面的应用,这是个不错的选择,这里面有丰富的函数,满足你处理数据的需求.-EXCEL2003 study in the application of statistical data, this is a good choice, there is a wealth of function to meet your data processing needs.