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说明：  INA219 驱动程序，基于CC2541控制器，(INA219 procedures, based on CC2541 controller)

如何从access表导出到excel表

VB将彩色图象黑白化典型示例代码,有需要的就下。(VB of the typical black and white color image sample code, there is a need on the next.)

本文探讨了在MATLAB环境中实现最短路径射线追踪的方法和步骤，并通过数值模拟演示了所编程序在射线追踪正演计算中的应用。(This paper discusses the method and steps of realizing the shortest path ray tracing in MATLAB environment, and demonstrates the application of the program in ray tracing forward calculation by numerical simulation.)

说明：  在MATLAB中，基于混沌系统或者映射的图像加密(Image Encryption Based on Chaos)

VUMAT_UMAT之间的接口，用于将VUMAT转换为UMAT(VUMAT_UMAT,use to change fortran)

主要介绍了等精度频率测量原理，该原理具有在整个测试频段内保持高精度频率 测量的优点 同时在该原理基础上，采用了Verilog HDL语言设计了高速的等精度测频 模块，并且利用EDA开发平台QUARTUS11 3 .0对CPLD芯片进行写人，实现了计数等 主要逻辑功能 还使用C语言设计了该等精度频率计的主控程序以提高测量精度。本设 计实现了对频率变化范围较大的信号进行频率测量，能够满足高速度、高精度的测频要 求。-Introduced, such as the accuracy of frequency measurement principle, the principle has in the entire test frequency to maintain the advantages of high precision frequency measurement at the same time the basis of the principle of using the Verilog HDL language, such as the design of a high-speed precision frequency measurement module, and use of EDA Development platform QUARTUS11 3 .0 on CPLD chip to write, and achieved a count of the main logic function, such as the use of C language is also designed such precision the frequency of control procedures to enhance measurement accuracy. This design achieved a wide range of frequency changes in signal frequency measurement, to meet the high-speed, high precision frequency measurement requirements.

Electro Magnetic Theory Tutorial Questions & solutions

说明：  A very concise CSS3 multi-color vertical stretch drop-down menu effect, each sub-menu item can define different colors

可以通过指定键盘的event序号（Linux），对键盘进行测试，主要是键盘的键码、键值等。(You can test the keyboard by specifying the event sequence number (Linux) of the keyboard, mainly the key code and key value of the keyboard.)