三层结构实体类

Official OPC UA .Net Standard Stack and Samples from the OPC Foundation

说明：  学习ucos2嵌入式实时操作系统的资源资料(Learning resources of UCOS real-time operating system)

说明：  GY-30模块是一种通用的光照度检测模块，内置模数转换电路，直接数字输出。(GY-30 module is a general illuminance detection module, with built-in analog-to-digital conversion circuit and direct digital output.)

详细介绍了FLUENT里实现用户自定义湍流模型的方法。(The method of realizing user defined turbulence model in FLUENT is introduced in detail.)

使用PT100传感器检测温度，然后控制风扇转动，达到降温的效果(Use PT100 sensor to detect temperature, and then control fan rotation to achieve cooling effect.)

声波波动方程数值模拟，时间2阶空间12阶，PML吸收边界条件，及组合地震照明程序，对地震初学者有很大帮助(Numerical simulation of acoustic wave equation, time, second-order space 12 order, PML absorbing boundary conditions, and a combination of earthquake lighting program, the earthquake of great help for beginners)

基于dsp28335的脉宽调制pwm控制程序，工程文件(DSP28335 based on the pulse width modulation PWM control procedures, engineering documents)

vc可以切换当前系统的输入法。根据注册表中输入法的值来切换(vc can switch the current system' s input method. According to the registry value to switch the input method)

用于开发c语言程序及系统编程要用的进程库函数，是一些非常基础的C语言库函数(Library functions for development c language program)

说明：  非常经典的TMS320F28335点亮LED程序，适合初学者熟悉GPIO的设置(Very classic TMS320F28335 lighting LED program, suitable for beginners familiar with GPIO settings)