十六进制负数转十进制

实现构建矩阵，矩阵的相加，相减，清零，以及转置，还有相乘的功能。(To build matrix, the matrix addition, subtraction, reset, and transposed, and the function of the multiplication. )

说明：  opengl 显示三维立方体,曲线曲面等内容(opengl display three-dimensional cubes, curves and surfaces, etc.)

图书馆管理系统。利用该系统，能进行搜索，查询等功能(Library management system. Using the system, capable of search, query and other functions)

基于stm32单片机的全彩光立方的代码，注释清晰，拿来学习。(STM32 microcontroller based on the Quan Caiguang cube code, clear notes, to learn.)

异或加密数字 实例

c++开发的OpenGl程序，一个简单的电流表指示模型应用，能实现电流表指针的左右摆动等功能(The c++ written OpenGl program, a simple ammeter instructions application model, can realize the ammeter pointer swings around etc. Function )

matlab中对图形轮廓的特征提取代码，程序实现，(matlab in the graphic outline feature extraction code, program implementation,)

介绍集成可视化的论文，包括了医疗行业的可视化，希望对各位有所帮助(The introduction integration visualization s paper, has included the medical profession visualization, hoped that has the help to each position )

基于xc164的PMSM电机FOC控制，基于xc164的PMSM电机FOC控制(PMSM FOC control)

convert from char to int