矢量网络分析仪的基本原理

本文档是对VTK各种文件格式进行了一个编写，并对对各格式进行一个编写(This document is to VTK various file formats for a preparation, and a preparation of each format)

axure图表元件库，用作设计axure原型，可调整数据(Axure Chart Component Library)

包含位置式PID算法、积分分离式PID，可以广泛的应用于数据预测及数据分析,matlab程序运行时导入数据文件作为输入参数。( It contains positional PID algorithm, integral separate PID, Can be widely used in data analysis and forecast data, Import data files as input parameters matlab program is running.)

FPGA和STM32F103的多轴控制硬件设计，包含原理图，PCB(FPGA and STM32F103 multi-axis control hardware design, including schematics, PCB)

基于STM32F407实现人脸识别和指纹识别的考勤系统硬件设计。(Hardware Design of Time and Attendance System Based on STM32F407 for Face Recognition and Fingerprint Identification.)

全志A33芯片资料，包括芯片手册，用户使用说明等等(Quanzhi A33 Chip Data)

抱闸控制器，用PWM方式控制电机抱闸，在有效开通抱闸情况下缓解抱闸发热(The brake controller, using PWM to control the motor brake, brake in effective opening off brake fever)

四层电梯系统设计 有程序以及运行界面和硬件配置(Four-story elevator system design)

对delta sigma进行设计，实现delta sigma ADC的设计(this is use for delta sigma adc ,and design and achieve adc)

这本书详细介绍了实心转子的原理和设计方法，做这个工作的人有很大的参考价值！(This book details solid rotor design theory and methods to do the job of the people have a lot of reference value!)