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usb3.0开发板原理图,有参考价值，能跑到200M(usb3.0 development board schematics)

基于AWR微波仿真软件的设计仿真微带线分支线定向耦合器实验报告(AWR Microwave simulation based on the design of simulation software microstrip line branch line directional coupler experimental report)

用单片机仿真的一个定时器,很有意思,里面有仿真文件,可以瞧瞧(Single-chip simulation using a timer, it is interesting, there are simulation file, you can look at)

ESP8266模块最全资料及网络调试助手，附带STM32实例程序。(ESP8266 module is the most complete data and network debugging assistant, with STM32 example program.)

基于STM32F103C8T6单片机设计的直流无数电机，速度闭环，经过调试了的，没有问题，对初学者很有借鉴作用(STM32F103C8T6 microcontroller based design of DC numerous motors, speed closed loop, after debugging, no problem, very useful for beginners)

对意法半导体最常用的32位单片机位带操作的理解(STMicroelectronics appreciated that the most commonly used 32-bit microcontroller operation)

说明：  由单片机作为控制端口，同时通过外部扩展控制按键控制步进电机的运行。(this design is very perfect。)

雨水检测本程序以智能家居系统中的水滴检测为课题，以水的导电性为依据，并根据主控器STC89C52 的程序指令处理后，用蜂鸣器和led报警显示。(The rain detection program takes the water drop detection in the intelligent home system as the subject, based on the electrical conductivity of the water, and after the program instruction of the main controller STC89C52, the buzzer and LED are used to alarm.)

实现HDLC链路层的校验模块程序，在ads和mipchipc30上都调试成功。(HDLC link-layer implementation of the calibration module procedures, mipchipc30 in ads and on the success of all debugging.)

Qt5自带的modbusTCP类实现的TCP modbus通信，程序包含客户端和服务器，开发环境为ubuntu16.04+Qt5.6.1，如打不开服务器，请将编译出的程序用sudo运行。(Qt5 comes with the modbusTCP class to achieve the Modbus TCP communication, the program contains the client and server, the development environment for ubuntu16.04+Qt5.6.1, such as the server does not open, please compile the program run with sudo.)