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法国Humirel公司新一代HTU21D温度和湿度传感器驱动(The Humirel HTU21D is a new generation of temperature and humidity sensors)

STM32下使用SPI接口驱动GD25Q32flash的代码，代码采用模块化编程，清晰明了。(STM32 using the SPI interface to drive GD25Q32flash code, the code using modular programming, clear.)

能够驱动5v-12v直流电机电动小车的驱动不但要求电机驱动系统具有高转矩重量比、宽调速范围、 高可靠性，而且电机的转矩 -转速特性受电源功率的影响，这就要求驱动 具有尽可能宽的高效率区。(The drive of 5V-12V DC motor electric car requires not only the motor drive system with high torque-weight ratio, wide speed range and high reliability, but also the torque-speed characteristics of the motor affected by power supply power, which requires the drive to have as wide a high efficiency area as possible.)

51单片机的模拟I2C总线接口函数，附带完整注释。(51 microcontroller simulation I2C bus interface function, fringe integrity Notes.)

建立上位机与PLC之间的modbus（RTU）通讯。利用c#实现(Modbus established between PC and PLC (RTU) communication. Use c# achieve)

Essay最简单的php日志程序应用php+html+jquery等技术。 (Essay easiest php logger application php+ html+ jquery technology.)

C8051F060初始化程序，包括端口看门狗定时器串口晶振(C8051F060 initialization procedures, including serial port Watchdog Timer oscillator)

一个用ASP编写的小型调查系统的源码，包括源码和图片(A mini-survey with the ASP system written in the source code, including source code and pictures)

好用的音乐代码生成器，可以根据五线谱生成对应的单片机代码值，修改到仿真文件运行即可播放音乐。(With the music of the code generator, which can be generated according to the staff value corresponding to the single chip microcomputer code, modify the simulation file operation can play music.)

基于 asp的 多用户 博客 系统 。只要简单的配置就可以 accsse(Asp-based multi-user blog system. A simple configuration can accsse)