USART-RS232

打孔机主要用于在制造印刷线路板流程中的打孔作业。本问题旨在提高某类打孔机的生产效能。 打孔机的生产效能主要取决于以下几方面：（1）单个过孔的钻孔作业时间，这是由生(this is a new suan fa ofaa)

rs232实验 可以看看是综合实验 需要的人 是51的板子 用keil编译(the rs232 experiment to see people in need of comprehensive experimental 51 board keil compiler)

菜单编程操作的源代码，有助于对菜单的理解。。(Menu programming operation of the source code, contribute to the understanding of the menu. .)

160160程序,160160模块电表使用比较多,供参考(160 160 procedures, 160 160 more modules to use the meter, for reference)

无线通讯nrf905，很适合初学者来学习，里边包括了对射频寄存器的设置什么的(Wireless communication nrf905, it is suitable for beginners to learn, inside contains the settings for RF registers what)

ATMEGA48 头文件 适用于 ICCAVR7.0 有些版本没有ATMEGA48的头文件(ATMEGA48 )

Visual C++数据库编程与实例 pdf超高清电子版与原书光盘，非常不容易搞来的，福利来啦！200多M，只能分割，敬请见谅！主卷是VisualCDatabaseProgramAndExamples.zip，还需要下载12个分卷，此为第5分卷(Visual C++ database programming with examples pdf electronic version of ultra-high-definition optical disc with the original book, is not easy to engage in, and benefit coming! More than 200 M, only split, please forgive me!)

三电平SVPWM仿真,运行很好，三电平SVPWM仿真,运行很好，分享给大家( Three level SVPWM simulation, the operation is very good)

基于PLC的控制楼层的电梯系统，是毕业论文哦，希望对你有帮助！单片机学习：http://www.emcuc.com(Floor elevator control system based on PLC, is the thesis Oh, you want to help! SCM learning: http://www.emcuc.com)

与单片机接通,实时获得室内温度和湿度数据的程序(Connected with the microcontroller, real-time access to the indoor temperature and humidity data of the program)