基于VB对AutoCAD的二次开发，主要是通过运用VB编程对AutoCAD软件中的基本绘图操作进行控制，了解AutoCAD软件中的常用命令-VB-based AutoCAD secondary development, mainly through the use of VB programming basic drawing operations in AutoCAD software control, the commonly used commands in AutoCAD softwar

单片机最小系统设计，主要有时钟和温度传感器以及键盘扫描芯片。-The software in WinCE is the main control module, and periphery single chip system is the assistant module. The system includes video capture, web server and single chip system, which can catch the real time temperature

OpenPnP is a project to create the plans, prototype and software for a completely Open Source SMT pick and place machine that anyone can afford. I believe that with the ubiquity of cheap, precise motion control hardware, some ingenuity and plenty of