raw os的源码，支持mini2440，该系统的性能很好，应该说比ucos的性能更好，为国产的系统又做出了重要的开源贡献，mini2440开发板的朋友可以下载-raw os is very good performance of the operating system , this is a real-time system, the code can be applied to the mini2440, then you can download and try