内存受限系统软件开发一书的代码。（虽不及Gang of Four的模式掷地有声，但也相当不错.使用c and java，姑且放到embeded linux一类中吧）-memory constrained systems software development of a code book. (And not the Gang of Four patterns resounding, but also quite good. C and the use of java, but if embed

嵌入式系统中也有可以用java写的功能，这个就是用java写的代码-this is a embeched system ,you can learn from it some knowledge

pos开源系统源码，详细注释，系统过程明确，java代码，可应用于嵌入式linux。-free java code for pos.It can use at embeded linux.