嵌入式系统设计与开发实例详解－－基于ARM的应用（采用ARM7TDMI内核的、三星公司推出的S3C44B0X） 第四部分：PDAtest,Pingtest,RTCtest,SDRAMtest-Embedded System Design and Development example explanation -- ARM-based applications (using ARM7TDMI within nuclear, the company launched S3C44B0X) Part

ping 功能在STM32F上的实现，基于tcpip协议栈的实现-ping function at SMT32F107 test successed,it is in tcpip pro