研究了典型的嵌入式Linux 操作系统,概述了如何构建嵌入式Linux 开发 环境,分析了Linux 内核的修改和剪裁,并在开发板上实现串口通信。 关键字:嵌入式系统;linux;内核;裁剪 Research and Application of Embedded Linux System Based on ARM Zhu lin, Zhu zhongming(Chengdu University of Technology, Chengdu 610059 ) Abstract:Typical Embedded Linuxoperating systems are studied, it is summarized how to build a development condition of the embedded Linux and analyzed deeply how to modify and tailor the Linux kernel and serial communication are realized on the developing board. Keywords:embedded;operating;system;linux;kernel;ailor