Linux的射频模块驱动设计。　　本文首先从嵌入式系统的概念、ARM微处理器和嵌入式操作系统的概念出发，描述了S3C2410的体系结构，具体研究了UART口和I/O口的控制，然后深入到linux环境下的驱动开发当中，介绍了本论文的软件开发环境，然后讨论了Linux系统驱动程序的程序构架，最后讨论了Linux驱动体系结构，重点叙述了字符型驱动程序的编写方法。然后完成了射频控制模块（ATMEL公司AT86RF211芯片）的驱动以及电路设计，通过S3C2410的UART口传输数据，通过I/O口去控制射频芯片。给出了驱动实现的关键程序和最小系统模块电路图。射频模块（AT86RF211）的驱动程序，包括了对它的模块收发数据的时序实现和对模块实体的控制。-The Linux radio frequency mold piece drive a design.　　This text set out from the concept, ARM microprocessor of the built-in system and the concept of the built-in operate system first, descr iption the system structure of the S3 C2410, concrete research UART and I/O of control, then thorough arrive under the linux environment of drive a development in the middle, introduction the software of this thesis development environment, then discussion the Linux system drive the procedure fr a me of procedure, end discussion the Linux drive system structure, point describe character list type drive procedure of write a method.Then completion radio frequency control drive of mold piece(the ATMEL company AT86 RF211 chip) and electric circuit design, the UART which pass the S3 C2410 deliver a data and pass an I/O chip to the control radio frequency .Give drive the key procedure of realization and minimum system mold a piece electric circuit diagram.The radio frequency mold piece(the AT86 RF211) drive