嵌入式实时操作系统μC/OS-Ⅱ的移植实例  

Transplant of Embedded Real-time Operating System μC/OS-Ⅱ

作　　者：鄢仁辉[1] 

机构地区：[1]福建师范大学协和学院信息技术系,福建福州350108

出　　处：《现代电子技术》2011年第22期71-74,共4页Modern Electronics Technique

摘　　要：随着科技的发展,嵌入式系统的应用越来越广泛,为了进行射频功率校准系统的嵌入式软件开发,需要将嵌入式实时操作系统μC/OS-Ⅱ移植到sharp lh79520微处理器上。分析了嵌入式实时操作系统μC/OS-Ⅱ的代码结构,接着,对目前流行的嵌入式微处理器sharp lh79520的特点进行了说明,详细介绍了μC/OS-Ⅱ在sharp lh79520处理器上的移植过程,特别对OS_CPU_A.ASM文件的修改给出了详细的移植代码,最后对移植的代码进行了严格的测试,结果表明移植后的μC/OS-Ⅱ操作系统内核运行稳定可靠,验证了移植的成功。With the development of technology,the application of embedded system is getting more and more widespread.The transplantation of the embedded real-time operating system μC/OS-Ⅱ into sharp lh79520 microprocessor is needed to develop the embedded software of RF power calibration system.The code structure of the embedded real-time operating system μC/OS-Ⅱ is analyzed.The characteristics of popular embedded microprocessor sharp lh79520 are described.The transplant process of μC/OS-Ⅱ into sharp lh79520 processor is presented.The transplant code for modifying the OS_CPU_A.ASM file is offered.The strict testing of the transplant code was conducted.The results indicate that the kernel of the transplanted μC/OS-Ⅱ operating system runs stably and reliably.

关 键 词：嵌入式操作系统 μC/OS-Ⅱ sharplh79520 ARM7TDMI 移植 

分 类 号：TN911-34[电子电信—通信与信息系统] TP316[电子电信—信息与通信工程]