According to the characteristics of the pin configuration function based on ARM-Core4x microprocessor can be reduced,application service module of hardware driver layer attention and business code and driver code coupling,proposes a design method of embedded software development platform based on ARM-Core4x microprocessor,the platform can provide a standard POSIX hardware interface and operating system and network protocol the basic application interface based on reasonable design and the sub module between logical call mechanism,the platform to achieve the core module and Application module independently compile and run the mutual call function module,the realization of the overall function of development platform.Through the application of the platform software module two development,reduce the user application development of ARM microprocessor hardware attention,the user development focus on the application and implementation of the business.Practice has proved that the software platform can be used in low voltage relay protection devices and intelligent equipment product development,improve the user application development efficiency and reduce the difficulty of development.%针对基于ARM-Core4x微处理器的管脚功能可配置的特点,降低应用业务模块对硬件驱动层关注度及业务代码与驱动代码耦合性,提出了一种基于ARM-Core4x微处理器的嵌入式软件开发平台设计方法,该平台可提供了基于POSIX标准的硬件操作接口和操作系统及网络协议基本应用的接口,并通过子模块间逻辑调用机制的合理设计,实现了平台核心模块和应用模块独立编译且运行期间相互调用功能模块,实现开发平台的整体功能;通过对该平台软件的应用模块二次开发,减少用户应用开发对ARM微处理器硬件的关注度,使用户开发重点聚焦在应用及业务的实现上;实践证明,该软件平台可方便应用在低压继电保护装置以及智能化设备产品的开发,提高了用户应用开发效率和降低开发难度.
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