针对测试设备小型化的要求,对现有主流嵌入式测试系统软硬件技术进行研究;通过分析被测试对象的常用资源需求,设计了基于STM32F407微处理器的通用硬件平台;采用最新的STM32Cube生态系统的软件工具和开发方法,着重加强软件架构的标准性和可移植性设计,实现了基于FreeRTOS实时操作系统的外设驱动和应用程序设计,并在某型便携式测试设备开展了工程应用。实践结果表明,该系统集成度高、通用型好,具有一定的实用价值。

The software and hardware technologies of existing mainstream embedded testing systems are studied in response to the requirements for miniaturization of military testing equipment.By analyzing the common resource requirements of the test object,a universal hardware platform based on the STM32F407 microprocessor is designed.By adopting the latest software tools and development methods of STM32Cube ecosystem,focusing on strengthening the standardization and portability design of software architecture,the peripheral driver and application program design based on FreeRTOS real-time operating system are realized,and the engineering application is carried out in a portable test equipment.The test results show that the system has high integration and good universality,and has good practical value.