Software Configuration Management is useful to the management of whole development team. This paper introduces definition of software configuration management and tools of software configuration management. This paper also introduces version control process and change control process of the development of PI3000 platform. A tool of codes check out and check in based on XML is designed and implemented. Configuration management is becoming fast and exact using this tool. This tool is used with defect management system. The results of application show that this tool is useful to the work of configuration management in the development of PI3000 platform.