free-RTOS在STM32F2上的移植工程模板，已经在板上跑过了，可以正常运行。开发人员下载后直接可以在这个基础上进行项目开发。(Free-RTOS's porting project template on STM32F2 has been run over the board and can function properly. Developers can directly develop the project on the basis of downloading.)