针对TI 公司的TMS320LF2407，在详细描述其串行通信接口和模块的基础上，结合减摇水舱试验台架控制系统，介绍了实现DSP 与PC 机串行通信的设计方法，并给出了相关的框图和程序。关键词：DSP 串行通信接口 减摇水舱 试验台架Abstract：In this paper, serial communication interface and module of TMS320LF2407 produced by TI have been described. The design method of serial communication between DSP and PC based on the anti-rolling tank examination platform is introduced. Some diagrams and program have been showed in the paper.Keywords: DSP; Serial communication interface; Anti-rolling tank ; Examination platform