基于FPGA的McBSP接口设计

Design of McBSP interface based on FPGA

针对雷达信号处理器测试台和处理器间需要采用McBSP串行通信,设计了一种基于FPGA的McBSP接口。文中对McBSP接口的功能进行说明,并介绍了系统的原理和关键电路的设计,详细分析了FPGA内部逻辑规划、分配以及模块间的通信过程。实验证明,应用FPGA实现McBSP接口完全满足工程需求,适合雷达信号处理器测试台和处理器间通信。

The design of a McBSP interface based on FPGA is introduced in this paper ,aiming at the McBSP serial communication between Testboard and Processor of the Radar Signal Processor. The function of the McBSP interface ,the principle and the design of key circuit are introduced. In addition, the logical program, allocation and the communication process among modules are analyzed respectively. It is proved that the McBSP interface based on FPGA can satisfy the project demand completely, and it is also suitable for the communication between Tesboard and the Radar Signal Processor.