一种基于DSP+FPGA 的多路串口和以太网通信系统

为满足以太网、CAN 总线和多路串口通信的需求，设计一种基于DSP+FPGA 的多路串口和以太网通信 系统。介绍基于DSP+FPGA 多路串口及以太网通信系统组成和工作原理，分别对DSP 电路、FPGA 电路、电源电路 的组成结构进行说明，对系统软件的功能进行阐述。应用结果表明：该通信系统具有运行稳定、性能可靠等优点， 可满足项目研制的需求。

A Multiplex Serial Port and Ethernet Communication System Based on DSP+FPGA

In order to meet the requirements of Ethernet, CAN head office and multi-channel serial port communication, a multi-channel serial port and Ethernet communication system based on DSP + FPGA is designed. Introduce the composition and working principle of DSP + FPGA-based multi-channel serial port and Ethernet communication system, and explain the structure of DSP circuit, FPGA circuit, and power circuit respectively, and explain the functions of system software. The application results show that the communication system has the advantages of stable operation and reliable performance, and can meet the needs of project development.