The Research Of Data Transmission System Based On High Speed Serial Bus

With the rapid development of digital communication technology,digital transmission system based on high-speed serial bus is becoming more and more popular and playing an important role in more and more occasions.Firstly,this paper analyzes the related technology of serial data transmission field,current situation and development trend by comparing the domestic and foreign related technology,puts forward a digital transfer system based on high speed serial busdesign scheme,achieve optical fiber communication,PCIE,DDR3 cache and other advanced technology in the FPGA platform,achieve the good transmission performance.The main design of this paper is based on a Xilinx company's Kintex-7 series FPGA chip as the core,to achieve the Aurora optical fiber transmission protocol,PCIE protocol and DDR3 cache function.The main work is as follows:1.Research the current situation and development trend of related technologies both domestic and abroad,and propose the design scheme of high-speed serial transmission system.Analysisthe basic principle of the key technologies involved,including the analysis of PCIE bus standard equipment level,and introduces the configuration space of the transaction,the Aurora protocol and the principle of transmission,and analysis of the working mechanism of DDR3.2.Analysis the overall design requirements of the system,detailing the overall design of the system hardware,as well as the specific hardware design of each functional module.3.Discusses the logical design of the system,including the Aurora protocol based optical fiber transmission module,PCIE module DMA transmission mode,DDR3 cache module and other core modules of the logic design,and timing simulation.4.Tested the performance of the transmission system,and the experimental results are analyzed.