计算机工程与设计
計算機工程與設計
계산궤공정여설계
COMPUTER ENGINEERING AND DESIGN
2015年
2期
514-519,538
,共7页
陕天龙%周继芹%王春亮%张伟功
陝天龍%週繼芹%王春亮%張偉功
협천룡%주계근%왕춘량%장위공
通用串行总线%动态重构%高速串行总线%总线测试系统%数据通信
通用串行總線%動態重構%高速串行總線%總線測試繫統%數據通信
통용천행총선%동태중구%고속천행총선%총선측시계통%수거통신
USB3. 0%dynamic reconfiguration%high-speed serial bus%UM-BUS test system%data communication
UM-BUS总线单通道最高通信速率为200 Mbps,采用8通道并发传输时,总线有效带宽可达149.5 MB/s,其测试系统需要在采集终端与PC机之间建立不低于此带宽的通信通道,USB3.0理论传输速率可达5 Gbps,可满足UM-BUS总线测试系统的传输需求,由此设计实现UM-BUS总线测试系统的USB3.0应用方案。实验测试结果表明,该方案实际传输速度可达180 MB/s,为实现UM-BUS测试系统的无过滤监听和故障注入等功能打下了基础。
UM-BUS總線單通道最高通信速率為200 Mbps,採用8通道併髮傳輸時,總線有效帶寬可達149.5 MB/s,其測試繫統需要在採集終耑與PC機之間建立不低于此帶寬的通信通道,USB3.0理論傳輸速率可達5 Gbps,可滿足UM-BUS總線測試繫統的傳輸需求,由此設計實現UM-BUS總線測試繫統的USB3.0應用方案。實驗測試結果錶明,該方案實際傳輸速度可達180 MB/s,為實現UM-BUS測試繫統的無過濾鑑聽和故障註入等功能打下瞭基礎。
UM-BUS총선단통도최고통신속솔위200 Mbps,채용8통도병발전수시,총선유효대관가체149.5 MB/s,기측시계통수요재채집종단여PC궤지간건립불저우차대관적통신통도,USB3.0이론전수속솔가체5 Gbps,가만족UM-BUS총선측시계통적전수수구,유차설계실현UM-BUS총선측시계통적USB3.0응용방안。실험측시결과표명,해방안실제전수속도가체180 MB/s,위실현UM-BUS측시계통적무과려감은화고장주입등공능타하료기출。
The data transfer rate of UM-BUS can reach 200 Mbps/lane,and the effective bandwidth can reach 149. 5 MB/s at 8 lanes.The channel bandwidth between data acquisition terminal and PC must meet the above requirement.The USB3. 0’s theo-retical transmission rate can reach 5 Gbps,which meets requirement of UM-BUS test system.the design and application of USB3. 0 in the bus test system was put porward.The experimental result show that the USB3. 0 can ensure data transmission running at 180 MB/s.Data’s monitor with no filter and fault injection are both the bus test system’s important functions,the performance of USB3. 0 application lays the foundation of these functions realization.