The High-speed bulk transmission in USB 2.0 protocol can meet the requirementthat the data capacity is very large in PMC, and Mass Storage Class in USB protocol also aims at mass ofdata transmission.
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- 便携式媒体播放器的数据容量是相当大的;而USB2.;0协议中高速Bulk传输就能满足这种需求;同时USB协议的MassStorage类就是针对这种海量数据传输的。