The paper describes the design of a USB2.0 interface which applied in the data acquisition system, and proposes a novel method for implementing high-speed image transferring by DMA.
本文介绍了一种应用在数据采集系统中的USB2.0接口设计，并提出了一种DMA方式下实现超声内窥镜高速图像传输的新方法。
In order to acquire image, a kind of high-speed computer interface supporting long time and high throughput data transferring is needed.
要对图像进行采集就需要一种高速的，能进行长时间、大吞吐量数据传送的计算机接口。
The transfer processing section is for transferring image data to a memory.
转送处理部用于向存储器转送 图像数据。
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