This paper also introduces the high-speed data transfer and memory by utilizing DMA and ping-pong butter.
对于高速的数据采集与存储，给出了DMA方式的传输与乒乓缓冲机制的实现方法。
FIFO (first in first out) and DMA are two primary modes for the high-speed data transfer between the data acquisition (DAQ) equipments and PCs.
数据采集设备与PC主机之间的高速数据传输有FIFO(先进先出)和DMA两种主要方式。
In addition, an on-chip DMA controller (DMAC) and data transfer controller (DTC) are provided, enabling high-speed data transfer without CPU intervention.
另外，还提供了内置dma控制器(DMAC)和数据传送控制器(DTC)，可实现无cpu干预的高速数据传送。
Orthogonal Frequency Division Multiplexing (OFDM)technology in recent years is the rise of a wireless channel to achieve high-speed data transfer of new technologies.
正交频分复用（OFDM）技术是近几年兴起的一种在无线信道上实现高速数据传输的新技术。
This subject is the signal processing part of SDR system which belongs to a cooperative project — High-speed data transfer access system on monitoring railway security — with a company.
本课题来源于与公司的合作项目——铁路安全监控数据高速移动接入系统，属于其中的软件无线电信号处理部分。
Once the hybrid NAS/SAN server grants access permission，clients connect directly to the SAN disk array for high-speed file data transfer.
一旦混合的NAS/SAN服务器授予存取权限，客户机就直接连到SAN磁盘阵列，进行高速文件数据传输。
High speed data transfer interface is an essential component of semiconductor laser imaging radar system.
高速数据传输接口是半导体激光成像雷达系统的重要组成部分。
It becomes more difficult to realize frame synchronization with higher data transfer speed, and this field applies mostly high-speed digital circuits technique.
随着数据传输速率增高，其帧同步的实现就越来越困难，而该领域主要是应用高速数字电路技术。
A design method of data test system based on GM8123 is provided, which applies serial port expansion technologies to realize data transfer, acquisition and processing with high speed.
基于GM 8123芯片建立的数据检测系统，提出了运用串口扩展技术提高数据传输速率，进而实现系统对数据的高速采集和处理。
When high speed data acquisition is taken by microcomputer, it will not be able to participate directly in the data transfer process due to the limitation of operating speed.
在高速数据采集时，微机系统由于操作速度的限制，已经不能直接参与数据传输过程。
The basic function of digital down-conversion technology is to transfer wideband high speed data signals into narrowband low speed data signals, so that DSP can process them in real time.
数字下变频技术的基本功能是将宽带高速数据流信号转变成窄带低速数据流信号，以便DS P实时处理。
USB has been a PC standard interface which can transfer data in high speed.
通用串行总线USB已成为PC的标准接口，它可以实现高速的数据传递。
The system meets the practical requirement of engineering with low power, high speed in data transfer and is convenient to use.
该系统具有功耗低、数据传输速率高、使用方便的特点，满足了工程的实际需要。
The experimental results show that the wireless data transfer system can work steadily at a high data speed with the satisfying accuracy.
实验证明，该系统传输数据快，准确率高，工作稳定可靠。
The USB transfer type is bulk mode which can provides high speed data transfer.
USB通信采用块传输方式，可以提供高传输速度。
Now, many image collector transfer inamge data to a computer through the computer interface, accomplish their work with the help of high computing speed and large storage capacity of the computer.
目前的图像采集设备大都要通过计算机接口将图像数据传输到计算机中，借助计算机的高运算速度和大存储容量完成图像采集工作。
In the design of transmission, as USB technology that is very popular has convenience and high speed, this research selects it to finish the task, that the data transfer to the computer.
在传输系统的设计中，使用了现代流行的USB技术，由于其“热插拔”的方便性和传递数据的高速性，因此采用该技术作为传递数据到主机的方法。
Thirdly, the system can transfer data to PC at a high speed on the series interface based on USB2.0 technology, which is satisfied with the demand for a great many data transmission.
本系统运用USB2.0高速数据串行传输接口技术，实现了数据串行高速传输，满足了高数据吞吐量要求。
Thirdly, the system can transfer data to PC at a high speed on the series interface based on USB2.0 technology, which is satisfied with the demand for a great many data transmission.
本系统运用USB2.0高速数据串行传输接口技术，实现了数据串行高速传输，满足了高数据吞吐量要求。
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