| 基于FPGA的高速信号采集板卡的设计 |
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| 引用本文： | 王晓彬,马戎,李乐尧,付维平,刘广森.基于FPGA的高速信号采集板卡的设计[J].测控技术,2011,30(6):25-28. |
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| 作者姓名： | 王晓彬 马戎 李乐尧 付维平 刘广森 |
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| 作者单位： | 西北工业大学自动化学院; |
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| 摘 要： | 传统模拟信号采集板卡的低通信速率已成为高性能飞控测试系统功能的"瓶颈",针对这一问题,设计了一种以FPGA为核心的总线型高速数据采集板卡.板卡中信号调理电路有效抑制了模数转换中的零点温度漂移等问题,专用的模数转换芯片提高了采集精度.BLVDS总线与Modbus协议的应用使板卡具有模块化、网络化的功能.设计过程中充分利用...
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| 关 键 词： | 现场可编程门阵列 高速数据采集 总线型低压差分信号 C8051F120 |
Design of High Speed Data Collect Broad Based on FPGA |
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| WANG Xiao-bin,MA Rong,LI Le-yao,FU Wei-pin,LIU Guang-sen.Design of High Speed Data Collect Broad Based on FPGA[J].Measurement & Control Technology,2011,30(6):25-28. |
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| Authors: | WANG Xiao-bin MA Rong LI Le-yao FU Wei-pin LIU Guang-sen |
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| Affiliation: | WANG Xiao-bin,MA Rong,LI Le-yao,FU Wei-pin,LIU Guang-sen(School of Automation,Northwestern Polytechnical University,Xi'an 710129,China) |
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| Abstract: | A high speed data acquisition board is designed to solve the problem that low communication rate of traditional A/D boards has already become a critical bottleneck of autopilot test system with high performance requirements.Zero temperature drift is solved by conditioner circuit of the board,and the dedicated ADC chip significantly improves the sample accuracy.The design of BLVDS and Modbus protocol extend the function of modularization and network communication.The system emulation and debugging are implem... |
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| Keywords: | FPGA high speed data collect BLVDS C8051F120 |
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