| 基于FPGA的多通道数字示波器设计 |
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| 引用本文： | 安亚君. 基于FPGA的多通道数字示波器设计[J]. 微计算机信息, 2011, 0(7) |
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| 作者姓名： | 安亚君 |
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| 作者单位： | 辽宁工程技术大学; |
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| 摘 要： | 该数字示波器以SEP4020芯片和FPGA芯片为控制核心,利用高精度转换芯片ADS8322和高速八选一模拟开关74HC4051进行数据的采集和通道的切换,基于等效采集原理可实现对10Hz-10MHz的周期信号进行采集和显示,实时采样速率≤1MSa/s,等效采样速率≥200MSa/s。
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| 关 键 词： | 数字示波器 FPGA 等效采集 |
The design of multi-channel digital oscilloscope based on FPGA |
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| AN Ya-jun. The design of multi-channel digital oscilloscope based on FPGA[J]. Control & Automation, 2011, 0(7) |
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| Authors: | AN Ya-jun |
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| Abstract: | The digital oscilloscope is SEP4020 -chip and FPGA chip as the control center, using high -precision conversion chip ADS8322 and high-speed analog switch 74HC4051 eight selected one data collection and channel switching can be realized based on the principle of equivalent acquisition 10Hz-10MHz of periodic signal acquisition and display, real-time sampling rate not exceeding 1MSa / s, equivalent sampling rate not less than 200MSa / s. |
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| Keywords: | digital oscilloscope FPGA equivalent collection |
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