| 基于ARM9的脉冲触发与数据采集控制模块设计 |
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| 引用本文： | 夏景,孔娃.基于ARM9的脉冲触发与数据采集控制模块设计[J].计算机工程与设计,2010,31(1). |
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| 作者姓名： | 夏景 孔娃 |
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| 作者单位： | 江苏大学,计算机科学与通信工程学院,江苏,镇江,212013 |
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| 基金项目： | 江苏省高技术计划重大基金项目 |
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| 摘 要： | 为适应超宽带微波近场成像系统对脉冲触发及数据采集的要求,提出了一种基于ARM9微处理器的控制模块.它通过接口电路控制脉冲源,产生用于目标成像的超宽带窄脉冲;通过串口与存储示波器进行通信,对数据采集进行控制.给出了此控制模块结构和主要硬件电路设计,介绍了控制软件的设计流程,并给出了模块中发送与接收控制功能的具体实现方法.该控制模块的应用举例结果表明,该设计方案能有效地实现成像系统中的数据发送与接收控制,满足了系统设计要求.
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| 关 键 词： | 超宽带 控制器 成像 脉冲触发 数据采集 |
Design on controller for pulse triggering and data acquisition based on ARM9 |
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| XIA Jing,KONG Wa.Design on controller for pulse triggering and data acquisition based on ARM9[J].Computer Engineering and Design,2010,31(1). |
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| Authors: | XIA Jing KONG Wa |
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| Affiliation: | XIA Jing,KONG Wa(College of Computer Science , Communication Engineering,Jiangsu University,Zhenjiang 212013,China) |
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| Abstract: | Considering the requirement of high performance in pulse triggering and data acquisition of an ultra-wideband microwave near-field imaging system,a design of the controller based on ARM9 microprocessor is proposed.With interface circuit,the controller generate triggering to control pulse generator to generate short pulse for target imaging.The controller can also control oscillograph to acquire data by serial communication.The structure and main hardware circuit design of the controller are mainly described... |
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| Keywords: | ARM ultra wideband controller ARM imaging pulse trigger data acquisition |
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