基于S3C2440的LXI总线高速数据采集模块的设计 |
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引用本文: | 陈朋,牛军浩,胡聪.基于S3C2440的LXI总线高速数据采集模块的设计[J].大众科技,2012(2):50-52. |
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作者姓名: | 陈朋 牛军浩 胡聪 |
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作者单位: | 桂林电子科技大学电子工程与自动化学院 |
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基金项目: | 广西教育厅科研立项项目(201106LX163) |
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摘 要: | 为了实现分布式网络自动测试系统的数据采集部分,设计了LXI总线的高速数据采集模块。该设计采用AD9224作为S3C2440的外部A/D转换器,FIFO作为高速缓冲存储区,S3C2440作为主处理器,CPLD作为协处理器实现数据采集的逻辑控制和高速数据传输。完成了基于嵌入式linux的B类LXI高速数据采集模块,实践表明,该模块工作稳定、性能可靠。
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关 键 词: | LXI总线 高速数据采集 嵌入式Linux S3C2440 |
Design of High-speed Data Acquisition Module Based on S3C2410 |
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Abstract: | In order to realize the data collection part of the distributed network automated test systems,we has designed the high-speed data acquisition module of LXI bus.The design adopts AD9224 as the S3C2440 external A / D converter,FIFO as the cache memory,S3C2440 as the main processor,CPLD as a co-processor to realize the logic control of data acquisition and high-speed data transmission.we has Completed the high-speed data acquisition module of Class B LXI instruments for embedded linux.The practice shows that the module possesses stable operation,reliable performance. |
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Keywords: | LXI bus high-speed data acquisition embedded Linux S3C2440 |
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