| 陈红飞,许永辉,郭新.基于DM642的GJB1188A接口数据记录仪设计[J].测控技术,2012,31(04):28-31 |
| 基于DM642的GJB1188A接口数据记录仪设计 |
| Design of GJB1188A Data Recorder Based on DM642 |
| |
| DOI： |
| 中文关键词: GJB1188A DM642 视频采集回放 1553B IDE硬盘 |
| 英文关键词:GJB1188A DM642 video capture and display 1553B IDE |
| 基金项目: |
|
| 摘要点击次数: 1453 |
| 全文下载次数: 208 |
| 中文摘要: |
| 为实现GJB1188A接口信号采集和记录，设计了一种基于DSP+FPGA的数据记录仪。硬件上，利用DM642丰富的外设资源，完成了视频采集和回放模块、以太网接口模块和IDE硬盘接口模块的设计；同时，在FPGA内部实现了1553B接口逻辑和数字I/O接口逻辑。软件上，利用DSP/BIOS开发了DM642固化软件，实现了各数据采集通道的管理和控制、硬盘存储及网络传输。该设备运行稳定，符合设计要求。 |
| 英文摘要: |
| In order to capture and record GJB1188A data,a data recorder based on DSP+FPGA is designed.In this system,the modules of video capture and display interface,EMAC interface and IDE interface are designed by the rich peripheral resources of DM642;the modules of 1553B data capture interface and digital I/O capture interface are implemented by FPGA.The driver program is developed based on TI DSP/BIOS,which achieves the management and control of the data capture channels,hard disk storage and network transmission.The system works stably and meets the needs of design. |
| 查看全文 查看/发表评论 下载PDF阅读器 |
| 关闭 |