【作者】 卜锐； 周建江；

【Author】 BU Rui,ZHOU Jian-jiang (College of Information Science&Technology,Nanjing University of Aeronautics and Astronautics,Nanjing 210016,China)

【机构】 南京航空航天大学信息科学与技术学院；

【摘要】 设计了一种适用于微型飞行器的机载视频压缩存储以及遥测数据采集系统。系统主要包括核心处理器DM355及其外围电路、CMOS图像传感器以及三轴陀螺、三轴加速度传感器、磁阻传感器等MEMS器件。给出了系统硬件电路的设计及关键器件的选择、视频数据的采集与压缩及存储流程并阐述了系统外围器件驱动程序的设计。该系统具有体积小、重量轻、功耗低等特点,满足了微型飞行器系统性能指标的要求。更多还原

【Abstract】 A remote data measurement system used in micro air vehicle(MAV) which can compress and storage video,is designed.The system mainly consists of core processor DM355 and its peripheral electric circuits,CMOS image sensor,three-axis gyroscope,three-axis accelerometer and magnetoresistance sensors. The design of hardware circuit and the selection of key components,the acquisition and compression of video data,the development of peripheral drivers,are presented.The system is small,light and low power dissipation and can meet the system requirements of MAV.更多还原