国产欧美精品一区二区,中文字幕专区在线亚洲,国产精品美女网站在线观看,艾秋果冻传媒2021精品,在线免费一区二区,久久久久久青草大香综合精品,日韩美aaa特级毛片,欧美成人精品午夜免费影视

A scheme of automatic data acquisition system based on ARM is proposed and realized to meet the requirements of automatic data acquisition in poor environment and sparsely populated areas；The hardware circuit is designed with AM3352 as the core,equipped with digital and analog data acquisition module,extended with Ethernet、WIFI、RS232/485 interface；The developed software in Linux embedded system can realize automatic data acquisition and control；The developed APP based on Android can communicate with the software in real time and set various parameters to acquisition system；The test results show that the developed automatic data acquisition system which is easy to operate、running stable and provides high sampling accuracy,meets the practical application. 