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

In order to solve the problem for off-line detection difficultly of certain type vehicle-mounted network- communication-controller fixed on command and control equipment, detecting Instrument has been designed by comprehensively using the computer technology, the network technology and the communication technology. Introduces the functions, the hardware and software components, the software flow about the detecting Instrument, and illustrates the performance test principles by separately taking the control-port, the ethernet-port, the HUB-port and RS232-port as the examples. The experimental and applied results show that the detection instrument has advantages in connection convenience, rapid detection speed and high automation degree etc, it is a good solution to the off-line detection problem, has met the requirements of maintenance support for forces, and can provide reference for the testing and maintenance of other command and control equipments.