关于足球机器人的视觉程序，使用方法比较复杂，需要采集卡的支持，不用的采集卡需要更改采集卡的基本设置才能使用。足球机器人的视觉程序主要是通过色标识别来判断机器人的位置-on soccer robot visual procedures, use of more complex and requires acquisition card support, the collection of cards do not have the need to change the basic acquisit

NI数据采集卡控制，用计数器关联DI，使DI能够连续采集-NI data acquisition card controlled by the counter associated with DI, so that DI can be collected continuously