NI DAQ card 6221(37pins)的windows驱动程序,实现对数据采集卡的io控制,在工程领域很有用.,NI DAQ card 6221 (37pins) of the windows driver, to achieve data acquisition card io control, useful in the engineering field.

labview程序用6221直流恒流源和2182电压表测量霍尔效应(labview project for 6221 DC current source--Hall Effect measurement)