为自制多功能数据采集卡编写了DLL 形式的驱动程序,并将其挂接到labview 开发平台上,利用DLL 驱动程序实现了对步进电机的自动控制.-The driver DLL form prepared by the self-made multi-function data acquisition card, and hooked up to the the labview development platform on DLL driver to achieve automatic contro

PID控制振动台的振动频率，需要数据采集卡和驱动板卡的操作-PID control vibration frequency vibration table requires data acquisition card and driver board operation