To display the parameters of braking system and hodograph ect on the screen through graph and digital, the subsystem DSP sends the data to PC which is Programmed by VB.

• 为直观显示闸控系统参数和速度图、力图等,使用PC作上位机,并用VB编程,将DSP传送来的数据在PC机上以图形和数字方式显示,从而为闸控系统的可靠性提供依据。