发布于 2002-09-16 14:01:13
0楼
I think you are right ..
but I do it by timer and to divide the 0 and 1...
then throw off the speed of valve...
In fact I aready finish it in my project..and
it work good now...
For example <0.5 the vale is off ,>0.5 the valve is on ..
Please the result in your work......................