HSC issue

Hello All

I have s7-1200 fw.4.4 - here using first hsc input A/B set - all funkction (right +, left - ) 

My issue if in programming, how I can write If go to the left count up and I need max value of this direct.

example. start value - 0 , start turn 0, 1 .2 .3 .... 10 stop and go down 10. 9. 8. 7....

How  write program for find value on stop  time or change direct ? or find maximum value in every direct.

Hello.

Are you using an ecoder or you need to do logic to evaluate direction?

Hello

Yes I use encoder, A/B.

All setting ok, and my counter counting up and down correctli. But my projekt turn left count to 100, start break and go to other direct. I need value when change direct.