Dear friends,
I want to change the maximum and minimum value of X-Axis that displayed. For example, the input of Ydata is an array by size 500 but i want to x-axis minimum & maximum values be 50 & 100 and the axis changes between these values.
In real our data are very huge, so we must use paging. so, i must can change the labels of X-Axis ( minimum & maximum labels) . what must i do?

PLEASE  HELP ME!
thanks, Majid.