Hello my name is Alessio,i'm italian
i have one problem in my diy printer,i have connected ramps to my pc and i installed the firmware of sprinter on ramps 1.4.
i have tested the motion of the stepper motor and when i move the x axis, this go only in one direction, i think to connect the x axis to E1 on the board and i have changed the pin of x whit the pin of E1 but i don' t know how i can change the pin of endstop for configurate it whit the E1.
can help me pleaseeeeeeeeeeeee thanks.

You don't need to change anything on the endstops