In Mach the pins I assigned are X Home-11, Y Home-12 and Z Home-13.
In Mach the pins I assigned are X Home-11, Y Home-12 and Z Home-13.
Yes I am using Port 1 on the ESS board. What's making me scratch my head is the external E-Stop button is on pin 10 and it functions correctly.
Found my problem. Connection issue, all is well.