I need help to wire up my db25 bob to work with mach3. Heres what i have so far,output pins 2,3,4,5,6,7,8,9 are x,a,y,z step and direction. that leaves me pins 1,14,16,17 available. input pins 12,13 are thc +,- that leaves pins 10,11,15 open on the inputs. now heres my problem i still have arc okay, x,a,y and z home to wire in but only have pins 10,11,15 open on my bob. can i use output pins for home switches and configure them in mach? thank you for your advice.