;helper routine to prompt setting of spindle speed
;use after giving operator message for example
;   1) prompt user to continue
;   2) M110 clears axis notifications (requires emc2.4)

o<spin> sub
(not_a_subfile)
        #<rpm> = #1
o<l0>   if [#<_feature:> LT 1]
          (debug, S to continue: Spindle rpm=#<rpm>)
          m0   (mandatory stop)
          M110 (axisui.notifications-clear)
o<l0>   endif
o<spin> endsub