Spindle speed and direction for endless turning

Endless spindle turning can take place by simultaneously programming M3/M4 and

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Programming Example

Endless turning

; Define realtime cycle
#RT CYCLE [...]
  ; external trigger condition
  $IF ONCE V.E.TRIGGER == 1
    ; Command main spindle
    M03 S1000
    ; Command counter spindle
    S2[M03 REV=1000]
  $ENDIF
#RT CYCLE END
; ...
; End main program
M30