M48 - M53 (Feed-Speed Override Control)

m48 enable feed and speed override, set back to last user feed override value m49 disable feed and speed override and set to 100% m50 p set feed override to a given p value, if the p value is less than zero feed override is disabled and the value remains as is m51 p set speed override to given p value, if the p value is less than zero speed override is switched off m52 p enable feed override by analog input m52 p0 disables feed override by analog input p1 is optional m53 p enable feed hold input m53 p0 disable feed hold input p1 is optional to enable the speed and feed override switches, program m48 to disable both switches, program m49