1182 HEIDENHAIN Technical Manual MANUALplus 620
SP_SPEED_
REACHED
Only for spindles – last spindle speed reached
SP_MASTER Axis is master spindle (for spindle synchronism)
SP_SLAVE Axis is slave spindle (for spindle synchronism)
SP_SYNC_
REACHED
Last spindle speed reached (for spindle synchronism)
LGR_REQUEST Only for spindles – IPO-internal request for position 
feedback control 
TAKE_CYC_DATA Use the nominal values from the cyclic message
IS_NOT_ACTIVE Axis was configured but is not available physically
IS_ENDAT Axis with EnDat encoder
Variable Display