634 HEIDENHAIN Technical Manual MANUALplus 620
MP_startPosToModulo
Rollover axis moves start angle into the range of 0 to 360° 
Available from NCK software version: 597 110-01.
Format: Selection menu
Selection: on
Move the rotary axis into the 0 to 360° range at the beginning 
of the positioning block.
off
Do not move the rotary axis into the 0 to 360° range.
Default: No value, parameter optional (= off)
Access: LEVEL3
Reaction: RUN
The MP_showModuloDisp parameter defines the display type for the 
modulo axis. Set the parameter to on to display the position of the rotary axis 
within the modulo limits 0 to 360°. The MP_showModuloDisp parameter is 
effective only if you configure MP_shortestDistance = off .
MP_showModuloDisp
Display of rollover axis in the range of 0 to 360°
Available from NCK software version: 597 110-01.
Format: Selection menu
Selection: on
Display of rollover axis within the modulo limits of 0..360°
off
Display of rollover axis not within the modulo limits
Default: No value, parameter optional (= off)
Access: LEVEL3
Reaction: RUN
Example:
Effect of the MP_shortestDistance and MP_startPosToModulo parameters
Programmed 
movement
shortestDistance = on startPosToModulo = on shortestDistance = off
startPosToModulo = off
Noml. Ref Dist. Noml. Ref Dist. Noml. Ref Dist.
G110 C0 00–00–00–
G110 C185 185 –175 –175 185 185 +185 185 185 +185
G110 C–5 355 355 +170 –5 –5 –190 –5 –5 190
G110 C180 180 180 –175 180 180 –175 180 180 +185
G110 C0 00–18000–18000–180
G110 Ci 720 0 720 +720 720 720 +720 720 720 +720
G110 Ci –800 280 –800 –800 –800 –800 –800 –80 –80 –800