Siemens SINUMERIK 840D sl Function Manual page 723

Suppression of signal inversion
Machine data setting:
MD10485 SW_CAM_MODE Bit 1=1
can be used to select the suppression of signal inversion for:
plus cam - minus cam > 180°
Figure 9-9 Software cams for modulo rotary axis (plus cam - minus cam > 180°) and suppression of signal inversion
Extended Functions
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
Software Cams, Position Switching Signals (N3)
Cam signals and cam positions
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