Siemens Sinumerik 840D sl Programming Manual page 176

Data Description
C.2 Channel-specific machine data
28082
Meaning:
MD cannot be changed for SINUMERIK 802D sl.
176
MM_SYSTEM_FRAME_MASK
Bit mask for the configuration of the channel-specific system frames calculated in the
channel.
Bit
0: System frame for actual value setting and scratching
1: System frame for external work offset
2: System frame for TCARR and PAROT
3: System frame for TOROT and TORFRAME
4: System frame for workpiece reference points
5: System frame for cycles
6: System frame for transformations
7: System frame for $P_ISO1FR for ISO G51.1 Mirror
8: System frame for $P_ISO2FR for ISO G68 2DROT
9: System frame for $P_ISO3FR for ISO G68 3DROT
10: System frame for $P_ISO4FR for ISO G51 Scale
corresponds to:
MD28082 $MC_MM_SYSTEM_FRAME_MASK
Programming Manual, 06/09, 6FC5398-7BP10-1BA0
ISO Milling