Special memory (SM) and system symbol names
D.24 SMB650-SMB699: Axis 1 open loop motion control (See SMB600-SMB740)
S7-200 SMART
System Manual, V2.3, 07/2017, A5E03822230-AF
825
Axis data SM address
Axis function
Axis 0
Axis 1
Axis 2
SMB624
SMB674 SMB724 CUR_PF is a byte that indicates which profile the Axis of Motion is currently executing.
SMB625
SMB675 SMB725 CUR_STP is a byte that indicates which step in the profile the Axis of Motion is cur-
rently executing.
SMD626
SMD676 SMD726 CUR_POS is a double-word value that indicates the current position of the axis.
SMD630
SMD680 SMD730 CUR_SPD is a double-word value that indicates the current speed of the axis.
Axis data SM address
Axis function
Axis 0
Axis 1
Axis 2
SMB635-
SMB645
SMB685-
SMB695
SMB735-
SMB745
Reserved
SMD646 SMD646 SMD746 V memory pointer to the configuration/profile table for the axis. A pointer value to an
area other than V memory is invalid.
D.24
SMB650-SMB699: Axis 1 open loop motion control (See SMB600-
SMB740)
Refer to "SMB600-SMB749: Axis (0, 1, and 2) open loop motion control (Page 824)" for
details.
D.25
SMB700-SMB749: Axis 2 open loop motion control (See SMB600-
SMB740)
Refer to "SMB600-SMB749: Axis (0, 1, and 2) open loop motion control (Page 824)" for
details.