Siemens SINUMERIK 840D sl Function Manual page 1615

DB21, ...
DBX32.5 M00/M01 active
Screen
Corresponding to ... DB21, ... DBX0.5 (activate M01)
DB21, ... DBX24.5 (M01 selected)
DB21, ...
DBX32.6 Last action block active
Edge evaluation: No
Signal state 1 The last action block is being executed.
This means that all the action blocks on the NC side have been processed and the actions on the
PLC side (ASUB, FC) or the operator such as overstore, mode change according to JOG/REPOS
are possible. In this way the PLC, for example, can still perform a tool change before the start of
movement.
Signal state 0 The last action block is not being executed. Action blocks contain the actions collected during "Block
search with computation" such as
● Output help function H, M00, M01, M..
● Tool programming T, D, DL
● Spindle programming S-Value, M3/M4/M5/M19, SPOS
● Feed programming, F
Additional references See Section "K1: Mode group, channel, program operation, reset response (Page 455)"
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
19.6 Mode group, channel, program operation, reset response (K1)
Signal(s) updated: Cyclically
Z1: NC/PLC interface signals
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