Siemens SINUMERIK 802C base line Technical Manual page 110

Technical Appendix
Status signals from CNC channel
3300
Data block
Bit 7
33000000
Program
33000001 test
active
33000002
33000003
Reset
CNC
33000004 alarm
with
stop of
machin-
ing
present
33000005
33000006
33000007
6-22
Bit 6 Bit 5
M0 / M1
active
M2 / M30
active
Channel state
Interrup-
ted
active
CNC
alarm
channel-
specific
present
Signals from CNC channel [r]
Interface CNC -----> PLC
Bit 4 Bit 3
Block
search
active
Program state
Interrup-
ted
aborted
All axes
stopped Referen-
Bit 2 Bit 1
Revolu-
tional
feed
active
stopped waiting
All axes
ced
SINUMERIK 802C base line
Bit 0
Referenc-
ing
active
running
Start-Up