CU_STW1 (control word for Control Unit, CU)
See function diagram [2495].
Table 9- 26
Description of CU_STW1 (control word for Control Unit)
Bit
Meaning
0
Synchronization flag
1
RTC PING
2...6
Reserved
7
Acknowledging faults
8...9
Reserved
10
Control taken over
11
Reserved
12
Controller sign-of-life
bit 0
13
Controller sign-of-life
bit 1
14
Controller sign-of-life
bit 2
15
Controller sign-of-life
bit 3
Drive functions
Function Manual, 10/2008, 6SL3097-4AB10-0BP0
–
This signal is used to synchronize the joint system time between the
controller and drive unit.
–
This signal is used to set the UTC time using the PING event.
–
–
0/1
Acknowledging faults
–
–
0
External controller has no control via the CU
Once the prevailing faults on all DOs have been acknowledged, the
fault is also acknowledged implicitly on DO1 (CU).
1
External controller has control via the CU
The prevailing faults have to be acknowledged on all DOs and also
explicitly on DO1 (CU).
–
–
–
Controller sign-of-life
–
–
–
Communication PROFIBUS DP
9.1 Communication according to PROFIdrive
Remarks
BICO
BI: p0681[0]
BI: p3104
–
BI: p2103
–
p3116
–
CI: p2045
429