Siemens SINAMICS S120 Function Manual page 385

Receive signals:
● CU_STW Control Unit control word
● A_DIGITAL digital outputs
● MT_STW probe control word
Transmit signals:
● CU_ZSW Control Unit status word
● E_DIGITAL digital inputs
● MT_CTW Probe status word
● MTn_ZS_F Probe n measuring time, falling edge (n = 1, 2)
● MTn_ZS_S Probe n measuring time, rising edge (n = 1, 2)
CU_STW (control word for Control Unit, CU)
See function diagram [2448]
Table 10-21 Description of CU_STW (control word for Control Unit, CU)
Bit Meaning
0 Synchronization flag
1 RTC PING
2...6 Reserved
7 Acknowledging faults
8...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
A_DIGITAL (digital outputs)
This process data can be used to control the Control Unit outputs.
See function diagram [2449]
Table 10-22 Description of A_DIGITAL (digital outputs)
Bit Meaning
0 Digital input/output 8
(DI/DO 8)
Drive Functions
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
– 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
– –
– Controller sign-of-life
–
–
–
– DI/DO 8 on the Control Unit must be parameterized as an output
(p0728.8 = 1).
Communication PROFIBUS DP/PROFINET IO
10.1 Communications according to PROFIdrive
Remarks
Remarks
BICO
BI: p0681[0]
BI: p3104
–
BI: p2103
–
CI: p2045
BICO
BI: p0738
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