A.9.2.4 CFU DIQ: Address space of the submodule DIQ16 DC24V/0.5A, Counter
Abbreviations
● "IB" stands for input byte, that is, the submodule start address in the input area
● "QB" stands for output byte, that is, the submodule start address in the output area
● "DI" stands for digital input
● "DQ" stands for digital output
● "-" stands for reserved (unused)
Address space
The following tables show the allocation of the CFU DIQ address space with the digital inputs
Channel 0 and Channel 1 as counters without evaluation of the status.
Input area
The table shows the allocation of the address space of the feedback interface.
Table A-17 Address space of the CFU DIQ with submodule "DIQ16 DC24V/0.5A, Counter"
IB x + 7 6 5 4 3 2 1 0
0 DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
1 DI15 DI14 DI13 DI12 DI11 DI1
0
DI9 DI8
2 Count value 0 / Frequency value 0
3
4
5
6 LD_ER‐
ROR_0
LD_STS_SLO
T_0
STS_M_INTER‐
VAL_0
STS_SW_GAT
E_0
- - STS_GATE
_0
STS_DQ_0
7 Count value 1 / Frequency value 1
8
9
10
11 LD_ER‐
ROR_1
LD_STS_SLO
T_1
STS_M_INTER‐
VAL_1
STS_SW_GAT
E_1
- - STS_GATE
_1
STS_DQ_1
IB 6 / IB 11 Action Meaning
1xxx xxx LD_ERROR_<x> Error in the control byte or load value is greater than high counting limit
x1xx xxx LD_STS_SLOT_<
x>
A status change of LD_STS_SLOT_<x> shows that a valid load request (LD_SLOT)
has been detected and executed.
Appendix
A.9 Drivers, parameters, diagnostic messages and address space
SIMATIC CFU
198 Commissioning Manual, 08/2019, A5E39252870-AD
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