Siemens SIMATIC S7-1200 System Manual page 549

Table 9- 232 Data types for the parameters
Parameter Declaration
ADDR IN or IN/OUT ?
RET_VAL OUT or
RETURN ?
LADDR OUT
For further information on valid data types, refer to "Overview of the valid data types" in the
STEP 7 online help.
Table 9- 233 Condition codes
RET_VAL* Explanation
(W#16#...)
0 No error occurred.
8090 IO address specified at ADDR parameter is not used by any hardware component.
* The error codes can be displayed as integer or hexadecimal values in the program editor.
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
Data type Memory area
Variant I, Q, M, D, L
Int I, Q, M, D, L
HW_IO I, Q, M, D, L
Extended instructions
9.11 Address handling
Description
IO address (I, Q, PI, PQ) within a
(sub)module.
Make sure that slice access is not used for
the parameter ADDR. If this is the case, incor-
rect values are output at the LADDR parame-
ter.
Error code of the instruction.
Determined hardware identifier (logical ad-
dress) of the IO (sub)module.
549