Siemens SITOP Series Function Manual page 27

Note
Cyclic_IO_Output1_address
The system tag is automatically generated by the TIA Portal when creating the expansion
module.
Note
For S7-300/400
For addressing data type HW_IO, refer to the section Data type HW_IO.
Input/Output parameters
Table 5- 7
Parameter
Data
Note
Data
DB attribute "Optimized block access" must be unchecked. To do this, right click on the
global DB of your project in the "Project tree" window and select "Properties". Navigate to
"General > Attributes", clear the "Optimized block access" check box.
(Reference, symbolic name of the DB for global data exchange)
Note
For S7-300/400
For S7-1200/1500 controller, it is sufficient to drag the appropriate DB onto the parameter.
For S7-300/400 controllers, the procedure may change.
1. In the "Cyclic interrupt" window, click on the
specification entry.
2. Select the symbolic name of your data block. A list of global DB contents is displayed.
3. Select "UDT_PSU8600_Data" data type.
SITOP PSU8600 Firmware V1.4: Faceplates and Communication Blocks V2.4 for SIMATIC STEP 7 V14 SP1, V15 and V15.1 (TIA)
Function Manual, 11.2018, A5E37763954-09-76
parameter
Data type
UDT_PSU8600_Data
parameter
SIMATIC STEP 7 function blocks
5.4 FB SITOP_CNX8600_8X
Description
DB for global data exchange.
DB must follow the UDT structure.
IO parameter field for manual
Data
27