Siemens SIMATIC PROFINET Function Manual page 143

3. Place the I/O modules from the hardware catalog in a suitable slot.
4. Add MSI/MSO submodules to the I/O modules:
– Input modules: Select the number of MSI submodules under "Module parameters
– Output modules: Select the number of MSO submodules under "Module parameters
Figure 5-32 Configuring I/O modules with MSI/MSO
Assigning MSI/MSO submodules to an IO controller
You can assign the submodules in a shared device to an IO controller.
For more information, refer to Configuring shared device (Page 124).
Configuring access to a shared device and the module-internal shared input / shared output (MSI
/MSO) function
You can learn how to access a shared device and the MSI /MSO function in STEP 7 with this
FAQ (https://support.industry.siemens.com/cs/ww/en/view/109736536).
PROFINET with STEP 7 V14
Function Manual, 09/2016, A5E03444486-AG
" > "DI configuration" or "AI configuration" in the area "Copy of module for Shared
Device (MSI)".
" > "DQ configuration" or "AW configuration" in the area "Copy of module for shared
device (MSO)".
Functions
5.3 Shared device
143