Siemens SIMATIC S7-300 Manual For Migrating page 69

5 Software Conversion
STEP 7 TIA Portal
Slicing possible – access to
elements of a larger data type
Slicing also possible in
LAD/FBD SCL – no
programming required in STL
Indirect addressing also
possible in LAD/FBD SCL
implicit type conversion
Migration S7-300/S7-400 nach S7-1500
Entry ID: 109478811, V1.1,
Slicing access can look as follows, e.g.,: .%X0 for Bool, .%B0 for
byte, .%W0 for word, .%D0 for double word
The output tag is a WORD. Each time a bit of the appropriate
word is accessed.
05/2017
Description/advantage
69