Siemens SIMATIC S7-1500T Reference Manual

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Extended instructions
Basic instructions
Communication
Technology
S7-300
S7-400
S7-1200 S7-1500
Description LAD/FBD
STL
(not S7-1200)
SCL
✔
Attempt assignment of a VARIANT to a
reference
(AssignmentAttempt):
With
"AssignmentAttempt", you attempt to
assign a VARIANT tag to a reference tag. The
data type of a reference tag is specified at the
time of the declaration, the data type of a
VARIANT tag is determined during runtime.
?= AssignmentAttempt ?=
ARRAY DB
✔
✔
Read from ARRAY data block
ReadFromArrayDB
✔
✔
Write to ARRAY data block
WriteToArrayDB
✔
✔
Read from ARRAY data block in load memory
ReadFromArrayDBL
✔
✔
Write to ARRAY data block in load memory
WriteToArrayDBL
Variant
✔
✔
Read out VARIANT tag value
VariantGet
✔
✔
Write VARIANT tag value
VariantPut
✔
Get number of ARRAY elements
CountOfElements
ARRAY [*]
✔
✔
Read out ARRAY low limit
LOWER_BOUND
✔
✔
Read out ARRAY high limit
UPPER_BOUND

Siemens SIMATIC S7-1500T Specifications

General

Brand	Siemens
Model	SIMATIC S7-1500T
Category	Controller
Language	English