F_BA_TrendBufferSize
The function F_BA_TrendBufferSize of return type DINT determines the size of a trend, which is defined as ARRAY of type ST_BA_TrendEntry.
The input/output variable aBuffer refers to the trend to be examined and allows the linking of fields of undefined size by the syntax ARRAY [*].
Syntax
FUNCTION F_BA_TrendBufferSize : DINT
VAR_IN_OUT
aBuffer : ARRAY [*] OF ST_BA_TrendEntry;
END_VAR
Inputs/outputs
Name | Type | Description |
|---|---|---|
|
aBuffer |
Reference to the trend to be examined. |
Requirements
Development environment | Required PLC library |
|---|---|
TwinCAT 3.1 4024.35 | Tc3_BA2_Common from V2.1.20.0 |