pascalSCADA OPM: TagBlock: Class TTagBlock
From Pascal SCADA OPM
Class TTagBlock
Unit
Declaration
type TTagBlock = class(TPLCTag)
Description
Base class for all block tags.
:
Base class for tags TPLCBlock and TPLCString.
Hierarchy
Overview
Fields
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PValues:TArrayOfDouble; |
Methods
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procedure ScanRead; override; |
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procedure ScanWrite(Values:TArrayOfDouble; Count, Offset:Cardinal); override; |
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procedure Read; override; |
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procedure Write(Values:TArrayOfDouble; Count, Offset:Cardinal); override; |
Properties
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property AutoRead; |
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property AutoWrite; |
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property CommReadErrors; |
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property CommReadsOK; |
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property CommWriteErrors; |
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property CommWritesOk; |
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property PLCRack; |
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property PLCSlot; |
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property PLCStation; |
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property MemFile_DB; |
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property MemAddress; |
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property MemSubElement; |
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property MemReadFunction; |
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property MemWriteFunction; |
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property Retries; |
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property ProtocolDriver; |
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property RefreshTime; |
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property UpdateTime; |
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property ValueTimestamp; |
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property LongAddress; |
Description
Fields
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PValues:TArrayOfDouble; |
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: Array that stores the values of the tag block. | |
Methods
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procedure ScanRead; override; |
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: See also | |
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procedure ScanWrite(Values:TArrayOfDouble; Count, Offset:Cardinal); override; |
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: See also | |
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procedure Read; override; |
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: See also | |
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procedure Write(Values:TArrayOfDouble; Count, Offset:Cardinal); override; |
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: See also | |
Properties
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property AutoRead; |
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: See also | |
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property AutoWrite; |
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: See also | |
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property CommReadErrors; |
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: See also | |
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property CommReadsOK; |
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: See also | |
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property CommWriteErrors; |
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: See also | |
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property CommWritesOk; |
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: See also | |
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property PLCRack; |
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: See also | |
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property PLCSlot; |
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: See also | |
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property PLCStation; |
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: See also | |
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property MemFile_DB; |
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: See also | |
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property MemAddress; |
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: See also | |
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property MemSubElement; |
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: See also | |
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property MemReadFunction; |
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: See also | |
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property MemWriteFunction; |
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: See also | |
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property Retries; |
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: See also | |
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property ProtocolDriver; |
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: See also | |
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property RefreshTime; |
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: See also | |
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property UpdateTime; |
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: See also
| |
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property ValueTimestamp; |
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: See also | |
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property LongAddress; |
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: See also | |
Author
- Fabio Luis Girardi <fabio@pascalscada.com>
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