TrendFbTrendStorageWriterReader (FB)

FUNCTION_BLOCK TrendFbTrendStorageWriterReader IMPLEMENTS ITrendStorageWriterBufferClient

This functionblock can be used to read data directly from a ITrendStorageWriter

Methods:

GetAndResetIsCleared

GetMinMaxTimestampsFromBuffer

Initialize

Read

ReleaseDB

ShrinkMemory

BuildBuffer

CleanBuffer

InitializeBufferReader

Structure:

• TrendFbTrendStorageWriterReader.GetAndResetIsCleared (METH)
• TrendFbTrendStorageWriterReader.GetMinMaxTimestampsFromBuffer (METH)
• ITrendStorageWriterBufferClient
  • TrendFbTrendStorageWriterReader.BuildBuffer (METH)
  • TrendFbTrendStorageWriterReader.CleanBuffer (METH)
  • TrendFbTrendStorageWriterReader.InitializeBufferReader (METH)
• TrendFbTrendStorageWriterReader.Initialize (METH)
• TrendFbTrendStorageWriterReader.Read (METH)
• TrendFbTrendStorageWriterReader.ReleaseDB (METH)
• TrendFbTrendStorageWriterReader.ShrinkMemory (METH)