Monitoring of intermediate fill level, i.e. with additional means for monitoring the fill level, e.g. half full flag, almost empty flag

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Indexing scheme relating to group G06F5/00; Methods or arrangements for data conversion without changing the order or content of the data handled > Indexing scheme relating to groups G06F5/12 - G06F5/14 > Monitoring of intermediate fill level, i.e. with additional means for monitoring the fill level, e.g. half full flag, almost empty flag