DAPL Processing Elements

DAPL declaration commands define the elements that are shared between processing tasks, for consistent configuration, intercommunication, or data transfer.

Define data containers. The values in these containers can be WORD, LONG, FLOAT, or DOUBLE data types.

CONSTANT

Define a shared scalar element that tasks cannot change.

VARIABLE

Define a shared scalar element that any accessing task can change.

PIPE

Define a pipe element for streaming data between tasks.

VECTOR

Define a shared vector (array) of values.

Define elements with special types of data.

TRIGGER

Define a trigger element for recording and transferring event information.

STRING

Define a shared text value.

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