# DataAcqOpcode

Data acquisition operation codes.

### Synopsis

    typedef enum DataAcqOpcode {
      kAcqOpGetData 0,
      kAcqOpGoMarker,
      kAcqOpConnect,
      kAcqOpDisconnect,
      kAcqOpExit
    }

### Description

Opcode values as passed in whatToDo.

### Fields

`kAcqOpGetData`
  Fill buffer with data.

`kAcqOpGoMarker`
  Seek to a marker in the stream.

`kAcqOpConnect`
  Stream connecting, perform initializations.

`kAcqOpDisconnect`
  Stream disconnecting, no more data requests follow.

`kAcqOpExit`
  Release resources and exit.

### Associated Files

DataStream.h

### See Also

`NewDataAcq`