Talkfifodatamx [visual c only – Yokogawa PC-Based MX100 User Manual

Page 352

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5-94

IM MX190-01E

talkFIFODataMX

[Visual C Only]

Syntax

int talkFIFODataMX(DAQMX daqmx, int fifoNo, MXDataNo
startDataNo, MXDataNo endDataNo);

Parameters

daqmx

Specify the device descriptor.

fifoNo

Specify the FIFO number.

startDataNo

Specify the start data number.

endDataNo

Specify the end data number.

Description

Declares the retrieval of the measured data of the specified FIFO number.
• Specify the range to be retrieved using the start and end data numbers.

• When retrieving instantaneous values, specify the constant for “Data number for

specifying instantaneous values” for the start/end data number. Or, use the

talkFIFODataInstMX function.

• After executing this function, use the getTimeDataMX function to retrieve the data

times for all the data points. Then, use the getChDataMX function to retrieve the
measured data of all the data points.

• In Visual Basic, use the talkFIFODataVBMX function.

Return value

Returns an error number.

Error:
Not descriptor

No device descriptor.

Reference

CDAQMX::talkFIFOData

5.1 Details of Functions - MX100 (Visual C/Visual Basic) -

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