LabVIEW myRIO Toolkit

Read VI

  • Updated2023-02-21
  • 2 minute(s) read

Read VI

Owning Palette: SPI VIs

Requires: myRIO Toolkit or roboRIO Toolkit

Reads a specified number of frames from a serial peripheral interface (SPI) channel. This VI returns results when all the frames are read. You use the Configure VI to specify the length of a frame.

SPI Ref In specifies the reference to the SPI channel. Use the Open VI to open a reference to the SPI channel. Do not modify the SPI Ref In values.
Frame Count specifies the number of frames to read from the SPI channel.
error in describes error conditions that occur before this node runs. This input provides standard error in functionality.
SPI Ref Out returns the reference to the SPI channel that you specify.
Frames Read returns the data frames that this VI reads from the SPI channel.
error out contains error information. This output provides standard error out functionality.

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