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Altera_Forum
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13 years ago

Using SPI Without MISO

Hi All I'm using a Nios II as a SPI master and connecting to a DAC (LT1452) slave. The DAC has no returning MISO line, is it still possible to use the Altera SPI core? I was assumin...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

In SPI, it shifts data out while receiving data. If there is no receiving data, you should be able to just tie it off. I've used microcontrollers with SPI slaves that had no MISO and just tied that high.