Using Tx fifo in SPI

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Using Tx fifo in SPI

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Contributor II

Is there a way in which I can fill the whole fifo and empty it at one shot In normal SPI in MPC5748G.

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NXP TechSupport
NXP TechSupport

Hi,

take a look at HALT bit in DSPIx_MCR register. This bit can be used to stop the transfers, so you can fill the FIFO as needed and then enable the transfers again.

Regards,

Lukas

 

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