MPC5744P SPI 32bit/frame SPI_PAL

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MPC5744P SPI 32bit/frame SPI_PAL

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838927242
Contributor II

I  transmit 16bit/frame SPI  with SPI_PAL ,no problem heppend;

but when I try to transmit 32bit/frame SPI  the initialization can not pass.

who can help solve the problem.... thanks

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razva_tilimpea
NXP Employee
NXP Employee

Hi,

On this CPU are supports native maximum 16 bits frame.

You can workaround this by using continuous mode to keep SS low during 2 frames of 16 bits.

Best regards,

Razvan