Problem with DSPI sample for MPC5777M

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Problem with DSPI sample for MPC5777M

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alainfelici
Contributor I

Hello all, 

I am going to use DSPI links. I am trying to use MPC5777M DSPI sample available in NXP community on a MPC57XX_MB and MPC5777M_512DS. 

I have put a breakpoint on the while testing the SR and I have seen that DSPI_0  SR.TCF is 1 and DSPI_2 SR.TCF stay to 0. 

The POPR register are set to 0 for both DSPI.

Have you an idea ? 

By the way, no modification has been done in the code.

Thanks a lot 

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alainfelici
Contributor I

Hello

After code deep analysis, I have found that the comment in the main.c header is wrong. 

the line : * EVB connection: P18.12 to P14.13 (CS_0)

must be replaced by * EVB connection: P8.12 to P14.13 (CS_0)

By connecting the CS_0 to PA[12] the sample is working well. 

Alain 

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petervlna
NXP TechSupport
NXP TechSupport

Hi,

Thanks for notification.

We will check it.

Peter

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