nxp-mcuxpresso/mcux-sdk

[BUG] LPSPI EDMA Send actual data length is not correct when sending large data

Opened this issue · 1 comments

FixJA commented

Describe the bug

To Reproduce

  • Environment (please complete the following information):
    • Tag/Commit hash: SDK_2.14
    • Board/SoC: MIMXRT1021DAG5A
    • Example: cmsis_lpspi_edma_b2b_transfer_master
  • Steps to reproduce the behavior:
    I changed the LPSPI masterTxData array size , when the size is 31 * 1024, the data is sent correctly, when I change it to 32 * 1024, the data is not sent correctly.

The picture below is the LPSPI configuration
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Expected behavior

Screenshots and console output

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Additional context

mcuxthomas commented

Thank you very much for reporting this bug for us. We will fix it in next version. Thanks very much.