Alif Semiconductor /AE302F40C1537LE_CM55_HE_View /SDMMC /SDMMC_ADMA_ERR_STAT_R

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Interpret as SDMMC_ADMA_ERR_STAT_R

7 43 0 0 00 0 0 0 0 0 0 0 0 (Val_0x0)ADMA_ERR_STATES 0 (Val_0x0)ADMA_LEN_ERR

ADMA_ERR_STATES=Val_0x0, ADMA_LEN_ERR=Val_0x0

Description

ADMA Error Status Register

Fields

ADMA_ERR_STATES

ADMA Error States. These bits indicate the state of ADMA when an error occurs during ADMA data transfer.

0 (Val_0x0): Stop DMA (SYS_ADR register points to a location next to the error descriptor)

1 (Val_0x1): Fetch Descriptor (SYS_ADR register points to the error descriptor)

2 (Val_0x2): Never set this state

3 (Val_0x3): Transfer Data (SYS_ADR register points to a location next to the error descriptor)

ADMA_LEN_ERR

ADMA Length Mismatch Error States. This error occurs in the following events:

  • While the SDMMC_XFER_MODE_R[BLOCK_COUNT_ENABLE] bit is being set, the total data length specified by the Descriptor table is different from that specified by the Block Count and Block Length.
  • When the total data length cannot be divided by the block length.

0 (Val_0x0): No error

1 (Val_0x1): Error

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