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SourceVuESP-IDF Framework and ExamplesESP-IDFspi_dev_s::dma_conf

spi_dev_s::dma_conf field

Syntax

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Summary

Declaration

from spi_struct.h:366

union { struct { uint32_t reserved0: 2; uint32_t in_rst: 1; uint32_t out_rst: 1; uint32_t ahbm_fifo_rst: 1; uint32_t ahbm_rst: 1; uint32_t in_loop_test: 1; uint32_t out_loop_test: 1; uint32_t out_auto_wrback: 1; uint32_t out_eof_mode: 1; uint32_t outdscr_burst_en: 1; uint32_t indscr_burst_en: 1; uint32_t out_data_burst_en: 1; uint32_t reserved13: 1; uint32_t dma_rx_stop: 1; uint32_t dma_tx_stop: 1; uint32_t dma_continue: 1; uint32_t reserved17: 15; }; uint32_t val; } dma_conf;

References

Code

Location

Referrer

} dma_conf;

spi_struct.h:387

hw->dma_conf.val |= SPI_LL_DMA_FIFO_RST_MASK;

spi_ll_dma_tx_fifo_reset()

hw->dma_conf.val &= ~SPI_LL_DMA_FIFO_RST_MASK;

spi_ll_dma_tx_fifo_reset()

hw->dma_conf.val |= SPI_LL_DMA_FIFO_RST_MASK;

spi_ll_dma_rx_fifo_reset()

hw->dma_conf.val &= ~SPI_LL_DMA_FIFO_RST_MASK;

spi_ll_dma_rx_fifo_reset()

dma_in->dma_conf.in_rst = 1;

spi_dma_ll_rx_reset()

dma_in->dma_conf.in_rst = 0;

spi_dma_ll_rx_reset()

dma_in->dma_conf.indscr_burst_en = enable;

spi_dma_ll_rx_enable_burst_desc()

dma_out->dma_conf.out_rst = 1;

spi_dma_ll_tx_reset()

dma_out->dma_conf.out_rst = 0;

spi_dma_ll_tx_reset()

dma_out->dma_conf.out_data_burst_en = enable;

spi_dma_ll_tx_enable_burst_data()

dma_out->dma_conf.outdscr_burst_en = enable;

spi_dma_ll_tx_enable_burst_desc()

dma_out->dma_conf.out_eof_mode = enable;

spi_dma_ll_set_out_eof_generation()

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Data Use

spi_dev_s::dma_conf is read by 8 functions:

spi_dev_s::dma_conf

spi_ll_dma_tx_fifo_reset()

spi_ll_dma_rx_fifo_reset()

spi_dma_ll_rx_reset()

spi_dma_ll_rx_enable_burst_desc()

spi_dma_ll_tx_reset()

spi_dma_ll_tx_enable_burst_data()

spi_dma_ll_tx_enable_burst_desc()

spi_dma_ll_set_out_eof_generation()

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