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SourceVuESP-IDF Framework and ExamplesESP-IDFspi_slave_hal_context_t::tx_buffer

spi_slave_hal_context_t::tx_buffer field

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Summary

Declaration

from spi_slave_hal.h:82

const void *tx_buffer;

References

Code

Location

Referrer

const void *tx_buffer; ///< Data to be sent

spi_slave_hal.h:82

if (hal->tx_buffer) {

spi_slave.c:543

s_spi_slave_dma_prepare_data()

spicommon_dma_desc_setup_link(dma_ctx->dmadesc_tx, hal->tx_buffer, (hal->bitlen + 7) / 8, false);

spi_slave.c:544

s_spi_slave_dma_prepare_data()

hal->tx_buffer = priv_trans.tx_buffer;

spi_slave.c:662

if (hal->tx_buffer) {

spi_slave_hal_iram.c:43

spi_slave_hal_push_tx_buffer()

spi_ll_write_buffer(hal->hw, hal->tx_buffer, hal->bitlen);

spi_slave_hal_iram.c:44

spi_slave_hal_push_tx_buffer()

spi_ll_enable_miso(hal->hw, (hal->tx_buffer != NULL));

spi_slave_hal_iram.c:57

spi_slave_hal_enable_data_line()

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Data Use

spi_slave_hal_context_t::tx_buffer is written by 1 function and is read by 3 functions:

spi_slave_hal_context_t::tx_buffer

s_spi_slave_dma_prepare_data()

spi_slave_hal_push_tx_buffer()

spi_slave_hal_enable_data_line()

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