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SourceVuESP-IDF Framework and ExamplesESP-IDFuart_dev_s::status

uart_dev_s::status field

Syntax

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Summary

Declaration

from uart_struct.h:140

union { struct { uint32_t rxfifo_cnt: 8; uint32_t st_urx_out: 4; uint32_t reserved12: 1; uint32_t dsrn: 1; uint32_t ctsn: 1; uint32_t rxd: 1; uint32_t txfifo_cnt: 8; uint32_t st_utx_out: 4; uint32_t reserved28: 1; uint32_t dtrn: 1; uint32_t rtsn: 1; uint32_t txd: 1; }; uint32_t val; } status;

References

Code

Location

Referrer

} status;

uart_struct.h:156

fifo_cnt = HAL_FORCE_READ_U32_REG_FIELD(hw->status, rxfifo_cnt);

uart_ll_rxfifo_rst()

uint32_t fifo_cnt = HAL_FORCE_READ_U32_REG_FIELD(hw->status, rxfifo_cnt);

uart_ll_get_rxfifo_len()

return UART_LL_FIFO_DEF_LEN - HAL_FORCE_READ_U32_REG_FIELD(hw->status, txfifo_cnt);

uart_ll_get_txfifo_len()

typeof(hw->status) status;

uart_ll_is_tx_idle()

status.val = hw->status.val;

uart_ll_is_tx_idle()

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Data Use

uart_dev_s::status is read by 4 functions:

uart_dev_s::status

uart_ll_rxfifo_rst()

uart_ll_get_rxfifo_len()

uart_ll_get_txfifo_len()

uart_ll_is_tx_idle()

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