Help¶

Size of the transmit buffer for API function: fifo_fill. This value is limited by range of TXD.MAXCNT register for particular SoC.

Direct dependencies¶

UART_1_NRF_UARTE && UART_NRFX && SERIAL

(Includes any dependencies from if’s and menus.)

Defaults¶

32 if UART_1_NRF_UARTE && UART_NRFX && SERIAL

Kconfig definition¶

At drivers/serial/Kconfig.nrfx:162

Included via Kconfig:10 → Kconfig.zephyr:29 → drivers/Kconfig:22 → drivers/serial/Kconfig:84

Menu path: (top menu) → Device Drivers → Serial Drivers → nRF UART nrfx drivers

config UART_1_NRF_TX_BUFFER_SIZE
    int
    prompt "Size of RAM buffer" if UART_1_NRF_UARTE && UART_NRFX && SERIAL
    range 1 65535 if UART_1_NRF_UARTE && UART_NRFX && SERIAL
    default 32 if UART_1_NRF_UARTE && UART_NRFX && SERIAL
    depends on UART_1_NRF_UARTE && UART_NRFX && SERIAL
    help
      Size of the transmit buffer for API function: fifo_fill.
      This value is limited by range of TXD.MAXCNT register for
      particular SoC.

(Definitions include propagated dependencies, including from if’s and menus.)