:orphan:

.. title:: UART_SIFIVE_PORT_0_TXCNT_IRQ

.. option:: CONFIG_UART_SIFIVE_PORT_0_TXCNT_IRQ

*Port 0 TX Interrupt Threshold Count*

Type: ``int``

Help
====

Port 0 TX Threshold at which the TX FIFO interrupt triggers.

Direct dependencies
===================

\ :option:`UART_SIFIVE_PORT_0 <CONFIG_UART_SIFIVE_PORT_0>` && \ :option:`SERIAL <CONFIG_SERIAL>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- 1

Kconfig definition
==================

.. highlight:: kconfig

At ``drivers/serial/Kconfig.sifive:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:32`` → ``drivers/Kconfig:24`` → ``drivers/serial/Kconfig:103``

Menu path: (Top) → Device Drivers → Serial Drivers → SiFive Freedom serial driver → Enable SIFIVE Port 0

.. parsed-literal::

    config UART_SIFIVE_PORT_0_TXCNT_IRQ
    	int "Port 0 TX Interrupt Threshold Count"
    	default 1
    	depends on \ :option:`UART_SIFIVE_PORT_0 <CONFIG_UART_SIFIVE_PORT_0>` && \ :option:`SERIAL <CONFIG_SERIAL>`
    	help
    	  Port 0 TX Threshold at which the TX FIFO interrupt triggers.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*