:orphan:

.. title:: CONFIG_D0WD_PSRAM_CS_IO

.. kconfig:: CONFIG_D0WD_PSRAM_CS_IO

CONFIG_D0WD_PSRAM_CS_IO
#######################

*PSRAM CS IO number*

*PSRAM CS IO number*

Type: ``int``

Help
====

.. code-block:: none

    The PSRAM CS IO can be any unused GPIO, user can config it based on hardware design. If user use
    1.8V flash and 1.8V psram, this value can only be one of 6, 7, 8, 9, 10, 11, 16, 17.

Help
====

.. code-block:: none

    The PSRAM CS IO can be any unused GPIO, user can config it based on hardware design. If user use
    1.8V flash and 1.8V psram, this value can only be one of 6, 7, 8, 9, 10, 11, 16, 17.

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

(\ :kconfig:`ESP_SPIRAM <CONFIG_ESP_SPIRAM>` && \ :kconfig:`SOC_ESP32 <CONFIG_SOC_ESP32>` && \ :ref:`<choice: SoC/CPU/Configuration Selection> <choice_41>`) || (\ :kconfig:`ESP_SPIRAM <CONFIG_ESP_SPIRAM>` && \ :kconfig:`SOC_ESP32 <CONFIG_SOC_ESP32>` && \ :ref:`<choice: SoC/CPU/Configuration Selection> <choice_41>`)

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

Defaults
========

- 16
- 16

Kconfig definitions
===================



At ``<Zephyr SoC>/xtensa/esp32/Kconfig.soc:122``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:38`` → ``<Zephyr SoC>/Kconfig:7`` → ``<BuildDir>/kconfig/Kconfig.soc:1``

Menu path: (Top) → SoC/CPU/Configuration Selection → ESP32 → Support for external, SPI-connected RAM → SPI RAM config → PSRAM clock and cs IO for ESP32-DOWD

.. code-block:: kconfig

    config D0WD_PSRAM_CS_IO
    	int "PSRAM CS IO number"
    	range 0 33
    	default 16
    	depends on ESP_SPIRAM && SOC_ESP32 && <choice>
    	help
    	  The PSRAM CS IO can be any unused GPIO, user can config it based on hardware design. If user use
    	  1.8V flash and 1.8V psram, this value can only be one of 6, 7, 8, 9, 10, 11, 16, 17.

----

At ``<Zephyr SoC>/xtensa/esp32/Kconfig.soc:122``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:38`` → ``<Zephyr SoC>/Kconfig:9``

Menu path: (Top) → SoC/CPU/Configuration Selection → ESP32 → Support for external, SPI-connected RAM → SPI RAM config → PSRAM clock and cs IO for ESP32-DOWD

.. code-block:: kconfig

    config D0WD_PSRAM_CS_IO
    	int "PSRAM CS IO number"
    	range 0 33
    	default 16
    	depends on ESP_SPIRAM && SOC_ESP32 && <choice>
    	help
    	  The PSRAM CS IO can be any unused GPIO, user can config it based on hardware design. If user use
    	  1.8V flash and 1.8V psram, this value can only be one of 6, 7, 8, 9, 10, 11, 16, 17.

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