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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_rom_spiflash_config_readmode()

esp_rom_spiflash_config_readmode() function

Config SPI Flash read mode when init. Please do not call this function in SDK. This function does not try to set the QIO Enable bit in the status register, caller is responsible for this.

Syntax

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Summary

Declaration

Definition

from esp_rom_spiflash.h:131

esp_rom_spiflash_result_t esp_rom_spiflash_config_readmode(esp_rom_spiflash_read_mode_t mode);

Implemented in esp_rom_spiflash.c:402

Arguments

Argument

mode

Return value

ESP_ROM_SPIFLASH_RESULT_OK : config OK. ESP_ROM_SPIFLASH_RESULT_ERR : config error. ESP_ROM_SPIFLASH_RESULT_TIMEOUT : config timeout.

References

Code

Location

Referrer

esp_rom_spiflash_result_t esp_rom_spiflash_config_readmode(esp_rom_spiflash_read_mode_t mode)

esp_rom_spiflash.c:402

esp_rom_spiflash_result_t esp_rom_spiflash_config_readmode(esp_rom_spiflash_read_mode_t mode);

esp_rom_spiflash.h:131

esp_rom_spiflash_result_t esp_rom_spiflash_config_readmode(esp_rom_spiflash_read_mode_t mode);

spi_flash.h:190

esp_rom_spiflash_config_readmode(ESP_ROM_SPIFLASH_SLOWRD_MODE);

esp_rom_spiflash.c:629

esp_rom_spiflash_erase_area()

esp_rom_spiflash_config_readmode(mode);

flash_qio_mode.c:161

enable_qio_mode()

Call Tree

esp_rom_spiflash_config_readmode() is called by 2 functions and calls 2 functions:

esp_rom_spiflash_erase_area()

enable_qio_mode()

esp_rom_spiflash_config_readmode()

__assert_func()

spi_cache_mode_switch()

Data Use

esp_rom_spiflash_config_readmode() reads 7 variables:

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_QIO_MODE

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_QOUT_MODE

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_DIO_MODE

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_DOUT_MODE

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_FASTRD_MODE

esp_rom_spiflash_read_mode_t::ESP_ROM_SPIFLASH_SLOWRD_MODE

esp_rom_spiflash_result_t::ESP_ROM_SPIFLASH_RESULT_OK

esp_rom_spiflash_config_readmode()

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