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esp_rom_spiflash_read_status() function
SPI Read Flash status register. We use CMD 0x05 (RDSR). Please do not call this function in SDK.
Syntax
esp_rom_spiflash_result_t esp_rom_spiflash_read_status(esp_rom_spiflash_chip_t *spi,
uint32_t *status);
Implemented in ![]()
esp_rom_spiflash.c:222
Return value
ESP_ROM_SPIFLASH_RESULT_OK : read OK. ESP_ROM_SPIFLASH_RESULT_ERR : read error. ESP_ROM_SPIFLASH_RESULT_TIMEOUT : read timeout.
Related Functions
Found 14 other functions taking a ![]()
esp_rom_spiflash_chip_t
argument:
Function
Description
Wait until SPI flash write operation is complete Reads the Write In Progress bit of the SPI flash status register, repeats until this bit is zero (indicating write complete).
SPI Read Flash status register bits 8-15. We use CMD 0x35 (RDSR2). Please do not call this function in SDK.
Write status to Flash status register. Please do not call this function in SDK.
Set WREN bit.