esp_efuse_set_read_protect() function

Sets a read protection for the whole block. After that, it is impossible to read from this block. The read protection does not apply to block 0.

Syntax

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Summary

Declaration

Definition

from esp_efuse.h:194

esp_err_t esp_efuse_set_read_protect(esp_efuse_block_t blk);

Implemented in esp_efuse_api_key.c:49

Arguments

Argument

Description

blk

Block number of eFuse. (EFUSE_BLK1, EFUSE_BLK2 and EFUSE_BLK3)

Return value

- ESP_OK: The operation was successfully completed. - ESP_ERR_INVALID_ARG: Error in the passed arguments. - ESP_ERR_EFUSE_CNT_IS_FULL: Not all requested cnt bits is set. - ESP_ERR_NOT_SUPPORTED: The block does not support this command.

Examples

References

from examples

esp_efuse_set_read_protect() function

Syntax

Arguments

Return value

Examples

References

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