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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_efuse_get_key_dis_write()

esp_efuse_get_key_dis_write() function

Returns a write protection for the key block.

Syntax

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Summary

Declaration

Definition

from esp_efuse.h:527

bool esp_efuse_get_key_dis_write(esp_efuse_block_t block);

Implemented in esp_efuse_api_key.c:117

Arguments

Argument

Description

block

A key block in the range EFUSE_BLK_KEY0..EFUSE_BLK_KEY_MAX

Return value

True: The key block is write protected False: The key block is writeable.

References

Code

Location

Referrer

bool esp_efuse_get_key_dis_write(esp_efuse_block_t block)

esp_efuse_api_key.c:117

bool esp_efuse_get_key_dis_write(esp_efuse_block_t block);

esp_efuse.h:527

bool is_write_protected = esp_efuse_get_key_dis_write(block);

esp_efuse_api.c:304

destroy_block()

if (esp_efuse_get_key_dis_read(block) || esp_efuse_get_key_dis_write(block) ||

esp_efuse_api_key.c:139

esp_efuse_key_block_unused()

Call Tree

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

esp_efuse_key_block_unused()

destroy_block()

esp_efuse_get_key_dis_write()

__assert_func()

esp_efuse_read_field_bit()

Data Use

esp_efuse_get_key_dis_write() reads 4 variables:

esp_efuse_block_t::EFUSE_BLK_KEY0

esp_efuse_block_t::EFUSE_BLK_KEY_MAX

esp_efuse_keys_t::key_wr_dis

s_table

esp_efuse_get_key_dis_write()

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