Function esp_idf_svc::sys::esp_efuse_get_purpose_field

source ยท 
pub unsafe extern "C" fn esp_efuse_get_purpose_field(
    block: u32,
) -> *mut *const esp_efuse_desc_t
Expand description

@brief Returns a pointer to a key purpose for an efuse key block.

@param[in] block A key block in the range EFUSE_BLK_KEY0..EFUSE_BLK_KEY_MAX

To get the value of this field use esp_efuse_read_field_blob() or esp_efuse_get_key_purpose().

@return Pointer: If Successful returns a pointer to the corresponding efuse field otherwise NULL.