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espefuse - ESP32 efuse get/set tool

ESPEFUSE(1) User Commands ESPEFUSE(1)

NAME

espefuse - ESP32 efuse get/set tool

DESCRIPTION

usage: espefuse [OPTION] COMMAND
 
 

command arguments:

Run espefuse {command} -h for additional help
dump
Dump raw hex values of all efuses
summary
Print human-readable summary of efuse values
burn_efuse
Burn the efuse with the specified name
read_protect_efuse
Disable readback for the efuse with the specified name
write_protect_efuse
Disable writing to the efuse with the specified name
burn_key
Burn a 256-bit AES key to EFUSE BLK1,BLK2 or BLK3 (flash_encryption, secure_boot).
set_flash_voltage
Permanently set the internal flash voltage regulator to either 1.8V, 3.3V or OFF. This means GPIO12 can be high or low at reset without changing the flash voltage.

optional arguments:

-h, --help
show this help message and exit
--port PORT, -p PORT
Serial port device
--before {default_reset,no_reset,esp32r1}
What to do before connecting to the chip
--do-not-confirm
Do not pause for confirmation before permanently writing efuses. Use with caution.

AUTHOR

esptool.py was started by Fredrik Ahlberg as an unofficial community project, currently maintained by Angus Gratton and supported by Espressif Systems (Shanghai) PTE LTD. This manual page was generated by Milan Kupcevic <milan@debian.org> for the Debian project and can be used by others.

REPORTING BUGS

Review: <https://github.com/espressif/esptool/#troubleshooting>
 
Known issues: <https://github.com/espressif/esptool/issues>
 
Report new issues at: <https://github.com/espressif/esptool/issues/new> Copyright © 2014-2016 Fredrik Ahlberg, Angus Gratton, Espressif Systems (Shanghai) PTE LTD, other contributors as noted. License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

esptool(1), espefuse(1), espsecure(1)
October 2017 esptool.py 2.1