docs/en/api-reference/system/inc/espefuse_summary_ESP32-C5.rst
.. code-block:: none
idf.py -p PORT efuse-summary
Executing action: efuse-summary
(...)
=== Run "summary" command ===
EFUSE_NAME (Block) Description = [Meaningful Value] [Readable/Writeable] (Hex Value)
----------------------------------------------------------------------------------------
Config fuses:
WR_DIS (BLOCK0) Disable programming of individual eFuses = 0 R/W (0x00000000)
RD_DIS (BLOCK0) Disable reading from BlOCK4-10 = 0 R/W (0b0000000)
DIS_ICACHE (BLOCK0) Represents whether icache is disabled or enabled.\ = False R/W (0b0)
\ 1: disabled\\ 0: enabled\\
DIS_TWAI (BLOCK0) Represents whether TWAI function is disabled or en = False R/W (0b0)
abled.\\ 1: disabled\\ 0: enabled\\
KM_DISABLE_DEPLOY_MODE (BLOCK0) Represents whether the deploy mode of key manager = 0 R/W (0x0)
is disable or not. \\ 1: disabled \\ 0: enabled.\\
KM_RND_SWITCH_CYCLE (BLOCK0) Set the bits to control key manager random number = 0 R/W (0b00)
switch cycle. 0: control by register. 1: 8 km clk
cycles. 2: 16 km cycles. 3: 32 km cycles
KM_DEPLOY_ONLY_ONCE (BLOCK0) Set each bit to control whether corresponding key = 0 R/W (0x0)
can only be deployed once. 1 is true; 0 is false.
bit 0: ecsda; bit 1: xts; bit2: hmac; bit3: ds
DIS_DIRECT_BOOT (BLOCK0) Represents whether direct boot mode is disabled or = False R/W (0b0)
enabled.\\ 1: disabled\\ 0: enabled
UART_PRINT_CONTROL (BLOCK0) Set the default UARTboot message output mode = Enable R/W (0b00)
HYS_EN_PAD (BLOCK0) Represents whether the hysteresis function of = False R/W (0b0)
corresponding PAD is enabled.\\ 1: enabled\\ 0:disabled
HUK_GEN_STATE (BLOCK0) Set the bits to control validation of HUK generate = 0 R/W (0b000000000)
mode.\\ Odd of 1 is invalid.\\ Even of 1 is valid
XTAL_48M_SEL (BLOCK0) Represents whether XTAL frequency is 48MHz or not. = 0 R/W (0b000)
If not; 40MHz XTAL will be used. If this field co
ntains Odd number bit 1: Enable 48MHz XTAL\ Even n
umber bit 1: Enable 40MHz XTAL
XTAL_48M_SEL_MODE (BLOCK0) Specify the XTAL frequency selection is decided by = False R/W (0b0)
eFuse or strapping-PAD-state. 1: eFuse\\ 0: strap
ping-PAD-state
ECC_FORCE_CONST_TIME (BLOCK0) Represents whether to force ecc to use const-time = False R/W (0b0)
calculation mode. \\ 1: Enable. \\ 0: Disable
BLOCK_SYS_DATA1 (BLOCK2) System data part 1 (reserved)
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_USR_DATA (BLOCK3) User data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_SYS_DATA2 (BLOCK10) System data part 2 (reserved)
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
Flash fuses:
FLASH_TPUW (BLOCK0) Represents the flash waiting time after power-up; = 0 R/W (0x0)
in unit of ms. When the value less than 15; the wa
iting time is the programmed value. Otherwise; the
waiting time is 2 times the programmed value
FORCE_SEND_RESUME (BLOCK0) Represents whether ROM code is forced to send a re = False R/W (0b0)
sume command during SPI boot.\\ 1: forced\\ 0:not
forced\\
Jtag fuses:
JTAG_SEL_ENABLE (BLOCK0) Represents whether the selection between usb_to_jt = False R/W (0b0)
ag and pad_to_jtag through strapping gpio15 when b
oth EFUSE_DIS_PAD_JTAG and EFUSE_DIS_USB_JTAG are
equal to 0 is enabled or disabled.\\ 1: enabled\\
0: disabled\\
SOFT_DIS_JTAG (BLOCK0) Represents whether JTAG is disabled in soft way.\\ = 0 R/W (0b000)
Odd number: disabled\\ Even number: enabled\\
DIS_PAD_JTAG (BLOCK0) Represents whether JTAG is disabled in the hard wa = False R/W (0b0)
y(permanently).\\ 1: disabled\\ 0: enabled\\
Mac fuses:
MAC (BLOCK1) MAC address
= 00:00:00:00:00:00 (OK) R/W
MAC_EXT (BLOCK1) Represents the extended bits of MAC address = 00:00 (OK) R/W
CUSTOM_MAC (BLOCK3) Custom MAC
= 00:00:00:00:00:00 (OK) R/W
MAC_EUI64 (BLOCK1) calc MAC_EUI64 = MAC[0]:MAC[1]:MAC[2]:MAC_EXT[0]:M
= 00:00:00:00:00:00:00:00 (OK) R/W
AC_EXT[1]:MAC[3]:MAC[4]:MAC[5]
Security fuses:
DIS_FORCE_DOWNLOAD (BLOCK0) Represents whether the function that forces chip i = False R/W (0b0)
nto download mode is disabled or enabled.\\ 1: dis
abled\\ 0: enabled\\
SPI_DOWNLOAD_MSPI_DIS (BLOCK0) Represents whether SPI0 controller during boot_mod = False R/W (0b0)
e_download is disabled or enabled.\\ 1: disabled\\
0: enabled\\
DIS_DOWNLOAD_MANUAL_ENCRYPT (BLOCK0) Represents whether flash encrypt function is disab = False R/W (0b0)
led or enabled(except in SPI boot mode).\\ 1: disa
bled\\ 0: enabled\\
FORCE_USE_KEY_MANAGER_KEY (BLOCK0) Set each bit to control whether corresponding key = 0 R/W (0x0)
must come from key manager. 1 is true; 0 is false.
bit 0: ecsda; bit 1: xts; bit2: hmac; bit3: ds
FORCE_DISABLE_SW_INIT_KEY (BLOCK0) Set this bit to disable software written init key; = False R/W (0b0)
and force use efuse_init_key
SPI_BOOT_CRYPT_CNT (BLOCK0) Enables flash encryption when 1 or 3 bits are set = Disable R/W (0b000)
and disables otherwise
SECURE_BOOT_KEY_REVOKE0 (BLOCK0) Revoke 1st secure boot key = False R/W (0b0)
SECURE_BOOT_KEY_REVOKE1 (BLOCK0) Revoke 2nd secure boot key = False R/W (0b0)
SECURE_BOOT_KEY_REVOKE2 (BLOCK0) Revoke 3rd secure boot key = False R/W (0b0)
KEY_PURPOSE_0 (BLOCK0) Represents the purpose of Key0 = USER R/W (0x0)
KEY_PURPOSE_1 (BLOCK0) Represents the purpose of Key1 = USER R/W (0x0)
KEY_PURPOSE_2 (BLOCK0) Represents the purpose of Key2 = USER R/W (0x0)
KEY_PURPOSE_3 (BLOCK0) Represents the purpose of Key3 = USER R/W (0x0)
KEY_PURPOSE_4 (BLOCK0) Represents the purpose of Key4 = USER R/W (0x0)
KEY_PURPOSE_5 (BLOCK0) Represents the purpose of Key5 = USER R/W (0x0)
SEC_DPA_LEVEL (BLOCK0) Represents the spa secure level by configuring the = 0 R/W (0b00)
clock random divide mode
SECURE_BOOT_EN (BLOCK0) Represents whether secure boot is enabled or disab = False R/W (0b0)
led.\\ 1: enabled\\ 0: disabled\\
SECURE_BOOT_AGGRESSIVE_REVOKE (BLOCK0) Represents whether revoking aggressive secure boot = False R/W (0b0)
is enabled or disabled.\\ 1: enabled.\\ 0: disabled
KM_XTS_KEY_LENGTH_256 (BLOCK0) Set this bitto configure flash encryption use xts- = False R/W (0b0)
128 key. else use xts-256 key
DIS_DOWNLOAD_MODE (BLOCK0) Represents whether Download mode is disabled or en = False R/W (0b0)
abled.\\ 1: disabled\\ 0: enabled\\
LOCK_KM_KEY (BLOCK0) Represetns whether to lock the efuse xts key.\\ 1. = False R/W (0b0)
Lock\\ 0: Unlock\\
ENABLE_SECURITY_DOWNLOAD (BLOCK0) Represents whether security download is enabled or = False R/W (0b0)
disabled.\\ 1: enabled\\ 0: disabled\\
SECURE_VERSION (BLOCK0) Represents the version used by ESP-IDF anti-rollba = 0 R/W (0x0000)
ck feature
SECURE_BOOT_DISABLE_FAST_WAKE (BLOCK0) Represents whether FAST VERIFY ON WAKE is disabled = False R/W (0b0)
or enabled when Secure Boot is enabled.\\ 1: disa
bled\\ 0: enabled\\
XTS_DPA_PSEUDO_LEVEL (BLOCK0) Represents the pseudo round level of xts-aes anti- = 0 R/W (0b00)
dpa attack.\\ 3: High.\\ 2: Moderate 1. Low\\ 0: D
isabled\\
XTS_DPA_CLK_ENABLE (BLOCK0) Represents whether xts-aes anti-dpa attack clock i = False R/W (0b0)
s enabled.\\ 1. Enable.\\ 0: Disable.\\
ECDSA_DISABLE_P192 (BLOCK0) Represents whether to disable P192 curve in ECDSA. = False R/W (0b0)
\\ 1: Disabled.\\ 0: Not disable
BLOCK_KEY0 (BLOCK4)
Purpose: USER
Key0 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_KEY1 (BLOCK5)
Purpose: USER
Key1 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_KEY2 (BLOCK6)
Purpose: USER
Key2 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_KEY3 (BLOCK7)
Purpose: USER
Key3 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_KEY4 (BLOCK8)
Purpose: USER
Key4 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
BLOCK_KEY5 (BLOCK9)
Purpose: USER
Key5 or user data
= 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 R/W
Usb fuses:
DIS_USB_JTAG (BLOCK0) Represents whether the function of usb switch to j = False R/W (0b0)
tag is disabled or enabled.\\ 1: disabled\\ 0: ena
bled\\
USB_EXCHG_PINS (BLOCK0) Represents whether the D+ and D- pins is exchanged = False R/W (0b0)
.\\ 1: exchanged\\ 0: not exchanged\\
DIS_USB_SERIAL_JTAG_ROM_PRINT (BLOCK0) Represents whether print from USB-Serial-JTAG is d = False R/W (0b0)
isabled or enabled.\\ 1: disabled\\ 0: enabled\\
DIS_USB_SERIAL_JTAG_DOWNLOAD_MODE (BLOCK0) Represents whether the USB-Serial-JTAG download fu = False R/W (0b0)
nction is disabled or enabled.\\ 1: Disable\\ 0: E
nable\\
Vdd fuses:
VDD_SPI_AS_GPIO (BLOCK0) Represents whether vdd spi pin is functioned as gp = False R/W (0b0)
io.\\ 1: functioned\\ 0: not functioned\\
Wdt fuses:
WDT_DELAY_SEL (BLOCK0) Represents the threshold level of the RTC watchdog = 0 R/W (0b00)
STG0 timeout.\\ 0: Original threshold configurati
on value of STG0 *2 \\1: Original threshold config
uration value of STG0 *4 \\2: Original threshold c
onfiguration value of STG0 *8 \\3: Original thresh
old configuration value of STG0 *16 \\